Release 1.13.4.1

Closes #211

Configuration/Arguments.cs

@@ -6,7 +6,6 @@ namespace TweetDuck.Configuration{
         // public args
         public const string ArgDataFolder = "-datafolder";
         public const string ArgLogging = "-log";
-        public const string ArgDebugUpdates = "-debugupdates";
 
         // internal args
         public const string ArgRestart = "-restart";

Configuration/UserConfig.cs

@@ -50,6 +50,7 @@ namespace TweetDuck.Configuration{
         public bool IgnoreTrackingUrlWarning { get; set; } = false;
         public bool EnableSmoothScrolling    { get; set; } = true;
         public string BrowserPath            { get; set; } = null;
+        public string SearchEngineUrl        { get; set; } = null;
         private int _zoomLevel                             = 100;
         private bool _muteNotifications;
 

Core/Bridge/CallbackBridge.cs

@@ -1,19 +0,0 @@
-using System;
-using System.Windows.Forms;
-using TweetDuck.Core.Controls;
-
-namespace TweetDuck.Core.Bridge{
-    sealed class CallbackBridge{
-        private readonly Control owner;
-        private readonly Action safeCallback;
-
-        public CallbackBridge(Control owner, Action safeCallback){
-            this.owner = owner;
-            this.safeCallback = safeCallback;
-        }
-
-        public void Trigger(){
-            owner.InvokeSafe(safeCallback);
-        }
-    }
-}

Core/Bridge/TweetDeckBridge.cs

@@ -117,8 +117,8 @@ namespace TweetDuck.Core.Bridge{
             });
         }
 
-        public void ScreenshotTweet(string html, int width, int height){
-            form.InvokeAsyncSafe(() => form.OnTweetScreenshotReady(html, width, height));
+        public void ScreenshotTweet(string html, int width){
+            form.InvokeAsyncSafe(() => form.OnTweetScreenshotReady(html, width));
         }
 
         public void PlayVideo(string url, string username){

Core/FormBrowser.cs

@@ -15,6 +15,7 @@ using TweetDuck.Plugins;
 using TweetDuck.Plugins.Enums;
 using TweetDuck.Plugins.Events;
 using TweetDuck.Updates;
+using TweetDuck.Updates.Events;
 
 namespace TweetDuck.Core{
     sealed partial class FormBrowser : Form, AnalyticsFile.IProvider{
@@ -38,8 +39,8 @@ namespace TweetDuck.Core{
         }
 
         public string UpdateInstallerPath { get; private set; }
-
-        public PluginManager PluginManager => plugins;
+        private bool ignoreUpdateCheckError;
+        
         public AnalyticsFile AnalyticsFile => analytics?.File ?? AnalyticsFile.Dummy;
 
         private readonly TweetDeckBrowser browser;
@@ -78,8 +79,9 @@ namespace TweetDuck.Core{
             Disposed += (sender, args) => {
                 Config.MuteToggled -= Config_MuteToggled;
                 Config.TrayBehaviorChanged -= Config_TrayBehaviorChanged;
-
+                
                 browser.Dispose();
+                updates.Dispose();
                 contextMenu.Dispose();
 
                 notificationScreenshotManager?.Dispose();
@@ -96,6 +98,7 @@ namespace TweetDuck.Core{
             UpdateTrayIcon();
 
             this.updates = new UpdateHandler(browser, updaterSettings);
+            this.updates.CheckFinished += updates_CheckFinished;
             this.updates.UpdateAccepted += updates_UpdateAccepted;
             this.updates.UpdateDismissed += updates_UpdateDismissed;
 
@@ -233,6 +236,28 @@ namespace TweetDuck.Core{
             }
         }
 
+        private void updates_CheckFinished(object sender, UpdateCheckEventArgs e){
+            this.InvokeAsyncSafe(() => {
+                e.Result.Handle(update => {
+                    if (!update.IsUpdateDismissed){
+                        if (update.IsUpdateNew){
+                            browser.ShowUpdateNotification(update.VersionTag, update.ReleaseNotes);
+                        }
+                        else{
+                            updates.StartTimer();
+                        }
+                    }
+                }, ex => {
+                    if (!ignoreUpdateCheckError){
+                        Program.Reporter.HandleException("Update Check Error", "An error occurred while checking for updates.", true, ex);
+                        updates.StartTimer();
+                    }
+                });
+                
+                ignoreUpdateCheckError = true;
+            });
+        }
+
         private void updates_UpdateAccepted(object sender, UpdateEventArgs e){
             this.InvokeAsyncSafe(() => {
                 FormManager.CloseAllDialogs();
@@ -241,13 +266,21 @@ namespace TweetDuck.Core{
                     Config.DismissedUpdate = null;
                     Config.Save();
                 }
-            
-                updates.BeginUpdateDownload(this, e.UpdateInfo, update => {
-                    if (update.DownloadStatus == UpdateDownloadStatus.Done){
-                        UpdateInstallerPath = update.InstallerPath;
-                    }
 
-                    ForceClose();
+                updates.BeginUpdateDownload(this, e.UpdateInfo, update => {
+                    UpdateDownloadStatus status = update.DownloadStatus;
+
+                    if (status == UpdateDownloadStatus.Done){
+                        UpdateInstallerPath = update.InstallerPath;
+                        ForceClose();
+                    }
+                    else if (status != UpdateDownloadStatus.Canceled && FormMessage.Error("Update Has Failed", "Could not automatically download the update: "+(update.DownloadError?.Message ?? "unknown error")+"\n\nWould you like to open the website and try downloading the update manually?", FormMessage.Yes, FormMessage.No)){
+                        BrowserUtils.OpenExternalBrowser(Program.Website);
+                        ForceClose();
+                    }
+                    else{
+                        Show();
+                    }
                 });
             });
         }
@@ -298,10 +331,19 @@ namespace TweetDuck.Core{
         }
 
         public void ReloadToTweetDeck(){
+            #if DEBUG
+            Resources.ScriptLoader.HotSwap();
+            #endif
+
+            ignoreUpdateCheckError = false;
             browser.ReloadToTweetDeck();
             AnalyticsFile.BrowserReloads.Trigger();
         }
 
+        public void AddSearchColumn(string query){
+            browser.AddSearchColumn(query);
+        }
+
         public void TriggerTweetScreenshot(){
             browser.TriggerTweetScreenshot();
         }
@@ -456,12 +498,12 @@ namespace TweetDuck.Core{
             AnalyticsFile.TweetDetails.Trigger();
         }
 
-        public void OnTweetScreenshotReady(string html, int width, int height){
+        public void OnTweetScreenshotReady(string html, int width){
             if (notificationScreenshotManager == null){
                 notificationScreenshotManager = new TweetScreenshotManager(this, plugins);
             }
 
-            notificationScreenshotManager.Trigger(html, width, height);
+            notificationScreenshotManager.Trigger(html, width);
             AnalyticsFile.TweetScreenshots.Trigger();
         }
 

Core/Handling/ContextMenuBase.cs

@@ -11,13 +11,14 @@ using TweetDuck.Core.Management;
 using TweetDuck.Core.Notification;
 using TweetDuck.Core.Other;
 using TweetDuck.Core.Other.Analytics;
+using TweetDuck.Resources;
 
 namespace TweetDuck.Core.Handling{
     abstract class ContextMenuBase : IContextMenuHandler{
         public static readonly bool HasDevTools = File.Exists(Path.Combine(Program.ProgramPath, "devtools_resources.pak"));
 
         private static TwitterUtils.ImageQuality ImageQuality => Program.UserConfig.TwitterImageQuality;
-
+        
         private const CefMenuCommand MenuOpenLinkUrl     = (CefMenuCommand)26500;
         private const CefMenuCommand MenuCopyLinkUrl     = (CefMenuCommand)26501;
         private const CefMenuCommand MenuCopyUsername    = (CefMenuCommand)26502;
@@ -26,6 +27,7 @@ namespace TweetDuck.Core.Handling{
         private const CefMenuCommand MenuCopyMediaUrl    = (CefMenuCommand)26505;
         private const CefMenuCommand MenuSaveMedia       = (CefMenuCommand)26506;
         private const CefMenuCommand MenuSaveTweetImages = (CefMenuCommand)26507;
+        private const CefMenuCommand MenuSearchInBrowser = (CefMenuCommand)26508;
         private const CefMenuCommand MenuOpenDevTools    = (CefMenuCommand)26599;
         
         protected ContextInfo.LinkInfo LastLink { get; private set; }
@@ -52,6 +54,11 @@ namespace TweetDuck.Core.Handling{
                 LastChirp = TweetDeckBridge.ContextInfo.Chirp;
             }
 
+            if (parameters.TypeFlags.HasFlag(ContextMenuType.Selection) && !parameters.TypeFlags.HasFlag(ContextMenuType.Editable)){
+                model.AddItem(MenuSearchInBrowser, "Search in browser");
+                model.AddSeparator();
+            }
+
             bool hasTweetImage = LastLink.IsImage;
             bool hasTweetVideo = LastLink.IsVideo;
 
@@ -132,7 +139,7 @@ namespace TweetDuck.Core.Handling{
                     }
 
                     string url = LastLink.GetMediaSource(parameters);
-                    string file = Path.Combine(BrowserCache.CacheFolder, TwitterUtils.GetImageFileName(url));
+                    string file = Path.Combine(BrowserCache.CacheFolder, TwitterUtils.GetImageFileName(url) ?? Path.GetRandomFileName());
 
                     if (File.Exists(file)){
                         ViewImage(file);
@@ -165,6 +172,12 @@ namespace TweetDuck.Core.Handling{
                     control.InvokeAsyncSafe(analytics.AnalyticsFile.DownloadedImages.Trigger);
                     TwitterUtils.DownloadImages(LastChirp.Images, LastChirp.Authors.LastOrDefault(), ImageQuality);
                     break;
+
+                case MenuSearchInBrowser:
+                    string query = parameters.SelectionText;
+                    control.InvokeAsyncSafe(() => BrowserUtils.OpenExternalSearch(query));
+                    DeselectAll(frame);
+                    break;
                     
                 case MenuOpenDevTools:
                     browserControl.ShowDevTools();
@@ -182,6 +195,10 @@ namespace TweetDuck.Core.Handling{
             return false;
         }
 
+        protected void DeselectAll(IFrame frame){
+            ScriptLoader.ExecuteScript(frame, "window.getSelection().removeAllRanges()", "gen:deselect");
+        }
+
         protected void OpenBrowser(Control control, string url){
             control.InvokeAsyncSafe(() => BrowserUtils.OpenExternalBrowser(url));
         }
@@ -189,6 +206,10 @@ namespace TweetDuck.Core.Handling{
         protected void SetClipboardText(Control control, string text){
             control.InvokeAsyncSafe(() => WindowsUtils.SetClipboard(text, TextDataFormat.UnicodeText));
         }
+
+        protected static void InsertSelectionSearchItem(IMenuModel model, CefMenuCommand insertCommand, string insertLabel){
+            model.InsertItemAt(model.GetIndexOf(MenuSearchInBrowser)+1, insertCommand, insertLabel);
+        }
         
         protected static void AddDebugMenuItems(IMenuModel model){
             model.AddItem(MenuOpenDevTools, "Open dev tools");

Core/Handling/ContextMenuBrowser.cs

@@ -1,6 +1,7 @@
 using CefSharp;
 using System.Windows.Forms;
 using TweetDuck.Core.Controls;
+using TweetDuck.Core.Utils;
 
 namespace TweetDuck.Core.Handling{
     sealed class ContextMenuBrowser : ContextMenuBase{
@@ -16,6 +17,7 @@ namespace TweetDuck.Core.Handling{
         private const CefMenuCommand MenuCopyQuotedTweetUrl = (CefMenuCommand)26613;
         private const CefMenuCommand MenuScreenshotTweet    = (CefMenuCommand)26614;
         private const CefMenuCommand MenuInputApplyROT13    = (CefMenuCommand)26615;
+        private const CefMenuCommand MenuSearchInColumn     = (CefMenuCommand)26616;
 
         private const string TitleReloadBrowser = "Reload browser";
         private const string TitleMuteNotifications = "Mute notifications";
@@ -30,14 +32,17 @@ namespace TweetDuck.Core.Handling{
         }
 
         public override void OnBeforeContextMenu(IWebBrowser browserControl, IBrowser browser, IFrame frame, IContextMenuParams parameters, IMenuModel model){
+            bool isSelecting = parameters.TypeFlags.HasFlag(ContextMenuType.Selection);
+            bool isEditing = parameters.TypeFlags.HasFlag(ContextMenuType.Editable);
+
             model.Remove(CefMenuCommand.Back);
             model.Remove(CefMenuCommand.Forward);
             model.Remove(CefMenuCommand.Print);
             model.Remove(CefMenuCommand.ViewSource);
             RemoveSeparatorIfLast(model);
 
-            if (parameters.TypeFlags.HasFlag(ContextMenuType.Selection)){
-                if (parameters.TypeFlags.HasFlag(ContextMenuType.Editable)){
+            if (isSelecting){
+                if (isEditing){
                     model.AddSeparator();
                     model.AddItem(MenuInputApplyROT13, "Apply ROT13");
                 }
@@ -47,7 +52,11 @@ namespace TweetDuck.Core.Handling{
 
             base.OnBeforeContextMenu(browserControl, browser, frame, parameters, model);
 
-            if (!string.IsNullOrEmpty(LastChirp.TweetUrl) && (parameters.TypeFlags & (ContextMenuType.Editable | ContextMenuType.Selection)) == 0){
+            if (isSelecting && !isEditing && TwitterUtils.IsTweetDeckWebsite(frame)){
+                InsertSelectionSearchItem(model, MenuSearchInColumn, "Search in a column");
+            }
+
+            if (!string.IsNullOrEmpty(LastChirp.TweetUrl) && !isSelecting && !isEditing){
                 model.AddItem(MenuOpenTweetUrl, "Open tweet in browser");
                 model.AddItem(MenuCopyTweetUrl, "Copy tweet address");
                 model.AddItem(MenuScreenshotTweet, "Screenshot tweet to clipboard");
@@ -61,7 +70,7 @@ namespace TweetDuck.Core.Handling{
                 model.AddSeparator();
             }
 
-            if ((parameters.TypeFlags & (ContextMenuType.Editable | ContextMenuType.Selection)) == 0){
+            if (!isSelecting && !isEditing){
                 AddSeparator(model);
 
                 IMenuModel globalMenu = model.Count == 0 ? model : model.AddSubMenu(MenuGlobal, Program.BrandName);
@@ -135,6 +144,12 @@ namespace TweetDuck.Core.Handling{
                 case MenuInputApplyROT13:
                     form.InvokeAsyncSafe(form.ApplyROT13);
                     return true;
+
+                case MenuSearchInColumn:
+                    string query = parameters.SelectionText;
+                    form.InvokeAsyncSafe(() => form.AddSearchColumn(query));
+                    DeselectAll(frame);
+                    break;
             }
 
             return false;

Core/Handling/General/JavaScriptDialogHandler.cs

@@ -1,7 +1,6 @@
 using System.Drawing;
 using System.Windows.Forms;
 using CefSharp;
-using CefSharp.WinForms;
 using TweetDuck.Core.Controls;
 using TweetDuck.Core.Other;
 using TweetDuck.Core.Utils;
@@ -28,7 +27,7 @@ namespace TweetDuck.Core.Handling.General{
         }
 
         bool IJsDialogHandler.OnJSDialog(IWebBrowser browserControl, IBrowser browser, string originUrl, CefJsDialogType dialogType, string messageText, string defaultPromptText, IJsDialogCallback callback, ref bool suppressMessage){
-            ((ChromiumWebBrowser)browserControl).InvokeSafe(() => {
+            browserControl.AsControl().InvokeSafe(() => {
                 FormMessage form;
                 TextBox input = null;
 

Core/Management/ContextInfo.cs

@@ -11,7 +11,7 @@ namespace TweetDuck.Core.Management{
         }
         
         public void SetLink(string type, string url){
-            Link = new LinkInfo(string.IsNullOrEmpty(url) ? null : type, url);
+            Link = string.IsNullOrEmpty(url) ? new LinkInfo() : new LinkInfo(type, url);
         }
 
         public void SetChirp(string tweetUrl, string quoteUrl, string chirpAuthors, string chirpImages){

Core/Management/ProfileManager.cs

@@ -23,7 +23,6 @@ namespace TweetDuck.Core.Management{
         }
 
         public bool IsRestarting { get; private set; }
-        public Exception LastException { get; private set; }
 
         private readonly string file;
         private readonly PluginManager plugins;
@@ -67,7 +66,7 @@ namespace TweetDuck.Core.Management{
 
                 return true;
             }catch(Exception e){
-                LastException = e;
+                Program.Reporter.HandleException("Profile Export Error", "An exception happened while exporting TweetDuck profile.", true, e);
                 return false;
             }
         }
@@ -100,8 +99,7 @@ namespace TweetDuck.Core.Management{
                         }
                     }
                 }
-            }catch(Exception e){
-                LastException = e;
+            }catch(Exception){
                 items = Items.None;
             }
 
@@ -164,12 +162,12 @@ namespace TweetDuck.Core.Management{
                 }
 
                 if (missingPlugins.Count > 0){
-                    FormMessage.Information("Importing TweetDuck Profile", "Detected missing plugins when importing plugin data:\n"+string.Join("\n", missingPlugins), FormMessage.OK);
+                    FormMessage.Information("Profile Import", "Detected missing plugins when importing plugin data:\n"+string.Join("\n", missingPlugins), FormMessage.OK);
                 }
 
                 return true;
             }catch(Exception e){
-                LastException = e;
+                Program.Reporter.HandleException("Profile Import Error", "An exception happened while importing TweetDuck profile.", true, e);
                 return false;
             }
         }
@@ -199,15 +197,23 @@ namespace TweetDuck.Core.Management{
         }
 
         private static IEnumerable<PathInfo> EnumerateFilesRelative(string root){
-            return Directory.Exists(root) ? Directory.EnumerateFiles(root, "*.*", SearchOption.AllDirectories).Select(fullPath => new PathInfo{
-                Full = fullPath,
-                Relative = fullPath.Substring(root.Length).TrimStart(Path.DirectorySeparatorChar, Path.AltDirectorySeparatorChar) // strip leading separator character
-            }) : Enumerable.Empty<PathInfo>();
+            if (Directory.Exists(root)){
+                int rootLength = root.Length;
+                return Directory.EnumerateFiles(root, "*.*", SearchOption.AllDirectories).Select(fullPath => new PathInfo(fullPath, rootLength));
+            }
+            else{
+                return Enumerable.Empty<PathInfo>();
+            }
         }
 
         private sealed class PathInfo{
-            public string Full { get; set; }
-            public string Relative { get; set; }
+            public string Full { get; }
+            public string Relative { get; }
+
+            public PathInfo(string fullPath, int rootLength){
+                this.Full = fullPath;
+                this.Relative = fullPath.Substring(rootLength).TrimStart(Path.DirectorySeparatorChar, Path.AltDirectorySeparatorChar); // strip leading separator character
+            }
         }
     }
 

Core/Management/VideoPlayer.cs

@@ -9,25 +9,13 @@ using TweetLib.Communication;
 
 namespace TweetDuck.Core.Management{
     sealed class VideoPlayer : IDisposable{
-        public bool Running{
-            get{
-                if (currentProcess == null){
-                    return false;
-                }
-
-                currentProcess.Refresh();
-                return !currentProcess.HasExited;
-            }
-        }
+        public bool Running => currentInstance != null && currentInstance.Running;
 
         public event EventHandler ProcessExited;
 
         private readonly FormBrowser owner;
-        private string lastUrl;
-        private string lastUsername;
 
-        private Process currentProcess;
-        private DuplexPipe.Server currentPipe;
+        private Instance currentInstance;
         private bool isClosing;
 
         public VideoPlayer(FormBrowser owner){
@@ -40,38 +28,43 @@ namespace TweetDuck.Core.Management{
                 Destroy();
                 isClosing = false;
             }
-
-            lastUrl = url;
-            lastUsername = username;
             
             try{
-                currentPipe = DuplexPipe.CreateServer();
-                currentPipe.DataIn += currentPipe_DataIn;
+                DuplexPipe.Server pipe = DuplexPipe.CreateServer();
+                pipe.DataIn += pipe_DataIn;
 
-                if ((currentProcess = Process.Start(new ProcessStartInfo{
+                Process process;
+
+                if ((process = Process.Start(new ProcessStartInfo{
                     FileName = Path.Combine(Program.ProgramPath, "TweetDuck.Video.exe"),
-                    Arguments = $"{owner.Handle} {Program.UserConfig.VideoPlayerVolume} \"{url}\" \"{currentPipe.GenerateToken()}\"",
+                    Arguments = $"{owner.Handle} {Program.UserConfig.VideoPlayerVolume} \"{url}\" \"{pipe.GenerateToken()}\"",
                     UseShellExecute = false,
                     RedirectStandardOutput = true
                 })) != null){
-                    currentProcess.EnableRaisingEvents = true;
-                    currentProcess.Exited += process_Exited;
-                    
-                    currentProcess.BeginOutputReadLine();
-                    currentProcess.OutputDataReceived += process_OutputDataReceived;
-                }
+                    currentInstance = new Instance(process, pipe, url, username);
 
-                currentPipe.DisposeToken();
+                    process.EnableRaisingEvents = true;
+                    process.Exited += process_Exited;
+                    
+                    process.BeginOutputReadLine();
+                    process.OutputDataReceived += process_OutputDataReceived;
+
+                    pipe.DisposeToken();
+                }
+                else{
+                    pipe.DataIn -= pipe_DataIn;
+                    pipe.Dispose();
+                }
             }catch(Exception e){
                 Program.Reporter.HandleException("Video Playback Error", "Error launching video player.", true, e);
             }
         }
 
         public void SendKeyEvent(Keys key){
-            currentPipe?.Write("key", ((int)key).ToString());
+            currentInstance?.Pipe.Write("key", ((int)key).ToString());
         }
 
-        private void currentPipe_DataIn(object sender, DuplexPipe.PipeReadEventArgs e){
+        private void pipe_DataIn(object sender, DuplexPipe.PipeReadEventArgs e){
             owner.InvokeSafe(() => {
                 switch(e.Key){
                     case "vol":
@@ -83,16 +76,16 @@ namespace TweetDuck.Core.Management{
                         break;
 
                     case "download":
-                        owner.AnalyticsFile.DownloadedVideos.Trigger();
-                        TwitterUtils.DownloadVideo(lastUrl, lastUsername);
+                        if (currentInstance != null){
+                            owner.AnalyticsFile.DownloadedVideos.Trigger();
+                            TwitterUtils.DownloadVideo(currentInstance.Url, currentInstance.Username);
+                        }
+
                         break;
 
                     case "rip":
-                        currentPipe.Dispose();
-                        currentPipe = null;
-                    
-                        currentProcess.Dispose();
-                        currentProcess = null;
+                        currentInstance?.Dispose();
+                        currentInstance = null;
 
                         isClosing = false;
                         TriggerProcessExitEventUnsafe();
@@ -102,15 +95,15 @@ namespace TweetDuck.Core.Management{
         }
 
         public void Close(){
-            if (currentProcess != null){
+            if (currentInstance != null){
                 if (isClosing){
                     Destroy();
                     isClosing = false;
                 }
                 else{
                     isClosing = true;
-                    currentProcess.Exited -= process_Exited;
-                    currentPipe.Write("die");
+                    currentInstance.Process.Exited -= process_Exited;
+                    currentInstance.Pipe.Write("die");
                 }
             }
         }
@@ -123,26 +116,17 @@ namespace TweetDuck.Core.Management{
         }
 
         private void Destroy(){
-            if (currentProcess != null){
-                try{
-                    currentProcess.Kill();
-                }catch{
-                    // kill me instead then
-                }
-
-                currentProcess.Dispose();
-                currentProcess = null;
-                
-                currentPipe.Dispose();
-                currentPipe = null;
+            if (currentInstance != null){
+                currentInstance.KillAndDispose();
+                currentInstance = null;
 
                 TriggerProcessExitEventUnsafe();
             }
         }
 
         private void owner_FormClosing(object sender, FormClosingEventArgs e){
-            if (currentProcess != null){
-                currentProcess.Exited -= process_Exited;
+            if (currentInstance != null){
+                currentInstance.Process.Exited -= process_Exited;
             }
         }
 
@@ -153,25 +137,27 @@ namespace TweetDuck.Core.Management{
         }
 
         private void process_Exited(object sender, EventArgs e){
-            int exitCode = currentProcess.ExitCode;
+            if (currentInstance == null){
+                return;
+            }
 
-            currentProcess.Dispose();
-            currentProcess = null;
+            int exitCode = currentInstance.Process.ExitCode;
+            string url = currentInstance.Url;
 
-            currentPipe.Dispose();
-            currentPipe = null;
+            currentInstance.Dispose();
+            currentInstance = null;
 
             switch(exitCode){
                 case 3: // CODE_LAUNCH_FAIL
                     if (FormMessage.Error("Video Playback Error", "Error launching video player, this may be caused by missing Windows Media Player. Do you want to open the video in your browser?", FormMessage.Yes, FormMessage.No)){
-                        BrowserUtils.OpenExternalBrowser(lastUrl);
+                        BrowserUtils.OpenExternalBrowser(url);
                     }
 
                     break;
 
                 case 4: // CODE_MEDIA_ERROR
                     if (FormMessage.Error("Video Playback Error", "The video could not be loaded, most likely due to unknown format. Do you want to open the video in your browser?", FormMessage.Yes, FormMessage.No)){
-                        BrowserUtils.OpenExternalBrowser(lastUrl);
+                        BrowserUtils.OpenExternalBrowser(url);
                     }
 
                     break;
@@ -183,5 +169,42 @@ namespace TweetDuck.Core.Management{
         private void TriggerProcessExitEventUnsafe(){
             ProcessExited?.Invoke(this, EventArgs.Empty);
         }
+
+        private sealed class Instance : IDisposable{
+            public bool Running{
+                get{
+                    Process.Refresh();
+                    return !Process.HasExited;
+                }
+            }
+
+            public Process Process { get; }
+            public DuplexPipe.Server Pipe { get; }
+
+            public string Url { get; }
+            public string Username { get; }
+
+            public Instance(Process process, DuplexPipe.Server pipe, string url, string username){
+                this.Process = process;
+                this.Pipe = pipe;
+                this.Url = url;
+                this.Username = username;
+            }
+
+            public void KillAndDispose(){
+                try{
+                    Process.Kill();
+                }catch{
+                    // kill me instead then
+                }
+
+                Dispose();
+            }
+
+            public void Dispose(){
+                Process.Dispose();
+                Pipe.Dispose();
+            }
+        }
     }
 }

Core/Notification/Example/FormNotificationExample.cs

@@ -24,7 +24,7 @@ namespace TweetDuck.Core.Notification.Example{
         private readonly TweetNotification exampleNotification;
 
         public FormNotificationExample(FormBrowser owner, PluginManager pluginManager) : base(owner, pluginManager, false){
-            string exampleTweetHTML = ScriptLoader.LoadResource("pages/example.html", true).Replace("{avatar}", TweetNotification.AppLogo.Url);
+            string exampleTweetHTML = ScriptLoader.LoadResource("pages/example.html", true)?.Replace("{avatar}", TweetNotification.AppLogo.Url) ?? string.Empty;
 
             #if DEBUG
             exampleTweetHTML = exampleTweetHTML.Replace("</p>", @"</p><div style='margin-top:256px'>Scrollbar test padding...</div>");

Core/Notification/FormNotificationBase.cs

@@ -196,7 +196,7 @@ namespace TweetDuck.Core.Notification{
         }
 
         protected virtual string GetTweetHTML(TweetNotification tweet){
-            return tweet.GenerateHtml(IsCursorOverBrowser ? "td-hover" : string.Empty);
+            return tweet.GenerateHtml(IsCursorOverBrowser ? "td-notification td-hover" : "td-notification");
         }
 
         protected virtual void LoadTweet(TweetNotification tweet){
@@ -217,7 +217,9 @@ namespace TweetDuck.Core.Notification{
         }
 
         public void ShowTweetDetail(){
-            owner.ShowTweetDetail(currentNotification.ColumnId, currentNotification.ChirpId, currentNotification.TweetUrl);
+            if (currentNotification != null){
+                owner.ShowTweetDetail(currentNotification.ColumnId, currentNotification.ChirpId, currentNotification.TweetUrl);
+            }
         }
 
         public void MoveToVisibleLocation(){

Core/Notification/FormNotificationMain.cs

@@ -5,6 +5,7 @@ using System.Windows.Forms;
 using TweetDuck.Core.Bridge;
 using TweetDuck.Core.Controls;
 using TweetDuck.Core.Handling;
+using TweetDuck.Core.Other.Interfaces;
 using TweetDuck.Core.Utils;
 using TweetDuck.Data;
 using TweetDuck.Plugins;

Core/Notification/Screenshot/FormNotificationScreenshotable.cs

@@ -3,7 +3,7 @@ using System.Drawing;
 using System.Drawing.Imaging;
 using System.Windows.Forms;
 using CefSharp;
-using TweetDuck.Core.Bridge;
+using TweetDuck.Core.Controls;
 using TweetDuck.Core.Other;
 using TweetDuck.Core.Utils;
 using TweetDuck.Data;
@@ -15,23 +15,37 @@ namespace TweetDuck.Core.Notification.Screenshot{
         protected override bool CanDragWindow => false;
 
         private readonly PluginManager plugins;
+        private readonly int width;
 
-        public FormNotificationScreenshotable(Action callback, FormBrowser owner, PluginManager pluginManager) : base(owner, false){
+        public FormNotificationScreenshotable(Action callback, FormBrowser owner, PluginManager pluginManager, string html, int width) : base(owner, false){
             this.plugins = pluginManager;
+            this.width = width;
 
-            browser.RegisterAsyncJsObject("$TD_NotificationScreenshot", new CallbackBridge(this, callback));
+            browser.RegisterAsyncJsObject("$TD_NotificationScreenshot", new ScreenshotBridge(this, SetScreenshotHeight, callback));
 
             browser.LoadingStateChanged += (sender, args) => {
-                if (!args.IsLoading){
-                    using(IFrame frame = args.Browser.MainFrame){
-                        ScriptLoader.ExecuteScript(frame, "window.setTimeout($TD_NotificationScreenshot.trigger, document.getElementsByTagName('iframe').length ? 267 : 67)", "gen:screenshot");
-                    }
+                if (args.IsLoading){
+                    return;
+                }
+
+                string script = ScriptLoader.LoadResource("screenshot.js", true);
+                        
+                if (script == null){
+                    this.InvokeAsyncSafe(callback);
+                    return;
+                }
+                
+                using(IFrame frame = args.Browser.MainFrame){
+                    ScriptLoader.ExecuteScript(frame, script.Replace("{width}", ClientSize.Width.ToString()), "screenshot");
                 }
             };
+            
+            SetScreenshotHeight(1);
+            LoadTweet(new TweetNotification(string.Empty, string.Empty, string.Empty, html, 0, string.Empty, string.Empty));
         }
-        
+
         protected override string GetTweetHTML(TweetNotification tweet){
-            string html = tweet.GenerateHtml("td-screenshot", false);
+            string html = tweet.GenerateHtml("td-screenshot");
 
             foreach(InjectedHTML injection in plugins.NotificationInjections){
                 html = injection.Inject(html);
@@ -40,12 +54,16 @@ namespace TweetDuck.Core.Notification.Screenshot{
             return html;
         }
 
-        public void LoadNotificationForScreenshot(TweetNotification tweet, int width, int height){
-            LoadTweet(tweet);
+        private void SetScreenshotHeight(int height){
             SetNotificationSize(width, height);
         }
 
         public void TakeScreenshot(){
+            if (ClientSize.Height == 0){
+                FormMessage.Error("Screenshot Failed", "Could not detect screenshot size.", FormMessage.OK);
+                return;
+            }
+            
             IntPtr context = NativeMethods.GetDC(this.Handle);
 
             if (context == IntPtr.Zero){

Core/Notification/Screenshot/ScreenshotBridge.cs

@@ -0,0 +1,26 @@
+using System;
+using System.Windows.Forms;
+using TweetDuck.Core.Controls;
+
+namespace TweetDuck.Core.Notification.Screenshot{
+    sealed class ScreenshotBridge{
+        private readonly Control owner;
+
+        private readonly Action<int> safeSetHeight;
+        private readonly Action safeTriggerScreenshot;
+
+        public ScreenshotBridge(Control owner, Action<int> safeSetHeight, Action safeTriggerScreenshot){
+            this.owner = owner;
+            this.safeSetHeight = safeSetHeight;
+            this.safeTriggerScreenshot = safeTriggerScreenshot;
+        }
+
+        public void SetHeight(int tweetHeight){
+            owner.InvokeSafe(() => safeSetHeight(tweetHeight));
+        }
+
+        public void TriggerScreenshot(){
+            owner.InvokeSafe(safeTriggerScreenshot);
+        }
+    }
+}

Core/Notification/Screenshot/TweetScreenshotManager.cs

@@ -37,13 +37,12 @@ namespace TweetDuck.Core.Notification.Screenshot{
             screenshot = null;
         }
 
-        public void Trigger(string html, int width, int height){
+        public void Trigger(string html, int width){
             if (screenshot != null){
                 return;
             }
 
-            screenshot = new FormNotificationScreenshotable(Callback, owner, plugins);
-            screenshot.LoadNotificationForScreenshot(new TweetNotification(string.Empty, string.Empty, string.Empty, html, 0, string.Empty, string.Empty), width, height);
+            screenshot = new FormNotificationScreenshotable(Callback, owner, plugins, html, width);
             screenshot.Show();
             timeout.Start();
 

Core/Notification/TweetNotification.cs

@@ -8,7 +8,7 @@ using TweetDuck.Resources;
 namespace TweetDuck.Core.Notification{
     sealed class TweetNotification{
         private const string DefaultHeadLayout = @"<html id='tduck' class='os-windows txt-size--14' data-td-font='medium' data-td-theme='dark'><head><meta charset='utf-8'><meta http-equiv='X-UA-Compatible' content='chrome=1'><link rel='stylesheet' href='https://ton.twimg.com/tweetdeck-web/web/css/font.5ef884f9f9.css'><link rel='stylesheet' href='https://ton.twimg.com/tweetdeck-web/web/css/app-dark.5631e0dd42.css'><style type='text/css'>body{background:#222426}</style>";
-        private static readonly string CustomCSS = ScriptLoader.LoadResource("styles/notification.css");
+        private static readonly string CustomCSS = ScriptLoader.LoadResource("styles/notification.css") ?? string.Empty;
         public static readonly ResourceLink AppLogo = new ResourceLink("https://ton.twimg.com/tduck/avatar", ResourceHandler.FromByteArray(Properties.Resources.avatar, "image/png"));
 
         public static TweetNotification Example(string html, int characters){
@@ -53,17 +53,14 @@ namespace TweetDuck.Core.Notification{
             return 2000+Math.Max(1000, value*characters);
         }
 
-        public string GenerateHtml(string bodyClasses = null, bool enableCustomCSS = true){
+        public string GenerateHtml(string bodyClasses){
             StringBuilder build = new StringBuilder();
             build.Append("<!DOCTYPE html>");
             build.Append(TweetDeckBridge.NotificationHeadLayout ?? DefaultHeadLayout);
-            
-            if (enableCustomCSS){
-                build.Append("<style type='text/css'>").Append(CustomCSS).Append("</style>");
+            build.Append("<style type='text/css'>").Append(CustomCSS).Append("</style>");
 
-                if (!string.IsNullOrEmpty(Program.UserConfig.CustomNotificationCSS)){
-                    build.Append("<style type='text/css'>").Append(Program.UserConfig.CustomNotificationCSS).Append("</style>");
-                }
+            if (!string.IsNullOrEmpty(Program.UserConfig.CustomNotificationCSS)){
+                build.Append("<style type='text/css'>").Append(Program.UserConfig.CustomNotificationCSS).Append("</style>");
             }
             
             build.Append("</head>");

Core/Other/Analytics/AnalyticsFile.cs

@@ -21,7 +21,7 @@ namespace TweetDuck.Core.Other.Analytics{
             });
         }
 
-        public static readonly AnalyticsFile Dummy = new AnalyticsFile(null);
+        public static readonly AnalyticsFile Dummy = new AnalyticsFile();
 
         // STATE PROPERTIES
         
@@ -67,6 +67,10 @@ namespace TweetDuck.Core.Other.Analytics{
             this.file = file;
         }
 
+        private AnalyticsFile(){
+            this.file = null;
+        }
+
         private void SetupProperties(){
             foreach(Counter counter in GetType().GetProperties(BindingFlags.Instance | BindingFlags.Public).Where(prop => prop.PropertyType == typeof(Counter)).Select(prop => (Counter)prop.GetValue(this))){
                 counter.SetOwner(this);

Core/Other/FormGuide.cs

@@ -58,11 +58,8 @@ namespace TweetDuck.Core.Other{
             InitializeComponent();
 
             Text = Program.BrandName+" Guide";
-
-            if (owner != null){
-                Size = new Size(owner.Size.Width*3/4, owner.Size.Height*3/4);
-                VisibleChanged += (sender, args) => this.MoveToCenter(owner);
-            }
+            Size = new Size(owner.Size.Width*3/4, owner.Size.Height*3/4);
+            VisibleChanged += (sender, args) => this.MoveToCenter(owner);
             
             this.browser = new ChromiumWebBrowser(url){
                 MenuHandler = new ContextMenuGuide(owner),

Core/Other/FormSettings.Designer.cs

@@ -33,7 +33,7 @@
             // 
             this.btnClose.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
             this.btnClose.AutoSize = true;
-            this.btnClose.Location = new System.Drawing.Point(449, 483);
+            this.btnClose.Location = new System.Drawing.Point(449, 504);
             this.btnClose.Name = "btnClose";
             this.btnClose.Padding = new System.Windows.Forms.Padding(3, 0, 3, 0);
             this.btnClose.Size = new System.Drawing.Size(49, 23);
@@ -52,7 +52,7 @@
             this.panelContents.Location = new System.Drawing.Point(135, 12);
             this.panelContents.Margin = new System.Windows.Forms.Padding(0, 3, 3, 3);
             this.panelContents.Name = "panelContents";
-            this.panelContents.Size = new System.Drawing.Size(363, 465);
+            this.panelContents.Size = new System.Drawing.Size(363, 486);
             this.panelContents.TabIndex = 1;
             // 
             // panelButtons
@@ -63,14 +63,14 @@
             this.panelButtons.Location = new System.Drawing.Point(12, 12);
             this.panelButtons.Margin = new System.Windows.Forms.Padding(3, 3, 0, 3);
             this.panelButtons.Name = "panelButtons";
-            this.panelButtons.Size = new System.Drawing.Size(124, 465);
+            this.panelButtons.Size = new System.Drawing.Size(124, 486);
             this.panelButtons.TabIndex = 0;
             // 
             // btnManageOptions
             // 
             this.btnManageOptions.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Left)));
             this.btnManageOptions.AutoSize = true;
-            this.btnManageOptions.Location = new System.Drawing.Point(12, 483);
+            this.btnManageOptions.Location = new System.Drawing.Point(12, 504);
             this.btnManageOptions.Name = "btnManageOptions";
             this.btnManageOptions.Padding = new System.Windows.Forms.Padding(3, 0, 3, 0);
             this.btnManageOptions.Size = new System.Drawing.Size(101, 23);
@@ -83,7 +83,7 @@
             // 
             this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
             this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
-            this.ClientSize = new System.Drawing.Size(510, 518);
+            this.ClientSize = new System.Drawing.Size(510, 539);
             this.Controls.Add(this.btnManageOptions);
             this.Controls.Add(this.panelContents);
             this.Controls.Add(this.panelButtons);

Core/Other/FormSettings.cs

@@ -36,7 +36,7 @@ namespace TweetDuck.Core.Other{
             
             this.buttonHeight = BrowserUtils.Scale(39, this.GetDPIScale()) | 1;
 
-            AddButton("General", () => new TabSettingsGeneral(this.browser, updates));
+            AddButton("General", () => new TabSettingsGeneral(this.browser.ReloadColumns, updates));
             AddButton("Locales", () => new TabSettingsLocales());
             AddButton("System Tray", () => new TabSettingsTray());
             AddButton("Notifications", () => new TabSettingsNotifications(new FormNotificationExample(this.browser, this.plugins)));
@@ -156,6 +156,10 @@ namespace TweetDuck.Core.Other{
         }
 
         private void control_MouseLeave(object sender, EventArgs e){
+            if (sender is ComboBox cb && cb.DroppedDown){
+                return; // prevents comboboxes from closing when MouseLeave event triggers during opening animation
+            }
+
             panelContents.Focus();
         }
 

Core/Other/Interfaces/ITweetDeckBrowser.cs

@@ -1,7 +1,7 @@
 using System;
 using CefSharp;
 
-namespace TweetDuck.Core{
+namespace TweetDuck.Core.Other.Interfaces{
     interface ITweetDeckBrowser{
         bool IsTweetDeckWebsite { get; }
 

Core/Other/Settings/Dialogs/DialogSettingsCSS.Designer.cs

@@ -42,7 +42,9 @@
             // 
             // textBoxBrowserCSS
             // 
-            this.textBoxBrowserCSS.Dock = System.Windows.Forms.DockStyle.Bottom;
+            this.textBoxBrowserCSS.Anchor = ((System.Windows.Forms.AnchorStyles)((((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom) 
+            | System.Windows.Forms.AnchorStyles.Left) 
+            | System.Windows.Forms.AnchorStyles.Right)));
             this.textBoxBrowserCSS.Font = new System.Drawing.Font("Courier New", 8.25F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(238)));
             this.textBoxBrowserCSS.Location = new System.Drawing.Point(0, 16);
             this.textBoxBrowserCSS.Margin = new System.Windows.Forms.Padding(0, 3, 0, 0);
@@ -124,7 +126,9 @@
             // 
             // textBoxNotificationCSS
             // 
-            this.textBoxNotificationCSS.Dock = System.Windows.Forms.DockStyle.Bottom;
+            this.textBoxNotificationCSS.Anchor = ((System.Windows.Forms.AnchorStyles)((((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom) 
+            | System.Windows.Forms.AnchorStyles.Left) 
+            | System.Windows.Forms.AnchorStyles.Right)));
             this.textBoxNotificationCSS.Font = new System.Drawing.Font("Courier New", 8.25F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(238)));
             this.textBoxNotificationCSS.Location = new System.Drawing.Point(0, 16);
             this.textBoxNotificationCSS.Margin = new System.Windows.Forms.Padding(0, 3, 0, 0);

Core/Other/Settings/Dialogs/DialogSettingsManage.cs

@@ -164,9 +164,6 @@ namespace TweetDuck.Core.Other.Settings.Dialogs{
                             ShouldReloadBrowser = true;
                         }
                     }
-                    else{
-                        Program.Reporter.HandleException("Profile Import Error", "An exception happened while importing TweetDuck profile.", true, importManager.LastException);
-                    }
                     
                     DialogResult = DialogResult.OK;
                     Close();
@@ -191,12 +188,8 @@ namespace TweetDuck.Core.Other.Settings.Dialogs{
 
                     Program.UserConfig.Save();
                     Program.SystemConfig.Save();
-
-                    ProfileManager manager = new ProfileManager(file, plugins);
-
-                    if (!manager.Export(SelectedItems)){
-                        Program.Reporter.HandleException("Profile Export Error", "An exception happened while exporting TweetDuck profile.", true, manager.LastException);
-                    }
+                    
+                    new ProfileManager(file, plugins).Export(SelectedItems);
 
                     DialogResult = DialogResult.OK;
                     Close();

Core/Other/Settings/Dialogs/DialogSettingsRestart.Designer.cs

@@ -28,21 +28,22 @@
             this.btnRestart = new System.Windows.Forms.Button();
             this.cbLogging = new System.Windows.Forms.CheckBox();
             this.toolTip = new System.Windows.Forms.ToolTip(this.components);
-            this.cbDebugUpdates = new System.Windows.Forms.CheckBox();
             this.tbDataFolder = new System.Windows.Forms.TextBox();
             this.tbShortcutTarget = new System.Windows.Forms.TextBox();
             this.labelDataFolder = new System.Windows.Forms.Label();
             this.labelShortcutTarget = new System.Windows.Forms.Label();
+            this.flowPanel = new System.Windows.Forms.FlowLayoutPanel();
+            this.flowPanel.SuspendLayout();
             this.SuspendLayout();
             // 
             // btnCancel
             // 
             this.btnCancel.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
-            this.btnCancel.Location = new System.Drawing.Point(215, 163);
+            this.btnCancel.Location = new System.Drawing.Point(215, 139);
             this.btnCancel.Name = "btnCancel";
             this.btnCancel.Padding = new System.Windows.Forms.Padding(3, 0, 3, 0);
             this.btnCancel.Size = new System.Drawing.Size(56, 23);
-            this.btnCancel.TabIndex = 9;
+            this.btnCancel.TabIndex = 2;
             this.btnCancel.Text = "Cancel";
             this.btnCancel.UseVisualStyleBackColor = true;
             this.btnCancel.Click += new System.EventHandler(this.btnCancel_Click);
@@ -50,11 +51,11 @@
             // btnRestart
             // 
             this.btnRestart.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
-            this.btnRestart.Location = new System.Drawing.Point(152, 163);
+            this.btnRestart.Location = new System.Drawing.Point(152, 139);
             this.btnRestart.Name = "btnRestart";
             this.btnRestart.Padding = new System.Windows.Forms.Padding(3, 0, 3, 0);
             this.btnRestart.Size = new System.Drawing.Size(57, 23);
-            this.btnRestart.TabIndex = 8;
+            this.btnRestart.TabIndex = 1;
             this.btnRestart.Text = "Restart";
             this.btnRestart.UseVisualStyleBackColor = true;
             this.btnRestart.Click += new System.EventHandler(this.btnRestart_Click);
@@ -62,7 +63,7 @@
             // cbLogging
             // 
             this.cbLogging.AutoSize = true;
-            this.cbLogging.Location = new System.Drawing.Point(12, 12);
+            this.cbLogging.Location = new System.Drawing.Point(3, 3);
             this.cbLogging.Name = "cbLogging";
             this.cbLogging.Size = new System.Drawing.Size(64, 17);
             this.cbLogging.TabIndex = 0;
@@ -70,25 +71,12 @@
             this.toolTip.SetToolTip(this.cbLogging, "Logging JavaScript output into TD_Console.txt file in the data folder.");
             this.cbLogging.UseVisualStyleBackColor = true;
             // 
-            // cbDebugUpdates
-            // 
-            this.cbDebugUpdates.AutoSize = true;
-            this.cbDebugUpdates.Location = new System.Drawing.Point(12, 35);
-            this.cbDebugUpdates.Name = "cbDebugUpdates";
-            this.cbDebugUpdates.Size = new System.Drawing.Size(127, 17);
-            this.cbDebugUpdates.TabIndex = 1;
-            this.cbDebugUpdates.Text = "Pre-Release Updates";
-            this.toolTip.SetToolTip(this.cbDebugUpdates, "Allows updating to pre-releases.");
-            this.cbDebugUpdates.UseVisualStyleBackColor = true;
-            // 
             // tbDataFolder
             // 
-            this.tbDataFolder.Anchor = ((System.Windows.Forms.AnchorStyles)(((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Left) 
-            | System.Windows.Forms.AnchorStyles.Right)));
-            this.tbDataFolder.Location = new System.Drawing.Point(15, 83);
+            this.tbDataFolder.Location = new System.Drawing.Point(3, 51);
             this.tbDataFolder.Name = "tbDataFolder";
-            this.tbDataFolder.Size = new System.Drawing.Size(257, 20);
-            this.tbDataFolder.TabIndex = 5;
+            this.tbDataFolder.Size = new System.Drawing.Size(260, 20);
+            this.tbDataFolder.TabIndex = 2;
             this.toolTip.SetToolTip(this.tbDataFolder, "Path to the data folder. Must be either an absolute path,\r\nor a simple folder nam" +
         "e that will be created in LocalAppData.");
             // 
@@ -97,44 +85,57 @@
             this.tbShortcutTarget.Anchor = ((System.Windows.Forms.AnchorStyles)(((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Left) 
             | System.Windows.Forms.AnchorStyles.Right)));
             this.tbShortcutTarget.Cursor = System.Windows.Forms.Cursors.Hand;
-            this.tbShortcutTarget.Location = new System.Drawing.Point(15, 134);
+            this.tbShortcutTarget.Location = new System.Drawing.Point(3, 102);
             this.tbShortcutTarget.Name = "tbShortcutTarget";
             this.tbShortcutTarget.ReadOnly = true;
-            this.tbShortcutTarget.Size = new System.Drawing.Size(257, 20);
-            this.tbShortcutTarget.TabIndex = 7;
+            this.tbShortcutTarget.Size = new System.Drawing.Size(260, 20);
+            this.tbShortcutTarget.TabIndex = 4;
             this.tbShortcutTarget.Click += new System.EventHandler(this.tbShortcutTarget_Click);
             // 
             // labelDataFolder
             // 
             this.labelDataFolder.AutoSize = true;
-            this.labelDataFolder.Location = new System.Drawing.Point(12, 67);
+            this.labelDataFolder.Location = new System.Drawing.Point(3, 35);
             this.labelDataFolder.Margin = new System.Windows.Forms.Padding(3, 12, 3, 0);
             this.labelDataFolder.Name = "labelDataFolder";
             this.labelDataFolder.Size = new System.Drawing.Size(62, 13);
-            this.labelDataFolder.TabIndex = 4;
+            this.labelDataFolder.TabIndex = 1;
             this.labelDataFolder.Text = "Data Folder";
             // 
             // labelShortcutTarget
             // 
             this.labelShortcutTarget.AutoSize = true;
-            this.labelShortcutTarget.Location = new System.Drawing.Point(12, 118);
+            this.labelShortcutTarget.Location = new System.Drawing.Point(3, 86);
             this.labelShortcutTarget.Margin = new System.Windows.Forms.Padding(3, 12, 3, 0);
             this.labelShortcutTarget.Name = "labelShortcutTarget";
             this.labelShortcutTarget.Size = new System.Drawing.Size(155, 13);
-            this.labelShortcutTarget.TabIndex = 6;
+            this.labelShortcutTarget.TabIndex = 3;
             this.labelShortcutTarget.Text = "Shortcut Target (click to select)";
             // 
+            // flowPanel
+            // 
+            this.flowPanel.Anchor = ((System.Windows.Forms.AnchorStyles)((((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom) 
+            | System.Windows.Forms.AnchorStyles.Left) 
+            | System.Windows.Forms.AnchorStyles.Right)));
+            this.flowPanel.Controls.Add(this.cbLogging);
+            this.flowPanel.Controls.Add(this.labelDataFolder);
+            this.flowPanel.Controls.Add(this.tbDataFolder);
+            this.flowPanel.Controls.Add(this.labelShortcutTarget);
+            this.flowPanel.Controls.Add(this.tbShortcutTarget);
+            this.flowPanel.FlowDirection = System.Windows.Forms.FlowDirection.TopDown;
+            this.flowPanel.Location = new System.Drawing.Point(9, 9);
+            this.flowPanel.Margin = new System.Windows.Forms.Padding(0);
+            this.flowPanel.Name = "flowPanel";
+            this.flowPanel.Size = new System.Drawing.Size(266, 127);
+            this.flowPanel.TabIndex = 0;
+            this.flowPanel.WrapContents = false;
+            // 
             // DialogSettingsRestart
             // 
             this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
             this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
-            this.ClientSize = new System.Drawing.Size(284, 198);
-            this.Controls.Add(this.tbShortcutTarget);
-            this.Controls.Add(this.labelShortcutTarget);
-            this.Controls.Add(this.tbDataFolder);
-            this.Controls.Add(this.labelDataFolder);
-            this.Controls.Add(this.cbDebugUpdates);
-            this.Controls.Add(this.cbLogging);
+            this.ClientSize = new System.Drawing.Size(284, 174);
+            this.Controls.Add(this.flowPanel);
             this.Controls.Add(this.btnRestart);
             this.Controls.Add(this.btnCancel);
             this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedSingle;
@@ -143,8 +144,9 @@
             this.Name = "DialogSettingsRestart";
             this.ShowIcon = false;
             this.StartPosition = System.Windows.Forms.FormStartPosition.CenterParent;
+            this.flowPanel.ResumeLayout(false);
+            this.flowPanel.PerformLayout();
             this.ResumeLayout(false);
-            this.PerformLayout();
 
         }
 
@@ -154,10 +156,10 @@
         private System.Windows.Forms.Button btnRestart;
         private System.Windows.Forms.CheckBox cbLogging;
         private System.Windows.Forms.ToolTip toolTip;
-        private System.Windows.Forms.CheckBox cbDebugUpdates;
         private System.Windows.Forms.Label labelDataFolder;
         private System.Windows.Forms.TextBox tbDataFolder;
         private System.Windows.Forms.TextBox tbShortcutTarget;
         private System.Windows.Forms.Label labelShortcutTarget;
+        private System.Windows.Forms.FlowLayoutPanel flowPanel;
     }
 }

Core/Other/Settings/Dialogs/DialogSettingsRestart.cs

@@ -11,10 +11,7 @@ namespace TweetDuck.Core.Other.Settings.Dialogs{
             InitializeComponent();
 
             cbLogging.Checked = currentArgs.HasFlag(Arguments.ArgLogging);
-            cbDebugUpdates.Checked = currentArgs.HasFlag(Arguments.ArgDebugUpdates);
-
             cbLogging.CheckedChanged += control_Change;
-            cbDebugUpdates.CheckedChanged += control_Change;
 
             if (Program.IsPortable){
                 tbDataFolder.Text = "Not available in portable version";
@@ -36,10 +33,6 @@ namespace TweetDuck.Core.Other.Settings.Dialogs{
             if (cbLogging.Checked){
                 Args.AddFlag(Arguments.ArgLogging);
             }
-            
-            if (cbDebugUpdates.Checked){
-                Args.AddFlag(Arguments.ArgDebugUpdates);
-            }
 
             if (!string.IsNullOrWhiteSpace(tbDataFolder.Text) && tbDataFolder.Enabled){
                 Args.SetValue(Arguments.ArgDataFolder, tbDataFolder.Text);

Core/Other/Settings/Dialogs/DialogSettingsSearchEngine.Designer.cs

@@ -0,0 +1,103 @@
+namespace TweetDuck.Core.Other.Settings.Dialogs {
+    partial class DialogSettingsSearchEngine {
+        /// <summary>
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing) {
+            if (disposing && (components != null)) {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        /// Required method for Designer support - do not modify
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent() {
+            this.textBoxUrl = new System.Windows.Forms.TextBox();
+            this.btnCancel = new System.Windows.Forms.Button();
+            this.btnApply = new System.Windows.Forms.Button();
+            this.labelInfo = new System.Windows.Forms.Label();
+            this.SuspendLayout();
+            // 
+            // textBoxUrl
+            // 
+            this.textBoxUrl.Anchor = ((System.Windows.Forms.AnchorStyles)((((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom) 
+            | System.Windows.Forms.AnchorStyles.Left) 
+            | System.Windows.Forms.AnchorStyles.Right)));
+            this.textBoxUrl.Location = new System.Drawing.Point(12, 28);
+            this.textBoxUrl.Name = "textBoxUrl";
+            this.textBoxUrl.Size = new System.Drawing.Size(310, 20);
+            this.textBoxUrl.TabIndex = 1;
+            // 
+            // btnCancel
+            // 
+            this.btnCancel.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
+            this.btnCancel.Location = new System.Drawing.Point(204, 56);
+            this.btnCancel.Name = "btnCancel";
+            this.btnCancel.Padding = new System.Windows.Forms.Padding(3, 0, 3, 0);
+            this.btnCancel.Size = new System.Drawing.Size(56, 23);
+            this.btnCancel.TabIndex = 3;
+            this.btnCancel.Text = "Cancel";
+            this.btnCancel.UseVisualStyleBackColor = true;
+            this.btnCancel.Click += new System.EventHandler(this.btnCancel_Click);
+            // 
+            // btnApply
+            // 
+            this.btnApply.Anchor = ((System.Windows.Forms.AnchorStyles)((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Right)));
+            this.btnApply.Location = new System.Drawing.Point(266, 56);
+            this.btnApply.Name = "btnApply";
+            this.btnApply.Padding = new System.Windows.Forms.Padding(3, 0, 3, 0);
+            this.btnApply.Size = new System.Drawing.Size(56, 23);
+            this.btnApply.TabIndex = 2;
+            this.btnApply.Text = "Apply";
+            this.btnApply.UseVisualStyleBackColor = true;
+            this.btnApply.Click += new System.EventHandler(this.btnApply_Click);
+            // 
+            // labelInfo
+            // 
+            this.labelInfo.AutoSize = true;
+            this.labelInfo.Location = new System.Drawing.Point(12, 9);
+            this.labelInfo.Margin = new System.Windows.Forms.Padding(3, 0, 3, 3);
+            this.labelInfo.Name = "labelInfo";
+            this.labelInfo.Size = new System.Drawing.Size(264, 13);
+            this.labelInfo.TabIndex = 0;
+            this.labelInfo.Text = "The search query will be added at the end of the URL.";
+            // 
+            // DialogSettingsSearchEngine
+            // 
+            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 13F);
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.ClientSize = new System.Drawing.Size(334, 91);
+            this.Controls.Add(this.labelInfo);
+            this.Controls.Add(this.btnApply);
+            this.Controls.Add(this.btnCancel);
+            this.Controls.Add(this.textBoxUrl);
+            this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.FixedSingle;
+            this.MaximizeBox = false;
+            this.MinimizeBox = false;
+            this.Name = "DialogSettingsSearchEngine";
+            this.ShowIcon = false;
+            this.StartPosition = System.Windows.Forms.FormStartPosition.CenterParent;
+            this.ResumeLayout(false);
+            this.PerformLayout();
+
+        }
+
+        #endregion
+
+        private System.Windows.Forms.TextBox textBoxUrl;
+        private System.Windows.Forms.Button btnCancel;
+        private System.Windows.Forms.Button btnApply;
+        private System.Windows.Forms.Label labelInfo;
+    }
+}

Core/Other/Settings/Dialogs/DialogSettingsSearchEngine.cs

@@ -0,0 +1,27 @@
+using System;
+using System.Windows.Forms;
+
+namespace TweetDuck.Core.Other.Settings.Dialogs{
+    sealed partial class DialogSettingsSearchEngine : Form{
+        public string Url => textBoxUrl.Text;
+
+        public DialogSettingsSearchEngine(){
+            InitializeComponent();
+            
+            Text = Program.BrandName+" Options - Custom Search Engine";
+            
+            textBoxUrl.Text = Program.UserConfig.SearchEngineUrl ?? "";
+            textBoxUrl.Select(textBoxUrl.Text.Length, 0);
+        }
+        
+        private void btnApply_Click(object sender, EventArgs e){
+            DialogResult = DialogResult.OK;
+            Close();
+        }
+
+        private void btnCancel_Click(object sender, EventArgs e){
+            DialogResult = DialogResult.Cancel;
+            Close();
+        }
+    }
+}

Core/Other/Settings/TabSettingsGeneral.Designer.cs

@@ -44,6 +44,8 @@
             this.checkSmoothScrolling = new System.Windows.Forms.CheckBox();
             this.labelBrowserPath = new System.Windows.Forms.Label();
             this.comboBoxBrowserPath = new System.Windows.Forms.ComboBox();
+            this.labelSearchEngine = new System.Windows.Forms.Label();
+            this.comboBoxSearchEngine = new System.Windows.Forms.ComboBox();
             ((System.ComponentModel.ISupportInitialize)(this.trackBarZoom)).BeginInit();
             this.panelZoom.SuspendLayout();
             this.flowPanel.SuspendLayout();
@@ -63,21 +65,21 @@
             // checkUpdateNotifications
             // 
             this.checkUpdateNotifications.AutoSize = true;
-            this.checkUpdateNotifications.Location = new System.Drawing.Point(6, 363);
+            this.checkUpdateNotifications.Location = new System.Drawing.Point(6, 415);
             this.checkUpdateNotifications.Margin = new System.Windows.Forms.Padding(6, 6, 3, 3);
             this.checkUpdateNotifications.Name = "checkUpdateNotifications";
             this.checkUpdateNotifications.Size = new System.Drawing.Size(165, 17);
-            this.checkUpdateNotifications.TabIndex = 14;
+            this.checkUpdateNotifications.TabIndex = 15;
             this.checkUpdateNotifications.Text = "Check Updates Automatically";
             this.checkUpdateNotifications.UseVisualStyleBackColor = true;
             // 
             // btnCheckUpdates
             // 
-            this.btnCheckUpdates.Location = new System.Drawing.Point(5, 386);
+            this.btnCheckUpdates.Location = new System.Drawing.Point(5, 438);
             this.btnCheckUpdates.Margin = new System.Windows.Forms.Padding(5, 3, 3, 3);
             this.btnCheckUpdates.Name = "btnCheckUpdates";
             this.btnCheckUpdates.Size = new System.Drawing.Size(144, 23);
-            this.btnCheckUpdates.TabIndex = 15;
+            this.btnCheckUpdates.TabIndex = 16;
             this.btnCheckUpdates.Text = "Check Updates Now";
             this.btnCheckUpdates.UseVisualStyleBackColor = true;
             // 
@@ -99,7 +101,7 @@
             this.checkBestImageQuality.Margin = new System.Windows.Forms.Padding(6, 3, 3, 3);
             this.checkBestImageQuality.Name = "checkBestImageQuality";
             this.checkBestImageQuality.Size = new System.Drawing.Size(114, 17);
-            this.checkBestImageQuality.TabIndex = 5;
+            this.checkBestImageQuality.TabIndex = 4;
             this.checkBestImageQuality.Text = "Best Image Quality";
             this.checkBestImageQuality.UseVisualStyleBackColor = true;
             // 
@@ -110,7 +112,7 @@
             this.checkOpenSearchInFirstColumn.Margin = new System.Windows.Forms.Padding(6, 3, 3, 3);
             this.checkOpenSearchInFirstColumn.Name = "checkOpenSearchInFirstColumn";
             this.checkOpenSearchInFirstColumn.Size = new System.Drawing.Size(219, 17);
-            this.checkOpenSearchInFirstColumn.TabIndex = 3;
+            this.checkOpenSearchInFirstColumn.TabIndex = 2;
             this.checkOpenSearchInFirstColumn.Text = "Add Search Columns Before First Column";
             this.checkOpenSearchInFirstColumn.UseVisualStyleBackColor = true;
             // 
@@ -132,11 +134,11 @@
             // labelZoom
             // 
             this.labelZoom.AutoSize = true;
-            this.labelZoom.Location = new System.Drawing.Point(3, 268);
+            this.labelZoom.Location = new System.Drawing.Point(3, 320);
             this.labelZoom.Margin = new System.Windows.Forms.Padding(3, 12, 3, 0);
             this.labelZoom.Name = "labelZoom";
             this.labelZoom.Size = new System.Drawing.Size(34, 13);
-            this.labelZoom.TabIndex = 11;
+            this.labelZoom.TabIndex = 12;
             this.labelZoom.Text = "Zoom";
             // 
             // zoomUpdateTimer
@@ -160,11 +162,11 @@
             this.panelZoom.Anchor = System.Windows.Forms.AnchorStyles.Top;
             this.panelZoom.Controls.Add(this.trackBarZoom);
             this.panelZoom.Controls.Add(this.labelZoomValue);
-            this.panelZoom.Location = new System.Drawing.Point(0, 281);
+            this.panelZoom.Location = new System.Drawing.Point(0, 333);
             this.panelZoom.Margin = new System.Windows.Forms.Padding(0);
             this.panelZoom.Name = "panelZoom";
             this.panelZoom.Size = new System.Drawing.Size(322, 36);
-            this.panelZoom.TabIndex = 12;
+            this.panelZoom.TabIndex = 13;
             // 
             // checkAnimatedAvatars
             // 
@@ -173,7 +175,7 @@
             this.checkAnimatedAvatars.Margin = new System.Windows.Forms.Padding(6, 3, 3, 3);
             this.checkAnimatedAvatars.Name = "checkAnimatedAvatars";
             this.checkAnimatedAvatars.Size = new System.Drawing.Size(145, 17);
-            this.checkAnimatedAvatars.TabIndex = 6;
+            this.checkAnimatedAvatars.TabIndex = 5;
             this.checkAnimatedAvatars.Text = "Enable Animated Avatars";
             this.checkAnimatedAvatars.UseVisualStyleBackColor = true;
             // 
@@ -181,11 +183,11 @@
             // 
             this.labelUpdates.AutoSize = true;
             this.labelUpdates.Font = new System.Drawing.Font("Microsoft Sans Serif", 12F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(238)));
-            this.labelUpdates.Location = new System.Drawing.Point(0, 337);
+            this.labelUpdates.Location = new System.Drawing.Point(0, 389);
             this.labelUpdates.Margin = new System.Windows.Forms.Padding(0, 20, 0, 0);
             this.labelUpdates.Name = "labelUpdates";
             this.labelUpdates.Size = new System.Drawing.Size(70, 20);
-            this.labelUpdates.TabIndex = 13;
+            this.labelUpdates.TabIndex = 14;
             this.labelUpdates.Text = "Updates";
             // 
             // flowPanel
@@ -203,6 +205,8 @@
             this.flowPanel.Controls.Add(this.checkSmoothScrolling);
             this.flowPanel.Controls.Add(this.labelBrowserPath);
             this.flowPanel.Controls.Add(this.comboBoxBrowserPath);
+            this.flowPanel.Controls.Add(this.labelSearchEngine);
+            this.flowPanel.Controls.Add(this.comboBoxSearchEngine);
             this.flowPanel.Controls.Add(this.labelZoom);
             this.flowPanel.Controls.Add(this.panelZoom);
             this.flowPanel.Controls.Add(this.labelUpdates);
@@ -211,7 +215,7 @@
             this.flowPanel.FlowDirection = System.Windows.Forms.FlowDirection.TopDown;
             this.flowPanel.Location = new System.Drawing.Point(9, 9);
             this.flowPanel.Name = "flowPanel";
-            this.flowPanel.Size = new System.Drawing.Size(322, 415);
+            this.flowPanel.Size = new System.Drawing.Size(322, 462);
             this.flowPanel.TabIndex = 0;
             this.flowPanel.WrapContents = false;
             // 
@@ -222,7 +226,7 @@
             this.checkKeepLikeFollowDialogsOpen.Margin = new System.Windows.Forms.Padding(6, 3, 3, 3);
             this.checkKeepLikeFollowDialogsOpen.Name = "checkKeepLikeFollowDialogsOpen";
             this.checkKeepLikeFollowDialogsOpen.Size = new System.Drawing.Size(176, 17);
-            this.checkKeepLikeFollowDialogsOpen.TabIndex = 4;
+            this.checkKeepLikeFollowDialogsOpen.TabIndex = 3;
             this.checkKeepLikeFollowDialogsOpen.Text = "Keep Like/Follow Dialogs Open";
             this.checkKeepLikeFollowDialogsOpen.UseVisualStyleBackColor = true;
             // 
@@ -234,7 +238,7 @@
             this.labelBrowserSettings.Margin = new System.Windows.Forms.Padding(0, 20, 0, 0);
             this.labelBrowserSettings.Name = "labelBrowserSettings";
             this.labelBrowserSettings.Size = new System.Drawing.Size(130, 20);
-            this.labelBrowserSettings.TabIndex = 7;
+            this.labelBrowserSettings.TabIndex = 6;
             this.labelBrowserSettings.Text = "Browser Settings";
             // 
             // checkSmoothScrolling
@@ -244,7 +248,7 @@
             this.checkSmoothScrolling.Margin = new System.Windows.Forms.Padding(6, 6, 3, 3);
             this.checkSmoothScrolling.Name = "checkSmoothScrolling";
             this.checkSmoothScrolling.Size = new System.Drawing.Size(105, 17);
-            this.checkSmoothScrolling.TabIndex = 8;
+            this.checkSmoothScrolling.TabIndex = 7;
             this.checkSmoothScrolling.Text = "Smooth Scrolling";
             this.checkSmoothScrolling.UseVisualStyleBackColor = true;
             // 
@@ -255,7 +259,7 @@
             this.labelBrowserPath.Margin = new System.Windows.Forms.Padding(3, 12, 3, 0);
             this.labelBrowserPath.Name = "labelBrowserPath";
             this.labelBrowserPath.Size = new System.Drawing.Size(95, 13);
-            this.labelBrowserPath.TabIndex = 9;
+            this.labelBrowserPath.TabIndex = 8;
             this.labelBrowserPath.Text = "Open Links With...";
             // 
             // comboBoxBrowserPath
@@ -266,7 +270,27 @@
             this.comboBoxBrowserPath.Margin = new System.Windows.Forms.Padding(5, 3, 3, 3);
             this.comboBoxBrowserPath.Name = "comboBoxBrowserPath";
             this.comboBoxBrowserPath.Size = new System.Drawing.Size(173, 21);
-            this.comboBoxBrowserPath.TabIndex = 10;
+            this.comboBoxBrowserPath.TabIndex = 9;
+            // 
+            // labelSearchEngine
+            // 
+            this.labelSearchEngine.AutoSize = true;
+            this.labelSearchEngine.Location = new System.Drawing.Point(3, 268);
+            this.labelSearchEngine.Margin = new System.Windows.Forms.Padding(3, 12, 3, 0);
+            this.labelSearchEngine.Name = "labelSearchEngine";
+            this.labelSearchEngine.Size = new System.Drawing.Size(77, 13);
+            this.labelSearchEngine.TabIndex = 10;
+            this.labelSearchEngine.Text = "Search Engine";
+            // 
+            // comboBoxSearchEngine
+            // 
+            this.comboBoxSearchEngine.DropDownStyle = System.Windows.Forms.ComboBoxStyle.DropDownList;
+            this.comboBoxSearchEngine.FormattingEnabled = true;
+            this.comboBoxSearchEngine.Location = new System.Drawing.Point(5, 284);
+            this.comboBoxSearchEngine.Margin = new System.Windows.Forms.Padding(5, 3, 3, 3);
+            this.comboBoxSearchEngine.Name = "comboBoxSearchEngine";
+            this.comboBoxSearchEngine.Size = new System.Drawing.Size(173, 21);
+            this.comboBoxSearchEngine.TabIndex = 11;
             // 
             // TabSettingsGeneral
             // 
@@ -274,7 +298,7 @@
             this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
             this.Controls.Add(this.flowPanel);
             this.Name = "TabSettingsGeneral";
-            this.Size = new System.Drawing.Size(340, 433);
+            this.Size = new System.Drawing.Size(340, 480);
             ((System.ComponentModel.ISupportInitialize)(this.trackBarZoom)).EndInit();
             this.panelZoom.ResumeLayout(false);
             this.flowPanel.ResumeLayout(false);
@@ -305,5 +329,7 @@
         private System.Windows.Forms.ComboBox comboBoxBrowserPath;
         private System.Windows.Forms.Label labelBrowserSettings;
         private System.Windows.Forms.CheckBox checkSmoothScrolling;
+        private System.Windows.Forms.Label labelSearchEngine;
+        private System.Windows.Forms.ComboBox comboBoxSearchEngine;
     }
 }

Core/Other/Settings/TabSettingsGeneral.cs

@@ -4,23 +4,29 @@ using System.Linq;
 using System.Windows.Forms;
 using TweetDuck.Core.Controls;
 using TweetDuck.Core.Handling.General;
+using TweetDuck.Core.Other.Settings.Dialogs;
 using TweetDuck.Core.Utils;
 using TweetDuck.Updates;
+using TweetDuck.Updates.Events;
 
 namespace TweetDuck.Core.Other.Settings{
     sealed partial class TabSettingsGeneral : BaseTabSettings{
-        private readonly FormBrowser browser;
+        private readonly Action reloadColumns;
+
         private readonly UpdateHandler updates;
         private int updateCheckEventId = -1;
 
         private readonly int browserListIndexDefault;
         private readonly int browserListIndexCustom;
 
-        public TabSettingsGeneral(FormBrowser browser, UpdateHandler updates){
+        private readonly int searchEngineIndexDefault;
+        private readonly int searchEngineIndexCustom;
+
+        public TabSettingsGeneral(Action reloadColumns, UpdateHandler updates){
             InitializeComponent();
 
-            this.browser = browser;
-
+            this.reloadColumns = reloadColumns;
+            
             this.updates = updates;
             this.updates.CheckFinished += updates_CheckFinished;
             Disposed += (sender, args) => this.updates.CheckFinished -= updates_CheckFinished;
@@ -55,6 +61,14 @@ namespace TweetDuck.Core.Other.Settings{
             browserListIndexCustom = comboBoxBrowserPath.Items.Add("(custom program...)");
             UpdateBrowserPathSelection();
 
+            comboBoxSearchEngine.Items.Add(new SearchEngine("DuckDuckGo", "https://duckduckgo.com/?q="));
+            comboBoxSearchEngine.Items.Add(new SearchEngine("Google", "https://www.google.com/search?q="));
+            comboBoxSearchEngine.Items.Add(new SearchEngine("Bing", "https://www.bing.com/search?q="));
+            comboBoxSearchEngine.Items.Add(new SearchEngine("Yahoo", "https://search.yahoo.com/search?p="));
+            searchEngineIndexDefault = comboBoxSearchEngine.Items.Add("(no engine set)");
+            searchEngineIndexCustom = comboBoxSearchEngine.Items.Add("(custom url...)");
+            UpdateSearchEngineSelection();
+            
             trackBarZoom.SetValueSafe(Config.ZoomLevel);
             labelZoomValue.Text = trackBarZoom.Value+"%";
 
@@ -70,6 +84,7 @@ namespace TweetDuck.Core.Other.Settings{
 
             checkSmoothScrolling.CheckedChanged += checkSmoothScrolling_CheckedChanged;
             comboBoxBrowserPath.SelectedIndexChanged += comboBoxBrowserPath_SelectedIndexChanged;
+            comboBoxSearchEngine.SelectedIndexChanged += comboBoxSearchEngine_SelectedIndexChanged;
             trackBarZoom.ValueChanged += trackBarZoom_ValueChanged;
 
             checkUpdateNotifications.CheckedChanged += checkUpdateNotifications_CheckedChanged;
@@ -98,7 +113,7 @@ namespace TweetDuck.Core.Other.Settings{
 
         private void checkAnimatedAvatars_CheckedChanged(object sender, EventArgs e){
             Config.EnableAnimatedImages = checkAnimatedAvatars.Checked;
-            BrowserProcessHandler.UpdatePrefs().ContinueWith(task => browser.ReloadColumns());
+            BrowserProcessHandler.UpdatePrefs().ContinueWith(task => reloadColumns());
         }
 
         private void checkSmoothScrolling_CheckedChanged(object sender, EventArgs e){
@@ -134,18 +149,50 @@ namespace TweetDuck.Core.Other.Settings{
                     if (dialog.ShowDialog() == DialogResult.OK){
                         Config.BrowserPath = dialog.FileName;
                     }
-                    else{
-                        comboBoxBrowserPath.SelectedIndexChanged -= comboBoxBrowserPath_SelectedIndexChanged;
-                        UpdateBrowserPathSelection();
-                        comboBoxBrowserPath.SelectedIndexChanged += comboBoxBrowserPath_SelectedIndexChanged;
-                    }
                 }
+
+                comboBoxBrowserPath.SelectedIndexChanged -= comboBoxBrowserPath_SelectedIndexChanged;
+                UpdateBrowserPathSelection();
+                comboBoxBrowserPath.SelectedIndexChanged += comboBoxBrowserPath_SelectedIndexChanged;
             }
             else{
                 Config.BrowserPath = (comboBoxBrowserPath.SelectedItem as WindowsUtils.Browser)?.Path; // default browser item is a string and casts to null
             }
         }
 
+        private void comboBoxSearchEngine_SelectedIndexChanged(object sender, EventArgs e){
+            if (comboBoxSearchEngine.SelectedIndex == searchEngineIndexCustom){
+                using(DialogSettingsSearchEngine dialog = new DialogSettingsSearchEngine()){
+                    if (dialog.ShowDialog() == DialogResult.OK){
+                        Config.SearchEngineUrl = dialog.Url.Trim();
+                    }
+                }
+
+                comboBoxSearchEngine.SelectedIndexChanged -= comboBoxSearchEngine_SelectedIndexChanged;
+                UpdateSearchEngineSelection();
+                comboBoxSearchEngine.SelectedIndexChanged += comboBoxSearchEngine_SelectedIndexChanged;
+            }
+            else{
+                Config.SearchEngineUrl = (comboBoxSearchEngine.SelectedItem as SearchEngine)?.Url; // default search engine item is a string and casts to null
+            }
+        }
+
+        private void UpdateSearchEngineSelection(){
+            if (string.IsNullOrEmpty(Config.SearchEngineUrl)){
+                comboBoxSearchEngine.SelectedIndex = searchEngineIndexDefault;
+            }
+            else{
+                SearchEngine engineInfo = comboBoxSearchEngine.Items.OfType<SearchEngine>().FirstOrDefault(engine => engine.Url == Config.SearchEngineUrl);
+                
+                if (engineInfo == null){
+                    comboBoxSearchEngine.SelectedIndex = searchEngineIndexCustom;
+                }
+                else{
+                    comboBoxSearchEngine.SelectedItem = engineInfo;
+                }
+            }
+        }
+
         private void trackBarZoom_ValueChanged(object sender, EventArgs e){
             if (trackBarZoom.AlignValueToTick()){
                 zoomUpdateTimer.Stop();
@@ -170,14 +217,18 @@ namespace TweetDuck.Core.Other.Settings{
             }
         }
 
-        private void updates_CheckFinished(object sender, UpdateEventArgs e){
+        private void updates_CheckFinished(object sender, UpdateCheckEventArgs e){
             this.InvokeAsyncSafe(() => {
                 if (e.EventId == updateCheckEventId){
                     btnCheckUpdates.Enabled = true;
 
-                    if (!e.IsUpdateAvailable){
-                        FormMessage.Information("No Updates Available", "Your version of TweetDuck is up to date.", FormMessage.OK);
-                    }
+                    e.Result.Handle(update => {
+                        if (!update.IsUpdateNew){
+                            FormMessage.Information("No Updates Available", "Your version of TweetDuck is up to date.", FormMessage.OK);
+                        }
+                    }, ex => {
+                        Program.Reporter.HandleException("Update Check Error", "An error occurred while checking for updates.", true, ex);
+                    });
                 }
             });
         }
@@ -186,5 +237,19 @@ namespace TweetDuck.Core.Other.Settings{
             Config.ZoomLevel = trackBarZoom.Value;
             zoomUpdateTimer.Stop();
         }
+
+        private sealed class SearchEngine{
+            private string Name { get; }
+            public string Url { get; }
+            
+            public SearchEngine(string name, string url){
+                Name = name;
+                Url = url;
+            }
+            
+            public override int GetHashCode() => Name.GetHashCode();
+            public override bool Equals(object obj) => obj is SearchEngine other && Name == other.Name;
+            public override string ToString() => Name;
+        }
     }
 }

Core/Other/Settings/TabSettingsLocales.cs

@@ -42,12 +42,12 @@ namespace TweetDuck.Core.Other.Settings{
         }
 
         private void comboBoxSpellCheckLanguage_SelectedValueChanged(object sender, EventArgs e){
-            Config.SpellCheckLanguage = (comboBoxSpellCheckLanguage.SelectedItem as LocaleUtils.Item)?.Code;
+            Config.SpellCheckLanguage = (comboBoxSpellCheckLanguage.SelectedItem as LocaleUtils.Item)?.Code ?? "en-US";
             PromptRestart();
         }
 
         private void comboBoxTranslationTarget_SelectedValueChanged(object sender, EventArgs e){
-            Config.TranslationTarget = (comboBoxTranslationTarget.SelectedItem as LocaleUtils.Item)?.Code;
+            Config.TranslationTarget = (comboBoxTranslationTarget.SelectedItem as LocaleUtils.Item)?.Code ?? "en";
         }
     }
 }

Core/TweetDeckBrowser.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Drawing;
+using System.Text;
 using System.Windows.Forms;
 using CefSharp;
 using CefSharp.WinForms;
@@ -8,6 +9,7 @@ using TweetDuck.Core.Controls;
 using TweetDuck.Core.Handling;
 using TweetDuck.Core.Handling.General;
 using TweetDuck.Core.Notification;
+using TweetDuck.Core.Other.Interfaces;
 using TweetDuck.Core.Utils;
 using TweetDuck.Resources;
 
@@ -130,7 +132,7 @@ namespace TweetDuck.Core{
                 }
 
                 if (TwitterUtils.IsTwitterWebsite(frame)){
-                    ScriptLoader.ExecuteFile(frame, "twitter.js");
+                    ScriptLoader.ExecuteFile(frame, "twitter.js", browser);
                 }
                 
                 frame.ExecuteJavaScriptAsync(TwitterUtils.BackgroundColorOverride);
@@ -143,7 +145,9 @@ namespace TweetDuck.Core{
             if (frame.IsMain && TwitterUtils.IsTweetDeckWebsite(frame)){
                 UpdateProperties();
                 TweetDeckBridge.RestoreSessionData(frame);
-                ScriptLoader.ExecuteFile(frame, "code.js");
+                ScriptLoader.ExecuteFile(frame, "code.js", browser);
+                ScriptLoader.ExecuteFile(frame, "update.js", browser);
+
                 InjectBrowserCSS();
                 ReinjectCustomCSS(Program.UserConfig.CustomBrowserCSS);
                 UserConfig_SoundNotificationInfoChanged(null, EventArgs.Empty);
@@ -151,7 +155,7 @@ namespace TweetDuck.Core{
                 TweetDeckBridge.ResetStaticProperties();
 
                 if (Program.UserConfig.FirstRun){
-                    ScriptLoader.ExecuteFile(frame, "introduction.js");
+                    ScriptLoader.ExecuteFile(frame, "introduction.js", browser);
                 }
             }
         }
@@ -211,7 +215,7 @@ namespace TweetDuck.Core{
         }
 
         public void InjectBrowserCSS(){
-            browser.ExecuteScriptAsync("TDGF_injectBrowserCSS", ScriptLoader.LoadResource("styles/browser.css").TrimEnd());
+            browser.ExecuteScriptAsync("TDGF_injectBrowserCSS", ScriptLoader.LoadResource("styles/browser.css", false, browser)?.TrimEnd() ?? string.Empty);
         }
 
         public void ReinjectCustomCSS(string css){
@@ -226,6 +230,10 @@ namespace TweetDuck.Core{
             browser.ExecuteScriptAsync("TDGF_showTweetDetail", columnId, chirpId, fallbackUrl);
         }
 
+        public void AddSearchColumn(string query){
+            browser.ExecuteScriptAsync("TDGF_performSearch", query);
+        }
+
         public void TriggerTweetScreenshot(){
             browser.ExecuteScriptAsync("TDGF_triggerScreenshot()");
         }
@@ -241,5 +249,9 @@ namespace TweetDuck.Core{
         public void ApplyROT13(){
             browser.ExecuteScriptAsync("TDGF_applyROT13()");
         }
+
+        public void ShowUpdateNotification(string versionTag, string releaseNotes){
+            browser.ExecuteScriptAsync("TDUF_displayNotification", versionTag, Convert.ToBase64String(Encoding.GetEncoding("iso-8859-1").GetBytes(releaseNotes)));
+        }
     }
 }

Core/Utils/BrowserUtils.cs

@@ -127,6 +127,33 @@ namespace TweetDuck.Core.Utils{
             }
         }
 
+        public static void OpenExternalSearch(string query){
+            if (string.IsNullOrWhiteSpace(query))return;
+            
+            string searchUrl = Program.UserConfig.SearchEngineUrl;
+            
+            if (string.IsNullOrEmpty(searchUrl)){
+                if (FormMessage.Question("Search Options", "You have not configured a default search engine yet, would you like to do it now?", FormMessage.Yes, FormMessage.No)){
+                    bool wereSettingsOpen = FormManager.TryFind<FormSettings>() != null;
+
+                    FormManager.TryFind<FormBrowser>()?.OpenSettings();
+                    if (wereSettingsOpen)return;
+
+                    FormSettings settings = FormManager.TryFind<FormSettings>();
+                    if (settings == null)return;
+
+                    settings.FormClosed += (sender, args) => {
+                        if (args.CloseReason == CloseReason.UserClosing && Program.UserConfig.SearchEngineUrl != searchUrl){
+                            OpenExternalSearch(query);
+                        }
+                    };
+                }
+            }
+            else{
+                OpenExternalBrowser(searchUrl+Uri.EscapeUriString(query));
+            }
+        }
+
         public static string GetFileNameFromUrl(string url){
             string file = Path.GetFileName(new Uri(url).AbsolutePath);
             return string.IsNullOrEmpty(file) ? null : file;

Data/Result.cs

@@ -0,0 +1,36 @@
+using System;
+
+namespace TweetDuck.Data{
+    sealed class Result<T>{
+        public bool HasValue => exception == null;
+
+        public T Value => HasValue ? value : throw new InvalidOperationException("Requested value from a failed result.");
+        public Exception Exception => exception ?? throw new InvalidOperationException("Requested exception from a successful result.");
+
+        private readonly T value;
+        private readonly Exception exception;
+
+        public Result(T value){
+            this.value = value;
+            this.exception = null;
+        }
+
+        public Result(Exception exception){
+            this.value = default(T);
+            this.exception = exception ?? throw new ArgumentNullException(nameof(exception));
+        }
+
+        public void Handle(Action<T> onSuccess, Action<Exception> onException){
+            if (HasValue){
+                onSuccess(value);
+            }
+            else{
+                onException(exception);
+            }
+        }
+
+        public Result<R> Select<R>(Func<T, R> map){
+            return HasValue ? new Result<R>(map(value)) : new Result<R>(exception);
+        }
+    }
+}

Data/TwoKeyDictionary.cs

@@ -62,8 +62,7 @@ namespace TweetDuck.Data{
         }
         
         public bool Contains(K1 outerKey, K2 innerKey){
-            Dictionary<K2, V> innerDict;
-            return dict.TryGetValue(outerKey, out innerDict) && innerDict.ContainsKey(innerKey);
+            return dict.TryGetValue(outerKey, out Dictionary<K2, V> innerDict) && innerDict.ContainsKey(innerKey);
         }
 
         public int Count(){

Plugins/Controls/PluginControl.cs

@@ -36,7 +36,7 @@ namespace TweetDuck.Plugins.Controls{
                 labelDescription.Visible = false;
             }
 
-            panelDescription_Resize(panelDescription, null);
+            panelDescription_Resize(panelDescription, EventArgs.Empty);
         }
 
         private void panelDescription_Resize(object sender, EventArgs e){

Plugins/Enums/PluginEnvironment.cs

@@ -1,5 +1,8 @@
 using System;
+using System.Collections;
 using System.Collections.Generic;
+using System.Diagnostics.CodeAnalysis;
+using System.Linq;
 
 namespace TweetDuck.Plugins.Enums{
     [Flags]
@@ -45,5 +48,50 @@ namespace TweetDuck.Plugins.Enums{
                 default: return string.Empty;
             }
         }
+
+        public static IReadOnlyDictionary<PluginEnvironment, T> Map<T>(T forNone, T forBrowser, T forNotification){
+            return new PluginEnvironmentDictionary<T>(forNone, forBrowser, forNotification);
+        }
+
+        [SuppressMessage("ReSharper", "MemberHidesStaticFromOuterClass")]
+        private sealed class PluginEnvironmentDictionary<T> : IReadOnlyDictionary<PluginEnvironment, T>{
+            private const int TotalKeys = 3;
+
+            public IEnumerable<PluginEnvironment> Keys => Enum.GetValues(typeof(PluginEnvironment)).Cast<PluginEnvironment>();
+            public IEnumerable<T> Values => data;
+            public int Count => TotalKeys;
+
+            public T this[PluginEnvironment key] => data[(int)key];
+
+            private readonly T[] data;
+
+            public PluginEnvironmentDictionary(T forNone, T forBrowser, T forNotification){
+                this.data = new T[TotalKeys];
+                this.data[(int)PluginEnvironment.None] = forNone;
+                this.data[(int)PluginEnvironment.Browser] = forBrowser;
+                this.data[(int)PluginEnvironment.Notification] = forNotification;
+            }
+
+            public bool ContainsKey(PluginEnvironment key){
+                return key >= 0 && (int)key < TotalKeys;
+            }
+
+            public bool TryGetValue(PluginEnvironment key, out T value){
+                if (ContainsKey(key)){
+                    value = this[key];
+                    return true;
+                }
+                else{
+                    value = default(T);
+                    return false;
+                }
+            }
+
+            public IEnumerator<KeyValuePair<PluginEnvironment, T>> GetEnumerator(){
+                return Keys.Select(key => new KeyValuePair<PluginEnvironment, T>(key, this[key])).GetEnumerator();
+            }
+
+            IEnumerator IEnumerable.GetEnumerator() => GetEnumerator();
+        }
     }
 }

Plugins/Plugin.cs

@@ -1,28 +1,26 @@
 using System;
-using System.Collections.Generic;
 using System.IO;
-using System.Linq;
-using System.Text;
 using TweetDuck.Plugins.Enums;
 
 namespace TweetDuck.Plugins{
     sealed class Plugin{
         private const string VersionWildcard = "*";
+        private static readonly Version AppVersion = new Version(Program.VersionTag);
 
         public string Identifier { get; }
         public PluginGroup Group { get; }
         public PluginEnvironment Environments { get; }
 
-        public string Name => metadata["NAME"];
-        public string Description => metadata["DESCRIPTION"];
-        public string Author => metadata["AUTHOR"];
-        public string Version => metadata["VERSION"];
-        public string Website => metadata["WEBSITE"];
-        public string ConfigFile => metadata["CONFIGFILE"];
-        public string ConfigDefault => metadata["CONFIGDEFAULT"];
-        public string RequiredVersion => metadata["REQUIRES"];
+        public string Name { get; }
+        public string Description { get; }
+        public string Author { get; }
+        public string Version { get; }
+        public string Website { get; }
+        public string ConfigFile { get; }
+        public string ConfigDefault { get; }
+        public Version RequiredVersion { get; }
 
-        public bool CanRun { get; private set; }
+        public bool CanRun { get; }
 
         public bool HasConfig{
             get => ConfigFile.Length > 0 && GetFullPathIfSafe(PluginFolder.Data, ConfigFile).Length > 0;
@@ -42,41 +40,25 @@ namespace TweetDuck.Plugins{
 
         private readonly string pathRoot;
         private readonly string pathData;
-        private readonly Dictionary<string, string> metadata = new Dictionary<string, string>(8){
-            { "NAME", "" },
-            { "DESCRIPTION", "" },
-            { "AUTHOR", "(anonymous)" },
-            { "VERSION", "(unknown)" },
-            { "WEBSITE", "" },
-            { "CONFIGFILE", "" },
-            { "CONFIGDEFAULT", "" },
-            { "REQUIRES", VersionWildcard }
-        };
 
-        private Plugin(string path, string name, PluginGroup group, PluginEnvironment environments){
-            this.pathRoot = path;
-            this.pathData = Path.Combine(Program.PluginDataPath, group.GetIdentifierPrefix(), name);
+        private Plugin(PluginGroup group, string identifier, string pathRoot, string pathData, Builder builder){
+            this.pathRoot = pathRoot;
+            this.pathData = pathData;
 
-            this.Identifier = group.GetIdentifierPrefix()+name;
             this.Group = group;
-            this.Environments = environments;
-        }
+            this.Identifier = identifier;
+            this.Environments = builder.Environments;
 
-        private void OnMetadataLoaded(){
-            CanRun = CheckRequiredVersion(RequiredVersion);
+            this.Name = builder.Name;
+            this.Description = builder.Description;
+            this.Author = builder.Author;
+            this.Version = builder.Version;
+            this.Website = builder.Website;
+            this.ConfigFile = builder.ConfigFile;
+            this.ConfigDefault = builder.ConfigDefault;
+            this.RequiredVersion = builder.RequiredVersion;
 
-            string configPath = ConfigPath, defaultConfigPath = DefaultConfigPath;
-
-            if (configPath.Length > 0 && defaultConfigPath.Length > 0 && !File.Exists(configPath) && File.Exists(defaultConfigPath)){
-                string dataFolder = GetPluginFolder(PluginFolder.Data);
-
-                try{
-                    Directory.CreateDirectory(dataFolder);
-                    File.Copy(defaultConfigPath, configPath, false);
-                }catch(Exception e){
-                    throw new IOException("Could not generate a configuration file for '"+Identifier+"' plugin: "+e.Message, e);
-                }
-            }
+            this.CanRun = AppVersion >= RequiredVersion;
         }
 
         public string GetScriptPath(PluginEnvironment environment){
@@ -132,78 +114,94 @@ namespace TweetDuck.Plugins{
             return obj is Plugin plugin && plugin.Identifier.Equals(Identifier);
         }
 
-        // Static
-        
-        private static readonly Version AppVersion = new Version(Program.VersionTag);
-        private static readonly string[] EndTag = { "[END]" };
+        // Builder
 
-        public static Plugin CreateFromFolder(string path, PluginGroup group){
-            Plugin plugin = new Plugin(path, Path.GetFileName(path), group, LoadEnvironments(path));
-            LoadMetadata(path, plugin);
-            return plugin;
-        }
+        public sealed class Builder{
+            private static readonly Version DefaultRequiredVersion = new Version(0, 0, 0, 0);
 
-        private static PluginEnvironment LoadEnvironments(string path){
-            PluginEnvironment environments = PluginEnvironment.None;
+            public string Name             { get; private set; }
+            public string Description      { get; private set; } = string.Empty;
+            public string Author           { get; private set; } = "(anonymous)";
+            public string Version          { get; private set; } = "(unknown)";
+            public string Website          { get; private set; } = string.Empty;
+            public string ConfigFile       { get; private set; } = string.Empty;
+            public string ConfigDefault    { get; private set; } = string.Empty;
+            public Version RequiredVersion { get; private set; } = DefaultRequiredVersion;
 
-            foreach(string file in Directory.EnumerateFiles(path, "*.js", SearchOption.TopDirectoryOnly).Select(Path.GetFileName)){
-                environments |= PluginEnvironmentExtensions.Values.FirstOrDefault(env => file.Equals(env.GetPluginScriptFile(), StringComparison.Ordinal));
+            public PluginEnvironment Environments { get; private set; } = PluginEnvironment.None;
+
+            private readonly PluginGroup group;
+            private readonly string pathRoot;
+            private readonly string pathData;
+            private readonly string identifier;
+
+            public Builder(PluginGroup group, string name, string pathRoot, string pathData){
+                this.group = group;
+                this.pathRoot = pathRoot;
+                this.pathData = pathData;
+                this.identifier = group.GetIdentifierPrefix()+name;
             }
 
-            if (environments == PluginEnvironment.None){
-                throw new ArgumentException("Plugin has no script files");
-            }
-
-            return environments;
-        }
-
-        private static void LoadMetadata(string path, Plugin plugin){
-            string metaFile = Path.Combine(path, ".meta");
-
-            if (!File.Exists(metaFile)){
-                throw new ArgumentException("Missing .meta file");
-            }
-            
-            string currentTag = null, currentContents = string.Empty;
-
-            foreach(string line in File.ReadAllLines(metaFile, Encoding.UTF8).Concat(EndTag).Select(line => line.TrimEnd()).Where(line => line.Length > 0)){
-                if (line[0] == '[' && line[line.Length-1] == ']'){
-                    if (currentTag != null){
-                        plugin.metadata[currentTag] = currentContents;
-                    }
-
-                    currentTag = line.Substring(1, line.Length-2).ToUpper();
-                    currentContents = string.Empty;
-
-                    if (line.Equals(EndTag[0])){
-                        break;
-                    }
-
-                    if (!plugin.metadata.ContainsKey(currentTag)){
-                        throw new FormatException("Invalid metadata tag: "+currentTag);
-                    }
+            public void SetFromTag(string tag, string value){
+                switch(tag){
+                    case "NAME":          this.Name = value; break;
+                    case "DESCRIPTION":   this.Description = value; break;
+                    case "AUTHOR":        this.Author = value; break;
+                    case "VERSION":       this.Version = value; break;
+                    case "WEBSITE":       this.Website = value; break;
+                    case "CONFIGFILE":    this.ConfigFile = value; break;
+                    case "CONFIGDEFAULT": this.ConfigDefault = value; break;
+                    case "REQUIRES":      SetRequiredVersion(value); break;
+                    default: throw new FormatException("Invalid metadata tag: "+tag);
                 }
-                else if (currentTag != null){
-                    currentContents = currentContents.Length == 0 ? line : currentContents+Environment.NewLine+line;
+            }
+
+            public void AddEnvironment(PluginEnvironment environment){
+                this.Environments |= environment;
+            }
+
+            private void SetRequiredVersion(string versionStr){
+                if (System.Version.TryParse(versionStr, out Version version)){
+                    this.RequiredVersion = version;
+                }
+                else if (versionStr == VersionWildcard){
+                    this.RequiredVersion = DefaultRequiredVersion;
                 }
                 else{
-                    throw new FormatException("Missing metadata tag before value: "+line);
+                    throw new FormatException("Plugin contains invalid minimum version: "+versionStr);
                 }
             }
 
-            if (plugin.Name.Length == 0){
-                throw new FormatException("Plugin is missing a name in the .meta file");
+            public Plugin BuildAndSetup(){
+                Plugin plugin = new Plugin(group, identifier, pathRoot, pathData, this);
+
+                if (plugin.Name.Length == 0){
+                    throw new InvalidOperationException("Plugin is missing a name in the .meta file");
+                }
+
+                if (plugin.Environments == PluginEnvironment.None){
+                    throw new InvalidOperationException("Plugin has no script files");
+                }
+
+                // setup
+
+                string configPath = plugin.ConfigPath, defaultConfigPath = plugin.DefaultConfigPath;
+
+                if (configPath.Length > 0 && defaultConfigPath.Length > 0 && !File.Exists(configPath) && File.Exists(defaultConfigPath)){
+                    string dataFolder = plugin.GetPluginFolder(PluginFolder.Data);
+
+                    try{
+                        Directory.CreateDirectory(dataFolder);
+                        File.Copy(defaultConfigPath, configPath, false);
+                    }catch(Exception e){
+                        throw new IOException($"Could not generate a configuration file for '{plugin.Identifier}' plugin: {e.Message}", e);
+                    }
+                }
+
+                // done
+
+                return plugin;
             }
-
-            if (plugin.RequiredVersion.Length == 0 || !(plugin.RequiredVersion == VersionWildcard || System.Version.TryParse(plugin.RequiredVersion, out Version _))){
-                throw new FormatException("Plugin contains invalid version: "+plugin.RequiredVersion);
-            }
-
-            plugin.OnMetadataLoaded();
-        }
-
-        private static bool CheckRequiredVersion(string requires){
-            return requires == VersionWildcard || AppVersion >= new Version(requires);
         }
     }
 }

Plugins/PluginLoader.cs

@@ -0,0 +1,56 @@
+using System;
+using System.IO;
+using System.Linq;
+using System.Text;
+using TweetDuck.Plugins.Enums;
+
+namespace TweetDuck.Plugins{
+    static class PluginLoader{
+        private static readonly string[] EndTag = { "[END]" };
+
+        public static Plugin FromFolder(string path, PluginGroup group){
+            string name = Path.GetFileName(path);
+
+            if (string.IsNullOrEmpty(name)){
+                throw new ArgumentException("Could not extract directory name from path: "+path);
+            }
+            
+            Plugin.Builder builder = new Plugin.Builder(group, name, path, Path.Combine(Program.PluginDataPath, group.GetIdentifierPrefix(), name));
+
+            foreach(string file in Directory.EnumerateFiles(path, "*.js", SearchOption.TopDirectoryOnly).Select(Path.GetFileName)){
+                builder.AddEnvironment(PluginEnvironmentExtensions.Values.FirstOrDefault(env => file.Equals(env.GetPluginScriptFile(), StringComparison.Ordinal)));
+            }
+
+            string metaFile = Path.Combine(path, ".meta");
+
+            if (!File.Exists(metaFile)){
+                throw new ArgumentException("Plugin is missing a .meta file");
+            }
+            
+            string currentTag = null, currentContents = string.Empty;
+
+            foreach(string line in File.ReadAllLines(metaFile, Encoding.UTF8).Concat(EndTag).Select(line => line.TrimEnd()).Where(line => line.Length > 0)){
+                if (line[0] == '[' && line[line.Length-1] == ']'){
+                    if (currentTag != null){
+                        builder.SetFromTag(currentTag, currentContents);
+                    }
+
+                    currentTag = line.Substring(1, line.Length-2).ToUpper();
+                    currentContents = string.Empty;
+
+                    if (line.Equals(EndTag[0])){
+                        break;
+                    }
+                }
+                else if (currentTag != null){
+                    currentContents = currentContents.Length == 0 ? line : currentContents+Environment.NewLine+line;
+                }
+                else{
+                    throw new FormatException("Missing metadata tag before value: "+line);
+                }
+            }
+
+            return builder.BuildAndSetup();
+        }
+    }
+}

Plugins/PluginManager.cs

@@ -4,7 +4,7 @@ using System.Collections.Generic;
 using System.Diagnostics;
 using System.IO;
 using System.Linq;
-using TweetDuck.Core;
+using TweetDuck.Core.Other.Interfaces;
 using TweetDuck.Data;
 using TweetDuck.Plugins.Enums;
 using TweetDuck.Plugins.Events;
@@ -12,11 +12,15 @@ using TweetDuck.Resources;
 
 namespace TweetDuck.Plugins{
     sealed class PluginManager{
-        private static readonly Dictionary<PluginEnvironment, string> PluginSetupScripts = new Dictionary<PluginEnvironment, string>(4){
-            { PluginEnvironment.None, ScriptLoader.LoadResource("plugins.js") },
-            { PluginEnvironment.Browser, ScriptLoader.LoadResource("plugins.browser.js") },
-            { PluginEnvironment.Notification, ScriptLoader.LoadResource("plugins.notification.js") }
-        };
+        private static IReadOnlyDictionary<PluginEnvironment, string> LoadSetupScripts(){
+            return PluginEnvironmentExtensions.Map(
+                ScriptLoader.LoadResource("plugins.js"),
+                ScriptLoader.LoadResource("plugins.browser.js"),
+                ScriptLoader.LoadResource("plugins.notification.js")
+            );
+        }
+
+        private static readonly IReadOnlyDictionary<PluginEnvironment, string> PluginSetupScripts = LoadSetupScripts();
 
         public string PathOfficialPlugins => Path.Combine(rootPath, "official");
         public string PathCustomPlugins => Path.Combine(rootPath, "user");
@@ -132,7 +136,7 @@ namespace TweetDuck.Plugins{
                     Plugin plugin;
 
                     try{
-                        plugin = Plugin.CreateFromFolder(fullDir, group);
+                        plugin = PluginLoader.FromFolder(fullDir, group);
                     }catch(Exception e){
                         loadErrors.Add(group.GetIdentifierPrefix()+Path.GetFileName(fullDir)+": "+e.Message);
                         continue;

Program.cs

@@ -20,7 +20,7 @@ namespace TweetDuck{
         public const string BrandName = "TweetDuck";
         public const string Website = "https://tweetduck.chylex.com";
 
-        public const string VersionTag = "1.13.1";
+        public const string VersionTag = "1.13.4.1";
 
         public static readonly bool IsPortable = File.Exists("makeportable");
 
@@ -151,10 +151,9 @@ namespace TweetDuck{
 
             Application.ApplicationExit += (sender, args) => ExitCleanup();
 
-            UpdaterSettings updaterSettings = new UpdaterSettings{
+            UpdaterSettings updaterSettings = new UpdaterSettings(InstallerPath){
                 AllowPreReleases = Arguments.HasFlag(Arguments.ArgDebugUpdates),
-                DismissedUpdate = UserConfig.DismissedUpdate,
-                InstallerDownloadFolder = InstallerPath
+                DismissedUpdate = UserConfig.DismissedUpdate
             };
 
             FormBrowser mainForm = new FormBrowser(updaterSettings);

Resources/Plugins/clear-columns/.meta

@@ -9,7 +9,7 @@ Clear columns
 chylex
 
 [version]
-1.1.1
+1.2.1
 
 [website]
 https://tweetduck.chylex.com

Resources/Plugins/clear-columns/browser.js

@@ -12,7 +12,7 @@ enabled(){
   };
   
   var resetColumn = (columnName) => {
-    var col = TD.controller.columnManager.get(columnName);
+    let col = TD.controller.columnManager.get(columnName);
     col.model.setClearedTimestamp(0);
     col.reloadTweets();
   };
@@ -38,7 +38,7 @@ enabled(){
         $(document).off("mousemove", this.eventKeyUp);
       }
       
-      $("#clear-columns-btn-all").text(pressed ? "Restore columns" : "Clear columns");
+      $("#clear-columns-btn-all-1,#clear-columns-btn-all-2").text(pressed ? "Restore columns" : "Clear columns");
     }
   };
   
@@ -81,7 +81,7 @@ enabled(){
   // add column buttons and keyboard shortcut info to UI
   replaceMustache("column/column_header.mustache", "</header>", [
     '{{^isTemporary}}',
-    '<a class="column-header-link" href="#" data-action="td-clearcolumns-dosingle" style="right:34px">',
+    '<a class="column-header-link td-clear-column-shortcut" href="#" data-action="td-clearcolumns-dosingle" style="right:34px">',
     '<i class="icon icon-clear-timeline js-show-tip" data-placement="bottom" data-original-title="Clear column (hold Shift to restore)"></i>',
     '</a>',
     '{{/isTemporary}}',
@@ -98,11 +98,15 @@ enabled(){
   
   // load custom style
   var css = window.TDPF_createCustomStyle(this);
+  css.insert(".js-app-add-column.is-hidden + #clear-columns-btn-all-parent-1 { display: none; }");
+  css.insert(".column-navigator-overflow #clear-columns-btn-all-parent-2 { display: none; }");
   css.insert(".column-title { margin-right: 60px !important; }");
-  css.insert(".column-type-message .column-title { margin-right: 115px !important; }");
   css.insert(".mark-all-read-link { right: 59px !important; }");
   css.insert(".open-compose-dm-link { right: 90px !important; }");
   css.insert("button[data-action='clear'].btn-options-tray { display: none !important; }");
+  css.insert("[data-td-icon='icon-message'] .column-title { margin-right: 115px !important; }");
+  css.insert("[data-td-icon='icon-schedule'] .td-clear-column-shortcut { display: none; }");
+  css.insert("[data-td-icon='icon-custom-timeline'] .td-clear-column-shortcut { display: none; }");
 }
 
 ready(){
@@ -113,18 +117,22 @@ ready(){
   $(document).on("keyup", this.eventKeyUp);
   
   // add clear all button
-  $("nav.app-navigator").first().append([
-    '<a id="clear-columns-btn-all-parent" class="js-header-action link-clean cf app-nav-link padding-h--10" data-title="Clear columns (hold Shift to restore)" data-action="td-clearcolumns-doall">',
-    '<div class="obj-left margin-l--2"><i class="icon icon-medium icon-clear-timeline"></i></div>',
-    '<div id="clear-columns-btn-all" class="nbfc padding-ts hide-condensed txt-size--16">Clear columns</div>',
-    '</a></nav>'
-  ].join(""));
+  const generateButton = (idParent, idButton) => {
+    return `
+<a id="${idParent}" class="js-header-action link-clean cf app-nav-link padding-h--10" data-title="Clear columns (hold Shift to restore)" data-action="td-clearcolumns-doall">
+  <div class="obj-left margin-l--2"><i class="icon icon-medium icon-clear-timeline"></i></div>
+  <div id="${idButton}" class="nbfc padding-ts hide-condensed txt-size--16 app-nav-link-text">Clear columns</div>
+</a>`;
+  };
+  
+  $(".js-app-add-column").first().after(generateButton("clear-columns-btn-all-parent-1", "clear-columns-btn-all-1"));
+  $(".js-column-nav-list").first().append(generateButton("clear-columns-btn-all-parent-2", "clear-columns-btn-all-2"));
   
   // setup tooltip handling
   var tooltipEvents = $._data($(".js-header-action")[0]).events;
   
   if (tooltipEvents.mouseover && tooltipEvents.mouseover.length && tooltipEvents.mouseout && tooltipEvents.mouseout.length){
-    $("#clear-columns-btn-all-parent").on("mouseover", tooltipEvents.mouseover[0].handler).on("mouseout", tooltipEvents.mouseout[0].handler);
+    $("#clear-columns-btn-all-parent-1,#clear-columns-btn-all-parent-2").on("mouseover", tooltipEvents.mouseover[0].handler).on("mouseout", tooltipEvents.mouseout[0].handler);
   }
 }
 

Resources/Plugins/edit-design/.meta

@@ -8,7 +8,7 @@ Edit layout & design
 chylex
 
 [version]
-1.2.4
+1.2.5
 
 [website]
 https://tweetduck.chylex.com

Resources/Plugins/edit-design/browser.js

@@ -610,7 +610,7 @@ ${this.config.revertIcons ? `
 
 ${currentTheme === "black" ? `
 html.dark a, html.dark a:hover, html.dark a:focus, html.dark a:active { color: #8bd }
-#tduck-show-thread { color: #8bd !important }
+#tduck-show-thread, .other-replies-link { color: #8bd !important }
 .quoted-tweet { border-color: #292f33 !important }
 ` : ``}
 

Resources/Plugins/edit-design/theme.black.css

@@ -92,63 +92,31 @@ html.dark .btn[disabled],html.dark .btn[disabled]:hover,html.dark .btn[disabled]
 html.dark .btn-on-dark:focus{box-shadow:0 0 0 1px #292F33,0 0 0 3px #71C9F8}
 html.dark .mdl-content .btn-on-dark:focus{box-shadow:0 0 0 1px #fff,0 0 0 3px #71C9F8}
 html.dark .is-inverted-dark .btn:hover,html.dark .is-inverted-dark .btn:focus,html.dark .is-inverted-dark .btn:active,html.dark .is-inverted-dark .btn.is-selected{background-color:#F2F9FF}
-html.dark .is-inverted-dark .btn-positive:hover,html.dark .is-inverted-dark .btn-positive-alt:hover,html.dark .is-inverted-dark .btn-fav.s-favorited:hover,html.dark .is-inverted-dark .s-following .follow-btn:hover,html.dark .s-following .is-inverted-dark .follow-btn:hover{background-color:#005FD1}
-html.dark .is-inverted-dark .btn-positive:focus,html.dark .is-inverted-dark .btn-positive-alt:focus,html.dark .is-inverted-dark .btn-fav.s-favorited:focus,html.dark .is-inverted-dark .s-following .follow-btn:focus,html.dark .s-following .is-inverted-dark .follow-btn:focus{background-color:#005FD1}
-html.dark .is-inverted-dark .btn-positive:active,html.dark .is-inverted-dark .btn-positive-alt:active,html.dark .is-inverted-dark .btn-fav.s-favorited:active,html.dark .is-inverted-dark .s-following .follow-btn:active,html.dark .s-following .is-inverted-dark .follow-btn:active,html.dark .is-inverted-dark .btn-positive.is-selected,html.dark .is-inverted-dark .is-selected.btn-positive-alt,html.dark .is-inverted-dark .is-selected.btn-fav.s-favorited,html.dark .is-inverted-dark .s-following .is-selected.follow-btn,html.dark .s-following .is-inverted-dark .is-selected.follow-btn{background-color:#005FD1}
-html.dark .is-inverted-dark .btn-positive-alt:hover,html.dark .is-inverted-dark .btn-fav.s-favorited:hover,html.dark .is-inverted-dark .s-following .follow-btn:hover,html.dark .s-following .is-inverted-dark .follow-btn:hover{background-color:#A01744}
-html.dark .is-inverted-dark .btn-positive-alt:focus,html.dark .is-inverted-dark .btn-fav.s-favorited:focus,html.dark .is-inverted-dark .s-following .follow-btn:focus,html.dark .s-following .is-inverted-dark .follow-btn:focus{background-color:#A01744}
-html.dark .is-inverted-dark .btn-positive-alt:active,html.dark .is-inverted-dark .btn-fav.s-favorited:active,html.dark .is-inverted-dark .s-following .follow-btn:active,html.dark .s-following .is-inverted-dark .follow-btn:active,html.dark .is-inverted-dark .btn-positive-alt.is-selected,html.dark .is-inverted-dark .is-selected.btn-fav.s-favorited,html.dark .is-inverted-dark .s-following .is-selected.follow-btn,html.dark .s-following .is-inverted-dark .is-selected.follow-btn{background-color:#A01744}
-html.dark .is-inverted-dark .btn-negative:hover{background-color:#A01744}
-html.dark .is-inverted-dark .btn-negative:focus{background-color:#A01744}
-html.dark .is-inverted-dark .btn-negative:active,html.dark .is-inverted-dark .btn-negative.is-selected{background-color:#A01744}
-html.dark .is-inverted-dark .btn-tertiary:hover{background-color:#F5F8FA}
-html.dark .is-inverted-dark .btn-tertiary:focus{background-color:#F5F8FA}
-html.dark .is-inverted-dark .btn-tertiary:active,html.dark .is-inverted-dark .btn-tertiary.is-selected{background-color:#F5F8FA}
-html.dark .btn-positive,html.dark .btn-positive-alt,html.dark .btn-fav.s-favorited,html.dark .s-following .follow-btn{color:#fff;background-color:#1DA1F2;border:1px solid #1DA1F2}
-html.dark .btn-positive:hover,html.dark .btn-positive-alt:hover,html.dark .btn-fav.s-favorited:hover,html.dark .s-following .follow-btn:hover{color:#fff;background-color:#005FD1;border:1px solid #005FD1}
-html.dark .btn-positive:focus,html.dark .btn-positive-alt:focus,html.dark .btn-fav.s-favorited:focus,html.dark .s-following .follow-btn:focus{color:#fff;background-color:#005FD1;border:1px solid #005FD1;box-shadow:0 0 0 1px #fff,0 0 0 3px #71C9F8}
-html.dark .btn-positive:active,html.dark .btn-positive-alt:active,html.dark .btn-fav.s-favorited:active,html.dark .s-following .follow-btn:active,html.dark .btn-positive.is-selected,html.dark .is-selected.btn-positive-alt,html.dark .is-selected.btn-fav.s-favorited,html.dark .s-following .is-selected.follow-btn{color:#fff;background-color:#005FD1;border:1px solid #005FD1}
-html.dark .btn-positive[disabled],html.dark [disabled].btn-positive-alt,html.dark [disabled].btn-fav.s-favorited,html.dark .s-following [disabled].follow-btn,html.dark .btn-positive[disabled]:hover,html.dark [disabled].btn-positive-alt:hover,html.dark [disabled].btn-fav.s-favorited:hover,html.dark .s-following [disabled].follow-btn:hover,html.dark .btn-positive[disabled]:active,html.dark [disabled].btn-positive-alt:active,html.dark [disabled].btn-fav.s-favorited:active,html.dark .s-following [disabled].follow-btn:active,html.dark .btn-positive.is-disabled,html.dark .is-disabled.btn-positive-alt,html.dark .is-disabled.btn-fav.s-favorited,html.dark .s-following .is-disabled.follow-btn,html.dark .btn-positive.is-disabled:hover,html.dark .is-disabled.btn-positive-alt:hover,html.dark .is-disabled.btn-fav.s-favorited:hover,html.dark .s-following .is-disabled.follow-btn:hover,html.dark .btn-positive.is-disabled:focus,html.dark .is-disabled.btn-positive-alt:focus,html.dark .is-disabled.btn-fav.s-favorited:focus,html.dark .s-following .is-disabled.follow-btn:focus,html.dark .btn-positive.is-disabled:active,html.dark .is-disabled.btn-positive-alt:active,html.dark .is-disabled.btn-fav.s-favorited:active,html.dark .s-following .is-disabled.follow-btn:active{color:#fff;background-color:#1DA1F2;border:1px solid #1DA1F2}
-html.dark .btn-compose{color:#fff;background-color:#2b7bb9}
-html.dark .btn-compose:hover{color:#fff;background-color:#2b7bb9}
-html.dark .btn-compose:focus{color:#fff;background-color:#2b7bb9}
-html.dark .btn-compose:active,html.dark .btn-compose.is-selected{color:#fff;background-color:#2b7bb9}
-html.dark .btn-positive-alt:hover,html.dark .btn-fav.s-favorited:hover,html.dark .s-following .follow-btn:hover{color:#fff;background-color:#A01744;border:#A01744}
-html.dark .btn-positive-alt:active,html.dark .btn-fav.s-favorited:active,html.dark .s-following .follow-btn:active,html.dark .btn-positive-alt.is-selected,html.dark .is-selected.btn-fav.s-favorited,html.dark .s-following .is-selected.follow-btn{color:#fff;background-color:#A01744;border:#A01744}
-html.dark .btn-negative{border-color:#E0245E;color:#fff;background-color:#E0245E}
-html.dark .btn-negative:hover{color:#fff;background-color:#A01744;border-color:#A01744}
-html.dark .btn-negative:focus{color:#fff;background-color:#A01744;border-color:#A01744;box-shadow:0 0 0 1px #fff,0 0 0 3px #F6809A}
-html.dark .btn-negative:active,html.dark .btn-negative.is-selected{color:#fff;background-color:#A01744;border-color:#A01744}
-html.dark .btn-negative[disabled],html.dark .btn-negative[disabled]:hover,html.dark .btn-negative[disabled]:active,html.dark .btn-negative.is-disabled,html.dark .btn-negative.is-disabled:hover,html.dark .btn-negative.is-disabled:focus,html.dark .btn-negative.is-disabled:active{border-color:#E0245E;color:#fff;background-color:#E0245E}
-html.dark .btn-tertiary{border-color:#657786;color:#657786}
-html.dark .btn-tertiary:hover{color:#657786;background-color:#F5F8FA;border-color:#657786}
-html.dark .btn-tertiary:focus{color:#657786;background-color:#F5F8FA;border-color:#657786;box-shadow:0 0 0 1px #fff,0 0 0 3px #CCD6DD}
-html.dark .btn-tertiary:active,html.dark .btn-tertiary.is-selected{color:#657786;background-color:#F5F8FA;border-color:#657786}
-html.dark .btn-tertiary[disabled],html.dark .btn-tertiary[disabled]:hover,html.dark .btn-tertiary[disabled]:active,html.dark .btn-tertiary.is-disabled,html.dark .btn-tertiary.is-disabled:hover,html.dark .btn-tertiary.is-disabled:focus,html.dark .btn-tertiary.is-disabled:active{color:#AAB8C2;border-color:#e1e8ed;background-color:#eaeaea}
+html.dark .is-inverted-dark .btn-fav.s-favorited:hover,html.dark .is-inverted-dark .s-following .follow-btn:hover,html.dark .s-following .is-inverted-dark .follow-btn:hover{background-color:#005FD1}
+html.dark .is-inverted-dark .btn-fav.s-favorited:focus,html.dark .is-inverted-dark .s-following .follow-btn:focus,html.dark .s-following .is-inverted-dark .follow-btn:focus{background-color:#005FD1}
+html.dark .is-inverted-dark .btn-fav.s-favorited:active,html.dark .is-inverted-dark .s-following .follow-btn:active,html.dark .s-following .is-inverted-dark .follow-btn:active,html.dark .is-inverted-dark .is-selected.btn-fav.s-favorited,html.dark .is-inverted-dark .s-following .is-selected.follow-btn,html.dark .s-following .is-inverted-dark .is-selected.follow-btn{background-color:#005FD1}
+html.dark .is-inverted-dark .btn-fav.s-favorited:hover,html.dark .is-inverted-dark .s-following .follow-btn:hover,html.dark .s-following .is-inverted-dark .follow-btn:hover{background-color:#A01744}
+html.dark .is-inverted-dark .btn-fav.s-favorited:focus,html.dark .is-inverted-dark .s-following .follow-btn:focus,html.dark .s-following .is-inverted-dark .follow-btn:focus{background-color:#A01744}
+html.dark .is-inverted-dark .btn-fav.s-favorited:active,html.dark .is-inverted-dark .s-following .follow-btn:active,html.dark .s-following .is-inverted-dark .follow-btn:active,html.dark .is-inverted-dark .is-selected.btn-fav.s-favorited,html.dark .is-inverted-dark .s-following .is-selected.follow-btn,html.dark .s-following .is-inverted-dark .is-selected.follow-btn{background-color:#A01744}
+html.dark .btn-fav.s-favorited,html.dark .s-following .follow-btn{color:#fff;background-color:#1DA1F2;border:1px solid #1DA1F2}
+html.dark .btn-fav.s-favorited:hover,html.dark .s-following .follow-btn:hover{color:#fff;background-color:#005FD1;border:1px solid #005FD1}
+html.dark .btn-fav.s-favorited:focus,html.dark .s-following .follow-btn:focus{color:#fff;background-color:#005FD1;border:1px solid #005FD1;box-shadow:0 0 0 1px #fff,0 0 0 3px #71C9F8}
+html.dark .btn-fav.s-favorited:active,html.dark .s-following .follow-btn:active,html.dark .is-selected.btn-fav.s-favorited,html.dark .s-following .is-selected.follow-btn{color:#fff;background-color:#005FD1;border:1px solid #005FD1}
+html.dark [disabled].btn-fav.s-favorited,html.dark .s-following [disabled].follow-btn,html.dark [disabled].btn-fav.s-favorited:hover,html.dark .s-following [disabled].follow-btn:hover,html.dark [disabled].btn-fav.s-favorited:active,html.dark .s-following [disabled].follow-btn:active,html.dark .is-disabled.btn-fav.s-favorited,html.dark .s-following .is-disabled.follow-btn,html.dark .is-disabled.btn-fav.s-favorited:hover,html.dark .s-following .is-disabled.follow-btn:hover,html.dark .is-disabled.btn-fav.s-favorited:focus,html.dark .s-following .is-disabled.follow-btn:focus,html.dark .is-disabled.btn-fav.s-favorited:active,html.dark .s-following .is-disabled.follow-btn:active{color:#fff;background-color:#1DA1F2;border:1px solid #1DA1F2}
+html.dark .btn-fav.s-favorited:hover,html.dark .s-following .follow-btn:hover{color:#fff;background-color:#A01744;border:#A01744}
+html.dark .btn-fav.s-favorited:active,html.dark .s-following .follow-btn:active,html.dark .is-selected.btn-fav.s-favorited,html.dark .s-following .is-selected.follow-btn{color:#fff;background-color:#A01744;border:#A01744}
 html.dark .btn-on-blue{color:#fff;background-color:#66757f}
 html.dark .btn-on-blue:hover{color:#fff;background-color:#66757f}
 html.dark .btn-on-blue:focus{color:#fff;background-color:#66757f;box-shadow:0 0 2px 3px #50a5e6}
 html.dark .btn-on-blue:active,html.dark .btn-on-blue.is-selected{color:#fff;background-color:#434c51}
 html.dark .btn-on-blue[disabled],html.dark .btn-on-blue[disabled]:hover,html.dark .btn-on-blue[disabled]:active,html.dark .btn-on-blue.is-disabled,html.dark .btn-on-blue.is-disabled:hover,html.dark .btn-on-blue.is-disabled:focus,html.dark .btn-on-blue.is-disabled:active{color:#fff;background-color:#66757f}
-html.dark .btn-neutral-negative{color:#d29b9a}
-html.dark .btn-neutral-negative:hover,html.dark .btn-neutral-negative:focus{color:#d29b9a}
-html.dark .btn-neutral-negative[disabled],html.dark .btn-neutral-negative[disabled]:hover,html.dark .btn-neutral-negative[disabled]:active,html.dark .btn-neutral-negative.is-disabled,html.dark .btn-neutral-negative.is-disabled:hover,html.dark .btn-neutral-negative.is-disabled:focus,html.dark .btn-neutral-negative.is-disabled:active{color:#d29b9a}
-html.dark .btn-neutral-positive{color:#8bd}
-html.dark .btn-neutral-positive:hover,html.dark .btn-neutral-positive:focus{color:#8bd}
-html.dark .btn-neutral-positive[disabled],html.dark .btn-neutral-positive[disabled]:hover,html.dark .btn-neutral-positive[disabled]:active,html.dark .btn-neutral-positive.is-disabled,html.dark .btn-neutral-positive.is-disabled:hover,html.dark .btn-neutral-positive.is-disabled:focus,html.dark .btn-neutral-positive.is-disabled:active{color:#8bd}
 html.dark .btn-options-tray{color:#e1e8ed}
 html.dark .btn-options-tray:hover,html.dark .btn-options-tray:focus{color:#8bd}
 html.dark .btn-options-tray[disabled],html.dark .btn-options-tray[disabled]:hover,html.dark .btn-options-tray[disabled]:active,html.dark .btn-options-tray.is-disabled,html.dark .btn-options-tray.is-disabled:hover,html.dark .btn-options-tray.is-disabled:focus,html.dark .btn-options-tray.is-disabled:active{color:#8bd}
 html.dark .btn-bg-positive{background-color:rgba(102,117,127,0.5)}
 html.dark .btn-bg-positive:hover,html.dark .btn-bg-positive:focus{background-color:rgba(102,117,127,0.5)}
 html.dark .btn-bg-positive[disabled],html.dark .btn-bg-positive[disabled]:hover,html.dark .btn-bg-positive[disabled]:active,html.dark .btn-bg-positive.is-disabled,html.dark .btn-bg-positive.is-disabled:hover,html.dark .btn-bg-positive.is-disabled:focus,html.dark .btn-bg-positive.is-disabled:active{background-color:rgba(102,117,127,0.5)}
-html.dark .btn-bg-negative{background-color:#5d5457}
-html.dark .btn-bg-negative:hover,html.dark .btn-bg-negative:focus{background-color:#5d5457}
-html.dark .btn-bg-negative[disabled],html.dark .btn-bg-negative[disabled]:hover,html.dark .btn-bg-negative[disabled]:active,html.dark .btn-bg-negative.is-disabled,html.dark .btn-bg-negative.is-disabled:hover,html.dark .btn-bg-negative.is-disabled:focus,html.dark .btn-bg-negative.is-disabled:active{background-color:#5d5457}
-html.dark .btn-bg-white{background-color:#fff;color:#55acee}
-html.dark .btn-bg-white:hover,html.dark .btn-bg-white:focus{background-color:#fff;color:#55acee}
 html.dark .follow-btn .icon,html.dark .follow-btn .Icon{color:#1DA1F2}
-html.dark .input-group-button{border:1px solid #e1e8ed}
 html.dark .account-profile-header{background-color:#1DA1F2}
 html.dark .account-settings-bt{border-top:1px solid #e1e8ed}
 html.dark .account-settings-bb{border-bottom:1px solid #e1e8ed}
@@ -440,12 +408,6 @@ html.dark .char-count:disabled{color:#777}
 html.dark .over-char-count:disabled{color:#be1931}
 html.dark .cmp-replyto{background-color:#eaeaea;border-top:1px solid #ddd}
 html.dark .s-link-added.s-photo-added p:last-child{border-top:1px solid #ddd}
-html.dark .accs li{background:#eaeaea;border:1px solid #e1e8ed}
-html.dark .accs li:hover{background:#e1e8ed}
-html.dark .accs .icon,html.dark .accs .Icon{color:#999}
-html.dark .accs .acc-selected{background-color:#55acee;border:1px solid #e1e8ed}
-html.dark .accs .acc-selected i{color:#fff}
-html.dark .accs .acc-selected:hover{border-color:#e1e8ed;background-color:#50a5e6}
 html.dark .inline-reply{background-color:#485865;color:#fff}
 html.dark .inline-reply .btn-neutral,html.dark .inline-reply .character-count{color:#fff}
 html.dark .reply-triangle{border-color:transparent transparent #485865}

Resources/Plugins/emoji-keyboard/.meta

@@ -9,7 +9,7 @@ Emoji keyboard
 chylex
 
 [version]
-1.4.3
+1.4.4
 
 [website]
 https://tweetduck.chylex.com

Resources/Plugins/emoji-keyboard/emoji-instructions.txt

@@ -59,7 +59,19 @@ Remove unsupported emoji:
 > remove copyright
 > remove registered trademark
 > remove trademark
-  0023 FE0F 20E3;keycap
+> remove keycap #
+  002A FE0F 20E3;keycap *
+> remove keycap 0
+> remove keycap 1
+> remove keycap 2
+> remove keycap 3
+> remove keycap 4
+> remove keycap 5
+> remove keycap 6
+> remove keycap 7
+> remove keycap 8
+> remove keycap 9
+  1F51F;keycap 10
   
   1F441;eye
 > remove eye in speech bubble

Resources/Plugins/emoji-keyboard/emoji-ordering.txt

@@ -1354,18 +1354,7 @@
 2755;white exclamation mark
 2757;exclamation mark
 3030;wavy dash
-0023 FE0F 20E3;keycap #
 002A FE0F 20E3;keycap *
-0030 FE0F 20E3;keycap 0
-0031 FE0F 20E3;keycap 1
-0032 FE0F 20E3;keycap 2
-0033 FE0F 20E3;keycap 3
-0034 FE0F 20E3;keycap 4
-0035 FE0F 20E3;keycap 5
-0036 FE0F 20E3;keycap 6
-0037 FE0F 20E3;keycap 7
-0038 FE0F 20E3;keycap 8
-0039 FE0F 20E3;keycap 9
 1F51F;keycap 10
 1F4AF;hundred points
 1F520;input latin uppercase

Resources/Plugins/reply-account/.meta

@@ -8,7 +8,7 @@ Custom reply account
 chylex
 
 [version]
-1.2.4
+1.3
 
 [website]
 https://tweetduck.chylex.com

Resources/Plugins/reply-account/browser.js

@@ -12,10 +12,16 @@ enabled(){
     
     if (configuration.useAdvancedSelector){
       if (configuration.customSelector){
-        if (configuration.customSelector.toString().startsWith("function (column){")){
+        let customSelectorDef = configuration.customSelector.toString();
+        
+        if (customSelectorDef.startsWith("function (column){")){
           $TD.alert("warning", "Plugin reply-account has invalid configuration: customSelector needs to be updated due to TweetDeck changes, please read the default configuration file for the updated guide");
           return;
         }
+        else if (customSelectorDef.startsWith("function (type,")){
+          $TD.alert("warning", "Plugin reply-account has invalid configuration: the type parameter is no longer present due to TweetDeck changes, please read the default configuration file for the updated guide");
+          return;
+        }
         
         var section = data.element.closest("section.js-column");
         
@@ -34,8 +40,8 @@ enabled(){
           columnAccount = "";
         }
         
-        try{
-          query = configuration.customSelector(column.getColumnType(), columnTitle, columnAccount, column, section.hasClass("column-temp"));
+        try{ // TODO isOfType is removed
+          query = configuration.customSelector(columnTitle, columnAccount, column, section.hasClass("column-temp"));
         }catch(e){
           $TD.alert("warning", "Plugin reply-account has invalid configuration: customSelector threw an error: "+e.message);
           return;

Resources/Plugins/reply-account/configuration.default.js

@@ -30,14 +30,19 @@
    *   https://tweetduck.chylex.com/guide/#dev-tools
    *
    *
-   * The 'type' parameter is TweetDeck column type. Here is the full list of column types, note that some are
-   * unused and have misleading names (for example, Home columns are 'col_timeline' instead of 'col_home'):
-   *   col_timeline, col_interactions, col_mentions, col_followers, col_search, col_list,
-   *   col_customtimeline, col_messages, col_usertweets, col_favorites, col_activity,
-   *   col_dataminr, col_home, col_me, col_inbox, col_scheduled, col_unknown
+   * In order to check the column type, use the 'column.isOfType' function. It is recommended to always put it
+   * last in an 'if' statement, because it is much more demanding than checking the title/account.
+   *
+   * Here is the full list of column types, note that some are unused and have misleading names.
+   * (for example, Home columns are 'col_timeline' instead of 'col_home')
+   *
+   *   col_activity, col_customtimeline, col_dataminr, col_favorites, col_followers,  col_home,
+   *   col_inbox,    col_interactions,   col_list,     col_livevideo, col_me,         col_mentions,
+   *   col_messages, col_scheduled,      col_search,   col_timeline,  col_usertweets, col_unknown
    *
    * If you want to see your current column types, run this in your browser console:
-   *   TD.controller.columnManager.getAllOrdered().map(obj => obj.getColumnType());
+   *
+   *   (c=>c.columnManager.getAllOrdered().map(o=>Object.keys(c.stats.columnNamespaces).find(t=>o.isOfType(t))).map(t=>t==""+void 0?"col_unknown":t))(TD.controller)
    *
    *
    * The 'title' parameter is the column title. Some are fixed (such as 'Home' or 'Notifications'),
@@ -61,16 +66,16 @@
   
   useAdvancedSelector: false,
   
-  customSelector: function(type, title, account, column, isTemporary){
+  customSelector: function(title, account, column, isTemporary){
     console.info(arguments); // Prints all arguments into the console
     
-    if (type === "col_search" && title === "TweetDuck"){
+    if (title === "TweetDuck" && column.isOfType("col_search")){
       // This is a search column that looks for 'TweetDuck' in the tweets,
       // search columns are normally linked to the preferred account
       // so this forces the @TryTweetDuck account to be used instead
       return "@TryTweetDuck";
     }
-    else if (type === "col_timeline" && account === "@chylexcz"){
+    else if (account === "@chylexcz" && column.isOfType("col_timeline")){
       // This is a Home column of my test account @chylexcz,
       // but I want to reply to tweets from my official account
       return "@chylexmc";

Resources/PostBuild.ps1

@@ -1,32 +1,77 @@
-Param([Parameter(Mandatory = $True, Position = 1)][string] $dir)
+Param(
+  [Parameter(Mandatory = $True, Position = 1)][string] $targetDir,
+  [Parameter(Mandatory = $True, Position = 2)][string] $projectDir,
+  [Parameter(Position = 3)][string] $version = ""
+)
+
 $ErrorActionPreference = "Stop"
 
-Set-Location $dir
-
-function Check-Carriage-Return{
-  Param([Parameter(Mandatory = $True, Position = 1)] $fname)
+try{
+  Write-Host "------------------------------"
   
-  $file = @(Get-ChildItem -Include $fname -Recurse)[0]
-  
-  if ((Get-Content -Path $file.FullName -Raw).Contains("`r")){
-    Throw "$fname cannot contain carriage return"
+  if ($version.Equals("")){
+    $version = (Get-Item (Join-Path $targetDir "TweetDuck.exe")).VersionInfo.FileVersion
   }
   
-  Write-Host "Verified" $file.FullName.Substring($dir.Length)
-}
-
-function Rewrite-File{
-  [CmdletBinding()]
-  Param([Parameter(Mandatory = $True, ValueFromPipeline = $True)][array] $lines, [Parameter(Mandatory = $True, Position = 1)] $file)
+  Write-Host "TweetDuck version" $version
+  
+  Write-Host "------------------------------"
+  
+  # Cleanup
+  
+  if (Test-Path (Join-Path $targetDir "locales")){
+    Remove-Item -Path (Join-Path $targetDir "locales\*.pak") -Exclude "en-US.pak"
+  }
+  
+  # Copy resources
+  
+  Copy-Item (Join-Path $projectDir "bld\Resources\CEFSHARP-LICENSE.txt") -Destination $targetDir -Force
+  Copy-Item (Join-Path $projectDir "LICENSE.md") -Destination (Join-Path $targetDir "LICENSE.txt") -Force      
+  
+  New-Item -ItemType directory -Path $targetDir -Name "scripts" | Out-Null
+  New-Item -ItemType directory -Path $targetDir -Name "plugins" | Out-Null
+  New-Item -ItemType directory -Path $targetDir -Name "plugins\official" | Out-Null
+  New-Item -ItemType directory -Path $targetDir -Name "plugins\user" | Out-Null
+  
+  Copy-Item (Join-Path $projectDir "Resources\Scripts\*") -Destination (Join-Path $targetDir "scripts") -Recurse
+  Copy-Item (Join-Path $projectDir "Resources\Plugins\*") -Exclude ".debug", "emoji-instructions.txt" -Destination (Join-Path $targetDir "plugins\official") -Recurse
+  
+  # Post processing
+  
+  function Check-Carriage-Return{
+    Param(
+      [Parameter(Mandatory = $True, Position = 1)] $fname
+    )
+    
+    $file = @(Get-ChildItem -Path $targetDir -Include $fname -Recurse)[0]
+    
+    if ((Get-Content -Path $file.FullName -Raw).Contains("`r")){
+      Throw "$fname cannot contain carriage return"
+    }
+    
+    Write-Host "Verified" $file.FullName.Substring($targetDir.Length)
+  }
+  
+  function Rewrite-File{
+    [CmdletBinding()]
+    Param(
+      [Parameter(Mandatory = $True, ValueFromPipeline = $True)][array] $lines,
+      [Parameter(Mandatory = $True, Position = 1)] $file
+    )
+    
+    $relativePath = $file.FullName.Substring($targetDir.Length)
+    
+    if ($relativePath.StartsWith("scripts\")){
+      $lines = (,("#" + $version) + $lines)
+    }
+    
+    $lines | Where { $_ -ne '' } | Set-Content -Path $file.FullName
+    Write-Host "Processed" $relativePath
+  }
   
-  $lines | Where { $_ -ne '' } | Set-Content -Path $file.FullName
-  Write-Host "Processed" $file.FullName.Substring($dir.Length)
-}
-
-try{
   Check-Carriage-Return("emoji-ordering.txt")
 
-  ForEach($file in Get-ChildItem -Filter *.js -Exclude configuration.default.js -Recurse){
+  ForEach($file in Get-ChildItem -Path $targetDir -Filter "*.js" -Exclude "configuration.default.js" -Recurse){
     $lines = Get-Content -Path $file.FullName
     $lines = $lines | % { $_.TrimStart() }
     $lines = $lines -Replace '^(.*?)((?<=^|[;{}()])\s?//(?:\s.*|$))?$', '$1'
@@ -34,7 +79,7 @@ try{
     ,$lines | Rewrite-File $file
   }
 
-  ForEach($file in Get-ChildItem -Filter *.css -Recurse){
+  ForEach($file in Get-ChildItem -Path $targetDir -Filter "*.css" -Recurse){
     $lines = Get-Content -Path $file.FullName
     $lines = $lines -Replace '\s*/\*.*?\*/', ''
     $lines = $lines -Replace '^\s+(.+):\s?(.+?)(?:\s?(!important))?;$', '$1:$2$3;'
@@ -42,10 +87,12 @@ try{
     @(($lines | Where { $_ -ne '' }) -Join ' ') | Rewrite-File $file
   }
 
-  ForEach($file in Get-ChildItem -Filter *.html -Recurse){
+  ForEach($file in Get-ChildItem -Path $targetDir -Filter "*.html" -Recurse){
     $lines = Get-Content -Path $file.FullName
     ,($lines | % { $_.TrimStart() }) | Rewrite-File $file
   }
+  
+  Write-Host "------------------------------"
 }catch{
   Write-Host "Encountered an error while running PostBuild.ps1 on line" $_.InvocationInfo.ScriptLineNumber
   Write-Host $_

Resources/ScriptLoader.cs

@@ -2,36 +2,155 @@
 using System;
 using System.IO;
 using System.Text;
+using System.Windows.Forms;
+using TweetDuck.Core.Controls;
 using TweetDuck.Core.Other;
+#if DEBUG
+using System.Diagnostics;
+using System.Reflection;
+using TweetDuck.Core;
+using TweetDuck.Plugins;
+#endif
 
 namespace TweetDuck.Resources{
     static class ScriptLoader{
-        private const string UrlPrefix = "td:";
-
-        public static string LoadResource(string name, bool silent = false){
+        public static string LoadResource(string name, bool silent = false, Control sync = null){
             try{
-                return File.ReadAllText(Path.Combine(Program.ScriptPath, name), Encoding.UTF8);
-            }catch(Exception ex){
-                if (!silent){
-                    FormMessage.Error("TweetDuck Has Failed :(", "Unfortunately, TweetDuck could not load the "+name+" file. The program will continue running with limited functionality.\n\n"+ex.Message, FormMessage.OK);
+                string path = Program.ScriptPath;
+
+                #if DEBUG
+                if (Directory.Exists(HotSwapTargetDir)){
+                    path = Path.Combine(HotSwapTargetDir, "scripts");
+                    Debug.WriteLine("Hot swap active, redirecting "+name);
+                }
+                #endif
+
+                string contents = File.ReadAllText(Path.Combine(path, name), Encoding.UTF8);
+                int separator;
+
+                // first line can be either:
+                // #<version>\r\n
+                // #<version>\n
+
+                if (contents[0] != '#'){
+                    ShowLoadError(silent, sync, $"File {name} appears to be corrupted, please try reinstalling the app.");
+                    separator = 0;
+                }
+                else{
+                    separator = contents.IndexOf('\n');
+                    string fileVersion = contents.Substring(1, separator-1).TrimEnd();
+
+                    if (fileVersion != Program.VersionTag){
+                        ShowLoadError(silent, sync, $"File {name} is made for a different version of TweetDuck ({fileVersion}) and may not function correctly in this version, please try reinstalling the app.");
+                    }
                 }
 
+                return contents.Substring(separator).TrimStart();
+            }catch(Exception ex){
+                ShowLoadError(silent, sync, $"Could not load {name}. The program will continue running with limited functionality.\n\n{ex.Message}");
                 return null;
             }
         }
 
-        public static void ExecuteFile(IFrame frame, string file){
-            ExecuteScript(frame, LoadResource(file), GetRootIdentifier(file));
+        public static bool ExecuteFile(IFrame frame, string file, Control sync = null){
+            string script = LoadResource(file, sync == null, sync);
+            ExecuteScript(frame, script, GetRootIdentifier(file));
+            return script != null;
         }
 
         public static void ExecuteScript(IFrame frame, string script, string identifier){
             if (script != null){
-                frame.ExecuteJavaScriptAsync(script, UrlPrefix+identifier, 1);
+                frame.ExecuteJavaScriptAsync(script, "td:"+identifier, 1);
             }
         }
 
         public static string GetRootIdentifier(string file){
             return "root:"+Path.GetFileNameWithoutExtension(file);
         }
+
+        private static void ShowLoadError(bool silent, Control sync, string message){
+            if (silent){
+                return;
+            }
+
+            if (sync == null){
+                FormMessage.Error("Resource Error", message, FormMessage.OK);
+            }
+            else{
+                sync.InvokeSafe(() => FormMessage.Error("Resource Error", message, FormMessage.OK));
+            }
+        }
+        
+        #if DEBUG
+        private static readonly string HotSwapProjectRoot = FixPathSlash(Path.GetFullPath(Path.Combine(Program.ProgramPath, "../../../")));
+        private static readonly string HotSwapTargetDir = FixPathSlash(Path.Combine(HotSwapProjectRoot, "bin", "tmp"));
+        private static readonly string HotSwapRebuildScript = Path.Combine(HotSwapProjectRoot, "Resources", "PostBuild.ps1");
+
+        static ScriptLoader(){
+            if (File.Exists(HotSwapRebuildScript)){
+                Debug.WriteLine("Activating resource hot swap");
+
+                ResetHotSwap();
+                Application.ApplicationExit += (sender, args) => ResetHotSwap();
+            }
+        }
+
+        public static void HotSwap(){
+            if (!File.Exists(HotSwapRebuildScript)){
+                Debug.WriteLine("Failed resource hot swap, missing rebuild script: "+HotSwapRebuildScript);
+                return;
+            }
+            
+            ResetHotSwap();
+            Directory.CreateDirectory(HotSwapTargetDir);
+
+            using(Process process = Process.Start(new ProcessStartInfo{
+                FileName = "powershell",
+                Arguments = $"-ExecutionPolicy Unrestricted -File \"{HotSwapRebuildScript}\" \"{HotSwapTargetDir}\\\" \"{HotSwapProjectRoot}\\\" \"{Program.VersionTag}\"",
+                WindowStyle = ProcessWindowStyle.Hidden
+            })){
+                // ReSharper disable once PossibleNullReferenceException
+                if (!process.WaitForExit(8000)){
+                    Debug.WriteLine("Failed resource hot swap, script did not finish in time");
+                    return;
+                }
+                else if (process.ExitCode != 0){
+                    Debug.WriteLine("Failed resource hot swap, script exited with code "+process.ExitCode);
+                    return;
+                }
+            }
+
+            // Force update plugin manager setup scripts
+
+            string newPluginRoot = Path.Combine(HotSwapTargetDir, "plugins");
+            
+            const BindingFlags flagsInstance = BindingFlags.Instance | BindingFlags.NonPublic;
+            const BindingFlags flagsStatic = BindingFlags.Static | BindingFlags.NonPublic;
+
+            Type typePluginManager = typeof(PluginManager);
+            Type typeFormBrowser = typeof(FormBrowser);
+
+            // ReSharper disable PossibleNullReferenceException
+            object pluginSetupScripts = typePluginManager.GetMethod("LoadSetupScripts", flagsStatic).Invoke(null, new object[0]);
+            typePluginManager.GetField("PluginSetupScripts", flagsStatic).SetValue(null, pluginSetupScripts);
+            
+            object instPluginManager = typeFormBrowser.GetField("plugins", flagsInstance).GetValue(FormManager.TryFind<FormBrowser>());
+            typePluginManager.GetField("rootPath", flagsInstance).SetValue(instPluginManager, newPluginRoot);
+
+            Debug.WriteLine("Reloading hot swapped plugins...");
+            ((PluginManager)instPluginManager).Reload();
+            // ReSharper restore PossibleNullReferenceException
+        }
+
+        private static void ResetHotSwap(){
+            try{
+                Directory.Delete(HotSwapTargetDir, true);
+            }catch(DirectoryNotFoundException){}
+        }
+
+        private static string FixPathSlash(string path){
+            return path.TrimEnd(Path.DirectorySeparatorChar, Path.AltDirectorySeparatorChar)+'\\';
+        }
+        #endif
     }
 }

Resources/Scripts/code.js

@@ -25,26 +25,23 @@
   const app = $(document.body).children(".js-app");
   
   //
-  // Constant: Column types mapped to their titles.
+  // Constant: Column icon classes mapped to their titles.
   //
-  const columnTypes = {
-    "col_home": "Home",
-    "col_timeline" : "Home",
-    "col_mentions": "Mentions",
-    "col_me": "Mentions",
-    "col_inbox": "Messages",
-    "col_messages": "Messages",
-    "col_interactions": "Notifications",
-    "col_followers": "Followers",
-    "col_activity": "Activity",
-    "col_favorites": "Likes",
-    "col_usertweets": "User",
-    "col_search": "Search",
-    "col_list": "List",
-    "col_customtimeline": "Timeline",
-    "col_dataminr": "Dataminr",
-    "col_livevideo": "Live video",
-    "col_scheduled": "Scheduled"
+  const columnTitles = {
+    "icon-home": "Home",
+    "icon-mention": "Mentions",
+    "icon-message": "Messages",
+    "icon-notifications": "Notifications",
+    "icon-follow": "Followers",
+    "icon-activity": "Activity",
+    "icon-favorite": "Likes",
+    "icon-user": "User",
+    "icon-search": "Search",
+    "icon-list": "List",
+    "icon-custom-timeline": "Timeline",
+    "icon-dataminr": "Dataminr",
+    "icon-play-video": "Live video",
+    "icon-schedule": "Scheduled"
   };
   
   //
@@ -98,6 +95,23 @@
     return value;
   };
   
+  //
+  // Function: Attempts to retrieve the column icon class. Returns undefined on failure.
+  //
+  const getColumnIconClass = function(column){
+    if (ensurePropertyExists(column, "ui", "_$chirpContainer")){
+      return column.ui._$chirpContainer.closest(".js-column").attr("data-td-icon");
+    }
+  };
+  
+  //
+  // Function: Retrieves column name and caches it.
+  //
+  const getColumnName = function(column){
+    let cached = column._tduck_icon || (column._tduck_icon = getColumnIconClass(column));
+    return columnTitles[cached] || "";
+  };
+  
   //
   // Function: Event callback for a new tweet.
   //
@@ -220,7 +234,7 @@
         let tweetUrl = source ? source.getChirpURL() : "";
         let quoteUrl = source && source.quotedTweet ? source.quotedTweet.getChirpURL() : "";
 
-        $TD.onTweetPopup(column.model.privateState.apiid, chirpId, columnTypes[column.getColumnType()] || "", html.html(), duration, tweetUrl, quoteUrl);
+        $TD.onTweetPopup(column.model.privateState.apiid, chirpId, getColumnName(column), html.html(), duration, tweetUrl, quoteUrl);
       }
 
       if (column.model.getHasSound()){
@@ -280,10 +294,12 @@
   // Block: Hook into settings object to detect when the settings change, and update html attributes and notification layout.
   //
   (function(){
-    const refreshSettings = function(){      
+    const refreshSettings = function(){
       let fontSizeName = TD.settings.getFontSize();
       let themeName = TD.settings.getTheme();
       
+      let columnBackground = getClassStyleProperty("column", "background-color");
+      
       let tags = [
         "<html "+Array.prototype.map.call(document.documentElement.attributes, ele => `${ele.name}="${ele.value}"`).join(" ")+"><head>"
       ];
@@ -292,23 +308,7 @@
         tags.push($(this)[0].outerHTML);
       });
       
-      tags.push("<style type='text/css'>");
-      tags.push("body { background: "+getClassStyleProperty("column", "background-color")+" !important }"); // set background color
-      tags.push("body::before { content: none !important }"); // remove background gradient
-      tags.push(".column { background: transparent !important }"); // remove background color from columns
-      tags.push("a[data-full-url] { word-break: break-all !important }"); // break long urls
-      tags.push(".media-item, .media-preview { border-radius: 1px !important }"); // square-ify media
-      tags.push(".quoted-tweet { border-radius: 0 !important }"); // square-ify quoted tweets
-      tags.push(".activity-header.has-source-avatar { margin-bottom: 4px !important }"); // tweak distance between avatar and text
-      tags.push(".activity-header .tweet-timestamp { line-height: unset !important }"); // fix timestamp position
-      tags.push(".activity-header .icon-user-filled { vertical-align: sub !important; }"); // fix follow icon position
-      tags.push("#tduck-show-thread { display: inline-block !important; cursor: pointer }");
-      
-      if (fontSizeName === "smallest"){
-        tags.push(".badge-verified:before { width: 13px !important; height: 13px !important; background-position: -223px -98px !important }"); // fix cut off badge icon
-      }
-      
-      tags.push("</style>");
+      tags.push("<style type='text/css'>body { background: "+columnBackground+" !important }</style>");
       
       doc.setAttribute("data-td-font", fontSizeName);
       doc.setAttribute("data-td-theme", themeName);
@@ -656,85 +656,52 @@
   // Block: Screenshot tweet to clipboard.
   //
   (function(){
-    var selectedTweet;
-    
-    const setImportantProperty = function(obj, property, value){
-      if (obj.length === 1){
-        obj[0].style.setProperty(property, value, "important");
-      }
-    };
-    
-    app.delegate("article.js-stream-item", "contextmenu", function(){
-      selectedTweet = $(this);
-    });
-    
     window.TDGF_triggerScreenshot = function(){
-      if (selectedTweet){
-        let tweetWidth = Math.floor(selectedTweet.width());
-        let parent = selectedTweet.parent();
+      return if !highlightedTweetObj || !highlightedColumnObj;
+      
+      let chirp = highlightedColumnObj.findChirp(highlightedTweetEle.attr("data-key")) || highlightedTweetObj;
+      
+      let columnWidth = highlightedColumnEle.width();
+      
+      let html = $(chirp.render({
+        withFooter: false,
+        withTweetActions: false,
+        isInConvo: false,
+        isFavorite: false,
+        isRetweeted: false, // keeps retweet mark above tweet
+        isPossiblySensitive: false,
+        mediaPreviewSize: highlightedColumnObj.getMediaPreviewSize()
+      }));
+      
+      html.find("footer").last().remove(); // apparently withTweetActions breaks for certain tweets, nice
+      html.find(".td-screenshot-remove").remove();
+      
+      html.find("p.link-complex-target").filter(function(){
+        return $(this).text() === "Show this thread";
+      }).first().remove();
+      
+      html.addClass($(document.documentElement).attr("class"));
+      html.addClass($(document.body).attr("class"));
+      
+      html.css("background-color", getClassStyleProperty("column", "background-color"));
+      html.css("border", "none");
+      
+      for(let selector of [ ".js-quote-detail", ".js-media-preview-container", ".js-media" ]){
+        let ele = html.find(selector);
         
-        let isDetail = parent.hasClass("js-tweet-detail");
-        let isReply = !isDetail && (parent.hasClass("js-replies-to") || parent.hasClass("js-replies-before"));
-        
-        selectedTweet = selectedTweet.clone();
-        
-        let container = selectedTweet.children().first();
-        container.addClass($(document.documentElement).attr("class"));
-        container.addClass($(document.body).attr("class"));
-        container.css("padding-bottom", "0");
-        
-        setImportantProperty(selectedTweet.find(".js-tweet-text"), "margin-bottom", "8px");
-        setImportantProperty(selectedTweet.find(".js-quote-detail"), "margin-bottom", "10px");
-        setImportantProperty(selectedTweet.find(".js-poll-link").next(), "margin-bottom", "8px");
-        
-        if (isDetail){
-          if (selectedTweet.find("[class*='media-grid-']").length > 0){
-            setImportantProperty(selectedTweet.find(".js-tweet-media"), "margin-bottom", "10px");
-          }
-          else{
-            setImportantProperty(selectedTweet.find(".js-tweet-media"), "margin-bottom", "6px");
-          }
-          
-          setImportantProperty(selectedTweet.find(".js-media-preview-container"), "margin-bottom", "4px");
-          selectedTweet.find(".js-translate-call-to-action").first().remove();
-          selectedTweet.find(".js-tweet").first().nextAll().remove();
-          selectedTweet.find("footer").last().prevUntil(":not(.txt-mute)").addBack().remove(); // footer, date, location
+        if (ele.length){
+          ele[0].style.setProperty("margin-bottom", "2px", "important");
+          break;
         }
-        else{
-          setImportantProperty(selectedTweet.find(".js-media-preview-container").filter(function(){
-            return $(this).closest(".js-quote-detail").length === 0;
-          }), "margin-bottom", "10px");
-          
-          selectedTweet.find("footer").last().remove();
-        }
-        
-        if (isReply){
-          selectedTweet.find(".is-conversation").removeClass("is-conversation");
-          selectedTweet.find(".thread").remove();
-        }
-        
-        selectedTweet.find("p.link-complex-target").filter(function(){
-          return $(this).text() === "Show this thread";
-        }).first().remove();
-        
-        selectedTweet.find(".js-poll-link").remove();
-        selectedTweet.find(".td-screenshot-remove").remove();
-        
-        let testTweet = selectedTweet.clone().css({
-          position: "absolute",
-          left: "-999px",
-          width: tweetWidth+"px"
-        }).appendTo(document.body);
-        
-        let testTweetAvatar = testTweet.find(".tweet-avatar").first();
-        let avatarBottom = testTweetAvatar.offset().top+testTweetAvatar.height();
-        
-        let realHeight = Math.floor(Math.max(testTweet.height(), avatarBottom+10));
-        testTweet.remove();
-        
-        selectedTweet.find(".js-stream-item-content").first().css("height", "100vh");
-        $TD.screenshotTweet(selectedTweet.html(), tweetWidth, realHeight);
       }
+      
+      let type = chirp.getChirpType();
+      
+      if ((type.startsWith("favorite") || type.startsWith("retweet")) && chirp.isAboutYou()){
+        html.addClass("td-notification-padded");
+      }
+      
+      $TD.screenshotTweet(html[0].outerHTML, columnWidth);
     };
   })();
   
@@ -1191,11 +1158,35 @@
         }
       }
       
-      $(".js-app-search-input").val("");
-      $(".js-perform-search").blur();
+      if (!("tweetduck" in data)){
+        $(".js-app-search-input").val("");
+        $(".js-perform-search").blur();
+      }
     }
   });
   
+  //
+  // Block: Setup global function to add a search column with the specified query.
+  //
+  onAppReady.push(function(){
+    let context = $._data(document, "events")["uiSearchInputSubmit"][0].handler.context;
+    
+    window.TDGF_performSearch = function(query){
+      context.performSearch({ query, tweetduck: true });
+    };
+  });
+  
+  //
+  // Block: Reorder search results to move accounts above hashtags.
+  //
+  onAppReady.push(function(){
+    let container = $(".js-search-in-popover");
+    let hashtags = $(".js-typeahead-topic-list", container);
+    
+    $(".js-typeahead-user-list", container).insertBefore(hashtags);
+    hashtags.addClass("list-divider");
+  });
+  
   //
   // Block: Make submitting search queries while holding Ctrl or middle-clicking the search icon open the search externally.
   //
@@ -1333,6 +1324,11 @@
     };
   }
   
+  //
+  // Block: Fix columns missing any identifiable attributes to allow individual styles.
+  //
+  TD.mustaches["column.mustache"] = TD.mustaches["column.mustache"].replace("{{columnclass}}\"", "{{columnclass}}\" data-td-icon=\"{{columniconclass}}\"");
+  
   //
   // Block: Remove column mouse wheel handler, which allows smooth scrolling inside columns, and horizontally scrolling column container when holding Shift.
   //
@@ -1392,6 +1388,8 @@
       window.gc && window.gc();
       window.location.reload();
     });
+    
+    window.TDGF_reload = function(){}; // redefine to prevent reloading multiple times
   };
   
   if (window.TD_SESSION && window.TD_SESSION.gc){

Resources/Scripts/introduction.js

@@ -98,7 +98,7 @@
       </footer>
     </div>
   </div>
-</div>`).appendTo(".js-app");
+</div>`).appendTo(".js-app"); /* TODO btn-positive is removed, check all files again */
     
     let tdUser = null;
     let loadTweetDuckUser = (onSuccess, onError) => {

Resources/Scripts/screenshot.js

@@ -0,0 +1,15 @@
+(function($TD){
+  let ele = document.getElementsByTagName("article")[0];
+  ele.style.width = "{width}px";
+  
+  ele.style.position = "absolute";
+  let contentHeight = ele.offsetHeight;
+  ele.style.position = "static";
+  
+  let avatar = ele.querySelector(".tweet-avatar");
+  let avatarBottom = avatar ? avatar.getBoundingClientRect().bottom : 0;
+  
+  $TD.setHeight(Math.floor(Math.max(contentHeight, avatarBottom+9))).then(() => {
+    setTimeout($TD.triggerScreenshot, document.getElementsByTagName("iframe").length ? 267 : 67);
+  });
+})($TD_NotificationScreenshot);

Resources/Scripts/styles/browser.css

@@ -50,7 +50,7 @@ button, .btn, .mdl, .mdl-content, .popover, .lst-modal, .tooltip-inner {
   border-radius: 0 !important;
 }
 
-.dropdown-menu, .list-item-last, .quoted-tweet, .input-group-button, input, textarea, select, .prf-header, .accs li, .accs img {
+.dropdown-menu, .list-item-last, .quoted-tweet, input, textarea, select, .prf-header {
   border-radius: 0 !important;
 }
 
@@ -195,6 +195,11 @@ a[data-full-url] {
   color: #9f51cf !important;
 }
 
+.js-typeahead-user-list.is-hidden + .js-typeahead-topic-list {
+  /* hide custom search result divider when not needed */
+  border-top: none !important;
+}
+
 /***************************************/
 /* Replace 'Stay open' with a pin icon */
 /***************************************/
@@ -256,11 +261,6 @@ html[data-td-font='smallest'] .tweet-detail-wrapper .badge-verified:before {
   background-position: -223px -97px !important;
 }
 
-.accs-header {
-  /* fix retweet account selector heading */
-  padding-left: 0 !important;
-}
-
 .keyboard-shortcut-list {
   /* fix keyboard navigation alignment */
   vertical-align: top !important;
@@ -271,12 +271,6 @@ html[data-td-font='smallest'] .tweet-detail-wrapper .badge-verified:before {
   cursor: pointer;
 }
 
-.inline-reply .btn-square, .rpl-actions .btn-square {
-  /* remove effects from buttons under reply input... this keeps happening for some stupid reason */
-  background: transparent !important;
-  box-shadow: none !important;
-}
-
 .js-add-to-customtimeline-input {
   /* the custom timeline input shadow is behaving super weird when focused */
   box-shadow: none !important;
@@ -356,18 +350,18 @@ html[data-td-font='smallest'] .tweet-detail-wrapper .badge-verified:before {
 /* Fix cut off usernames in Messages column */
 /********************************************/
 
-.column-type-message.is-shifted-1 .column-title-container {
+[data-td-icon="icon-message"].is-shifted-1 .column-title-container {
   height: 100%;
   border-bottom-color: transparent;
 }
 
-#tduck .column-type-message.is-shifted-1 .column-title-items {
+#tduck [data-td-icon="icon-message"].is-shifted-1 .column-title-items {
   height: 100%;
   margin-left: 4px !important;
   padding-top: 1px;
 }
 
-.column-type-message.is-shifted-1 .username {
+[data-td-icon="icon-message"].is-shifted-1 .username {
   vertical-align: bottom;
 }
 

Resources/Scripts/styles/notification.css

@@ -2,10 +2,22 @@
 /* General */
 /***********/
 
-body {
+body.td-notification {
   overflow-y: auto !important;
 }
 
+body::before {
+  content: none !important;
+}
+
+.column {
+  background: transparent !important;
+}
+
+/***********************/
+/* Redesign scrollbars */
+/***********************/
+
 .scroll-styled-v::-webkit-scrollbar {
   width: 7px !important;
 }
@@ -18,9 +30,41 @@ body {
   border-left: 0 !important;
 }
 
-/*************/
-/* Usernames */
-/*************/
+/********************/
+/* Square-ify stuff */
+/********************/
+
+.media-item, .media-preview {
+  border-radius: 1px !important;
+}
+
+.quoted-tweet {
+  border-radius: 0 !important;
+}
+
+/***********************/
+/* Tweaks for features */
+/***********************/
+
+a[data-full-url] {
+  word-break: break-all !important;
+}
+
+#tduck-show-thread {
+  display: inline-block !important;
+  cursor: pointer;
+}
+
+/*******************************************/
+/* Fix general visual issues or annoyances */
+/*******************************************/
+
+html[data-td-font='smallest'] .badge-verified:before {
+  /* fix cut off badge icon */
+  width: 13px !important;
+  height: 13px !important;
+  background-position: -223px -98px !important;
+}
 
 .account-inline .username {
   vertical-align: 10% !important;
@@ -30,10 +74,22 @@ body {
   vertical-align: -10% !important;
 }
 
-/************************************/
-/* Favorite & retweet notifications */
-/************************************/
+/****************************************/
+/* Tweak notification layout and design */
+/****************************************/
 
+.activity-header.has-source-avatar {
+  margin-bottom: 4px !important;
+}
+
+.activity-header .tweet-timestamp {
+  line-height: unset !important;
+}
+
+.activity-header .icon-user-filled {
+  vertical-align: sub !important;
+}
+      
 .td-notification-padded .item-img {
   position: absolute;
   left: 21px;
@@ -55,13 +111,13 @@ body {
 /* Media */
 /*********/
 
-.media-size-medium {
+.td-notification .media-size-medium {
   max-height: 240px;
   height: calc(100vh - 20px) !important;
   border-radius: 1px !important;
 }
 
-.js-quote-detail .media-size-medium {
+.td-notification .js-quote-detail .media-size-medium {
   height: calc(100vh - 28px) !important;
 }
 

Resources/Scripts/update.js

@@ -1,33 +1,9 @@
 (function($, $TDU){
-  //
-  // Variable: Current timeout ID for update checking.
-  //
-  var updateCheckTimeoutID;
-  
-  //
-  // Constant: Update exe file name.
-  //
-  const updateFileName = "TweetDuck.Update.exe";
-  
-  //
-  // Constant: Url that returns JSON data about latest version.
-  //
-  const updateCheckUrlLatest = "https://api.github.com/repos/chylex/TweetDuck/releases/latest";
-  
-  //
-  // Constant: Url that returns JSON data about all versions, including prereleases.
-  //
-  const updateCheckUrlAll = "https://api.github.com/repos/chylex/TweetDuck/releases";
-  
-  //
-  // Constant: Fallback url in case the update installer file is missing.
-  //
-  const updateDownloadFallback = "https://tweetduck.chylex.com";
-  
   //
   // Function: Creates the update notification element. Removes the old one if already exists.
   //
-  var displayNotification = function(version, download, changelog){
+  var displayNotification = function(version, changelog){
+    
     // styles
     var css = $("#tweetduck-update-css");
     
@@ -167,7 +143,7 @@
 <div id='tweetduck-changelog'>
   <div id='tweetduck-changelog-box'>
     <h2>TweetDuck Update ${version}</h2>
-    ${changelog}
+    ${markdown(atob(changelog))}
   </div>
 </div>
 `).appendTo(document.body).css("display", "none");
@@ -219,17 +195,11 @@
 
     buttonDiv.children(".tdu-btn-download").click(function(){
       hide();
-      
-      if (download){
-        $TDU.onUpdateAccepted();
-      }
-      else{
-        $TDU.openBrowser(updateDownloadFallback);
-      }
+      $TDU.onUpdateAccepted();
     });
     
     buttonDiv.children(".tdu-btn-later").click(function(){
-      clearTimeout(updateCheckTimeoutID);
+      $TDU.onUpdateDelayed();
       slide();
     });
 
@@ -245,15 +215,6 @@
     return ele;
   };
   
-  //
-  // Function: Returns milliseconds until the start of the next hour, with an extra offset in seconds that can skip an hour if the clock would roll over too soon.
-  //
-  var getTimeUntilNextHour = function(extra){
-    var now = new Date();
-    var offset = new Date(+now+extra*1000);
-    return new Date(offset.getFullYear(), offset.getMonth(), offset.getDate(), offset.getHours()+1, 0, 0)-now;
-  };
-  
   //
   // Function: Ghetto-converts markdown to HTML.
   //
@@ -273,33 +234,6 @@
              .replace(/\n\r?\n\r?/g, "<br>");
   };
   
-  //
-  // Function: Runs an update check and updates all DOM elements appropriately.
-  //
-  var runUpdateCheck = function(eventID, versionTag, dismissedVersionTag, allowPre){
-    clearTimeout(updateCheckTimeoutID);
-    updateCheckTimeoutID = setTimeout($TDU.triggerUpdateCheck, getTimeUntilNextHour(60*30)); // 30 minute offset
-    
-    $.getJSON(allowPre ? updateCheckUrlAll : updateCheckUrlLatest, function(response){
-      var release = allowPre ? response[0] : response;
-      
-      var tagName = release.tag_name;
-      var hasUpdate = tagName !== versionTag && tagName !== dismissedVersionTag && release.assets.length > 0;
-      
-      if (hasUpdate){
-        var obj = release.assets.find(asset => asset.name === updateFileName) || { browser_download_url: "" };
-        displayNotification(tagName, obj.browser_download_url, markdown(release.body));
-        
-        if (eventID){ // ignore undefined and 0
-          $TDU.onUpdateCheckFinished(eventID, tagName, obj.browser_download_url);
-        }
-      }
-      else if (eventID){ // ignore undefined and 0
-        $TDU.onUpdateCheckFinished(eventID, null, null);
-      }
-    });
-  };
-  
   //
   // Block: Check updates on startup.
   //
@@ -310,5 +244,5 @@
   //
   // Block: Setup global functions.
   //
-  window.TDUF_runUpdateCheck = runUpdateCheck;
+  window.TDUF_displayNotification = displayNotification;
 })($, $TDU);

Resources/Utilities/CompareStylesheets.cs

@@ -0,0 +1,26 @@
+using System.Text.RegularExpressions;
+
+HashSet<string> ReadSelectors(string file){
+    return new HashSet<string>(
+        File.ReadAllLines(file)
+            .Where(line => line.Contains('{'))
+            .Select(line => line.Substring(0, line.IndexOf('{')).Trim())
+            .SelectMany(lines => lines.Split(new char[]{ ',', ' ' }, StringSplitOptions.RemoveEmptyEntries))
+    );
+}
+
+HashSet<string> ExtractClasses(HashSet<string> selectors){
+    return new HashSet<string>(
+        selectors.SelectMany(selector => Regex.Matches(selector, @"\.[a-zA-Z0-9_-]+").Cast<Match>().Select(match => match.Value))
+    );
+}
+
+void PrintAll(IEnumerable<string> data){
+    foreach(string line in data){
+        Print(line);
+    }
+}
+
+void PrintMissing(HashSet<string> all, HashSet<string> subset){
+    PrintAll(subset.Where(ele => !all.Contains(ele)));
+}

TweetDuck.csproj

@@ -62,12 +62,14 @@
     <DefineConstants>
     </DefineConstants>
     <Prefer32Bit>false</Prefer32Bit>
+    <LangVersion>7</LangVersion>
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="System" />
     <Reference Include="System.Core" />
     <Reference Include="System.Drawing" />
     <Reference Include="System.Management" />
+    <Reference Include="System.Web.Extensions" />
     <Reference Include="System.Windows.Forms" />
   </ItemGroup>
   <ItemGroup>
@@ -107,7 +109,7 @@
     <Compile Include="Core\Handling\RequestHandlerBase.cs" />
     <Compile Include="Core\Handling\RequestHandlerBrowser.cs" />
     <Compile Include="Core\Handling\ResourceHandlerNotification.cs" />
-    <Compile Include="Core\ITweetDeckBrowser.cs" />
+    <Compile Include="Core\Other\Interfaces\ITweetDeckBrowser.cs" />
     <Compile Include="Core\Management\ContextInfo.cs" />
     <Compile Include="Core\Notification\Example\FormNotificationExample.cs">
       <SubType>Form</SubType>
@@ -170,6 +172,12 @@
     <Compile Include="Core\Other\Settings\Dialogs\DialogSettingsAnalytics.Designer.cs">
       <DependentUpon>DialogSettingsAnalytics.cs</DependentUpon>
     </Compile>
+    <Compile Include="Core\Other\Settings\Dialogs\DialogSettingsSearchEngine.cs">
+      <SubType>Form</SubType>
+    </Compile>
+    <Compile Include="Core\Other\Settings\Dialogs\DialogSettingsSearchEngine.Designer.cs">
+      <DependentUpon>DialogSettingsSearchEngine.cs</DependentUpon>
+    </Compile>
     <Compile Include="Core\Other\Settings\Dialogs\DialogSettingsCSS.cs">
       <SubType>Form</SubType>
     </Compile>
@@ -245,13 +253,14 @@
     <Compile Include="Core\Other\Settings\TabSettingsNotifications.Designer.cs">
       <DependentUpon>TabSettingsNotifications.cs</DependentUpon>
     </Compile>
-    <Compile Include="Core\Bridge\CallbackBridge.cs" />
+    <Compile Include="Core\Notification\Screenshot\ScreenshotBridge.cs" />
     <Compile Include="Data\CommandLineArgs.cs" />
     <Compile Include="Core\Notification\Screenshot\FormNotificationScreenshotable.cs">
       <SubType>Form</SubType>
     </Compile>
     <Compile Include="Core\Notification\Screenshot\TweetScreenshotManager.cs" />
     <Compile Include="Data\ResourceLink.cs" />
+    <Compile Include="Data\Result.cs" />
     <Compile Include="Data\Serialization\FileSerializer.cs" />
     <Compile Include="Data\InjectedHTML.cs" />
     <Compile Include="Data\Serialization\ITypeConverter.cs" />
@@ -283,6 +292,7 @@
     <Compile Include="Plugins\Enums\PluginEnvironment.cs" />
     <Compile Include="Plugins\Enums\PluginGroup.cs" />
     <Compile Include="Plugins\Events\PluginErrorEventArgs.cs" />
+    <Compile Include="Plugins\PluginLoader.cs" />
     <Compile Include="Plugins\PluginManager.cs" />
     <Compile Include="Plugins\PluginScriptGenerator.cs" />
     <Compile Include="Properties\Resources.Designer.cs">
@@ -291,6 +301,7 @@
       <DependentUpon>Resources.resx</DependentUpon>
     </Compile>
     <Compile Include="Reporter.cs" />
+    <Compile Include="Updates\Events\UpdateCheckEventArgs.cs" />
     <Compile Include="Updates\FormUpdateDownload.cs">
       <SubType>Form</SubType>
     </Compile>
@@ -306,13 +317,14 @@
     <Compile Include="Core\Management\BrowserCache.cs" />
     <Compile Include="Core\Utils\BrowserUtils.cs" />
     <Compile Include="Core\Utils\NativeMethods.cs" />
+    <Compile Include="Updates\UpdateCheckClient.cs" />
     <Compile Include="Updates\UpdateDownloadStatus.cs" />
     <Compile Include="Updates\UpdateHandler.cs" />
     <Compile Include="Updates\UpdateInfo.cs" />
     <Compile Include="Program.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="Resources\ScriptLoader.cs" />
-    <Compile Include="Updates\UpdateEventArgs.cs" />
+    <Compile Include="Updates\Events\UpdateEventArgs.cs" />
     <Compile Include="Updates\UpdaterSettings.cs" />
   </ItemGroup>
   <ItemGroup>
@@ -395,37 +407,20 @@
   </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <PropertyGroup>
-    <PostBuildEvent>xcopy "$(ProjectDir)LICENSE.md" "$(TargetDir)" /Y
-del "$(TargetDir)LICENSE.txt"
-ren "$(TargetDir)LICENSE.md" "LICENSE.txt"
-xcopy "$(ProjectDir)bld\Resources\CEFSHARP-LICENSE.txt" "$(TargetDir)" /Y
-
-rmdir "$(TargetDir)scripts" /S /Q
-mkdir "$(TargetDir)scripts"
-xcopy "$(ProjectDir)Resources\Scripts\*" "$(TargetDir)scripts\" /E /Y
-
-rmdir "$(TargetDir)plugins" /S /Q
-mkdir "$(TargetDir)plugins"
-mkdir "$(TargetDir)plugins\official"
-mkdir "$(TargetDir)plugins\user"
-xcopy "$(ProjectDir)Resources\Plugins\*" "$(TargetDir)plugins\official\" /E /Y
-rmdir "$(TargetDir)plugins\official\.debug" /S /Q
-del "$(TargetDir)plugins\official\emoji-keyboard\emoji-instructions.txt"
-
-rmdir "$(ProjectDir)bin\Debug"
+    <PostBuildEvent>rmdir "$(ProjectDir)bin\Debug"
 rmdir "$(ProjectDir)bin\Release"
 
-attrib +R "$(TargetDir)locales\en-US.pak"
-del /Q /A:-R "$(TargetDir)locales\*.pak"
-attrib -R "$(TargetDir)locales\en-US.pak"
+rmdir "$(TargetDir)scripts" /S /Q
+rmdir "$(TargetDir)plugins" /S /Q
+
+powershell -ExecutionPolicy Unrestricted -File "$(ProjectDir)Resources\PostBuild.ps1" "$(TargetDir)\" "$(ProjectDir)\"
 
 if $(ConfigurationName) == Debug (
   rmdir "$(TargetDir)plugins\official\.debug" /S /Q
   mkdir "$(TargetDir)plugins\user\.debug"
   xcopy "$(ProjectDir)Resources\Plugins\.debug\*" "$(TargetDir)plugins\user\.debug\" /E /Y
 )
-
-powershell -ExecutionPolicy Unrestricted -File "$(ProjectDir)Resources\PostBuild.ps1" "$(TargetDir)\"</PostBuildEvent>
+</PostBuildEvent>
   </PropertyGroup>
   <Target Name="AfterBuild" Condition="$(ConfigurationName) == Release">
     <Exec Command="del &quot;$(TargetDir)*.pdb&quot;" />

Updates/Events/UpdateCheckEventArgs.cs

@@ -0,0 +1,14 @@
+using System;
+using TweetDuck.Data;
+
+namespace TweetDuck.Updates.Events{
+    sealed class UpdateCheckEventArgs : EventArgs{
+        public int EventId { get; }
+        public Result<UpdateInfo> Result { get; }
+
+        public UpdateCheckEventArgs(int eventId, Result<UpdateInfo> result){
+            this.EventId = eventId;
+            this.Result = result;
+        }
+    }
+}

Updates/Events/UpdateEventArgs.cs

@@ -0,0 +1,11 @@
+using System;
+
+namespace TweetDuck.Updates.Events{
+    sealed class UpdateEventArgs : EventArgs{
+        public UpdateInfo UpdateInfo { get; }
+        
+        public UpdateEventArgs(UpdateInfo updateInfo){
+            this.UpdateInfo = updateInfo;
+        }
+    }
+}

Updates/FormUpdateDownload.cs

@@ -1,7 +1,5 @@
 using System;
 using System.Windows.Forms;
-using TweetDuck.Core.Other;
-using TweetDuck.Core.Utils;
 
 namespace TweetDuck.Updates{
     sealed partial class FormUpdateDownload : Form{
@@ -22,21 +20,11 @@ namespace TweetDuck.Updates{
         }
 
         private void timerDownloadCheck_Tick(object sender, EventArgs e){
-            if (updateInfo.DownloadStatus == UpdateDownloadStatus.Done){
+            if (updateInfo.DownloadStatus.IsFinished()){
                 timerDownloadCheck.Stop();
                 DialogResult = DialogResult.OK;
                 Close();
             }
-            else if (updateInfo.DownloadStatus == UpdateDownloadStatus.Failed){
-                timerDownloadCheck.Stop();
-
-                if (FormMessage.Error("Update Has Failed", "Could not download the update: "+(updateInfo.DownloadError?.Message ?? "unknown error")+"\n\nDo you want to open the website and try downloading the update manually?", FormMessage.Yes, FormMessage.No)){
-                    BrowserUtils.OpenExternalBrowser(Program.Website);
-                    DialogResult = DialogResult.OK;
-                }
-                
-                Close();
-            }
         }
     }
 }

Updates/UpdateCheckClient.cs

@@ -0,0 +1,63 @@
+using System;
+using System.Linq;
+using System.Net;
+using System.Threading.Tasks;
+using System.Web.Script.Serialization;
+using TweetDuck.Core.Utils;
+using JsonObject = System.Collections.Generic.IDictionary<string, object>;
+
+namespace TweetDuck.Updates{
+    sealed class UpdateCheckClient{
+        private const string ApiLatestRelease = "https://api.github.com/repos/chylex/TweetDuck/releases/latest";
+        private const string UpdaterAssetName = "TweetDuck.Update.exe";
+
+        private readonly UpdaterSettings settings;
+
+        public UpdateCheckClient(UpdaterSettings settings){
+            this.settings = settings;
+        }
+
+        public Task<UpdateInfo> Check(){
+            TaskCompletionSource<UpdateInfo> result = new TaskCompletionSource<UpdateInfo>();
+
+            WebClient client = BrowserUtils.CreateWebClient();
+            client.Headers[HttpRequestHeader.Accept] = "application/vnd.github.v3+json";
+
+            client.DownloadStringTaskAsync(ApiLatestRelease).ContinueWith(task => {
+                if (task.IsCanceled){
+                    result.SetCanceled();
+                }
+                else if (task.IsFaulted){
+                    result.SetException(task.Exception.InnerException);
+                }
+                else{
+                    try{
+                        result.SetResult(ParseFromJson(task.Result));
+                    }catch(Exception e){
+                        result.SetException(e);
+                    }
+                }
+            });
+            
+            return result.Task;
+        }
+
+        private UpdateInfo ParseFromJson(string json){
+            bool IsUpdaterAsset(JsonObject obj){
+                return UpdaterAssetName == (string)obj["name"];
+            }
+
+            string AssetDownloadUrl(JsonObject obj){
+                return (string)obj["browser_download_url"];
+            }
+            
+            JsonObject root = (JsonObject)new JavaScriptSerializer().DeserializeObject(json);
+
+            string versionTag = (string)root["tag_name"];
+            string releaseNotes = (string)root["body"];
+            string downloadUrl = ((Array)root["assets"]).Cast<JsonObject>().Where(IsUpdaterAsset).Select(AssetDownloadUrl).FirstOrDefault();
+
+            return new UpdateInfo(settings, versionTag, releaseNotes, downloadUrl);
+        }
+    }
+}

Updates/UpdateDownloadStatus.cs

@@ -2,7 +2,15 @@
     public enum UpdateDownloadStatus{
         None = 0,
         InProgress,
-        Done,
-        Failed
+        Canceled,
+        AssetMissing,
+        Failed,
+        Done
+    }
+
+    public static class UpdateDownloadStatusExtensions{
+        public static bool IsFinished(this UpdateDownloadStatus status){
+            return status == UpdateDownloadStatus.AssetMissing || status == UpdateDownloadStatus.Done || status == UpdateDownloadStatus.Failed;
+        }
     }
 }

Updates/UpdateEventArgs.cs

@@ -1,20 +0,0 @@
-using System;
-
-namespace TweetDuck.Updates{
-    sealed class UpdateEventArgs : EventArgs{
-        public int EventId { get; }
-        public UpdateInfo UpdateInfo { get; }
-
-        public bool IsUpdateAvailable => UpdateInfo != null;
-
-        public UpdateEventArgs(int eventId, UpdateInfo updateInfo){
-            this.EventId = eventId;
-            this.UpdateInfo = updateInfo;
-        }
-
-        public UpdateEventArgs(UpdateInfo updateInfo){
-            this.EventId = updateInfo.EventId;
-            this.UpdateInfo = updateInfo;
-        }
-    }
-}

Updates/UpdateHandler.cs

@@ -1,36 +1,67 @@
-using CefSharp;
-using System;
+using System;
+using System.Threading.Tasks;
 using System.Windows.Forms;
-using TweetDuck.Core;
 using TweetDuck.Core.Controls;
-using TweetDuck.Core.Utils;
-using TweetDuck.Resources;
+using TweetDuck.Core.Other.Interfaces;
+using TweetDuck.Data;
+using TweetDuck.Updates.Events;
 
 namespace TweetDuck.Updates{
-    sealed class UpdateHandler{
+    sealed class UpdateHandler : IDisposable{
         public const int CheckCodeUpdatesDisabled = -1;
         public const int CheckCodeNotOnTweetDeck = -2;
-
-        private readonly ITweetDeckBrowser browser;
+        
         private readonly UpdaterSettings settings;
+        private readonly UpdateCheckClient client;
+        private readonly ITweetDeckBrowser browser;
+        private readonly Timer timer;
 
         public event EventHandler<UpdateEventArgs> UpdateAccepted;
+        public event EventHandler<UpdateEventArgs> UpdateDelayed;
         public event EventHandler<UpdateEventArgs> UpdateDismissed;
-        public event EventHandler<UpdateEventArgs> CheckFinished;
+        public event EventHandler<UpdateCheckEventArgs> CheckFinished;
 
         private ushort lastEventId;
         private UpdateInfo lastUpdateInfo;
 
         public UpdateHandler(ITweetDeckBrowser browser, UpdaterSettings settings){
-            this.browser = browser;
             this.settings = settings;
+            this.client = new UpdateCheckClient(settings);
+            
+            this.browser = browser;
+            this.browser.RegisterBridge("$TDU", new Bridge(this));
 
-            browser.OnFrameLoaded(OnFrameLoaded);
-            browser.RegisterBridge("$TDU", new Bridge(this));
+            this.timer = new Timer();
+            this.timer.Tick += timer_Tick;
         }
 
-        private void OnFrameLoaded(IFrame frame){
-            ScriptLoader.ExecuteFile(frame, "update.js");
+        public void Dispose(){
+            timer.Dispose();
+        }
+
+        private void timer_Tick(object sender, EventArgs e){
+            timer.Stop();
+            Check(false);
+        }
+
+        public void StartTimer(){
+            if (timer.Enabled){
+                return;
+            }
+
+            timer.Stop();
+
+            if (Program.UserConfig.EnableUpdateCheck){
+                DateTime now = DateTime.Now;
+                TimeSpan nextHour = now.AddSeconds(60*(60-now.Minute)-now.Second)-now;
+
+                if (nextHour.TotalMinutes < 15){
+                    nextHour = nextHour.Add(TimeSpan.FromHours(1));
+                }
+
+                timer.Interval = (int)Math.Ceiling(nextHour.TotalMilliseconds);
+                timer.Start();
+            }
         }
 
         public int Check(bool force){
@@ -42,17 +73,24 @@ namespace TweetDuck.Updates{
                 if (!browser.IsTweetDeckWebsite){
                     return CheckCodeNotOnTweetDeck;
                 }
+                
+                int nextEventId = unchecked(++lastEventId);
+                Task<UpdateInfo> checkTask = client.Check();
 
-                browser.ExecuteFunction("TDUF_runUpdateCheck", (int)unchecked(++lastEventId), Program.VersionTag, settings.DismissedUpdate ?? string.Empty, settings.AllowPreReleases);
-                return lastEventId;
+                checkTask.ContinueWith(task => HandleUpdateCheckSuccessful(nextEventId, task.Result), TaskContinuationOptions.OnlyOnRanToCompletion);
+                checkTask.ContinueWith(task => HandleUpdateCheckFailed(nextEventId, task.Exception.InnerException), TaskContinuationOptions.OnlyOnFaulted);
+
+                return nextEventId;
             }
 
             return CheckCodeUpdatesDisabled;
         }
 
-        public void BeginUpdateDownload(Form ownerForm, UpdateInfo updateInfo, Action<UpdateInfo> onSuccess){
-            if (updateInfo.DownloadStatus == UpdateDownloadStatus.Done){
-                onSuccess(updateInfo);
+        public void BeginUpdateDownload(Form ownerForm, UpdateInfo updateInfo, Action<UpdateInfo> onFinished){
+            UpdateDownloadStatus status = updateInfo.DownloadStatus;
+
+            if (status == UpdateDownloadStatus.Done || status == UpdateDownloadStatus.AssetMissing){
+                onFinished(updateInfo);
             }
             else{
                 FormUpdateDownload downloadForm = new FormUpdateDownload(updateInfo);
@@ -63,14 +101,12 @@ namespace TweetDuck.Updates{
                 };
 
                 downloadForm.FormClosed += (sender, args) => {
+                    if (downloadForm.DialogResult != DialogResult.OK){
+                        updateInfo.CancelDownload();
+                    }
+
                     downloadForm.Dispose();
-                    
-                    if (downloadForm.DialogResult == DialogResult.OK){ // success or manual download
-                        onSuccess(updateInfo);
-                    }
-                    else{
-                        ownerForm.Show();
-                    }
+                    onFinished(updateInfo);
                 };
 
                 downloadForm.Show();
@@ -84,17 +120,39 @@ namespace TweetDuck.Updates{
             }
         }
 
-        private void TriggerUpdateAcceptedEvent(UpdateEventArgs args){
-            UpdateAccepted?.Invoke(this, args);
+        private void HandleUpdateCheckSuccessful(int eventId, UpdateInfo info){
+            if (info.IsUpdateNew && !info.IsUpdateDismissed){
+                CleanupDownload();
+                lastUpdateInfo = info;
+                lastUpdateInfo.BeginSilentDownload();
+            }
+            
+            CheckFinished?.Invoke(this, new UpdateCheckEventArgs(eventId, new Result<UpdateInfo>(info)));
         }
 
-        private void TriggerUpdateDismissedEvent(UpdateEventArgs args){
-            settings.DismissedUpdate = args.UpdateInfo.VersionTag;
-            UpdateDismissed?.Invoke(this, args);
+        private void HandleUpdateCheckFailed(int eventId, Exception exception){
+            CheckFinished?.Invoke(this, new UpdateCheckEventArgs(eventId, new Result<UpdateInfo>(exception)));
         }
 
-        private void TriggerCheckFinishedEvent(UpdateEventArgs args){
-            CheckFinished?.Invoke(this, args);
+        private void TriggerUpdateAcceptedEvent(){
+            if (lastUpdateInfo != null){
+                UpdateAccepted?.Invoke(this, new UpdateEventArgs(lastUpdateInfo));
+            }
+        }
+
+        private void TriggerUpdateDelayedEvent(){
+            if (lastUpdateInfo != null){
+                UpdateDelayed?.Invoke(this, new UpdateEventArgs(lastUpdateInfo));
+            }
+        }
+
+        private void TriggerUpdateDismissedEvent(){
+            if (lastUpdateInfo != null){
+                settings.DismissedUpdate = lastUpdateInfo.VersionTag;
+                UpdateDismissed?.Invoke(this, new UpdateEventArgs(lastUpdateInfo));
+
+                CleanupDownload();
+            }
         }
 
         public sealed class Bridge{
@@ -108,31 +166,16 @@ namespace TweetDuck.Updates{
                 owner.Check(false);
             }
 
-            public void OnUpdateCheckFinished(int eventId, string versionTag, string downloadUrl){
-                if (versionTag != null && (owner.lastUpdateInfo == null || owner.lastUpdateInfo.VersionTag != versionTag)){
-                    owner.CleanupDownload();
-                    owner.lastUpdateInfo = new UpdateInfo(owner.settings, eventId, versionTag, downloadUrl);
-                    owner.lastUpdateInfo.BeginSilentDownload();
-                }
-
-                owner.TriggerCheckFinishedEvent(new UpdateEventArgs(eventId, owner.lastUpdateInfo));
+            public void OnUpdateAccepted(){
+                owner.TriggerUpdateAcceptedEvent();
             }
 
-            public void OnUpdateAccepted(){
-                if (owner.lastUpdateInfo != null){
-                    owner.TriggerUpdateAcceptedEvent(new UpdateEventArgs(owner.lastUpdateInfo));
-                }
+            public void OnUpdateDelayed(){
+                owner.TriggerUpdateDelayedEvent();
             }
 
             public void OnUpdateDismissed(){
-                if (owner.lastUpdateInfo != null){
-                    owner.TriggerUpdateDismissedEvent(new UpdateEventArgs(owner.lastUpdateInfo));
-                    owner.CleanupDownload();
-                }
-            }
-
-            public void OpenBrowser(string url){
-                BrowserUtils.OpenExternalBrowser(url);
+                owner.TriggerUpdateDismissedEvent();
             }
         }
     }

Updates/UpdateInfo.cs

@@ -5,40 +5,43 @@ using TweetDuck.Core.Utils;
 
 namespace TweetDuck.Updates{
     sealed class UpdateInfo{
-        public int EventId { get; }
         public string VersionTag { get; }
+        public string ReleaseNotes { get; }
         public string InstallerPath { get; }
 
+        public bool IsUpdateNew => VersionTag != Program.VersionTag;
+        public bool IsUpdateDismissed => VersionTag == settings.DismissedUpdate;
+
         public UpdateDownloadStatus DownloadStatus { get; private set; }
         public Exception DownloadError { get; private set; }
 
-        private readonly string installerFolder;
+        private readonly UpdaterSettings settings;
         private readonly string downloadUrl;
         private WebClient currentDownload;
 
-        public UpdateInfo(UpdaterSettings settings, int eventId, string versionTag, string downloadUrl){
-            this.installerFolder = settings.InstallerDownloadFolder;
+        public UpdateInfo(UpdaterSettings settings, string versionTag, string releaseNotes, string downloadUrl){
+            this.settings = settings;
             this.downloadUrl = downloadUrl;
-
-            this.EventId = eventId;
+            
             this.VersionTag = versionTag;
-            this.InstallerPath = Path.Combine(installerFolder, "TweetDuck."+versionTag+".exe");
+            this.ReleaseNotes = releaseNotes;
+            this.InstallerPath = Path.Combine(settings.InstallerDownloadFolder, "TweetDuck."+versionTag+".exe");
         }
 
         public void BeginSilentDownload(){
             if (DownloadStatus == UpdateDownloadStatus.None || DownloadStatus == UpdateDownloadStatus.Failed){
                 DownloadStatus = UpdateDownloadStatus.InProgress;
 
-                try{
-                    Directory.CreateDirectory(installerFolder);
-                }catch(Exception e){
-                    DownloadError = e;
-                    DownloadStatus = UpdateDownloadStatus.Failed;
+                if (string.IsNullOrEmpty(downloadUrl)){
+                    DownloadError = new InvalidDataException("Missing installer asset.");
+                    DownloadStatus = UpdateDownloadStatus.AssetMissing;
                     return;
                 }
 
-                if (string.IsNullOrEmpty(downloadUrl)){
-                    DownloadError = new UriFormatException("Could not determine URL of the update installer");
+                try{
+                    Directory.CreateDirectory(settings.InstallerDownloadFolder);
+                }catch(Exception e){
+                    DownloadError = e;
                     DownloadStatus = UpdateDownloadStatus.Failed;
                     return;
                 }
@@ -68,5 +71,18 @@ namespace TweetDuck.Updates{
                 // rip
             }
         }
+
+        public void CancelDownload(){
+            DeleteInstaller();
+            DownloadStatus = UpdateDownloadStatus.Canceled;
+        }
+
+        public override bool Equals(object obj){
+            return obj is UpdateInfo info && VersionTag == info.VersionTag;
+        }
+
+        public override int GetHashCode(){
+            return VersionTag.GetHashCode();
+        }
     }
 }

Updates/UpdaterSettings.cs

@@ -1,7 +1,11 @@
 namespace TweetDuck.Updates{
     sealed class UpdaterSettings{
-        public bool AllowPreReleases { get; set; }
+        public string InstallerDownloadFolder { get; }
+        
         public string DismissedUpdate { get; set; }
-        public string InstallerDownloadFolder { get; set; }
+
+        public UpdaterSettings(string installerDownloadFolder){
+            this.InstallerDownloadFolder = installerDownloadFolder;
+        }
     }
 }

bld/UPDATE ONLY.bat

@@ -0,0 +1 @@
+start "" /B "ISCC.exe" /Q "gen_upd.iss"

lib/TweetLib.Communication/TweetLib.Communication.csproj

@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
   <PropertyGroup>
@@ -20,6 +20,7 @@
     <PlatformTarget>x86</PlatformTarget>
     <ErrorReport>prompt</ErrorReport>
     <CodeAnalysisRuleSet>MinimumRecommendedRules.ruleset</CodeAnalysisRuleSet>
+    <LangVersion>7</LangVersion>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|x86'">
     <OutputPath>bin\x86\Release\</OutputPath>
@@ -29,6 +30,7 @@
     <PlatformTarget>x86</PlatformTarget>
     <ErrorReport>prompt</ErrorReport>
     <CodeAnalysisRuleSet>MinimumRecommendedRules.ruleset</CodeAnalysisRuleSet>
+    <LangVersion>7</LangVersion>
   </PropertyGroup>
   <ItemGroup>
     <Reference Include="System" />

packages.config

@@ -4,5 +4,4 @@
   <package id="cef.redist.x86" version="3.3282.1731" targetFramework="net452" xmlns="" />
   <package id="CefSharp.Common" version="64.0.0-CI2508" targetFramework="net452" xmlns="" />
   <package id="CefSharp.WinForms" version="64.0.0-CI2508" targetFramework="net452" xmlns="" />
-  <package id="Microsoft.VC120.CRT.JetBrains" version="12.0.21005.2" targetFramework="net452" xmlns="" />
 </packages>

subprocess/TweetDuck.Browser.csproj

@@ -15,10 +15,12 @@
   <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Debug|x86'">
     <PlatformTarget>x86</PlatformTarget>
     <OutputPath>bin\x86\Debug\</OutputPath>
+    <LangVersion>7</LangVersion>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|x86'">
     <PlatformTarget>x86</PlatformTarget>
     <OutputPath>bin\x86\Release\</OutputPath>
+    <LangVersion>7</LangVersion>
   </PropertyGroup>
   <PropertyGroup>
     <StartupObject />

tests/UnitTests.csproj

@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <PropertyGroup>
     <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
@@ -22,6 +22,7 @@
     <PlatformTarget>x86</PlatformTarget>
     <OutputPath>bin\x86\Debug\</OutputPath>
     <Prefer32Bit>false</Prefer32Bit>
+    <LangVersion>7</LangVersion>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|x86'">
     <PlatformTarget>x86</PlatformTarget>

video/TweetDuck.Video.csproj

@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
   <PropertyGroup>
@@ -22,6 +22,7 @@
     <ErrorReport>prompt</ErrorReport>
     <CodeAnalysisRuleSet>MinimumRecommendedRules.ruleset</CodeAnalysisRuleSet>
     <Prefer32Bit>true</Prefer32Bit>
+    <LangVersion>7</LangVersion>
   </PropertyGroup>
   <PropertyGroup Condition="'$(Configuration)|$(Platform)' == 'Release|x86'">
     <OutputPath>bin\x86\Release\</OutputPath>
@@ -33,6 +34,7 @@
     <CodeAnalysisRuleSet>MinimumRecommendedRules.ruleset</CodeAnalysisRuleSet>
     <Prefer32Bit>true</Prefer32Bit>
     <GenerateSerializationAssemblies>Auto</GenerateSerializationAssemblies>
+    <LangVersion>7</LangVersion>
   </PropertyGroup>
   <PropertyGroup>
     <ApplicationIcon>Resources\icon.ico</ApplicationIcon>