Implement vim-style navigation for list-based popups

src/main/kotlin/com/chylex/intellij/keyboardmaster/feature/vimNavigation/KeyStrokeNode.kt

@@ -23,9 +23,9 @@ internal interface KeyStrokeNode<T> {
 		}
 		
 		fun getChild(keyEvent: KeyEvent): KeyStrokeNode<T> {
-			val keyStroke = when (keyEvent.id) {
-				KeyEvent.KEY_TYPED   -> KeyStroke.getKeyStroke(keyEvent.keyChar, keyEvent.modifiersEx and KeyEvent.SHIFT_DOWN_MASK.inv())
-				KeyEvent.KEY_PRESSED -> KeyStroke.getKeyStroke(keyEvent.keyCode, keyEvent.modifiersEx, false)
+			val keyStroke = when {
+				keyEvent.keyChar != KeyEvent.CHAR_UNDEFINED -> KeyStroke.getKeyStroke(keyEvent.keyChar, keyEvent.modifiersEx and KeyEvent.SHIFT_DOWN_MASK.inv())
+				keyEvent.id == KeyEvent.KEY_PRESSED         -> KeyStroke.getKeyStroke(keyEvent.keyCode, keyEvent.modifiersEx, false)
 				else                                        -> return this
 			}
 			
@@ -63,7 +63,7 @@ internal interface KeyStrokeNode<T> {
 	}
 	
 	companion object {
-		fun <T> getAllShortcuts(root: Parent<T>, extra: Set<KeyStroke>? = null): CustomShortcutSet {
+		fun <T> getAllKeyStrokes(root: Parent<T>, extra: Set<KeyStroke>? = null): Set<KeyStroke> {
 			val allKeyStrokes = HashSet(root.allKeyStrokes)
 			
 			if (extra != null) {
@@ -74,7 +74,11 @@ internal interface KeyStrokeNode<T> {
 				allKeyStrokes.add(KeyStroke.getKeyStroke(c))
 			}
 			
-			return CustomShortcutSet(*allKeyStrokes.map2Array { KeyboardShortcut(it, null) })
+			return allKeyStrokes
+		}
+		
+		fun getAllShortcuts(keyStrokes: Set<KeyStroke>): CustomShortcutSet {
+			return CustomShortcutSet(*keyStrokes.map2Array { KeyboardShortcut(it, null) })
 		}
 	}
 }

src/main/kotlin/com/chylex/intellij/keyboardmaster/feature/vimNavigation/PopupInterceptor.kt

@@ -0,0 +1,19 @@
+package com.chylex.intellij.keyboardmaster.feature.vimNavigation
+
+import com.chylex.intellij.keyboardmaster.feature.vimNavigation.components.VimListNavigation
+import com.intellij.ui.UiInterceptors.PersistentUiInterceptor
+import com.intellij.ui.awt.RelativePoint
+import com.intellij.ui.popup.AbstractPopup
+import com.intellij.ui.popup.list.ListPopupImpl
+
+internal object PopupInterceptor : PersistentUiInterceptor<AbstractPopup>(AbstractPopup::class.java) {
+	override fun shouldIntercept(component: AbstractPopup): Boolean {
+		if (component is ListPopupImpl) {
+			VimListNavigation.install(component.list, component)
+		}
+		
+		return false
+	}
+	
+	override fun doIntercept(component: AbstractPopup, owner: RelativePoint?) {}
+}

src/main/kotlin/com/chylex/intellij/keyboardmaster/feature/vimNavigation/VimNavigationApplicationListener.kt

@@ -1,25 +1,35 @@
 package com.chylex.intellij.keyboardmaster.feature.vimNavigation
 
 import com.chylex.intellij.keyboardmaster.PluginDisposableService
+import com.chylex.intellij.keyboardmaster.feature.vimNavigation.components.VimListNavigation
+import com.chylex.intellij.keyboardmaster.feature.vimNavigation.components.VimTableNavigation
+import com.chylex.intellij.keyboardmaster.feature.vimNavigation.components.VimTreeNavigation
 import com.intellij.ide.ApplicationInitializedListener
 import com.intellij.openapi.application.ApplicationManager
+import com.intellij.ui.UiInterceptors
 import com.intellij.util.ui.StartupUiUtil
 import kotlinx.coroutines.CoroutineScope
 import java.awt.AWTEvent
 import java.awt.event.FocusEvent
+import javax.swing.JList
+import javax.swing.JTable
 import javax.swing.JTree
 
 @Suppress("UnstableApiUsage")
 internal class VimNavigationApplicationListener : ApplicationInitializedListener {
 	override suspend fun execute(asyncScope: CoroutineScope) {
-		StartupUiUtil.addAwtListener(::handleEvent, AWTEvent.FOCUS_EVENT_MASK, ApplicationManager.getApplication().getService(PluginDisposableService::class.java))
+		val disposable = ApplicationManager.getApplication().getService(PluginDisposableService::class.java)
+		
+		StartupUiUtil.addAwtListener(::handleEvent, AWTEvent.FOCUS_EVENT_MASK, disposable)
+		UiInterceptors.registerPersistent(disposable, PopupInterceptor)
 	}
 	
 	private fun handleEvent(event: AWTEvent) {
 		if (event is FocusEvent && event.id == FocusEvent.FOCUS_GAINED) {
-			val source = event.source
-			if (source is JTree) {
-				VimTreeNavigation.install(source)
+			when (val source = event.source) {
+				is JList<*> -> VimListNavigation.install(source)
+				is JTree    -> VimTreeNavigation.install(source)
+				is JTable   -> VimTableNavigation.install(source)
 			}
 		}
 	}

src/main/kotlin/com/chylex/intellij/keyboardmaster/feature/vimNavigation/VimNavigationDispatcher.kt

@@ -0,0 +1,97 @@
+package com.chylex.intellij.keyboardmaster.feature.vimNavigation
+
+import com.chylex.intellij.keyboardmaster.PluginDisposableService
+import com.intellij.openapi.actionSystem.ActionUpdateThread
+import com.intellij.openapi.actionSystem.AnActionEvent
+import com.intellij.openapi.application.ApplicationManager
+import com.intellij.openapi.project.DumbAwareAction
+import com.intellij.ui.SpeedSearchBase
+import com.intellij.ui.speedSearch.SpeedSearch
+import com.intellij.ui.speedSearch.SpeedSearchActivator
+import com.intellij.ui.speedSearch.SpeedSearchSupply
+import java.awt.event.KeyEvent
+import java.util.concurrent.atomic.AtomicBoolean
+import javax.swing.JComponent
+import javax.swing.KeyStroke
+
+internal open class VimNavigationDispatcher<T : JComponent>(final override val component: T, private val rootNode: KeyStrokeNode.Parent<VimNavigationDispatcher<T>>) : DumbAwareAction(), ComponentHolder {
+	private companion object {
+		private val DISPOSABLE = ApplicationManager.getApplication().getService(PluginDisposableService::class.java)
+		private val EXTRA_SHORTCUTS = setOf(
+			KeyStroke.getKeyStroke(KeyEvent.VK_ESCAPE, 0),
+			KeyStroke.getKeyStroke(KeyEvent.VK_ENTER, 0),
+		)
+	}
+	
+	private var currentNode: KeyStrokeNode.Parent<VimNavigationDispatcher<T>> = rootNode
+	var isSearching = AtomicBoolean(false)
+	
+	init {
+		registerCustomShortcutSet(KeyStrokeNode.getAllShortcuts(getAllKeyStrokes()), component, DISPOSABLE)
+		
+		val speedSearch = SpeedSearchSupply.getSupply(component, true)
+		speedSearch?.addChangeListener {
+			if (it.propertyName == SpeedSearchSupply.ENTERED_PREFIX_PROPERTY_NAME && !speedSearch.isPopupActive) {
+				isSearching.set(false)
+			}
+		}
+	}
+	
+	protected fun getAllKeyStrokes(): Set<KeyStroke> {
+		return KeyStrokeNode.getAllKeyStrokes(rootNode, EXTRA_SHORTCUTS)
+	}
+	
+	final override fun actionPerformed(e: AnActionEvent) {
+		val keyEvent = e.inputEvent as? KeyEvent ?: return
+		
+		if (keyEvent.id == KeyEvent.KEY_PRESSED && handleSpecialKeyPress(keyEvent)) {
+			currentNode = rootNode
+			return
+		}
+		
+		when (val nextNode = currentNode.getChild(keyEvent)) {
+			is KeyStrokeNode.Parent<VimNavigationDispatcher<T>>     -> currentNode = nextNode
+			is KeyStrokeNode.ActionNode<VimNavigationDispatcher<T>> -> {
+				nextNode.performAction(this, e, keyEvent)
+				currentNode = rootNode
+			}
+		}
+	}
+	
+	private fun handleSpecialKeyPress(keyEvent: KeyEvent): Boolean {
+		if (keyEvent.keyCode == KeyEvent.VK_ESCAPE) {
+			return true
+		}
+		
+		if (keyEvent.keyCode == KeyEvent.VK_ENTER) {
+			if (isSearching.compareAndSet(true, false)) {
+				when (val supply = SpeedSearchSupply.getSupply(component)) {
+					is SpeedSearchBase<*> -> supply.hidePopup()
+					is SpeedSearch        -> supply.reset()
+				}
+			}
+			
+			return true
+		}
+		
+		return false
+	}
+	
+	final override fun update(e: AnActionEvent) {
+		e.presentation.isEnabled = !isSearching.get() || e.inputEvent.let { it is KeyEvent && it.id == KeyEvent.KEY_PRESSED && it.keyCode == KeyEvent.VK_ENTER }
+	}
+	
+	final override fun getActionUpdateThread(): ActionUpdateThread {
+		return ActionUpdateThread.BGT
+	}
+	
+	class StartSearch<T : JComponent> : KeyStrokeNode.ActionNode<VimNavigationDispatcher<T>> {
+		@Suppress("UnstableApiUsage")
+		override fun performAction(holder: VimNavigationDispatcher<T>, actionEvent: AnActionEvent, keyEvent: KeyEvent) {
+			val speedSearch = SpeedSearchSupply.getSupply(holder.component, true) as? SpeedSearchActivator ?: return
+			if (speedSearch.isAvailable) {
+				holder.isSearching.set(true)
+			}
+		}
+	}
+}

src/main/kotlin/com/chylex/intellij/keyboardmaster/feature/vimNavigation/VimTreeNavigation.kt

@@ -1,157 +0,0 @@
-package com.chylex.intellij.keyboardmaster.feature.vimNavigation
-
-import com.chylex.intellij.keyboardmaster.PluginDisposableService
-import com.intellij.openapi.actionSystem.ActionUpdateThread
-import com.intellij.openapi.actionSystem.AnActionEvent
-import com.intellij.openapi.application.ApplicationManager
-import com.intellij.openapi.project.DumbAwareAction
-import com.intellij.openapi.ui.getUserData
-import com.intellij.openapi.ui.putUserData
-import com.intellij.openapi.util.Key
-import com.intellij.ui.SpeedSearchBase
-import com.intellij.ui.speedSearch.SpeedSearch
-import com.intellij.ui.speedSearch.SpeedSearchSupply
-import java.awt.event.KeyEvent
-import java.util.concurrent.atomic.AtomicBoolean
-import javax.swing.JTree
-import javax.swing.KeyStroke
-
-internal object VimTreeNavigation {
-	private val KEY = Key.create<Dispatcher>("KeyboardMaster-VimTreeNavigation")
-	private val DISPOSABLE = ApplicationManager.getApplication().getService(PluginDisposableService::class.java)
-	
-	fun install(component: JTree) {
-		if (component.getUserData(KEY) == null) {
-			component.putUserData(KEY, Dispatcher(component))
-		}
-	}
-	
-	private val ROOT_NODE = KeyStrokeNode.Parent(
-		mapOf(
-			KeyStroke.getKeyStroke('A') to KeyStrokeNode.IdeaAction("MaximizeToolWindow"),
-			KeyStroke.getKeyStroke('f') to StartSearch,
-			KeyStroke.getKeyStroke('g') to KeyStrokeNode.Parent(
-				mapOf(
-					KeyStroke.getKeyStroke('g') to KeyStrokeNode.IdeaAction("Tree-selectFirst"),
-				)
-			),
-			KeyStroke.getKeyStroke('G') to KeyStrokeNode.IdeaAction("Tree-selectLast"),
-			KeyStroke.getKeyStroke('j') to KeyStrokeNode.IdeaAction("Tree-selectNext"),
-			KeyStroke.getKeyStroke('j', KeyEvent.ALT_DOWN_MASK) to KeyStrokeNode.IdeaAction("Tree-selectNextSibling"),
-			KeyStroke.getKeyStroke('k') to KeyStrokeNode.IdeaAction("Tree-selectPrevious"),
-			KeyStroke.getKeyStroke('k', KeyEvent.ALT_DOWN_MASK) to KeyStrokeNode.IdeaAction("Tree-selectPreviousSibling"),
-			KeyStroke.getKeyStroke('m') to KeyStrokeNode.IdeaAction("ShowPopupMenu"),
-			KeyStroke.getKeyStroke('o') to ExpandOrCollapseTreeNode,
-			KeyStroke.getKeyStroke('O') to KeyStrokeNode.IdeaAction("FullyExpandTreeNode"),
-			KeyStroke.getKeyStroke('p') to KeyStrokeNode.IdeaAction("Tree-selectParentNoCollapse"),
-			KeyStroke.getKeyStroke('q') to KeyStrokeNode.IdeaAction("HideActiveWindow"),
-			KeyStroke.getKeyStroke('x') to CollapseSelfOrParentNode,
-			KeyStroke.getKeyStroke('X') to KeyStrokeNode.IdeaAction("CollapseTreeNode"),
-			KeyStroke.getKeyStroke('/') to StartSearch,
-		)
-	)
-	
-	private val ALL_SHORTCUTS = KeyStrokeNode.getAllShortcuts(
-		ROOT_NODE,
-		setOf(
-			KeyStroke.getKeyStroke(KeyEvent.VK_ESCAPE, 0),
-			KeyStroke.getKeyStroke(KeyEvent.VK_ENTER, 0),
-		)
-	)
-	
-	internal class Dispatcher(override val component: JTree) : DumbAwareAction(), ComponentHolder {
-		private var currentNode: KeyStrokeNode.Parent<Dispatcher> = ROOT_NODE
-		var isSearching = AtomicBoolean(false)
-		
-		init {
-			registerCustomShortcutSet(ALL_SHORTCUTS, component, DISPOSABLE)
-			
-			SpeedSearchSupply.getSupply(component, true)?.addChangeListener {
-				if (it.propertyName == SpeedSearchSupply.ENTERED_PREFIX_PROPERTY_NAME && it.oldValue != null && it.newValue == null) {
-					isSearching.set(false)
-				}
-			}
-		}
-		
-		override fun actionPerformed(e: AnActionEvent) {
-			val keyEvent = e.inputEvent as? KeyEvent ?: return
-			
-			if (keyEvent.id == KeyEvent.KEY_PRESSED && handleSpecialKeyPress(keyEvent)) {
-				currentNode = ROOT_NODE
-				return
-			}
-			
-			when (val nextNode = currentNode.getChild(keyEvent)) {
-				is KeyStrokeNode.Parent<Dispatcher>     -> currentNode = nextNode
-				is KeyStrokeNode.ActionNode<Dispatcher> -> {
-					nextNode.performAction(this, e, keyEvent)
-					currentNode = ROOT_NODE
-				}
-			}
-		}
-		
-		private fun handleSpecialKeyPress(keyEvent: KeyEvent): Boolean {
-			if (keyEvent.keyCode == KeyEvent.VK_ESCAPE) {
-				return true
-			}
-			
-			if (keyEvent.keyCode == KeyEvent.VK_ENTER) {
-				if (isSearching.compareAndSet(true, false)) {
-					when (val supply = SpeedSearchSupply.getSupply(component)) {
-						is SpeedSearchBase<*> -> supply.hidePopup()
-						is SpeedSearch        -> supply.reset()
-					}
-				}
-				
-				return true
-			}
-			
-			return false
-		}
-		
-		override fun update(e: AnActionEvent) {
-			e.presentation.isEnabled = !isSearching.get() || e.inputEvent.let { it is KeyEvent && it.id == KeyEvent.KEY_PRESSED && it.keyCode == KeyEvent.VK_ENTER }
-		}
-		
-		override fun getActionUpdateThread(): ActionUpdateThread {
-			return ActionUpdateThread.BGT
-		}
-	}
-	
-	data object ExpandOrCollapseTreeNode : KeyStrokeNode.ActionNode<Dispatcher> {
-		override fun performAction(holder: Dispatcher, actionEvent: AnActionEvent, keyEvent: KeyEvent) {
-			val tree = holder.component
-			val path = tree.selectionPath ?: return
-			
-			if (tree.isExpanded(path)) {
-				tree.collapsePath(path)
-			}
-			else {
-				tree.expandPath(path)
-			}
-		}
-	}
-	
-	data object CollapseSelfOrParentNode : KeyStrokeNode.ActionNode<Dispatcher> {
-		override fun performAction(holder: Dispatcher, actionEvent: AnActionEvent, keyEvent: KeyEvent) {
-			val tree = holder.component
-			val path = tree.selectionPath ?: return
-			
-			if (tree.isExpanded(path)) {
-				tree.collapsePath(path)
-			}
-			else {
-				val parentPath = path.parentPath
-				if (parentPath.parentPath != null || tree.isRootVisible) {
-					tree.collapsePath(parentPath)
-				}
-			}
-		}
-	}
-	
-	data object StartSearch : KeyStrokeNode.ActionNode<Dispatcher> {
-		override fun performAction(holder: Dispatcher, actionEvent: AnActionEvent, keyEvent: KeyEvent) {
-			holder.isSearching.set(true)
-		}
-	}
-}

src/main/kotlin/com/chylex/intellij/keyboardmaster/feature/vimNavigation/components/VimListNavigation.kt

@@ -0,0 +1,93 @@
+package com.chylex.intellij.keyboardmaster.feature.vimNavigation.components
+
+import com.chylex.intellij.keyboardmaster.feature.vimNavigation.KeyStrokeNode.IdeaAction
+import com.chylex.intellij.keyboardmaster.feature.vimNavigation.KeyStrokeNode.Parent
+import com.chylex.intellij.keyboardmaster.feature.vimNavigation.VimNavigationDispatcher
+import com.chylex.intellij.keyboardmaster.feature.vimNavigation.VimNavigationDispatcher.StartSearch
+import com.intellij.openapi.application.ApplicationManager
+import com.intellij.openapi.ui.getUserData
+import com.intellij.openapi.ui.putUserData
+import com.intellij.openapi.util.Key
+import com.intellij.ui.popup.WizardPopup
+import com.intellij.ui.speedSearch.SpeedSearch
+import com.intellij.ui.speedSearch.SpeedSearchSupply
+import java.awt.event.ActionEvent
+import java.awt.event.KeyEvent
+import javax.swing.AbstractAction
+import javax.swing.JList
+import javax.swing.KeyStroke
+
+internal object VimListNavigation {
+	private val KEY = Key.create<VimNavigationDispatcher<JList<*>>>("KeyboardMaster-VimListNavigation")
+	
+	private val ROOT_NODE = Parent<VimNavigationDispatcher<JList<*>>>(
+		mapOf(
+			KeyStroke.getKeyStroke('A') to IdeaAction("MaximizeToolWindow"),
+			KeyStroke.getKeyStroke('f') to StartSearch(),
+			KeyStroke.getKeyStroke('g') to Parent(
+				mapOf(
+					KeyStroke.getKeyStroke('g') to IdeaAction("List-selectFirstRow"),
+				)
+			),
+			KeyStroke.getKeyStroke('G') to IdeaAction("List-selectLastRow"),
+			KeyStroke.getKeyStroke('j') to IdeaAction("List-selectNextRow"),
+			KeyStroke.getKeyStroke('k') to IdeaAction("List-selectPreviousRow"),
+			KeyStroke.getKeyStroke('m') to IdeaAction("ShowPopupMenu"),
+			KeyStroke.getKeyStroke('o') to IdeaAction("List-selectNextColumn"),
+			KeyStroke.getKeyStroke('q') to IdeaAction("HideActiveWindow"),
+			KeyStroke.getKeyStroke('x') to IdeaAction("List-selectPreviousColumn"),
+			KeyStroke.getKeyStroke('/') to StartSearch(),
+		)
+	)
+	
+	fun install(component: JList<*>) {
+		if (component.getUserData(KEY) == null && component.javaClass.enclosingClass.let { it == null || WizardPopup::class.java.isAssignableFrom(it) }) {
+			component.putUserData(KEY, VimNavigationDispatcher(component, ROOT_NODE))
+		}
+	}
+	
+	fun install(component: JList<*>, popup: WizardPopup) {
+		if (component.getUserData(KEY) == null) {
+			component.putUserData(KEY, VimPopupListNavigationDispatcher(component, popup))
+		}
+	}
+	
+	@Suppress("serial")
+	private class VimPopupListNavigationDispatcher(component: JList<*>, popup: WizardPopup) : VimNavigationDispatcher<JList<*>>(component, ROOT_NODE) {
+		init {
+			val speedSearch = SpeedSearchSupply.getSupply(component, true) as? SpeedSearch
+			if (speedSearch != null) {
+				installSpeedSearch(speedSearch, popup)
+			}
+		}
+		
+		private fun installSpeedSearch(speedSearch: SpeedSearch, popup: WizardPopup) {
+			val pauseAction = PauseSpeedSearchAction(this, speedSearch)
+			
+			for (keyStroke in getAllKeyStrokes()) {
+				if (keyStroke.keyEventType != KeyEvent.KEY_TYPED) {
+					continue
+				}
+				
+				val keyCode = KeyEvent.getExtendedKeyCodeForChar(keyStroke.keyChar.code)
+				if (keyCode != KeyEvent.VK_UNDEFINED) {
+					popup.registerAction("KeyboardMaster-VimListNavigation-PauseSpeedSearch", KeyStroke.getKeyStroke(keyCode, 0), pauseAction)
+					popup.registerAction("KeyboardMaster-VimListNavigation-PauseSpeedSearch", KeyStroke.getKeyStroke(keyCode, KeyEvent.SHIFT_DOWN_MASK), pauseAction)
+				}
+			}
+			
+			// WizardPopup only checks key codes against its input map, but key codes may be undefined for some characters.
+			popup.registerAction("KeyboardMaster-VimListNavigation-PauseSpeedSearch", KeyStroke.getKeyStroke(KeyEvent.CHAR_UNDEFINED, 0), pauseAction)
+			popup.registerAction("KeyboardMaster-VimListNavigation-PauseSpeedSearch", KeyStroke.getKeyStroke(KeyEvent.CHAR_UNDEFINED, KeyEvent.SHIFT_DOWN_MASK), pauseAction)
+		}
+		
+		private class PauseSpeedSearchAction(private val dispatcher: VimNavigationDispatcher<JList<*>>, private val speedSearch: SpeedSearch) : AbstractAction() {
+			override fun actionPerformed(e: ActionEvent) {
+				if (!dispatcher.isSearching.get()) {
+					speedSearch.setEnabled(false)
+					ApplicationManager.getApplication().invokeLater { speedSearch.setEnabled(true) }
+				}
+			}
+		}
+	}
+}

src/main/kotlin/com/chylex/intellij/keyboardmaster/feature/vimNavigation/components/VimTableNavigation.kt

@@ -0,0 +1,41 @@
+package com.chylex.intellij.keyboardmaster.feature.vimNavigation.components
+
+import com.chylex.intellij.keyboardmaster.feature.vimNavigation.KeyStrokeNode.IdeaAction
+import com.chylex.intellij.keyboardmaster.feature.vimNavigation.KeyStrokeNode.Parent
+import com.chylex.intellij.keyboardmaster.feature.vimNavigation.VimNavigationDispatcher
+import com.chylex.intellij.keyboardmaster.feature.vimNavigation.VimNavigationDispatcher.StartSearch
+import com.intellij.openapi.ui.getUserData
+import com.intellij.openapi.ui.putUserData
+import com.intellij.openapi.util.Key
+import javax.swing.JTable
+import javax.swing.KeyStroke
+
+internal object VimTableNavigation {
+	private val KEY = Key.create<VimNavigationDispatcher<JTable>>("KeyboardMaster-VimTableNavigation")
+	
+	private val ROOT_NODE = Parent<VimNavigationDispatcher<JTable>>(
+		mapOf(
+			KeyStroke.getKeyStroke('A') to IdeaAction("MaximizeToolWindow"),
+			KeyStroke.getKeyStroke('f') to StartSearch(),
+			KeyStroke.getKeyStroke('g') to Parent(
+				mapOf(
+					KeyStroke.getKeyStroke('g') to IdeaAction("Table-selectFirstRow"),
+				)
+			),
+			KeyStroke.getKeyStroke('G') to IdeaAction("Table-selectLastRow"),
+			KeyStroke.getKeyStroke('h') to IdeaAction("Table-selectPreviousColumn"),
+			KeyStroke.getKeyStroke('j') to IdeaAction("Table-selectNextRow"),
+			KeyStroke.getKeyStroke('k') to IdeaAction("Table-selectPreviousRow"),
+			KeyStroke.getKeyStroke('l') to IdeaAction("Table-selectNextColumn"),
+			KeyStroke.getKeyStroke('m') to IdeaAction("ShowPopupMenu"),
+			KeyStroke.getKeyStroke('q') to IdeaAction("HideActiveWindow"),
+			KeyStroke.getKeyStroke('/') to StartSearch(),
+		)
+	)
+	
+	fun install(component: JTable) {
+		if (component.getUserData(KEY) == null) {
+			component.putUserData(KEY, VimNavigationDispatcher(component, ROOT_NODE))
+		}
+	}
+}

src/main/kotlin/com/chylex/intellij/keyboardmaster/feature/vimNavigation/components/VimTreeNavigation.kt

@@ -0,0 +1,80 @@
+package com.chylex.intellij.keyboardmaster.feature.vimNavigation.components
+
+import com.chylex.intellij.keyboardmaster.feature.vimNavigation.KeyStrokeNode.ActionNode
+import com.chylex.intellij.keyboardmaster.feature.vimNavigation.KeyStrokeNode.IdeaAction
+import com.chylex.intellij.keyboardmaster.feature.vimNavigation.KeyStrokeNode.Parent
+import com.chylex.intellij.keyboardmaster.feature.vimNavigation.VimNavigationDispatcher
+import com.chylex.intellij.keyboardmaster.feature.vimNavigation.VimNavigationDispatcher.StartSearch
+import com.intellij.openapi.actionSystem.AnActionEvent
+import com.intellij.openapi.ui.getUserData
+import com.intellij.openapi.ui.putUserData
+import com.intellij.openapi.util.Key
+import java.awt.event.KeyEvent
+import javax.swing.JTree
+import javax.swing.KeyStroke
+
+internal object VimTreeNavigation {
+	private val KEY = Key.create<VimNavigationDispatcher<JTree>>("KeyboardMaster-VimTreeNavigation")
+	
+	private val ROOT_NODE = Parent(
+		mapOf(
+			KeyStroke.getKeyStroke('A') to IdeaAction("MaximizeToolWindow"),
+			KeyStroke.getKeyStroke('f') to StartSearch(),
+			KeyStroke.getKeyStroke('g') to Parent(
+				mapOf(
+					KeyStroke.getKeyStroke('g') to IdeaAction("Tree-selectFirst"),
+				)
+			),
+			KeyStroke.getKeyStroke('G') to IdeaAction("Tree-selectLast"),
+			KeyStroke.getKeyStroke('j') to IdeaAction("Tree-selectNext"),
+			KeyStroke.getKeyStroke('j', KeyEvent.ALT_DOWN_MASK) to IdeaAction("Tree-selectNextSibling"),
+			KeyStroke.getKeyStroke('k') to IdeaAction("Tree-selectPrevious"),
+			KeyStroke.getKeyStroke('k', KeyEvent.ALT_DOWN_MASK) to IdeaAction("Tree-selectPreviousSibling"),
+			KeyStroke.getKeyStroke('m') to IdeaAction("ShowPopupMenu"),
+			KeyStroke.getKeyStroke('o') to ExpandOrCollapseTreeNode,
+			KeyStroke.getKeyStroke('O') to IdeaAction("FullyExpandTreeNode"),
+			KeyStroke.getKeyStroke('p') to IdeaAction("Tree-selectParentNoCollapse"),
+			KeyStroke.getKeyStroke('q') to IdeaAction("HideActiveWindow"),
+			KeyStroke.getKeyStroke('x') to CollapseSelfOrParentNode,
+			KeyStroke.getKeyStroke('X') to IdeaAction("CollapseTreeNode"),
+			KeyStroke.getKeyStroke('/') to StartSearch(),
+		)
+	)
+	
+	fun install(component: JTree) {
+		if (component.getUserData(KEY) == null) {
+			component.putUserData(KEY, VimNavigationDispatcher(component, ROOT_NODE))
+		}
+	}
+	
+	private data object ExpandOrCollapseTreeNode : ActionNode<VimNavigationDispatcher<JTree>> {
+		override fun performAction(holder: VimNavigationDispatcher<JTree>, actionEvent: AnActionEvent, keyEvent: KeyEvent) {
+			val tree = holder.component
+			val path = tree.selectionPath ?: return
+			
+			if (tree.isExpanded(path)) {
+				tree.collapsePath(path)
+			}
+			else {
+				tree.expandPath(path)
+			}
+		}
+	}
+	
+	private data object CollapseSelfOrParentNode : ActionNode<VimNavigationDispatcher<JTree>> {
+		override fun performAction(holder: VimNavigationDispatcher<JTree>, actionEvent: AnActionEvent, keyEvent: KeyEvent) {
+			val tree = holder.component
+			val path = tree.selectionPath ?: return
+			
+			if (tree.isExpanded(path)) {
+				tree.collapsePath(path)
+			}
+			else {
+				val parentPath = path.parentPath
+				if (parentPath.parentPath != null || tree.isRootVisible) {
+					tree.collapsePath(parentPath)
+				}
+			}
+		}
+	}
+}