IJPL-172124 Allow to listen for command history popup events

IJ-CR-148020

(cherry picked from commit a8ae3afc201097a0644567d414cd4350d9c9373c)

GitOrigin-RevId: 7614f8449f0df3ca3221df95bf81d1b9061dd816

plugins/terminal/src/org/jetbrains/plugins/terminal/block/history/CommandHistoryListener.kt

@@ -0,0 +1,18 @@
+// Copyright 2000-2024 JetBrains s.r.o. and contributors. Use of this source code is governed by the Apache 2.0 license.
+package org.jetbrains.plugins.terminal.block.history
+
+import com.intellij.util.messages.Topic
+import org.jetbrains.annotations.ApiStatus
+import org.jetbrains.plugins.terminal.block.prompt.TerminalPromptModel
+
+@ApiStatus.Internal
+interface CommandHistoryListener {
+  fun commandHistoryShown(promptModel: TerminalPromptModel) {}
+
+  fun commandHistoryAborted(promptModel: TerminalPromptModel) {}
+
+  companion object {
+    @Topic.ProjectLevel
+    val TOPIC: Topic<CommandHistoryListener> = Topic(CommandHistoryListener::class.java, Topic.BroadcastDirection.NONE)
+  }
+}

plugins/terminal/src/org/jetbrains/plugins/terminal/block/history/CommandHistoryPresenter.kt

@@ -11,10 +11,10 @@ import com.intellij.openapi.editor.Editor
 import com.intellij.openapi.project.Project
 import com.intellij.openapi.util.Key
 import com.intellij.openapi.util.UserDataHolder
-import org.jetbrains.plugins.terminal.block.ui.getDisposed
-import org.jetbrains.plugins.terminal.block.ui.invokeLater
 import org.jetbrains.plugins.terminal.block.prompt.TerminalPromptController
 import org.jetbrains.plugins.terminal.block.prompt.TerminalPromptModel
+import org.jetbrains.plugins.terminal.block.ui.getDisposed
+import org.jetbrains.plugins.terminal.block.ui.invokeLater
 
 internal class CommandHistoryPresenter(
   private val project: Project,
@@ -68,6 +68,7 @@ internal class CommandHistoryPresenter(
 
     if (lookup.showLookup()) {
       lookup.ensureSelectionVisible(false)
+      project.messageBus.syncPublisher(CommandHistoryListener.TOPIC).commandHistoryShown(promptModel)
     }
     else thisLogger().error("Failed to show command history")
   }
@@ -83,6 +84,8 @@ internal class CommandHistoryPresenter(
       invokeLater(editor.getDisposed()) {
         promptModel.commandText = commandToRestore
         editor.caretModel.moveToOffset(editor.document.textLength)
+
+        project.messageBus.syncPublisher(CommandHistoryListener.TOPIC).commandHistoryAborted(promptModel)
       }
     }
   }