From f247b57b0ce72fdbe2db701d5eb9bfef31d44889 Mon Sep 17 00:00:00 2001
From: fangnx <naxin.fang@ericsson.com>
Date: Tue, 2 Jul 2019 16:42:25 -0400
Subject: [PATCH] Fixed #5500: implemented "Toggle Minimap" command -
 Implemented the "Toggle Minimap" command in the command pallete.

Signed-off-by: fangnx <naxin.fang@ericsson.com>
---
 packages/editor/src/browser/editor-command.ts    |  9 +++++++++
 .../browser/editor-navigation-contribution.ts    | 16 ++++++++++++++++
 2 files changed, 25 insertions(+)

diff --git a/packages/editor/src/browser/editor-command.ts b/packages/editor/src/browser/editor-command.ts
index e3109061d7824..f8d4daaafca01 100644
--- a/packages/editor/src/browser/editor-command.ts
+++ b/packages/editor/src/browser/editor-command.ts
@@ -100,6 +100,14 @@ export namespace EditorCommands {
         category: 'View',
         label: 'Show All Opened Editors'
     };
+    /**
+     * Command that toggles the minimap.
+     */
+    export const TOGGLE_MINIMAP: Command = {
+        id: 'editor.action.toggleMinimap',
+        category: 'View',
+        label: 'Toggle Minimap'
+    };
 }
 
 @injectable()
@@ -138,6 +146,7 @@ export class EditorCommandContribution implements CommandContribution {
         registry.registerCommand(EditorCommands.GO_FORWARD);
         registry.registerCommand(EditorCommands.GO_LAST_EDIT);
         registry.registerCommand(EditorCommands.CLEAR_EDITOR_HISTORY);
+        registry.registerCommand(EditorCommands.TOGGLE_MINIMAP);
 
         registry.registerCommand(CommonCommands.AUTO_SAVE, {
             isToggled: () => this.isAutoSaveOn(),
diff --git a/packages/editor/src/browser/editor-navigation-contribution.ts b/packages/editor/src/browser/editor-navigation-contribution.ts
index 7fda5fd6dfb0f..9cb2ab7964605 100644
--- a/packages/editor/src/browser/editor-navigation-contribution.ts
+++ b/packages/editor/src/browser/editor-navigation-contribution.ts
@@ -26,6 +26,7 @@ import { EditorManager } from './editor-manager';
 import { TextEditor, Position, Range, TextDocumentChangeEvent } from './editor';
 import { NavigationLocation } from './navigation/navigation-location';
 import { NavigationLocationService } from './navigation/navigation-location-service';
+import { PreferenceService, PreferenceScope } from '@theia/core/lib/browser';
 
 @injectable()
 export class EditorNavigationContribution implements Disposable, FrontendApplicationContribution {
@@ -47,6 +48,9 @@ export class EditorNavigationContribution implements Disposable, FrontendApplica
     @inject(StorageService)
     protected readonly storageService: StorageService;
 
+    @inject(PreferenceService)
+    protected readonly preferenceService: PreferenceService;
+
     @inject(CommandRegistry)
     protected readonly commandRegistry: CommandRegistry;
 
@@ -73,6 +77,10 @@ export class EditorNavigationContribution implements Disposable, FrontendApplica
             execute: () => this.locationStack.clearHistory(),
             isEnabled: () => this.locationStack.locations().length > 0
         });
+        this.commandRegistry.registerHandler(EditorCommands.TOGGLE_MINIMAP.id, {
+            execute: () => this.toggleMinimap(),
+            isEnabled: () => true
+        });
     }
 
     async onStart(): Promise<void> {
@@ -88,6 +96,14 @@ export class EditorNavigationContribution implements Disposable, FrontendApplica
         this.toDispose.dispose();
     }
 
+    /**
+     * Toggle the display of minimap in the editor.
+     */
+    protected async toggleMinimap(): Promise<void> {
+        const value: boolean | undefined = this.preferenceService.get('editor.minimap.enabled');
+        this.preferenceService.set('editor.minimap.enabled', !value, PreferenceScope.User);
+    }
+
     protected onCurrentEditorChanged(editorWidget: EditorWidget | undefined): void {
         this.toDisposePerCurrentEditor.dispose();
         if (editorWidget) {