fix: restore window.titleBarStyle and breadcrumbs.enabled

arduino-ide-extension/src/browser/style/main.css

@@ -100,6 +100,19 @@
     background-color: var(--theia-titleBar-activeBackground);
 }
 
+#arduino-toolbar-panel {
+    background: var(--theia-titleBar-activeBackground);
+    color: var(--theia-titleBar-activeForeground);
+    display: flex;
+    min-height: var(--theia-private-menubar-height);
+    border-bottom: 1px solid var(--theia-titleBar-border);
+}
+#arduino-toolbar-panel:window-inactive,
+#arduino-toolbar-panel:-moz-window-inactive {
+    background: var(--theia-titleBar-inactiveBackground);
+    color: var(--theia-titleBar-inactiveForeground);
+}
+
 #arduino-toolbar-container {
     display: flex;
     width: 100%;

arduino-ide-extension/src/browser/theia/core/application-shell.ts

@@ -7,6 +7,8 @@ import {
   SHELL_TABBAR_CONTEXT_MENU,
   TabBar,
   Widget,
+  Layout,
+  SplitPanel,
 } from '@theia/core/lib/browser';
 import {
   ConnectionStatus,
@@ -17,17 +19,23 @@ import { MessageService } from '@theia/core/lib/common/message-service';
 import { inject, injectable } from '@theia/core/shared/inversify';
 import { ToolbarAwareTabBar } from './tab-bars';
 
+interface WidgetOptions
+  extends Omit<TheiaApplicationShell.WidgetOptions, 'area'> {
+  area?: TheiaApplicationShell.Area | 'toolbar';
+}
+
 @injectable()
 export class ApplicationShell extends TheiaApplicationShell {
   @inject(MessageService)
   private readonly messageService: MessageService;
 
   @inject(ConnectionStatusService)
   private readonly connectionStatusService: ConnectionStatusService;
+  private toolbarPanel: Panel;
 
   override async addWidget(
     widget: Widget,
-    options: Readonly<TheiaApplicationShell.WidgetOptions> = {}
+    options: Readonly<WidgetOptions> = {}
   ): Promise<void> {
     // By default, Theia open a widget **next** to the currently active in the target area.
     // Instead of this logic, we want to open the new widget after the last of the target area.
@@ -37,8 +45,12 @@ export class ApplicationShell extends TheiaApplicationShell {
       );
       return;
     }
+    if (options.area === 'toolbar') {
+      this.toolbarPanel.addWidget(widget);
+      return;
+    }
+    const area = options.area || 'main';
     let ref: Widget | undefined = options.ref;
-    const area: TheiaApplicationShell.Area = options.area || 'main';
     if (!ref && (area === 'main' || area === 'bottom')) {
       const tabBar = this.getTabBarFor(area);
       if (tabBar) {
@@ -48,14 +60,57 @@ export class ApplicationShell extends TheiaApplicationShell {
         }
       }
     }
-    return super.addWidget(widget, { ...options, ref });
+    return super.addWidget(widget, {
+      ...(<TheiaApplicationShell.WidgetOptions>options),
+      ref,
+    });
   }
 
   override handleEvent(): boolean {
     // NOOP, dragging has been disabled
     return false;
   }
 
+  protected override initializeShell(): void {
+    this.toolbarPanel = this.createToolbarPanel();
+    super.initializeShell();
+  }
+
+  private createToolbarPanel(): Panel {
+    const toolbarPanel = new Panel();
+    toolbarPanel.id = 'arduino-toolbar-panel';
+    toolbarPanel.show();
+    return toolbarPanel;
+  }
+
+  protected override createLayout(): Layout {
+    const bottomSplitLayout = this.createSplitLayout(
+      [this.mainPanel, this.bottomPanel],
+      [1, 0],
+      { orientation: 'vertical', spacing: 0 }
+    );
+    const panelForBottomArea = new SplitPanel({ layout: bottomSplitLayout });
+    panelForBottomArea.id = 'theia-bottom-split-panel';
+
+    const leftRightSplitLayout = this.createSplitLayout(
+      [
+        this.leftPanelHandler.container,
+        panelForBottomArea,
+        this.rightPanelHandler.container,
+      ],
+      [0, 1, 0],
+      { orientation: 'horizontal', spacing: 0 }
+    );
+    const panelForSideAreas = new SplitPanel({ layout: leftRightSplitLayout });
+    panelForSideAreas.id = 'theia-left-right-split-panel';
+
+    return this.createBoxLayout(
+      [this.topPanel, this.toolbarPanel, panelForSideAreas, this.statusBar],
+      [0, 0, 1, 0],
+      { direction: 'top-to-bottom', spacing: 0 }
+    );
+  }
+
   // Avoid hiding top panel as we use it for arduino toolbar
   protected override createTopPanel(): Panel {
     const topPanel = super.createTopPanel();

arduino-ide-extension/src/browser/theia/core/tab-bars.ts

@@ -23,11 +23,6 @@ export class TabBarRenderer extends TheiaTabBarRenderer {
 }
 
 export class ToolbarAwareTabBar extends TheiaToolbarAwareTabBar {
-  protected override async updateBreadcrumbs(): Promise<void> {
-    // NOOP
-    // IDE2 does not use breadcrumbs.
-  }
-
   private readonly doUpdateToolbar = debounce(() => super.updateToolbar(), 500);
   protected override updateToolbar(): void {
     // Unlike Theia, IDE2 debounces the toolbar updates with 500ms

arduino-ide-extension/src/browser/toolbar/arduino-toolbar-contribution.ts

@@ -19,7 +19,8 @@ export class ArduinoToolbarContainer extends Widget {
     this.toolbars = toolbars;
   }
 
-  override onAfterAttach(msg: Message) {
+  override onAfterAttach(msg: Message): void {
+    super.onAfterAttach(msg);
     for (const toolbar of this.toolbars) {
       Widget.attach(toolbar, this.node);
     }
@@ -56,9 +57,11 @@ export class ArduinoToolbarContribution
     );
   }
 
-  onStart(app: FrontendApplication) {
-    app.shell.addWidget(this.arduinoToolbarContainer, {
-      area: 'top',
-    });
+  onStart(app: FrontendApplication): void {
+    // eslint-disable-next-line @typescript-eslint/no-explicit-any
+    const options = <any>{
+      area: 'toolbar',
+    };
+    app.shell.addWidget(this.arduinoToolbarContainer, options);
   }
 }

arduino-ide-extension/src/electron-browser/theia/core/electron-main-menu-factory.ts

@@ -5,7 +5,6 @@ import {
   CommandMenuNode,
   CompoundMenuNode,
   CompoundMenuNodeRole,
-  MAIN_MENU_BAR,
   MenuNode,
   MenuPath,
 } from '@theia/core/lib/common/menu';
@@ -39,18 +38,9 @@ export class ElectronMainMenuFactory extends TheiaElectronMainMenuFactory {
     });
   }
 
-  override createElectronMenuBar(): Electron.Menu {
+  override createElectronMenuBar(): Electron.Menu | null {
     this._toggledCommands.clear(); // https://github.com/eclipse-theia/theia/issues/8977
-    const menuModel = this.menuProvider.getMenu(MAIN_MENU_BAR);
-    const template = this.fillMenuTemplate([], menuModel, [], {
-      rootMenuPath: MAIN_MENU_BAR,
-    });
-    if (isOSX) {
-      template.unshift(this.createOSXMenu());
-    }
-    const menu = remote.Menu.buildFromTemplate(this.escapeAmpersand(template));
-    this._menu = menu;
-    return menu;
+    return super.createElectronMenuBar();
   }
 
   override async setMenuBar(): Promise<void> {
@@ -61,13 +51,7 @@ export class ElectronMainMenuFactory extends TheiaElectronMainMenuFactory {
       this.updateWhenReady = true;
       return;
     }
-    await this.preferencesService.ready;
-    const createdMenuBar = this.createElectronMenuBar();
-    if (isOSX) {
-      remote.Menu.setApplicationMenu(createdMenuBar);
-    } else {
-      remote.getCurrentWindow().setMenu(createdMenuBar);
-    }
+    return super.setMenuBar();
   }
 
   override createElectronContextMenu(

arduino-ide-extension/src/electron-browser/theia/core/electron-menu-contribution.ts

@@ -1,53 +1,38 @@
-import { inject, injectable } from '@theia/core/shared/inversify';
+import {
+  getCurrentWebContents,
+  getCurrentWindow,
+} from '@theia/core/electron-shared/@electron/remote';
+import { FrontendApplication } from '@theia/core/lib/browser/frontend-application';
+import { KeybindingRegistry } from '@theia/core/lib/browser/keybinding';
+import { PreferenceScope } from '@theia/core/lib/browser/preferences/preference-scope';
 import { CommandRegistry } from '@theia/core/lib/common/command';
 import { MenuModelRegistry } from '@theia/core/lib/common/menu';
-import { KeybindingRegistry } from '@theia/core/lib/browser/keybinding';
 import {
-  ElectronMenuContribution as TheiaElectronMenuContribution,
   ElectronCommands,
+  ElectronMenuContribution as TheiaElectronMenuContribution,
 } from '@theia/core/lib/electron-browser/menu/electron-menu-contribution';
-import { MainMenuManager } from '../../../common/main-menu-manager';
-import { FrontendApplicationStateService } from '@theia/core/lib/browser/frontend-application-state';
-import { FrontendApplication } from '@theia/core/lib/browser/frontend-application';
 import { ZoomLevel } from '@theia/core/lib/electron-browser/window/electron-window-preferences';
-import { PreferenceScope } from '@theia/core/lib/browser/preferences/preference-scope';
-import {
-  getCurrentWindow,
-  getCurrentWebContents,
-} from '@theia/core/electron-shared/@electron/remote';
+import { injectable } from '@theia/core/shared/inversify';
+import { MainMenuManager } from '../../../common/main-menu-manager';
 
 @injectable()
 export class ElectronMenuContribution
   extends TheiaElectronMenuContribution
   implements MainMenuManager
 {
-  @inject(FrontendApplicationStateService)
-  private readonly appStateService: FrontendApplicationStateService;
-
-  // private appReady = false;
-  // private updateWhenReady = false;
+  private app: FrontendApplication;
 
   override onStart(app: FrontendApplication): void {
+    this.app = app;
     super.onStart(app);
-    this.appStateService.reachedState('ready').then(() => {
-      // this.appReady = true;
-      // if (this.updateWhenReady) {
-      //   this.update();
-      // }
-    });
-  }
-
-  protected override hideTopPanel(): void {
-    // NOOP
-    // We reuse the `div` for the Arduino toolbar.
   }
 
   update(): void {
-    // if (this.appReady) {
-    (this as any).setMenu();
-    // } else {
-    //   this.updateWhenReady = true;
-    // }
+    // no menu updates before `onStart`
+    if (!this.app) {
+      return;
+    }
+    this.setMenu(this.app);
   }
 
   override registerCommands(registry: CommandRegistry): void {

arduino-ide-extension/src/electron-main/theia/electron-main-application.ts

@@ -19,8 +19,13 @@ import {
 } from '@theia/core/lib/electron-main/electron-main-application';
 import { URI } from '@theia/core/shared/vscode-uri';
 import { Deferred } from '@theia/core/lib/common/promise-util';
-import * as os from '@theia/core/lib/common/os';
-import { Restart } from '@theia/core/lib/electron-common/messaging/electron-messages';
+import { isOSX } from '@theia/core/lib/common/os';
+import {
+  RequestTitleBarStyle,
+  Restart,
+  TitleBarStyleAtStartup,
+  TitleBarStyleChanged,
+} from '@theia/core/lib/electron-common/messaging/electron-messages';
 import { TheiaBrowserWindowOptions } from '@theia/core/lib/electron-main/theia-electron-window';
 import { IsTempSketch } from '../../node/is-temp-sketch';
 import {
@@ -176,7 +181,7 @@ export class ElectronMainApplication extends TheiaElectronMainApplication {
 
   private attachFileAssociations(cwd: string): void {
     // OSX: register open-file event
-    if (os.isOSX) {
+    if (isOSX) {
       app.on('open-file', async (event, path) => {
         event.preventDefault();
         const resolvedPath = await this.resolvePath(path, cwd);
@@ -330,10 +335,19 @@ export class ElectronMainApplication extends TheiaElectronMainApplication {
   }
 
   protected override getTitleBarStyle(
-    // eslint-disable-next-line @typescript-eslint/no-unused-vars
-    _config: FrontendApplicationConfig
+    config: FrontendApplicationConfig
   ): 'native' | 'custom' {
-    return 'native';
+    const storedFrame = this.electronStore.get('windowstate')?.frame;
+    if (storedFrame !== undefined) {
+      return !!storedFrame ? 'native' : 'custom';
+    }
+    if (config.preferences && config.preferences['window.titleBarStyle']) {
+      const titleBarStyle = config.preferences['window.titleBarStyle'];
+      if (titleBarStyle === 'native' || titleBarStyle === 'custom') {
+        return titleBarStyle;
+      }
+    }
+    return 'custom';
   }
 
   protected override hookApplicationEvents(): void {
@@ -351,6 +365,21 @@ export class ElectronMainApplication extends TheiaElectronMainApplication {
         this.delete(sketch);
       }
     });
+    ipcMain.on(TitleBarStyleChanged, ({ sender }, titleBarStyle: string) => {
+      this.useNativeWindowFrame = isOSX || titleBarStyle === 'native';
+      const browserWindow = BrowserWindow.fromId(sender.id);
+      if (browserWindow) {
+        this.saveWindowState(browserWindow);
+      } else {
+        console.warn(`no BrowserWindow with id: ${sender.id}`);
+      }
+    });
+    ipcMain.on(RequestTitleBarStyle, ({ sender }) => {
+      sender.send(
+        TitleBarStyleAtStartup,
+        this.didUseNativeWindowFrameOnStart.get(sender.id) ? 'native' : 'custom'
+      );
+    });
   }
 
   protected override async onSecondInstance(