wip

src/vs/workbench/browser/parts/editor/media/tabstitle.css

+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+/* Title Actions */
+.monaco-workbench > .part.editor > .content > .one-editor-container > .title .title-actions {
+	display: flex;
+	flex: initial;
+}
+
+.monaco-workbench > .part.editor > .content > .one-editor-container .title.inactive .title-actions {
+	opacity: 0.5;
+}
+
+.monaco-workbench > .part.editor > .content > .one-editor-container > .title .title-actions .action-label {
+	display: block;
+	height: 35px;
+	width: 28px;
+	background-size: 16px;
+	background-position: center center;
+	background-repeat: no-repeat;
+}
+
+.monaco-workbench > .part.editor > .content > .one-editor-container > .title .title-actions .action-label .label {
+	display: none;
+}
+
+.monaco-workbench > .part.editor > .content > .one-editor-container > .title .title-actions .editor-group-toolbar {
+	padding-left: 4px;
+	background-color: rgba(128, 128, 128, 0.2);
+}
\ No newline at end of file

src/vs/workbench/browser/parts/editor/sideBySideEditorControl.ts

@@ -26,7 +26,7 @@ import {ITelemetryService} from 'vs/platform/telemetry/common/telemetry';
 import {IInstantiationService} from 'vs/platform/instantiation/common/instantiation';
 import {IKeybindingService} from 'vs/platform/keybinding/common/keybindingService';
 import {IDisposable, dispose} from 'vs/base/common/lifecycle';
-import {NoTabsTitleControl} from 'vs/workbench/browser/parts/editor/noTabsTitleControl';
+import {TabsTitleControl} from 'vs/workbench/browser/parts/editor/tabsTitleControl';
 import {IEditorStacksModel} from 'vs/workbench/common/editor';
 import {ITitleAreaControl} from 'vs/workbench/browser/parts/editor/titleControl';
 
@@ -699,7 +699,7 @@ export class SideBySideEditorControl implements ISideBySideEditorControl, IVerti
 			this.titleContainer[position] = $(this.containers[position]).div({ 'class': 'title' });
 			this.hookTitleDragListener(position);
 
-			this.titleAreaControl[position] = this.instantiationService.createInstance(NoTabsTitleControl);
+			this.titleAreaControl[position] = this.instantiationService.createInstance(TabsTitleControl);
 			this.titleAreaControl[position].create($(this.titleContainer[position]));
 			this.titleAreaControl[position].setContext(this.stacks.groupAt(position));
 		});

src/vs/workbench/browser/parts/editor/tabsTitleControl.ts

+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the MIT License. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+'use strict';
+
+import 'vs/css!./media/tabstitle';
+import {prepareActions} from 'vs/workbench/browser/actionBarRegistry';
+import arrays = require('vs/base/common/arrays');
+import {Builder, $} from 'vs/base/browser/builder';
+import {IEditorGroup} from 'vs/workbench/common/editor';
+import {ToolBar} from 'vs/base/browser/ui/toolbar/toolbar';
+import {IWorkbenchEditorService} from 'vs/workbench/services/editor/common/editorService';
+import {IContextMenuService} from 'vs/platform/contextview/browser/contextView';
+import {IEditorGroupService} from 'vs/workbench/services/group/common/groupService';
+import {IMessageService} from 'vs/platform/message/common/message';
+import {ITelemetryService} from 'vs/platform/telemetry/common/telemetry';
+import {IInstantiationService} from 'vs/platform/instantiation/common/instantiation';
+import {IKeybindingService} from 'vs/platform/keybinding/common/keybindingService';
+import {TitleControl} from 'vs/workbench/browser/parts/editor/titleControl';
+
+export class TabsTitleControl extends TitleControl {
+	private titleContainer: Builder;
+
+	private groupActionsToolbar: ToolBar;
+
+	private currentPrimaryGroupActionIds: string[];
+	private currentSecondaryGroupActionIds: string[];
+
+	constructor(
+		@IContextMenuService contextMenuService: IContextMenuService,
+		@IInstantiationService instantiationService: IInstantiationService,
+		@IWorkbenchEditorService editorService: IWorkbenchEditorService,
+		@IEditorGroupService editorGroupService: IEditorGroupService,
+		@IKeybindingService keybindingService: IKeybindingService,
+		@ITelemetryService telemetryService: ITelemetryService,
+		@IMessageService messageService: IMessageService
+	) {
+		super(contextMenuService, instantiationService, editorService, editorGroupService, keybindingService, telemetryService, messageService);
+
+		this.currentPrimaryGroupActionIds = [];
+		this.currentSecondaryGroupActionIds = [];
+	}
+
+	public setContext(group: IEditorGroup): void {
+		super.setContext(group);
+
+		this.groupActionsToolbar.context = { group };
+	}
+
+	public create(parent: Builder): void {
+		this.titleContainer = $(parent);
+
+		// Group Actions Container
+		parent.div({
+			'class': 'title-actions'
+		}, (div) => {
+
+			// Editor actions
+			this.groupActionsToolbar = this.doCreateToolbar(div);
+			this.groupActionsToolbar.getContainer().addClass('editor-group-toolbar');
+		});
+	}
+
+	public refresh(): void {
+		if (!this.context) {
+			return;
+		}
+
+		const group = this.context;
+		const editor = group.activeEditor;
+		if (!editor) {
+			this.groupActionsToolbar.setActions([], [])();
+
+			this.currentPrimaryGroupActionIds = [];
+			this.currentSecondaryGroupActionIds = [];
+
+			return; // return early if we are being closed
+		}
+
+		// Update Group Actions Toolbar
+		const groupActions = this.getGroupActions(group);
+		const primaryGroupActions = prepareActions(groupActions.primary);
+		const secondaryGroupActions = prepareActions(groupActions.secondary);
+		const primaryGroupActionIds = primaryGroupActions.map(a => a.id);
+		const secondaryGroupActionIds = secondaryGroupActions.map(a => a.id);
+
+		if (!arrays.equals(primaryGroupActionIds, this.currentPrimaryGroupActionIds) || !arrays.equals(secondaryGroupActionIds, this.currentSecondaryGroupActionIds)) {
+			this.groupActionsToolbar.setActions(primaryGroupActions, secondaryGroupActions)();
+			this.currentPrimaryGroupActionIds = primaryGroupActionIds;
+			this.currentSecondaryGroupActionIds = secondaryGroupActionIds;
+		}
+	}
+
+	public dispose(): void {
+		super.dispose();
+
+		// Toolbars
+		this.groupActionsToolbar.dispose();
+	}
+}
\ No newline at end of file