add extension tips widget

src/vs/workbench/parts/extensions/common/extensions.ts

@@ -59,5 +59,5 @@ export var IExtensionTipsService = createDecorator<IExtensionTipsService>('exten
 export interface IExtensionTipsService {
 	serviceId: ServiceIdentifier<any>;
 	tips: IExtension[];
-	onDidChangeTips: Event<void>;
+	onDidChangeTips: Event<IExtension[]>;
 }

src/vs/workbench/parts/extensions/electron-browser/extensionTipsService.ts

@@ -68,7 +68,7 @@ export class ExtensionTipsService implements IExtensionTipsService {
 
 	serviceId: any;
 
-	private _onDidChangeTips: Emitter<void> = new Emitter<void>();
+	private _onDidChangeTips: Emitter<IExtension[]> = new Emitter<IExtension[]>();
 	private _tips: { [id: string]: ExtensionTip } = Object.create(null);
 	private _toDispose: IDisposable[] = [];
 	private _availableExtensions: Promise<ExtensionMap>;
@@ -81,7 +81,7 @@ export class ExtensionTipsService implements IExtensionTipsService {
 	) {
 
 		configurationService.loadConfiguration('extensions').then(value => {
-			if (value && value.enableSuggestions) {
+			if (value && value.experimentalSuggestions === true) {
 				this._init();
 			}
 		}, onUnexpectedError);
@@ -91,7 +91,7 @@ export class ExtensionTipsService implements IExtensionTipsService {
 		this._toDispose = disposeAll(this._toDispose);
 	}
 
-	get onDidChangeTips(): Event<void> {
+	get onDidChangeTips(): Event<IExtension[]> {
 		return this._onDidChangeTips.event;
 	}
 
@@ -112,8 +112,12 @@ export class ExtensionTipsService implements IExtensionTipsService {
 		// don't suggest what got installed
 		this._toDispose.push(this._extensionService.onDidInstallExtension(ext => {
 			const id = `${ext.publisher}.${ext.name}`;
+			let change = false;
 			if (delete this._tips[id]) {
-				this._onDidChangeTips.fire(void 0);
+				change = true;
+			}
+			if (change) {
+				this._onDidChangeTips.fire(this.tips);
 			}
 			this._availableExtensions = this._getAvailableExtensions();
 		}));
@@ -189,19 +193,19 @@ export class ExtensionTipsService implements IExtensionTipsService {
 			});
 
 			if (change) {
-				this._onDidChangeTips.fire(undefined);
+				this._onDidChangeTips.fire(this.tips);
 			}
 		}, onUnexpectedError);
 	}
 
 	private static _extensionByPattern: { [pattern: string]: string } = {
 		'jrieken.vscode-omnisharp': '{**/*.cs,**/project.json,**/global.json,**/*.csproj,**/*.sln}',
-		'eg2.tslint': '**/*.ts',
-		'dbaeumer.vscode-eslint': '{**/*.js,**/*.es6}',
-		'mkaufman.HTMLHint': '{**/*.html,**/*.htm}',
-		'seanmcbreen.Spell': '**/*.md',
-		'ms-vscode.jscs': '{**/*.js,**/*.es6}',
-		'ms-vscode.wordcount': '**/*.md',
-		'Ionide.Ionide-fsharp': '{**/*.fsx,**/*.fsi,**/*.fs,**/*.ml,**/*.mli}'
+		'msjsdiag.debugger-for-chrome': '{**/*.ts,**/*.tsx**/*.js,**/*.jsx,**/*.es6}',
+		'lukehoban.Go': '**/*.go',
+		'ms-vscode.PowerShell': '{**/*.ps,**/*.ps1}',
+		'austin.code-gnu-global': '{**/*.c,**/*.cpp,**/*.h}',
+		'Ionide.Ionide-fsharp': '{**/*.fsx,**/*.fsi,**/*.fs,**/*.ml,**/*.mli}',
+		'dbaeumer.vscode-eslint': '{**/*.js,**/*.jsx,**/*.es6}',
+		'eg2.tslint': '{**/*.ts,**/*.tsx}'
 	}
 }

src/vs/workbench/parts/extensions/electron-browser/extensions.contribution.ts

@@ -6,7 +6,7 @@
 import platform = require('vs/platform/platform');
 import { registerSingleton } from 'vs/platform/instantiation/common/extensions';
 import statusbar = require('vs/workbench/browser/parts/statusbar/statusbar');
-import { ExtensionsStatusbarItem } from 'vs/workbench/parts/extensions/electron-browser/extensionsWidgets';
+import { ExtensionsStatusbarItem, ExtensionTipsStatusbarItem } from 'vs/workbench/parts/extensions/electron-browser/extensionsWidgets';
 import { IGalleryService } from 'vs/workbench/parts/extensions/common/extensions';
 import { GalleryService } from 'vs/workbench/parts/extensions/node/vsoGalleryService';
 import { IWorkbenchContributionsRegistry, Extensions as WorkbenchExtensions } from 'vs/workbench/common/contributions';
@@ -25,4 +25,11 @@ registerSingleton(IGalleryService, GalleryService);
 	ExtensionsStatusbarItem,
 	statusbar.StatusbarAlignment.LEFT,
 	10 /* Low Priority */
+));
+
+// Register Statusbar item
+(<statusbar.IStatusbarRegistry>platform.Registry.as(statusbar.Extensions.Statusbar)).registerStatusbarItem(new statusbar.StatusbarItemDescriptor(
+	ExtensionTipsStatusbarItem,
+	statusbar.StatusbarAlignment.LEFT,
+	9 /* Low Priority */
 ));

src/vs/workbench/parts/extensions/electron-browser/extensionsWidgets.ts

@@ -15,7 +15,8 @@ import { IInstantiationService } from 'vs/platform/instantiation/common/instanti
 import { IMessageService, CloseAction } from 'vs/platform/message/common/message';
 import { UninstallAction } from 'vs/workbench/parts/extensions/electron-browser/extensionsActions';
 import { IQuickOpenService } from 'vs/workbench/services/quickopen/common/quickOpenService';
-import { IExtensionsService, IGalleryService, IExtension } from 'vs/workbench/parts/extensions/common/extensions';
+import { IExtensionsService, IGalleryService, IExtension, IExtensionTipsService } from 'vs/workbench/parts/extensions/common/extensions';
+import { OcticonLabel } from 'vs/base/browser/ui/octiconLabel/octiconLabel';
 
 var $ = dom.emmet;
 
@@ -83,3 +84,49 @@ export class ExtensionsStatusbarItem implements statusbar.IStatusbarItem {
 		};
 	}
 }
+
+export class ExtensionTipsStatusbarItem implements statusbar.IStatusbarItem {
+
+	private _domNode: HTMLElement;
+	private _label: OcticonLabel;
+	private _prevTips: IExtension[] = [];
+
+	constructor(
+		@IQuickOpenService private _quickOpenService: IQuickOpenService,
+		@IExtensionTipsService private _extensionTipsService: IExtensionTipsService
+	) {
+
+		this._extensionTipsService.onDidChangeTips(tips => {
+			// check for new tips
+			let hasNewTips = false;
+			for (let tip of tips) {
+				if (this._prevTips.indexOf(tip) < 0) {
+					this._prevTips.push(tip);
+					hasNewTips = true;
+				}
+			}
+			if (hasNewTips) {
+				dom.addClass(this._domNode, 'active');
+			}
+			// only keep 10 tips
+			while (this._prevTips.length > 10) {
+				this._prevTips.shift();
+			}
+		});
+	}
+
+	public render(container: HTMLElement): lifecycle.IDisposable {
+
+		this._domNode = document.createElement('a');
+		this._domNode.className = 'extensions-suggestions';
+		this._label = new OcticonLabel(this._domNode);
+		this._label.text = '$(light-bulb) extension tips';
+		container.appendChild(this._domNode);
+
+		return dom.addDisposableListener(this._domNode, 'click', event => this._onClick(event));
+	}
+
+	private _onClick(event: MouseEvent): void {
+		this._quickOpenService.show('ext tips ').then(() => dom.removeClass(this._domNode, 'active'));
+	}
+}

src/vs/workbench/parts/extensions/electron-browser/media/extensions.css

@@ -132,3 +132,19 @@
 	background-size: 14px;
 	background-position: 4px 50%;
 }
+
+.monaco-shell .extensions-suggestions {
+	visibility: hidden;
+	padding: 0 5px 0 5px;
+	-webkit-transition: visibility 250ms cubic-bezier(0.175, 0.885, 0.32, 1.275);
+	transition: visibility 250ms cubic-bezier(0.175, 0.885, 0.32, 1.275);
+}
+
+.monaco-shell .extensions-suggestions.active {
+	visibility: inherit;
+	background-color: rgba(76, 119, 76, 0.9);
+}
+
+.monaco-shell .extensions-suggestions > .octicon {
+	font-size: 14px;
+}