Feature/webview for model view (#1463)

* support webview for view model

* formatting

* remove unused imports

src/sql/parts/modelComponents/webview.component.ts

@@ -0,0 +1,130 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the Source EULA. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+import 'vs/css!./webview';
+import {
+	Component, Input, Inject, ChangeDetectorRef, forwardRef, ComponentFactoryResolver,
+	ViewChild, ViewChildren, ElementRef, Injector, OnDestroy, QueryList
+} from '@angular/core';
+
+import * as sqlops from 'sqlops';
+import Event, { Emitter } from 'vs/base/common/event';
+import { Webview } from 'vs/workbench/parts/html/browser/webview';
+import { addDisposableListener, EventType } from 'vs/base/browser/dom';
+import { Parts } from 'vs/workbench/services/part/common/partService';
+
+import { ComponentBase } from 'sql/parts/modelComponents/componentBase';
+import { IComponent, IComponentDescriptor, IModelStore, ComponentEventType } from 'sql/parts/modelComponents/interfaces';
+import { CommonServiceInterface } from 'sql/services/common/commonServiceInterface.service';
+
+@Component({
+	template: '',
+	selector: 'webview-component'
+})
+export default class WebViewComponent extends ComponentBase implements IComponent, OnDestroy {
+	@Input() descriptor: IComponentDescriptor;
+	@Input() modelStore: IModelStore;
+
+	private _webview: Webview;
+	private _onMessage = new Emitter<any>();
+	private _renderedHtml: string;
+
+	constructor(
+		@Inject(forwardRef(() => CommonServiceInterface)) private _commonService: CommonServiceInterface,
+		@Inject(forwardRef(() => ChangeDetectorRef)) changeRef: ChangeDetectorRef,
+		@Inject(forwardRef(() => ElementRef)) private _el: ElementRef) {
+		super(changeRef);
+	}
+
+	ngOnInit(): void {
+		this.baseInit();
+		this._createWebview();
+		this._register(addDisposableListener(window, EventType.RESIZE, e => {
+			this.layout();
+		}));
+	}
+
+	private _createWebview(): void {
+		this._webview = this._register(new Webview(this._el.nativeElement,
+			this._commonService.partService.getContainer(Parts.EDITOR_PART),
+			this._commonService.themeService,
+			this._commonService.environmentService,
+			this._commonService.contextViewService,
+			undefined,
+			undefined,
+			{
+				allowScripts: true,
+				enableWrappedPostMessage: true
+			}
+		));
+
+
+		this._register(this._webview.onMessage(e => {
+			this._onEventEmitter.fire({
+				eventType: ComponentEventType.onMessage,
+				args: e
+			});
+		}));
+
+		this._webview.style(this._commonService.themeService.getTheme());
+		this.setHtml();
+	}
+
+	ngOnDestroy(): void {
+		this.baseDestroy();
+	}
+
+	/// Webview Functions
+
+	private setHtml(): void {
+		if (this._webview && this.html) {
+			this._renderedHtml = this.html;
+			this._webview.contents = this._renderedHtml;
+			this._webview.layout();
+		}
+	}
+
+	private sendMessage(): void {
+		if (this._webview && this.message) {
+			this._webview.sendMessage(this.message);
+		}
+	}
+
+	/// IComponent implementation
+
+	public layout(): void {
+		this._webview.layout();
+	}
+
+	public setLayout(layout: any): void {
+		// TODO allow configuring the look and feel
+		this.layout();
+	}
+
+	public setProperties(properties: { [key: string]: any; }): void {
+		super.setProperties(properties);
+		if (this.html !== this._renderedHtml) {
+			this.setHtml();
+		}
+		this.sendMessage();
+	}
+
+	// CSS-bound properties
+
+	public get message(): any {
+		return this.getPropertyOrDefault<sqlops.WebViewProperties, any>((props) => props.message, undefined);
+	}
+
+	public set message(newValue: any) {
+		this.setPropertyFromUI<sqlops.WebViewProperties, any>((properties, message) => { properties.message = message; }, newValue);
+	}
+
+	public get html(): string {
+		return this.getPropertyOrDefault<sqlops.WebViewProperties, string>((props) => props.html, undefined);
+	}
+
+	public set html(newValue: string) {
+		this.setPropertyFromUI<sqlops.WebViewProperties, string>((properties, html) => { properties.html = html; }, newValue);
+	}
+}