Feature/tree component (#2077)

*added tree component to the model builder

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

@@ -0,0 +1,148 @@
+/*---------------------------------------------------------------------------------------------
+ *  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!sql/parts/modelComponents/tree/treeComponent';
+import 'vs/css!sql/media/icons/common-icons';
+
+import {
+	Component, Input, Inject, ChangeDetectorRef, forwardRef,
+	ViewChild, ElementRef, OnDestroy, AfterViewInit
+} from '@angular/core';
+
+import * as sqlops from 'sqlops';
+
+import { ComponentBase } from 'sql/parts/modelComponents/componentBase';
+import { IComponent, IComponentDescriptor, IModelStore, ComponentEventType } from 'sql/parts/modelComponents/interfaces';
+import { Tree } from 'vs/base/parts/tree/browser/treeImpl';
+import { CommonServiceInterface } from 'sql/services/common/commonServiceInterface.service';
+import { TreeComponentRenderer } from 'sql/parts/modelComponents/tree/treeComponentRenderer';
+import { TreeComponentDataSource } from 'sql/parts/modelComponents/tree/treeDataSource';
+import { IWorkbenchThemeService } from 'vs/workbench/services/themes/common/workbenchThemeService';
+import { IContextViewService } from 'vs/platform/contextview/browser/contextView';
+import { attachListStyler } from 'vs/platform/theme/common/styler';
+import { DefaultFilter, DefaultAccessibilityProvider, DefaultController } from 'vs/base/parts/tree/browser/treeDefaults';
+import { IInstantiationService } from 'vs/platform/instantiation/common/instantiation';
+import { ITreeComponentItem, IModelViewTreeViewDataProvider } from 'sql/workbench/common/views';
+import { TreeViewDataProvider } from './treeViewDataProvider';
+
+class Root implements ITreeComponentItem {
+	label = 'root';
+	handle = '0';
+	parentHandle = null;
+	collapsibleState = 0;
+	children = void 0;
+	options = undefined;
+}
+
+@Component({
+	selector: 'modelview-tree',
+	template: `
+		<div #input style="width: 100%;height:100%"></div>
+	`
+})
+export default class TreeComponent extends ComponentBase implements IComponent, OnDestroy, AfterViewInit {
+	@Input() descriptor: IComponentDescriptor;
+	@Input() modelStore: IModelStore;
+	private _tree: Tree;
+	private _treeRenderer: TreeComponentRenderer;
+	private _dataProvider: TreeViewDataProvider;
+
+	@ViewChild('input', { read: ElementRef }) private _inputContainer: ElementRef;
+	constructor(
+		@Inject(forwardRef(() => CommonServiceInterface)) private _commonService: CommonServiceInterface,
+		@Inject(forwardRef(() => ChangeDetectorRef)) changeRef: ChangeDetectorRef,
+		@Inject(IWorkbenchThemeService) private themeService: IWorkbenchThemeService,
+		@Inject(IContextViewService) private contextViewService: IContextViewService,
+		@Inject(IInstantiationService) private _instantiationService: IInstantiationService) {
+		super(changeRef);
+	}
+
+	ngOnInit(): void {
+		this.baseInit();
+
+	}
+
+	ngAfterViewInit(): void {
+		if (this._inputContainer) {
+			this.createTreeControl();
+		}
+	}
+
+	ngOnDestroy(): void {
+		this.baseDestroy();
+	}
+
+	public setDataProvider(handle: number, componentId: string, context: any): any {
+		this._dataProvider = new TreeViewDataProvider(handle, componentId, context);
+		this.createTreeControl();
+	}
+
+	public refreshDataProvider(itemsToRefreshByHandle: { [treeItemHandle: string]: ITreeComponentItem }): void {
+		if (this._dataProvider) {
+			this._dataProvider.refresh(itemsToRefreshByHandle);
+		}
+		if (this._tree) {
+			for (const item of Object.values(itemsToRefreshByHandle)) {
+				this._tree.refresh(<ITreeComponentItem>item);
+			}
+		}
+	}
+
+	private createTreeControl(): void {
+		if (!this._tree && this._dataProvider) {
+			const dataSource = this._instantiationService.createInstance(TreeComponentDataSource, this._dataProvider);
+			const renderer = this._instantiationService.createInstance(TreeComponentRenderer, this.themeService, { withCheckbox: this.withCheckbox });
+			this._treeRenderer = renderer;
+			const controller = new DefaultController();
+			const filter = new DefaultFilter();
+			const sorter = undefined;
+			const dnd = undefined;
+			const accessibilityProvider = new DefaultAccessibilityProvider();
+
+			this._tree = new Tree(this._inputContainer.nativeElement,
+				{ dataSource, renderer, controller, dnd, filter, sorter, accessibilityProvider },
+				{
+					indentPixels: 10,
+					twistiePixels: 20,
+					ariaLabel: 'Tree Node'
+				});
+			this._tree.setInput(new Root());
+			this._tree.domFocus();
+			this._register(this._tree);
+			this._register(attachListStyler(this._tree, this.themeService));
+			this._tree.refresh();
+			this.layout();
+		}
+	}
+
+	/// IComponent implementation
+
+	public layout(): void {
+		this._changeRef.detectChanges();
+		this.createTreeControl();
+		if (this._tree) {
+			this._tree.layout(this.convertSizeToNumber(this.width), this.convertSizeToNumber(this.height));
+			this._tree.refresh();
+		}
+	}
+
+	public setLayout(layout: any): void {
+		// TODO allow configuring the look and feel
+
+		this.layout();
+	}
+
+	public setProperties(properties: { [key: string]: any; }): void {
+		super.setProperties(properties);
+		this._treeRenderer.options.withCheckbox = this.withCheckbox;
+	}
+
+	public get withCheckbox(): boolean {
+		return this.getPropertyOrDefault<sqlops.TreeProperties, boolean>((props) => props.withCheckbox, false);
+	}
+
+	public set withCheckbox(newValue: boolean) {
+		this.setPropertyFromUI<sqlops.TreeProperties, boolean>((properties, value) => { properties.withCheckbox = value; }, newValue);
+	}
+}

src/sql/parts/modelComponents/tree/treeComponent.css

@@ -0,0 +1,8 @@
+.tree-component-node-tile {
+	display: flex;
+}
+
+.tree-component-node-tile .model-view-tree-node-item-icon{
+	width: 15px;
+	height: 15px;
+}

src/sql/parts/modelComponents/tree/treeComponentRenderer.ts

@@ -0,0 +1,168 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the Source EULA. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+'use strict';
+import 'vs/css!sql/media/icons/common-icons';
+import * as dom from 'vs/base/browser/dom';
+import { localize } from 'vs/nls';
+import { IInstantiationService } from 'vs/platform/instantiation/common/instantiation';
+import { ITree, IRenderer } from 'vs/base/parts/tree/browser/tree';
+import { IContextViewService } from 'vs/platform/contextview/browser/contextView';
+import { LIGHT } from 'vs/platform/theme/common/themeService';
+import { Disposable } from 'vs/base/common/lifecycle';
+import { Event, Emitter } from 'vs/base/common/event';
+import { ITreeComponentItem } from 'sql/workbench/common/views';
+import { IWorkbenchThemeService } from 'vs/workbench/services/themes/common/workbenchThemeService';
+
+export enum TreeCheckboxState {
+	Intermediate = 0,
+	Checked = 1,
+	Unchecked = 2
+}
+
+export class TreeDataTemplate extends Disposable {
+	root: HTMLElement;
+	label: HTMLSpanElement;
+	icon: HTMLElement;
+	private _checkbox: HTMLInputElement;
+	model: ITreeComponentItem;
+	private _onChange = new Emitter<boolean>();
+
+	public readonly onChange: Event<boolean> = this._onChange.event;
+
+	public set checkbox(input: HTMLInputElement) {
+		this._checkbox = input;
+		this.handleOnChange(this._checkbox, () => {
+			this._onChange.fire(this._checkbox.checked);
+			if (this.model && this.model.onCheckedChanged) {
+				this.model.onCheckedChanged(this._checkbox.checked);
+			}
+		});
+	}
+
+	public get checkboxState(): TreeCheckboxState {
+		if (this._checkbox.indeterminate) {
+			return TreeCheckboxState.Intermediate;
+		} else {
+			return this.checkbox.checked ? TreeCheckboxState.Checked : TreeCheckboxState.Unchecked;
+		}
+	}
+
+	public set checkboxState(value: TreeCheckboxState) {
+		if (this.checkboxState !== value) {
+			switch (value) {
+				case TreeCheckboxState.Checked:
+					this._checkbox.indeterminate = false;
+					this._checkbox.checked = true;
+					break;
+				case TreeCheckboxState.Unchecked:
+					this._checkbox.indeterminate = false;
+					this._checkbox.checked = false;
+					break;
+				case TreeCheckboxState.Intermediate:
+					this._checkbox.indeterminate = true;
+					break;
+				default:
+					break;
+			}
+		}
+	}
+
+	public get checkbox(): HTMLInputElement {
+		return this._checkbox;
+	}
+
+	protected handleOnChange(domNode: HTMLElement, listener: (e: Event<void>) => void): void {
+		this._register(dom.addDisposableListener(domNode, dom.EventType.CHANGE, listener));
+	}
+}
+
+/**
+ * Renders the tree items.
+ * Uses the dom template to render connection groups and connections.
+ */
+export class TreeComponentRenderer extends Disposable implements IRenderer {
+
+	public static DEFAULT_TEMPLATE = 'DEFAULT_TEMPLATE';
+	public static DEFAULT_HEIGHT = 20;
+
+
+	constructor(
+		private themeService: IWorkbenchThemeService,
+		public options?: { withCheckbox: boolean }
+	) {
+		super();
+	}
+
+	/**
+	 * Returns the element's height in the tree, in pixels.
+	 */
+	public getHeight(tree: ITree, element: any): number {
+		return TreeComponentRenderer.DEFAULT_HEIGHT;
+	}
+
+	/**
+	 * Returns a template ID for a given element.
+	 */
+	public getTemplateId(tree: ITree, element: any): string {
+
+		return TreeComponentRenderer.DEFAULT_TEMPLATE;
+	}
+
+	/**
+	 * Render template in a dom element based on template id
+	 */
+	public renderTemplate(tree: ITree, templateId: string, container: HTMLElement): any {
+
+		if (templateId === TreeComponentRenderer.DEFAULT_TEMPLATE) {
+			const nodeTemplate: TreeDataTemplate = new TreeDataTemplate();
+			nodeTemplate.root = dom.append(container, dom.$('.tree-component-node-tile'));
+			nodeTemplate.icon = dom.append(nodeTemplate.root, dom.$('div.model-view-tree-node-item-icon'));
+			if (this.options && this.options.withCheckbox) {
+				let checkboxWrapper = dom.append(nodeTemplate.root, dom.$('div.checkboxWrapper'));
+				nodeTemplate.checkbox = dom.append(checkboxWrapper, dom.$<HTMLInputElement>('input.checkbox', { type: 'checkbox' }));
+			}
+
+			nodeTemplate.label = dom.append(nodeTemplate.root, dom.$('div.model-view-tree-node-item-label'));
+			return nodeTemplate;
+		}
+	}
+
+	/**
+	 * Render a element, given an object bag returned by the template
+	 */
+	public renderElement(tree: ITree, element: ITreeComponentItem, templateId: string, templateData: TreeDataTemplate): void {
+		const icon = this.themeService.getTheme().type === LIGHT ? element.icon : element.iconDark;
+		templateData.icon.style.backgroundImage = icon ? `url('${icon}')` : '';
+		dom.toggleClass(templateData.icon, 'model-view-tree-node-item-icon', !!icon);
+		if (element && !templateData.model) {
+			templateData.model = element;
+		}
+		if (templateId === TreeComponentRenderer.DEFAULT_TEMPLATE) {
+			this.renderNode(element, templateData);
+		}
+	}
+
+	private renderNode(treeNode: ITreeComponentItem, templateData: TreeDataTemplate): void {
+		let label = treeNode.label;
+		templateData.label.textContent = label;
+		templateData.root.title = label;
+		templateData.checkboxState = this.getCheckboxState(treeNode);
+	}
+
+	private getCheckboxState(treeNode: ITreeComponentItem): TreeCheckboxState {
+		if (treeNode.checked === undefined) {
+			return TreeCheckboxState.Intermediate;
+		} else {
+			return treeNode.checked ? TreeCheckboxState.Checked : TreeCheckboxState.Unchecked;
+		}
+	}
+
+	public disposeTemplate(tree: ITree, templateId: string, templateData: any): void {
+		this.dispose();
+		// no op
+	}
+}
+

src/sql/parts/modelComponents/tree/treeDataSource.ts

@@ -0,0 +1,57 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the Source EULA. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+'use strict';
+
+import { ITree, IDataSource } from 'vs/base/parts/tree/browser/tree';
+import { TPromise } from 'vs/base/common/winjs.base';
+import { IModelViewTreeViewDataProvider, ITreeComponentItem } from 'sql/workbench/common/views';
+
+/**
+ * Implements the DataSource(that returns a parent/children of an element) for the recent connection tree
+ */
+export class TreeComponentDataSource implements IDataSource {
+
+	/**
+	 *
+	 */
+	constructor(
+		private _dataProvider: IModelViewTreeViewDataProvider) {
+
+	}
+
+	/**
+	 * Returns the unique identifier of the given element.
+	 * No more than one element may use a given identifier.
+	 */
+	public getId(tree: ITree, node: ITreeComponentItem): string {
+		return node.handle;
+	}
+
+	/**
+	 * Returns a boolean value indicating whether the element has children.
+	 */
+	public hasChildren(tree: ITree, node: ITreeComponentItem): boolean {
+		return this._dataProvider !== undefined;
+	}
+
+	/**
+	 * Returns the element's children as an array in a promise.
+	 */
+	public getChildren(tree: ITree, node: ITreeComponentItem): TPromise<any> {
+		if (this._dataProvider) {
+			if (node && node.handle === '0') {
+				return this._dataProvider.getChildren(undefined);
+			} else {
+				return this._dataProvider.getChildren(node);
+			}
+		}
+		return TPromise.as([]);
+	}
+
+	public getParent(tree: ITree, node: any): TPromise<any> {
+		return TPromise.as(null);
+	}
+}

src/sql/parts/modelComponents/tree/treeViewDataProvider.ts

@@ -0,0 +1,39 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the Source EULA. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+'use strict';
+
+import { ExtHostModelViewTreeViewsShape, SqlExtHostContext } from 'sql/workbench/api/node/sqlExtHost.protocol';
+import { IExtHostContext } from 'vs/workbench/api/node/extHost.protocol';
+import { IModelViewTreeViewDataProvider, ITreeComponentItem } from 'sql/workbench/common/views';
+import { INotificationService } from 'vs/platform/notification/common/notification';
+import * as vsTreeView from 'vs/workbench/api/electron-browser/mainThreadTreeViews';
+
+
+export class TreeViewDataProvider extends vsTreeView.TreeViewDataProvider implements IModelViewTreeViewDataProvider {
+	constructor(handle: number, treeViewId: string,
+		context: IExtHostContext,
+		notificationService?: INotificationService
+	) {
+		super(`${handle}-${treeViewId}`, context.getProxy(SqlExtHostContext.ExtHostModelViewTreeViews), notificationService);
+	}
+
+	onNodeCheckedChanged(treeViewId: string, treeItemHandle?: string, checked?: boolean) {
+		(<ExtHostModelViewTreeViewsShape>this._proxy).$onNodeCheckedChanged(treeViewId, treeItemHandle, checked);
+	}
+
+	protected postGetChildren(elements: ITreeComponentItem[]): ITreeComponentItem[] {
+		const result = [];
+		if (elements) {
+			for (const element of elements) {
+				element.onCheckedChanged = (checked: boolean) => {
+					this.onNodeCheckedChanged(this.treeViewId, element.handle, checked);
+				};
+				this.itemsMap.set(element.handle, element);
+				result.push(element);
+			}
+		}
+		return result;
+	}
+}