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Merge commit 'be3e8236086165e5e45a5a10783823874b3f3ebd' as 'lib/vscode'

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Joe Previte
2020-12-15 15:52:33 -07:00
parent 6c5c22ea8e be3e823608
commit 41bee49d07
4649 changed files with 1311795 additions and 0 deletions
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lib/vscode/src/vs/base/browser/ui/tree/objectTree.ts Normal file
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/*---------------------------------------------------------------------------------------------
* Copyright (c) Microsoft Corporation. All rights reserved.
* Licensed under the MIT License. See License.txt in the project root for license information.
*--------------------------------------------------------------------------------------------*/
import { Iterable } from 'vs/base/common/iterator';
import { AbstractTree, IAbstractTreeOptions, IAbstractTreeOptionsUpdate } from 'vs/base/browser/ui/tree/abstractTree';
import { ITreeNode, ITreeModel, ITreeElement, ITreeRenderer, ITreeSorter, ICollapseStateChangeEvent } from 'vs/base/browser/ui/tree/tree';
import { ObjectTreeModel, IObjectTreeModel } from 'vs/base/browser/ui/tree/objectTreeModel';
import { IListVirtualDelegate, IKeyboardNavigationLabelProvider } from 'vs/base/browser/ui/list/list';
import { Event } from 'vs/base/common/event';
import { CompressibleObjectTreeModel, ElementMapper, ICompressedTreeNode, ICompressedTreeElement } from 'vs/base/browser/ui/tree/compressedObjectTreeModel';
import { memoize } from 'vs/base/common/decorators';
import { IList } from 'vs/base/browser/ui/tree/indexTreeModel';
export interface IObjectTreeOptions<T, TFilterData = void> extends IAbstractTreeOptions<T, TFilterData> {
readonly sorter?: ITreeSorter<T>;
}
export class ObjectTree<T extends NonNullable<any>, TFilterData = void> extends AbstractTree<T | null, TFilterData, T | null> {
protected model!: IObjectTreeModel<T, TFilterData>;
get onDidChangeCollapseState(): Event<ICollapseStateChangeEvent<T | null, TFilterData>> { return this.model.onDidChangeCollapseState; }
constructor(
user: string,
container: HTMLElement,
delegate: IListVirtualDelegate<T>,
renderers: ITreeRenderer<T, TFilterData, any>[],
options: IObjectTreeOptions<T, TFilterData> = {}
) {
super(user, container, delegate, renderers, options as IObjectTreeOptions<T | null, TFilterData>);
}
setChildren(element: T | null, children: Iterable<ITreeElement<T>> = Iterable.empty()): void {
this.model.setChildren(element, children);
}
rerender(element?: T): void {
if (element === undefined) {
this.view.rerender();
return;
}
this.model.rerender(element);
}
updateElementHeight(element: T, height: number): void {
this.model.updateElementHeight(element, height);
}
resort(element: T, recursive = true): void {
this.model.resort(element, recursive);
}
hasElement(element: T): boolean {
return this.model.has(element);
}
protected createModel(user: string, view: IList<ITreeNode<T, TFilterData>>, options: IObjectTreeOptions<T, TFilterData>): ITreeModel<T | null, TFilterData, T | null> {
return new ObjectTreeModel(user, view, options);
}
}
interface ICompressedTreeNodeProvider<T, TFilterData> {
getCompressedTreeNode(location: T | null): ITreeNode<ICompressedTreeNode<T> | null, TFilterData>;
}
export interface ICompressibleTreeRenderer<T, TFilterData = void, TTemplateData = void> extends ITreeRenderer<T, TFilterData, TTemplateData> {
renderCompressedElements(node: ITreeNode<ICompressedTreeNode<T>, TFilterData>, index: number, templateData: TTemplateData, height: number | undefined): void;
disposeCompressedElements?(node: ITreeNode<ICompressedTreeNode<T>, TFilterData>, index: number, templateData: TTemplateData, height: number | undefined): void;
}
interface CompressibleTemplateData<T, TFilterData, TTemplateData> {
compressedTreeNode: ITreeNode<ICompressedTreeNode<T>, TFilterData> | undefined;
readonly data: TTemplateData;
}
class CompressibleRenderer<T extends NonNullable<any>, TFilterData, TTemplateData> implements ITreeRenderer<T, TFilterData, CompressibleTemplateData<T, TFilterData, TTemplateData>> {
readonly templateId: string;
readonly onDidChangeTwistieState: Event<T> | undefined;
@memoize
private get compressedTreeNodeProvider(): ICompressedTreeNodeProvider<T, TFilterData> {
return this._compressedTreeNodeProvider();
}
constructor(private _compressedTreeNodeProvider: () => ICompressedTreeNodeProvider<T, TFilterData>, private renderer: ICompressibleTreeRenderer<T, TFilterData, TTemplateData>) {
this.templateId = renderer.templateId;
if (renderer.onDidChangeTwistieState) {
this.onDidChangeTwistieState = renderer.onDidChangeTwistieState;
}
}
renderTemplate(container: HTMLElement): CompressibleTemplateData<T, TFilterData, TTemplateData> {
const data = this.renderer.renderTemplate(container);
return { compressedTreeNode: undefined, data };
}
renderElement(node: ITreeNode<T, TFilterData>, index: number, templateData: CompressibleTemplateData<T, TFilterData, TTemplateData>, height: number | undefined): void {
const compressedTreeNode = this.compressedTreeNodeProvider.getCompressedTreeNode(node.element) as ITreeNode<ICompressedTreeNode<T>, TFilterData>;
if (compressedTreeNode.element.elements.length === 1) {
templateData.compressedTreeNode = undefined;
this.renderer.renderElement(node, index, templateData.data, height);
} else {
templateData.compressedTreeNode = compressedTreeNode;
this.renderer.renderCompressedElements(compressedTreeNode, index, templateData.data, height);
}
}
disposeElement(node: ITreeNode<T, TFilterData>, index: number, templateData: CompressibleTemplateData<T, TFilterData, TTemplateData>, height: number | undefined): void {
if (templateData.compressedTreeNode) {
if (this.renderer.disposeCompressedElements) {
this.renderer.disposeCompressedElements(templateData.compressedTreeNode, index, templateData.data, height);
}
} else {
if (this.renderer.disposeElement) {
this.renderer.disposeElement(node, index, templateData.data, height);
}
}
}
disposeTemplate(templateData: CompressibleTemplateData<T, TFilterData, TTemplateData>): void {
this.renderer.disposeTemplate(templateData.data);
}
renderTwistie?(element: T, twistieElement: HTMLElement): void {
if (this.renderer.renderTwistie) {
this.renderer.renderTwistie(element, twistieElement);
}
}
}
export interface ICompressibleKeyboardNavigationLabelProvider<T> extends IKeyboardNavigationLabelProvider<T> {
getCompressedNodeKeyboardNavigationLabel(elements: T[]): { toString(): string | undefined; } | undefined;
}
export interface ICompressibleObjectTreeOptions<T, TFilterData = void> extends IObjectTreeOptions<T, TFilterData> {
readonly compressionEnabled?: boolean;
readonly elementMapper?: ElementMapper<T>;
readonly keyboardNavigationLabelProvider?: ICompressibleKeyboardNavigationLabelProvider<T>;
}
function asObjectTreeOptions<T, TFilterData>(compressedTreeNodeProvider: () => ICompressedTreeNodeProvider<T, TFilterData>, options?: ICompressibleObjectTreeOptions<T, TFilterData>): IObjectTreeOptions<T, TFilterData> | undefined {
return options && {
...options,
keyboardNavigationLabelProvider: options.keyboardNavigationLabelProvider && {
getKeyboardNavigationLabel(e: T) {
let compressedTreeNode: ITreeNode<ICompressedTreeNode<T>, TFilterData>;
try {
compressedTreeNode = compressedTreeNodeProvider().getCompressedTreeNode(e) as ITreeNode<ICompressedTreeNode<T>, TFilterData>;
} catch {
return options.keyboardNavigationLabelProvider!.getKeyboardNavigationLabel(e);
}
if (compressedTreeNode.element.elements.length === 1) {
return options.keyboardNavigationLabelProvider!.getKeyboardNavigationLabel(e);
} else {
return options.keyboardNavigationLabelProvider!.getCompressedNodeKeyboardNavigationLabel(compressedTreeNode.element.elements);
}
}
}
};
}
export interface ICompressibleObjectTreeOptionsUpdate extends IAbstractTreeOptionsUpdate {
readonly compressionEnabled?: boolean;
}
export class CompressibleObjectTree<T extends NonNullable<any>, TFilterData = void> extends ObjectTree<T, TFilterData> implements ICompressedTreeNodeProvider<T, TFilterData> {
protected model!: CompressibleObjectTreeModel<T, TFilterData>;
constructor(
user: string,
container: HTMLElement,
delegate: IListVirtualDelegate<T>,
renderers: ICompressibleTreeRenderer<T, TFilterData, any>[],
options: ICompressibleObjectTreeOptions<T, TFilterData> = {}
) {
const compressedTreeNodeProvider = () => this;
const compressibleRenderers = renderers.map(r => new CompressibleRenderer<T, TFilterData, any>(compressedTreeNodeProvider, r));
super(user, container, delegate, compressibleRenderers, asObjectTreeOptions<T, TFilterData>(compressedTreeNodeProvider, options));
}
setChildren(element: T | null, children: Iterable<ICompressedTreeElement<T>> = Iterable.empty()): void {
this.model.setChildren(element, children);
}
protected createModel(user: string, view: IList<ITreeNode<T, TFilterData>>, options: ICompressibleObjectTreeOptions<T, TFilterData>): ITreeModel<T | null, TFilterData, T | null> {
return new CompressibleObjectTreeModel(user, view, options);
}
updateOptions(optionsUpdate: ICompressibleObjectTreeOptionsUpdate = {}): void {
super.updateOptions(optionsUpdate);
if (typeof optionsUpdate.compressionEnabled !== 'undefined') {
this.model.setCompressionEnabled(optionsUpdate.compressionEnabled);
}
}
getCompressedTreeNode(element: T | null = null): ITreeNode<ICompressedTreeNode<T> | null, TFilterData> {
return this.model.getCompressedTreeNode(element);
}
}