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#49511 Access selected elements

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This commit is contained in:
Sandeep Somavarapu
2018-05-15 16:53:50 +02:00
parent 43ac4e244f
commit 0b77964b6a
5 changed files with 26 additions and 3 deletions
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21
src/vs/workbench/api/node/extHostTreeViews.ts
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@@ -69,10 +69,18 @@ export class ExtHostTreeViews implements ExtHostTreeViewsShape {
$setExpanded(treeViewId: string, treeItemHandle: string, expanded: boolean): void {
const treeView = this.treeViews.get(treeViewId);
if (treeView) {
treeView.setExpanded(treeItemHandle, expanded);
if (!treeView) {
throw new Error(localize('treeView.notRegistered', 'No tree view with id \'{0}\' registered.', treeViewId));
}
TPromise.wrapError<ITreeItem[]>(new Error(localize('treeView.notRegistered', 'No tree view with id \'{0}\' registered.', treeViewId)));
treeView.setExpanded(treeItemHandle, expanded);
}
$setSelection(treeViewId: string, treeItemHandles: string[]): void {
const treeView = this.treeViews.get(treeViewId);
if (!treeView) {
throw new Error(localize('treeView.notRegistered', 'No tree view with id \'{0}\' registered.', treeViewId));
}
treeView.setSelection(treeItemHandles);
}
private createExtHostTreeViewer<T>(id: string, dataProvider: vscode.TreeDataProvider<T>): ExtHostTreeView<T> {
@@ -102,6 +110,9 @@ class ExtHostTreeView<T> extends Disposable {
private elements: Map<TreeItemHandle, T> = new Map<TreeItemHandle, T>();
private nodes: Map<T, TreeNode> = new Map<T, TreeNode>();
private _selectedElements: T[] = [];
get selectedElements(): T[] { return this._selectedElements; }
private _onDidExpandElement: Emitter<T> = this._register(new Emitter<T>());
readonly onDidExpandElement: Event<T> = this._onDidExpandElement.event;
@@ -152,6 +163,10 @@ class ExtHostTreeView<T> extends Disposable {
}
}
setSelection(treeItemHandles: TreeItemHandle[]): void {
this._selectedElements = treeItemHandles.map(handle => this.getExtensionElement(handle)).filter(element => !isUndefinedOrNull(element));
}
private resolveUnknownParentChain(element: T): TPromise<TreeNode[]> {
return this.resolveParent(element)
.then((parent) => {