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Add resolveTreeItem to custom tree

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Part of #100741
This commit is contained in:
Alex Ross
2020-06-24 16:28:19 +02:00
parent fe66be1224
commit 39a406daa3
6 changed files with 119 additions and 15 deletions
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2
src/vs/workbench/api/common/extHost.protocol.ts
View File

@@ -987,6 +987,8 @@ export interface ExtHostTreeViewsShape {
$setExpanded(treeViewId: string, treeItemHandle: string, expanded: boolean): void;
$setSelection(treeViewId: string, treeItemHandles: string[]): void;
$setVisible(treeViewId: string, visible: boolean): void;
$hasResolve(treeViewId: string): Promise<boolean>;
$resolve(treeViewId: string, treeItemHandle: string): Promise<ITreeItem | undefined>;
}
export interface ExtHostWorkspaceShape {

39
src/vs/workbench/api/common/extHostTreeViews.ts
View File

@@ -119,6 +119,22 @@ export class ExtHostTreeViews implements ExtHostTreeViewsShape {
return treeView.getChildren(treeItemHandle);
}
async $hasResolve(treeViewId: string): Promise<boolean> {
const treeView = this.treeViews.get(treeViewId);
if (!treeView) {
throw new Error(localize('treeView.notRegistered', 'No tree view with id \'{0}\' registered.', treeViewId));
}
return treeView.hasResolve;
}
$resolve(treeViewId: string, treeItemHandle: string): Promise<ITreeItem | undefined> {
const treeView = this.treeViews.get(treeViewId);
if (!treeView) {
throw new Error(localize('treeView.notRegistered', 'No tree view with id \'{0}\' registered.', treeViewId));
}
return treeView.resolveTreeItem(treeItemHandle);
}
$setExpanded(treeViewId: string, treeItemHandle: string, expanded: boolean): void {
const treeView = this.treeViews.get(treeViewId);
if (!treeView) {
@@ -160,6 +176,7 @@ type TreeData<T> = { message: boolean, element: T | Root | false };
interface TreeNode extends IDisposable {
item: ITreeItem;
extensionItem: vscode.TreeItem2;
parent: TreeNode | Root;
children?: TreeNode[];
}
@@ -329,6 +346,27 @@ class ExtHostTreeView<T> extends Disposable {
}
}
get hasResolve(): boolean {
return !!this.dataProvider.resolveTreeItem;
}
async resolveTreeItem(treeItemHandle: string): Promise<ITreeItem | undefined> {
if (!this.dataProvider.resolveTreeItem) {
return;
}
const element = this.elements.get(treeItemHandle);
if (element) {
const node = this.nodes.get(element);
if (node) {
const resolve = await this.dataProvider.resolveTreeItem(element, node.extensionItem);
// Resolvable elements. Currently only tooltip.
node.item.tooltip = resolve.tooltip;
return node.item;
}
}
return;
}
private resolveUnknownParentChain(element: T): Promise<TreeNode[]> {
return this.resolveParent(element)
.then((parent) => {
@@ -521,6 +559,7 @@ class ExtHostTreeView<T> extends Disposable {
return {
item,
extensionItem: extensionTreeItem,
parent,
children: undefined,
dispose(): void { disposable.dispose(); }