Interface TreeViewsExt

interface TreeViewsExt {
    $checkStateChanged(
        treeViewId: string,
        itemIds: { checked: boolean; id: string }[],
    ): Promise<void>;
    $dragEnd(treeViewId: string): Promise<void>;
    $dragStarted(
        treeViewId: string,
        treeItemIds: string[],
        token: CancellationToken,
    ): Promise<undefined | UriComponents[]>;
    $drop(
        treeViewId: string,
        treeItemId: undefined | string,
        dataTransferItems: [string, string | DataTransferFileDTO][],
        token: CancellationToken,
    ): Promise<void>;
    $getChildren(
        treeViewId: string,
        treeItemId: undefined | string,
    ): Promise<undefined | TreeViewItem[]>;
    $hasResolveTreeItem(treeViewId: string): Promise<boolean>;
    $resolveTreeItem(
        treeViewId: string,
        treeItemId: string,
        token: CancellationToken,
    ): Promise<undefined | TreeViewItem>;
    $setExpanded(
        treeViewId: string,
        treeItemId: string,
        expanded: boolean,
    ): Promise<any>;
    $setSelection(treeViewId: string, treeItemIds: string[]): Promise<void>;
    $setVisible(treeViewId: string, visible: boolean): Promise<void>;
}