Interface TreeViewsExt

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