improved fileSysMode for treeView. added dontUndo flag

1 files changed, 1 insertions, 0 deletions

diff --git a/src/client/documents/Documents.ts b/src/client/documents/Documents.ts
index 2d8601dfe..d1a77f2ec 100644
--- a/src/client/documents/Documents.ts
+++ b/src/client/documents/Documents.ts
@@ -111,6 +111,7 @@ export interface DocumentOptions {
     toolTip?: string; // tooltip to display on hover
     style?: string;
     page?: number;
+    dontUndo?: boolean; // whether button clicks should be undoable (this is set to true for Undo/Redo/and sidebar buttons that open the siebar panel)
     description?: string; // added for links
     _viewScale?: number;
     _overflow?: string;