Add method to reset a treelist widget

1 files changed, 15 insertions, 0 deletions

diff --git a/program/js/treelist.js b/program/js/treelist.js
index d940e396c..d56e7b8c9 100644
--- a/program/js/treelist.js
+++ b/program/js/treelist.js
@@ -56,6 +56,7 @@ function rcube_treelist_widget(node, p)
   this.collapse = collapse;
   this.select = select;
   this.render = render;
+  this.reset = reset;
   this.drag_start = drag_start;
   this.drag_end = drag_end;
   this.intersects = intersects;
@@ -314,6 +315,20 @@ function rcube_treelist_widget(node, p)
   }
 
   /**
+   *
+   */
+  function reset()
+  {
+    select('');
+
+    data = [];
+    indexbyid = {};
+    drag_active = false;
+
+    container.html('');
+  }
+
+  /**
    * Render the tree list from the internal data structure
    */
   function render()