X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/7093413895ea0c67d895951d06f2dbece363f809..a61c9122413cef45bad87da7e3dc65617bb2adb7:/include/wx/treectrl.h

diff --git a/include/wx/treectrl.h b/include/wx/treectrl.h
index e964012a4f..923d1b945a 100644
--- a/include/wx/treectrl.h
+++ b/include/wx/treectrl.h
@@ -172,6 +172,9 @@ public:
     virtual bool IsSelected(const wxTreeItemId& item) const = 0;
         // is item text in bold font?
     virtual bool IsBold(const wxTreeItemId& item) const = 0;
+        // is the control empty?
+    bool IsEmpty() const;
+
 
     // number of children
     // ------------------
@@ -293,6 +296,10 @@ public:
     void ExpandAll();
         // collapse the item without removing its children
     virtual void Collapse(const wxTreeItemId& item) = 0;
+        // collapse the item and all its childs and thats childs
+    void CollapseAllChildren(const wxTreeItemId& item);
+        // collapse all items
+    void CollapseAll();
         // collapse the item and remove all children
     virtual void CollapseAndReset(const wxTreeItemId& item) = 0;
         // toggles the current state