diff --git a/interface/wx/treectrl.h b/interface/wx/treectrl.h
index bf52ba9e78..f737d20d3c 100644
--- a/interface/wx/treectrl.h
+++ b/interface/wx/treectrl.h
@@ -310,9 +310,11 @@ public:
     virtual void Delete(const wxTreeItemId& item);
 
     /**
-        Deletes all items in the control. Note that this may not generate
-        @c EVT_TREE_DELETE_ITEM events under some Windows versions although
-        normally such event is generated for each removed item.
+        Deletes all items in the control.
+
+        This function generates @c wxEVT_TREE_DELETE_ITEM events for each item
+        being deleted, including the root one if it is shown, i.e. unless
+        wxTR_HIDE_ROOT style is used.
     */
     virtual void DeleteAllItems();
 
diff --git a/tests/controls/treectrltest.cpp b/tests/controls/treectrltest.cpp
index 1bf179deae..433c32ce61 100644
--- a/tests/controls/treectrltest.cpp
+++ b/tests/controls/treectrltest.cpp
@@ -46,6 +46,7 @@ private:
         WXUISIM_TEST( ItemClick );
         CPPUNIT_TEST( DeleteItem );
         CPPUNIT_TEST( DeleteChildren );
+        CPPUNIT_TEST( DeleteAllItems );
         WXUISIM_TEST( LabelEdit );
         WXUISIM_TEST( KeyDown );
 #ifndef __WXGTK__
@@ -74,6 +75,7 @@ private:
     void ItemClick();
     void DeleteItem();
     void DeleteChildren();
+    void DeleteAllItems();
     void LabelEdit();
     void KeyDown();
 #ifndef __WXGTK__
@@ -271,8 +273,6 @@ void TreeCtrlTestCase::DeleteItem()
 
     wxTreeItemId todelete = m_tree->AppendItem(m_root, "deleteme");
     m_tree->Delete(todelete);
-    // We do not test DeleteAllItems() as under some versions of Windows events
-    // are not generated.
 
     CPPUNIT_ASSERT_EQUAL(1, deleteitem.GetCount());
 }
@@ -287,6 +287,15 @@ void TreeCtrlTestCase::DeleteChildren()
     CHECK( deletechildren.GetCount() == 2 );
 }
 
+void TreeCtrlTestCase::DeleteAllItems()
+{
+    EventCounter deleteall(m_tree, wxEVT_TREE_DELETE_ITEM);
+
+    m_tree->DeleteAllItems();
+
+    CHECK( deleteall.GetCount() == 4 );
+}
+
 #if wxUSE_UIACTIONSIMULATOR
 
 void TreeCtrlTestCase::LabelEdit()