From c9b142c9f8a33853c9183df8304bd6fe8d945964 Mon Sep 17 00:00:00 2001
From: Vadim Zeitlin <vadim@wxwidgets.org>
Date: Sat, 16 Mar 2002 15:10:12 +0000
Subject: [PATCH] fix for GetParent() in wxTR_HIDE_ROOT case

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@14634 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 src/msw/treectrl.cpp | 18 ++++++++++++++----
 1 file changed, 14 insertions(+), 4 deletions(-)

diff --git a/src/msw/treectrl.cpp b/src/msw/treectrl.cpp
index 242eab62b1..298bd38744 100644
--- a/src/msw/treectrl.cpp
+++ b/src/msw/treectrl.cpp
@@ -1298,11 +1298,21 @@ wxTreeItemId wxTreeCtrl::GetSelection() const
 
 wxTreeItemId wxTreeCtrl::GetParent(const wxTreeItemId& item) const
 {
-    HTREEITEM hItem = TreeView_GetParent(GetHwnd(), HITEM(item));
-    if ( !hItem && HasFlag(wxTR_HIDE_ROOT) )
+    HTREEITEM hItem;
+
+    if ( IS_VIRTUAL_ROOT(item) )
+    {
+        // no parent for the virtual root
+        hItem = 0;
+    }
+    else // normal item
     {
-        // the top level items should have the virtual root as their parent
-        hItem = TVI_ROOT;
+        hItem = TreeView_GetParent(GetHwnd(), HITEM(item));
+        if ( !hItem && HasFlag(wxTR_HIDE_ROOT) )
+        {
+            // the top level items should have the virtual root as their parent
+            hItem = TVI_ROOT;
+        }
     }
 
     return wxTreeItemId((WXHTREEITEM)hItem);
-- 
2.50.0