From 0cb5718761aaa2d592c0dc92a3c81cf3dde9f6da Mon Sep 17 00:00:00 2001
From: Vadim Zeitlin <vadim@wxwidgets.org>
Date: Fri, 12 May 2006 20:17:40 +0000
Subject: [PATCH] don't delete the exiting tooltip if SetToolTip() is called
 with the same one

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@39146 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 src/common/wincmn.cpp | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/common/wincmn.cpp b/src/common/wincmn.cpp
index 6b903252e1..45f341c2e2 100644
--- a/src/common/wincmn.cpp
+++ b/src/common/wincmn.cpp
@@ -1527,10 +1527,13 @@ void wxWindowBase::SetToolTip( const wxString &tip )
 
 void wxWindowBase::DoSetToolTip(wxToolTip *tooltip)
 {
-    if ( m_tooltip )
-        delete m_tooltip;
+    if ( m_tooltip != tooltip )
+    {
+        if ( m_tooltip )
+            delete m_tooltip;
 
-    m_tooltip = tooltip;
+        m_tooltip = tooltip;
+    }
 }
 
 #endif // wxUSE_TOOLTIPS
-- 
2.47.2