X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/77e79241e89f1968dd2f5a2faa6513ebd4df2087..8ad31f9dfdb85a54cd080aac6957883f2f3e38e3:/src/common/wincmn.cpp

diff --git a/src/common/wincmn.cpp b/src/common/wincmn.cpp
index f316331cce..9e8bc62c7c 100644
--- a/src/common/wincmn.cpp
+++ b/src/common/wincmn.cpp
@@ -29,7 +29,6 @@
     #include "wx/log.h"
     #include "wx/intl.h"
     #include "wx/frame.h"
-    #include "wx/defs.h"
     #include "wx/window.h"
     #include "wx/control.h"
     #include "wx/checkbox.h"
@@ -81,16 +80,15 @@
 // For reporting compile- and runtime version of GTK+ in the ctrl+alt+mclick dialog.
 // The gtk includes don't pull any other headers in, at least not on my system - MR
 #ifdef __WXGTK__
-    #ifdef __WXGTK20__
-        #include <gtk/gtkversion.h>
-    #else
-        #include <gtk/gtkfeatures.h>
-    #endif
+    #include <gtk/gtkversion.h>
     extern const unsigned int gtk_major_version;
     extern const unsigned int gtk_minor_version;
     extern const unsigned int gtk_micro_version;
 #endif
 
+// Windows List
+WXDLLIMPEXP_DATA_CORE(wxWindowList) wxTopLevelWindows;
+
 // ----------------------------------------------------------------------------
 // static data
 // ----------------------------------------------------------------------------
@@ -721,7 +719,7 @@ void wxWindowBase::DoGetScreenPosition(int *x, int *y) const
     if ( y )
         *y = 0;
 
-    return ClientToScreen(x, y);
+    ClientToScreen(x, y);
 }
 
 // ----------------------------------------------------------------------------
@@ -1528,10 +1526,13 @@ 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