Crash fix under VC++

[wxWidgets.git] / src / x11 / region.cpp

diff --git a/src/x11/region.cpp b/src/x11/region.cpp
index a8f536416b1ec00e1e64deb0061e658e31e13d00..78be8597084ab2b73f918d2c64f0cf95438d0fba 100644 (file)
--- a/src/x11/region.cpp
+++ b/src/x11/region.cpp
@@ -1,14 +1,14 @@
 /////////////////////////////////////////////////////////////////////////////
 // File:      region.cpp
 // Purpose:   Region class
 /////////////////////////////////////////////////////////////////////////////
 // File:      region.cpp
 // Purpose:   Region class

-// Author:    Markus Holzem, Julian Smart, Robert Roebling
+// Author:    Julian Smart, Robert Roebling

 // Created:   Fri Oct 24 10:46:34 MET 1997
 // Created:   Fri Oct 24 10:46:34 MET 1997

-// RCS-ID:      $Id$
-// Copyright: (c) 1997 Markus Holzem, Julian Smart, Robert Roebling
+// RCS-ID:    $Id$
+// Copyright: (c) 1997 Julian Smart, Robert Roebling

 // Licence:   wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // Licence:   wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 

-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)

 #pragma implementation "region.h"
 #endif
 
 #pragma implementation "region.h"
 #endif
 


@@ -149,6 +149,12 @@ void wxRegion::Clear()
 
 bool wxRegion::Union( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
 {
 
 bool wxRegion::Union( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
 {

+    // work around for XUnionRectWithRegion() bug: taking a union with an empty
+    // rect results in an empty region (at least XFree 3.3.6 and 4.0 have this
+    // problem)
+    if ( !width || !height )
+        return TRUE;
+

     XRectangle rect;
     rect.x = x;
     rect.y = y;
     XRectangle rect;
     rect.x = x;
     rect.y = y;


@@ -434,13 +440,13 @@ public:
 
 wxRIRefData::~wxRIRefData()
 {
 
 wxRIRefData::~wxRIRefData()
 {

-    delete m_rects;
+    delete [] m_rects;

 }
 
 void wxRIRefData::CreateRects( const wxRegion& region )
 {
     if (m_rects)
 }
 
 void wxRIRefData::CreateRects( const wxRegion& region )
 {
     if (m_rects)

-      delete m_rects;
+      delete [] m_rects;

 
     m_rects = 0;
     m_numRects = 0;
 
     m_rects = 0;
     m_numRects = 0;