switching to safe yields, because we got into loops when handling print document...

[wxWidgets.git] / src / mac / carbon / region.cpp

diff --git a/src/mac/carbon/region.cpp b/src/mac/carbon/region.cpp
index 16d033004c1cb9ce278570dd0b1b27cc90ececd6..b4dddad04ba564c336cecea6ac8b0784fab9f62d 100644 (file)
--- a/src/mac/carbon/region.cpp
+++ b/src/mac/carbon/region.cpp
@@ -302,26 +302,47 @@ wxRegionIterator::wxRegionIterator()
 
 wxRegionIterator::~wxRegionIterator()
 {
-    if (m_rects)
+    if (m_rects) {
         delete[] m_rects;
+        m_rects = NULL;
+    }
 }
 
 wxRegionIterator::wxRegionIterator(const wxRegionIterator& iterator)
     : wxObject()
     , m_current(iterator.m_current)
-    , m_numRects(iterator.m_numRects)
-    , m_rects(iterator.m_rects)
+    , m_numRects(0)
+    , m_rects(NULL)
 {
+    SetRects(iterator.m_numRects, iterator.m_rects);
 }
 
 wxRegionIterator& wxRegionIterator::operator=(const wxRegionIterator& iterator)
 {
     m_current  = iterator.m_current;
-    m_numRects = iterator.m_numRects;
-    m_rects    = iterator.m_rects;
+    SetRects(iterator.m_numRects, iterator.m_rects);
     return *this;
 }
 
+/*!
+ * Set iterator rects for region
+ */
+void wxRegionIterator::SetRects(long numRects, wxRect *rects)
+{
+    if (m_rects) {
+        delete[] m_rects;
+        m_rects = NULL;
+    }
+    if (rects)
+    {
+        int i;
+        m_rects = new wxRect[numRects];
+        for (i = 0; i < numRects; i++)
+            m_rects[i] = rects[i];
+    }
+    m_numRects = numRects;
+}
+
 /*!
  * Initialize iterator for region
  */
@@ -337,22 +358,22 @@ wxRegionIterator::wxRegionIterator(const wxRegion& region)
  */
 void wxRegionIterator::Reset(const wxRegion& region)
 {
-       m_current = 0;
-       m_region = region;
+    m_current = 0;
+    m_region = region;
 
-    if (m_rects)
+    if (m_rects) {
         delete[] m_rects;
+        m_rects = NULL;
+    }
 
-    m_rects = NULL;
-
-       if (m_region.Empty())
-               m_numRects = 0;
-       else
+    if (m_region.Empty())
+        m_numRects = 0;
+    else
     {
        // we cannot dissolve it into rects on mac
         m_rects = new wxRect[1];
-               Rect rect ;
-               GetRegionBounds( OTHER_M_REGION( region ) , &rect ) ;
+        Rect rect ;
+        GetRegionBounds( OTHER_M_REGION( region ) , &rect ) ;
         m_rects[0].x = rect.left;
         m_rects[0].y = rect.top;
         m_rects[0].width = rect.right - rect.left;