From: Stefan Csomor <csomor@advancedconcepts.ch>
Date: Thu, 22 Aug 2002 08:47:34 +0000 (+0000)
Subject: fix when bitmap is not valid
X-Git-Url: https://git.saurik.com/wxWidgets.git/commitdiff_plain/f125ccf24048cef9a1fcf7d38edaab8225d41564

fix when bitmap is not valid


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@16674 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---

diff --git a/src/mac/bmpbuttn.cpp b/src/mac/bmpbuttn.cpp
index 5d03c4f8d3..7f89c97abd 100644
--- a/src/mac/bmpbuttn.cpp
+++ b/src/mac/bmpbuttn.cpp
@@ -52,14 +52,18 @@ bool wxBitmapButton::Create(wxWindow *parent, wxWindowID id, const wxBitmap& bit
 
 	Rect bounds ;
 	Str255 title ;
-        m_bmpNormal = bitmap;
-	wxBitmapRefData * bmap = (wxBitmapRefData*) ( m_bmpNormal.GetRefData()) ;
+    m_bmpNormal = bitmap;
+	wxBitmapRefData * bmap = NULL ;
+	
+	if ( m_bmpNormal.Ok() )
+		bmap = (wxBitmapRefData*) ( m_bmpNormal.GetRefData()) ;
 	
 	MacPreControlCreate( parent , id ,  "" , pos , wxSize( width , height ) ,style, validator , name , &bounds , title ) ;
 
 	m_macControl = ::NewControl( MAC_WXHWND(parent->MacGetRootWindow()) , &bounds , title , false , 0 , 
 		kControlBehaviorOffsetContents + 
-		    ( bmap->m_bitmapType == kMacBitmapTypeIcon ? kControlContentCIconHandle : kControlContentPictHandle ) , 0, 
+		    ( bmap && bmap->m_bitmapType == kMacBitmapTypeIcon ? 
+		    kControlContentCIconHandle : kControlContentPictHandle ) , 0, 
 	  	(( style & wxBU_AUTODRAW ) ? kControlBevelButtonSmallBevelProc : kControlBevelButtonNormalBevelProc ), (long) this ) ;
 	wxASSERT_MSG( (ControlHandle) m_macControl != NULL , "No valid mac control" ) ;
 	
diff --git a/src/mac/carbon/bmpbuttn.cpp b/src/mac/carbon/bmpbuttn.cpp
index 5d03c4f8d3..7f89c97abd 100644
--- a/src/mac/carbon/bmpbuttn.cpp
+++ b/src/mac/carbon/bmpbuttn.cpp
@@ -52,14 +52,18 @@ bool wxBitmapButton::Create(wxWindow *parent, wxWindowID id, const wxBitmap& bit
 
 	Rect bounds ;
 	Str255 title ;
-        m_bmpNormal = bitmap;
-	wxBitmapRefData * bmap = (wxBitmapRefData*) ( m_bmpNormal.GetRefData()) ;
+    m_bmpNormal = bitmap;
+	wxBitmapRefData * bmap = NULL ;
+	
+	if ( m_bmpNormal.Ok() )
+		bmap = (wxBitmapRefData*) ( m_bmpNormal.GetRefData()) ;
 	
 	MacPreControlCreate( parent , id ,  "" , pos , wxSize( width , height ) ,style, validator , name , &bounds , title ) ;
 
 	m_macControl = ::NewControl( MAC_WXHWND(parent->MacGetRootWindow()) , &bounds , title , false , 0 , 
 		kControlBehaviorOffsetContents + 
-		    ( bmap->m_bitmapType == kMacBitmapTypeIcon ? kControlContentCIconHandle : kControlContentPictHandle ) , 0, 
+		    ( bmap && bmap->m_bitmapType == kMacBitmapTypeIcon ? 
+		    kControlContentCIconHandle : kControlContentPictHandle ) , 0, 
 	  	(( style & wxBU_AUTODRAW ) ? kControlBevelButtonSmallBevelProc : kControlBevelButtonNormalBevelProc ), (long) this ) ;
 	wxASSERT_MSG( (ControlHandle) m_macControl != NULL , "No valid mac control" ) ;