vista tree crash fix

[wxWidgets.git] / src / mgl / bitmap.cpp

diff --git a/src/mgl/bitmap.cpp b/src/mgl/bitmap.cpp
index 1c424417fe79102fbb4ffe0e5853e9a84554a35f..c280b0b0ac7a82770a2243cfbd20161717055061 100644 (file)
--- a/src/mgl/bitmap.cpp
+++ b/src/mgl/bitmap.cpp
@@ -60,6 +60,8 @@ public:
     wxBitmapRefData();
     virtual ~wxBitmapRefData();
 
+    virtual bool IsOk() const { return m_bitmap != NULL; }
+
     int             m_width;
     int             m_height;
     int             m_bpp;
@@ -267,11 +269,6 @@ wxBitmap::wxBitmap(const char bits[], int width, int height, int depth)
     delete bdc;
 }
 
-bool wxBitmap::IsOk() const
-{
-    return (m_refData != NULL && M_BMPDATA->m_bitmap != NULL);
-}
-
 int wxBitmap::GetHeight() const
 {
     wxCHECK_MSG( Ok(), -1, wxT("invalid bitmap") );