X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/928e7a7e1b5bdaa2a475c2bfbe0f4679baf653e1..88c87a11a81106d950a2bbadf9426933f7b63de7:/src/osx/carbon/dcclient.cpp

diff --git a/src/osx/carbon/dcclient.cpp b/src/osx/carbon/dcclient.cpp
index a943963a68..2ade63d5cc 100644
--- a/src/osx/carbon/dcclient.cpp
+++ b/src/osx/carbon/dcclient.cpp
@@ -180,6 +180,7 @@ wxPaintDCImpl::wxPaintDCImpl( wxDC *owner )
 wxPaintDCImpl::wxPaintDCImpl( wxDC *owner, wxWindow *window ) :
     wxWindowDCImpl( owner, window )
 {
+    wxASSERT_MSG( window->MacGetCGContextRef() != NULL, _T("using wxPaintDC without being in a native paint event") );
     wxPoint origin = window->GetClientAreaOrigin() ;
     m_window->GetClientSize( &m_width , &m_height);
     SetDeviceOrigin( origin.x, origin.y );