Guarding call to wxOSXDrawNSImage with a valid m_cgContext

Fixes #18356
2019-03-10 09:54:08 +01:00
parent e8395fb88c
commit 099de4ecab
1 changed files with 1 additions and 0 deletions
--- a/src/osx/carbon/graphics.cpp
+++ b/src/osx/carbon/graphics.cpp
@@ -2213,6 +2213,7 @@ void wxMacCoreGraphicsContext::Rotate( wxDouble angle )
 void wxMacCoreGraphicsContext::DrawBitmap( const wxBitmap &bmp, wxDouble x, wxDouble y, wxDouble w, wxDouble h )
 {
 #if wxOSX_USE_COCOA
+    if (EnsureIsValid())
    {
        CGRect r = CGRectMake( (CGFloat) x , (CGFloat) y , (CGFloat) w , (CGFloat) h );
        wxOSXDrawNSImage( m_cgContext, &r, bmp.GetImage());