adaptions for latest dc changes

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@50361 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2007-11-30 16:52:04 +00:00
parent 0290aeac57
commit 19a1d9eed1
1 changed files with 2 additions and 2 deletions
--- a/src/msw/dcmemory.cpp
+++ b/src/msw/dcmemory.cpp
@@ -80,9 +80,9 @@ void wxMemoryDCImpl::Init()

 bool wxMemoryDCImpl::CreateCompatible(wxDC *dc)
 {
-    wxDCImpl *impl = dc->GetImpl();
+    wxDCImpl *impl = dc ? dc->GetImpl() : NULL ;
    wxMSWDCImpl *msw_impl = wxDynamicCast( impl, wxMSWDCImpl );
-    if (!msw_impl)
+    if ( dc && !msw_impl)
    {
        m_ok = false;
        return false;