Don't crash if there's no top window.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@63355 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2010-02-02 11:23:31 +00:00
parent 76d7fc2904
commit 8c0f078408
1 changed files with 2 additions and 0 deletions
--- a/src/msw/choice.cpp
+++ b/src/msw/choice.cpp
@@ -235,6 +235,8 @@ wxChoice::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))

    // FIXME: Use better dummy window?
    wxWindow* wnd = wxTheApp->GetTopWindow();
+    if (!wnd)
+        return attrs;

    attrs.font = wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);