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Don't dereference wxTheApp unconditionally when showing wxMessageDialog.

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The application might not yet (or already) exist, don't crash in this case.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@78234 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2014-12-05 22:18:16 +00:00
parent e91fb2bbee
commit eb171a4592
1 changed files with 1 additions and 1 deletions
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2
src/msw/msgdlg.cpp
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@@ -430,7 +430,7 @@ wxFont wxMessageDialog::GetMessageFont()
int wxMessageDialog::ShowMessageBox() int wxMessageDialog::ShowMessageBox()
{ {
if ( !wxTheApp->GetTopWindow() ) if ( wxTheApp && !wxTheApp->GetTopWindow() )
{ {
// when the message box is shown from wxApp::OnInit() (i.e. before the // when the message box is shown from wxApp::OnInit() (i.e. before the
// message loop is entered), this must be done or the next message box // message loop is entered), this must be done or the next message box