+void MyFrame::OnFileExec(wxCommandEvent& event)
+{
+ static wxString s_filename;
+
+ wxString filename = wxLoadFileSelector(_T("file"), _T(""), s_filename);
+ if ( !filename )
+ return;
+
+ s_filename = filename;
+
+ wxString ext = filename.AfterFirst(_T('.'));
+ wxFileType *ft = wxTheMimeTypesManager->GetFileTypeFromExtension(ext);
+ if ( !ft )
+ {
+ wxLogError(_T("Impossible to determine the file type for extension '%s'"),
+ ext.c_str());
+ return;
+ }
+
+ wxString cmd;
+ bool ok = ft->GetOpenCommand(&cmd,
+ wxFileType::MessageParameters(filename, _T("")));
+ delete ft;
+ if ( !ok )
+ {
+ wxLogError(_T("Impossible to find out how to open files of extension '%s'"),
+ ext.c_str());
+ return;
+ }
+
+ DoAsyncExec(cmd);
+}
+