fixed wxContextHelpButton bitmap (dis)appearance

[wxWidgets.git] / include / wx / docview.h

diff --git a/include/wx/docview.h b/include/wx/docview.h
index b2c0b7dedf550d5b7a512942bfaa7b469d2ddaf8..84bbc05b8643ede6c4484f1e26294fee024b00ac 100644 (file)
--- a/include/wx/docview.h
+++ b/include/wx/docview.h
@@ -333,6 +333,13 @@ public:
     // Extend event processing to search the view's event table
     virtual bool ProcessEvent(wxEvent& event);
 
+    // called when file format detection didn't work, can be overridden to do
+    // something in this case
+    // This is of course completely stupid, because if the file dialog is
+    // cancelled you get an assert. Brilliant. -- JACS
+//    virtual void OnOpenFileFailure() { wxFAIL_MSG(_T("file format mismatch")); }
+    virtual void OnOpenFileFailure() { }
+
     virtual wxDocument *CreateDocument(const wxString& path, long flags = 0);
     virtual wxView *CreateView(wxDocument *doc, long flags = 0);
     virtual void DeleteTemplate(wxDocTemplate *temp, long flags = 0);
@@ -619,6 +626,11 @@ protected:
 // converts from/to a stream to/from a temporary file.
 bool WXDLLEXPORT wxTransferFileToStream(const wxString& filename, ostream& stream);
 bool WXDLLEXPORT wxTransferStreamToFile(istream& stream, const wxString& filename);
+#else
+// For compatibility with existing file formats:
+// converts from/to a stream to/from a temporary file.
+bool WXDLLEXPORT wxTransferFileToStream(const wxString& filename, wxOutputStream& stream);
+bool WXDLLEXPORT wxTransferStreamToFile(wxInputStream& stream, const wxString& filename);
 #endif
 
 #endif // _WX_DOCH__