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Fixed bug [ 749471 ] wxDocument with no command processor

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@20932 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Julian Smart
2003-06-05 12:03:47 +00:00
parent f032bf3d16
commit 34aa61407a
1 changed files with 22 additions and 6 deletions
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28
src/common/docview.cpp
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@@ -964,22 +964,26 @@ void wxDocManager::OnPreview(wxCommandEvent& WXUNUSED(event))
#endif // wxUSE_PRINTING_ARCHITECTURE
}
void wxDocManager::OnUndo(wxCommandEvent& WXUNUSED(event))
void wxDocManager::OnUndo(wxCommandEvent& event)
{
wxDocument *doc = GetCurrentDocument();
if (!doc)
return;
if (doc->GetCommandProcessor())
doc->GetCommandProcessor()->Undo();
else
event.Skip();
}
void wxDocManager::OnRedo(wxCommandEvent& WXUNUSED(event))
void wxDocManager::OnRedo(wxCommandEvent& event)
{
wxDocument *doc = GetCurrentDocument();
if (!doc)
return;
if (doc->GetCommandProcessor())
doc->GetCommandProcessor()->Redo();
else
event.Skip();
}
// Handlers for UI update commands
@@ -1021,17 +1025,29 @@ void wxDocManager::OnUpdateFileSaveAs(wxUpdateUIEvent& event)
void wxDocManager::OnUpdateUndo(wxUpdateUIEvent& event)
{
wxDocument *doc = GetCurrentDocument();
event.Enable( (doc && doc->GetCommandProcessor() && doc->GetCommandProcessor()->CanUndo()) );
if (doc && doc->GetCommandProcessor())
if (!doc)
event.Enable(FALSE);
else if (!doc->GetCommandProcessor())
event.Skip();
else
{
event.Enable( doc->GetCommandProcessor()->CanUndo() );
doc->GetCommandProcessor()->SetMenuStrings();
}
}
void wxDocManager::OnUpdateRedo(wxUpdateUIEvent& event)
{
wxDocument *doc = GetCurrentDocument();
event.Enable( (doc && doc->GetCommandProcessor() && doc->GetCommandProcessor()->CanRedo()) );
if (doc && doc->GetCommandProcessor())
if (!doc)
event.Enable(FALSE);
else if (!doc->GetCommandProcessor())
event.Skip();
else
{
event.Enable( doc->GetCommandProcessor()->CanRedo() );
doc->GetCommandProcessor()->SetMenuStrings();
}
}
void wxDocManager::OnUpdatePrint(wxUpdateUIEvent& event)