void CGeorgesEditDoc::OnEditUndo()
{
if (!_UndoBuffer.empty ())
{
// Get an action
IAction *action = _UndoBuffer.back ();
_UndoBuffer.pop_back ();
// Undo it
bool modified;
action->doAction (*this, false, modified, false);
// Put in the redo list
_RedoBuffer.push_back (action);
CMDIFrameWnd* pMainWnd = (CMDIFrameWnd*)AfxGetMainWnd();
// Get the active MDI child window.
CMDIChildWnd* pChild = (CMDIChildWnd*)pMainWnd->MDIGetActive();
pChild->RecalcLayout();
pChild->UpdateWindow();
_UndoModify--;
if ( (_UndoModify == 0) && IsModified () )
{
setModifiedState (false);
}
else if ( (_UndoModify != 0) && !IsModified () )
{
setModifiedState (true);
}
}
}
CView* CGeorgesEditDoc::switchToView(CView* pNewView)
{
CMDIFrameWnd* pMainWnd = (CMDIFrameWnd*)AfxGetMainWnd();
// Get the active MDI child window.
CMDIChildWnd* pChild = (CMDIChildWnd*)pMainWnd->MDIGetActive();
// Get the active view attached to the active MDI child window.
CView* pOldActiveView = pChild->GetActiveView();
pChild->RecalcLayout();
pNewView->UpdateWindow();
pChild->SetActiveView(pNewView);
return pOldActiveView;
}
