MFC Doc/View: How to obtain a pointer to various objects?

[Andreas Masur]

From this class:	You can access this class using:
	CWinApp	CMainFrame	CChildFrame	CDocument	CView
CWinApp		AfxGetMainWnd() or m_pMainWnd	AfxGetMainWnd()->MDIGetActive()	AfxGetMainWnd()->GetActiveView()->GetDocument()	AfxGetMainWnd()->GetActiveView()
CMainFrame	AfxGetApp() or theApp		MDIGetActive() or GetActiveFrame()	SDI: GetActiveView()->GetDocument() MDI: MDIGetActive()->GetActiveView()->GetDocument()	SDI: GetActiveView() MDI: MDIGetActive()->GetActiveView()
CChildFrame	AfxGetApp() or theApp	GetParentFrame()		GetActiveView()->GetDocument()	GetActiveView()
CDocument	AfxGetApp() or theApp	AfxGetMainWnd()	AfxGetMainWnd()->MDIGetActive()		POSITION pos =GetFirstViewPosition(); GetNextView(pos); (see note below)
CView	AfxGetApp() or theApp	AfxGetMainWnd()	GetParentFrame()	GetDocument()
any other class	AfxGetApp()	AfxGetMainWnd()	AfxGetMainWnd()->MDIGetActive() or AfxGetMainWnd()->GetActiveFrame()	SDI: AfxGetMainWnd()->GetActiveView()->GetDocument() MDI: AfxGetMainWnd()->MDIGetActive()->GetActiveView()->GetDocument()	SDI: AfxGetMainWnd()->GetActiveView() MDI: AfxGetMainWnd()->MDIGetActive()->GetActiveView()
	Note: To access only the current view, the document class can call AfxGetMainWnd()->GetActiveView() from a SDI application or AfxGetMainWnd()->MDIGetActive()->GetActiveView() from a MDI application.