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Specifies whether the document that is displayed in the child window is read-only.
virtual BOOL IsReadOnly();
Return Value
TRUE if the document is read-only; otherwise FALSE.
Remarks
This function is used to prevent saving of read-only documents.
Example
The following example demonstrates overriding the IsReadOnly method. This code snippet comes from the VisualStudioDemo Sample: MFC Visual Studio Application.
BOOL CChildFrame::IsReadOnly()
{
return DYNAMIC_DOWNCAST(CStartView, GetActiveView()) != NULL;
}
Requirements
Header: afxMDIChildWndEx.h