RICHED20: EM_SETZOOM / EM_GETZOOM implementation
Phil Krylov
phil at newstar.rinet.ru
Fri Jul 22 17:01:39 CDT 2005
On Fri, 22 Jul 2005 16:32:17 -0400
"Dimi Paun" <dimi at lattica.com> wrote:
> From: "Phil Krylov" <phil at newstar.rinet.ru>
> > Added EM_GETZOOM and EM_SETZOOM RichEdit message handlers.
>
> > + case EM_GETZOOM:
> > + if (!wParam || !lParam)
> > + return FALSE;
> > + *(int *)wParam = editor->nZoomNumerator;
> > + *(int *)lParam = editor->nZoomDenominator;
> > + return TRUE;
>
> I don't know what Windows does, but it may also do:
>
> + case EM_GETZOOM:
> + if (wParam) *(int *)wParam = editor->nZoomNumerator;
> + if (lParam) *(int *)lParam = editor->nZoomDenominator;
> + return TRUE;
>
> Have you checked?
No, but according to the documentation:
The message returns TRUE if message is processed, which it will be if both
wParam and lParam are not NULL
-- Ph.
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