VAPIMWP_VIEW_GETMAGNIFY
Gets the magnification of the document. This is a parameter of the VAPIM_VIEW
message.
Syntax
#include <kvvapi.h> SendMessage(hWndVAPI, VAPIM_VIEW, VAPIMWP_VIEW_GETMAGNIFY, (LPARAM) (int*) lpnMagnify );
Arguments
Argument | Description |
---|---|
hWndVAPI
|
The handle of the VAPI window. |
lpnMagnify
|
A pointer to an integer that returns the document magnification:
|
Returns
SendMessage()
returnsTRUE
if the call succeeds, in which caselpnMagnify
returns the magnification.SendMessage()
returnsFALSE
if the call fails (for example, if there are invalid arguments or if no document is open), in which caselpnMagnify
is undefined.
Discussion
Use this message to set the state of a Magnify menu item or toolbar button.