VAPIMWP_VIEW_GETROTATE

Gets the rotation of the document. This is a parameter of the VAPIM_VIEW message.

Syntax

#include <kvvapi.h>
SendMessage(hWndVAPI, VAPIM_VIEW, VAPIMWP_VIEW_GETROTATE,
           (LPARAM) (int*) lpnRotate );

Arguments

Argument Description
hWndVAPI The handle of the VAPI window.
lpnRotate A pointer to an integer that returns the rotation in degrees.

Returns

  • SendMessage() returns TRUE if the call succeeds, in which case lpnRotate returns the rotation.
  • SendMessage() returns FALSE if the call fails (for example, if there are invalid arguments or if no document is open), in which case lpnRotate is undefined.

Discussion

Use this message to set the state of a Rotate menu item or toolbar button.