VAPIMWP_VIEW_CANSTOP

Determines whether the playing of the multimedia document can be stopped. This is a parameter of the VAPIM_VIEW message.

Syntax

#include <kvvapi.h>
SendMessage(hWndVAPI, VAPIM_VIEW, VAPIMWP_VIEW_CANSTOP,
           (LPARAM) (BOOL*) lpbCanStop );

Arguments

Argument Description
hWndVAPI The handle of the VAPI window.
lpbCanStop A pointer to a flag that returns TRUE or FALSE, depending on whether the multimedia document can be stopped.

Returns

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

Discussion

Use this message to control the state of a Stop menu item or toolbar button.