This key events are AFAIK just sent to the running application. How will I
detect these when the app isn't running??
Bradly J. Barton <[EMAIL PROTECTED]> wrote in message
news:21897@palm-dev-forum...
>
> Weird.. the second note I posted (the one about Rus' good point) came up
> before the original code snip I posted... at any rate, I was looking in
> detail at how to do this again, and realized the snippet probably didn't
> explain it well.. so here is my event loop and associated functions:
>
> static Boolean HandleHardKey(char chr)
> {
> return 0;
> }
>
> static int AppPreProcessEvent(EventType *event)
> {
> // Intercept hard keys to prevent them from switching apps
> if (event->eType == keyDownEvent)
> {
> if ((event->data.keyDown.chr >= hard1Chr &&
> event->data.keyDown.chr <= hard4Chr &&
> !(event->data.keyDown.modifiers & poweredOnKeyMask)))
> {
> if (HandleHardKey(event->data.keyDown.chr))
> return CMD_DONTHANDLE;
> }
>
> if (event->data.keyDown.chr == hardPowerChr ||
> event->data.keyDown.chr == autoOffChr)
> return CMD_POWEROFF;
>
> if (event->data.keyDown.chr == launchChr)
> return CMD_LAUNCHER;
> }
> return CMD_OK;
> }
>
> static void AppPostProcessEvent(int cmd)
> {
> switch (cmd) {
> case CMD_LAUNCHER:
> // go to front form of application.. this is for Pre OS 3.0 support
> // where the launcher was not a separate application
> break;
> case CMD_POWEROFF:
> // post a stop event to your application
> break;
> }
> }
>
> static void EventLoop(void)
> {
> EventType event;
> Word error;
> int precmd;
>
> do {
> // Get the next available event.
> EvtGetEvent(&event, evtWaitForever);
>
> precmd = AppPreProcessEvent(&event);
> if (precmd == CMD_DONTHANDLE) continue;
>
> // Give the system a chance to handle the event.
> if (! SysHandleEvent(&event))
> // Give the menu bar a chance to update and handle the event.
> if (! MenuHandleEvent(CurrentMenu, &event, &error))
> // Give the application a chance to handle the event.
> if (! ApplicationHandleEvent(&event))
> // Let the form object provide default handling of the
event.
> FrmDispatchEvent(&event);
>
> AppPostProcessEvent(precmd);
> } while (event.eType != appStopEvent);
> StopApplication();
> }
>
>
>
>
--
For information on using the Palm Developer Forums, or to unsubscribe, please see
http://www.palmos.com/dev/tech/support/forums/
