/**
* Helper function to check for one special feature of the CALL key: Normally, when the phone is
* idle, CALL takes you to the call log (see the handler for KEYCODE_CALL in
* PhoneWindow.onKeyUp().) But if the phone is in use (either off-hook or ringing) we instead
* handle the CALL button by taking you to the in-call UI.
*
* @return true if we intercepted the CALL keypress (i.e. the phone was in use)
* @see DialerActivity#onCreate
*/
boolean handleInCallOrRinging() {
if (phone.getState() != Phone.State.IDLE) {
// Phone is OFFHOOK or RINGING.
if (DBG) Log.v(LOG_TAG, "handleInCallOrRinging: show call screen");
displayCallScreen();
return true;
}
return false;
}
