Exemple #1
0
void RunCount(UInt32 start_tik)
{
    UInt32 tik,dtik;
    run=1;
    while(run==1) {
	tik = TimGetTicks();
	dtik = tik - start_tik;
	drawCount(dtik);

	// call this periodically to hold off auto off  
	if (stopWatchPrefs.disableAutoOff) EvtResetAutoOffTimer();

	// delay one tenth of a sec (.09 acksherly to be sly)
	SysTaskDelay((90 * SysTicksPerSecond())/1000);
	// within loop call SysHandleEvent to
	//  give system opportunity to break in? 
	// /opt/palmdev/sdk-5/include/Core/UI/Event.h
	{ 
	    UInt16 err;
	    EventType e;
	    EvtGetEvent(&e, 0);
	    if (! SysHandleEvent (&e))
		if (! MenuHandleEvent (NULL, &e, &err))
		    if (! ApplicationHandleEvent (&e))
			FrmDispatchEvent (&e);
	}
    }

}
Exemple #2
0
/**********************************************************************
 * Function: EventLoop
 * Description: this is the main event loop for the program. It 
 * listens for events for .5 seconds, if none come in, it checks 
 * wheter it should timeout and lock the program. If the unit
 * is scheduled to sleep within the next five seconds, it locks
 * the display. 
 * Note: timeout does not work properly if you overclock you 
 * palm's processor.
 * ********************************************************************/ 
static void 
EventLoop (void) 
{
	EventType event;
	UInt16 error;
	
	do
		
	{
		
			// wait a bit for an event
			EvtGetEvent (&event, 50);

				/* Dont seed with empty events!*/
			if(event.eType != nilEvent)
				random_seed((byte *) &event, sizeof(event)); 
	
			// first the system gets the event, then the Menu event handler, then the application
			// event handler, then finally the form event handler
			if (!SysHandleEvent (&event))
			if (!MenuHandleEvent (0, &event, &error))
				if (!ApplicationHandleEvent (&event))
					FrmDispatchEvent (&event);
	}
	while (event.eType != appStopEvent);
}
UInt32 PilotMain(UInt16 cmd, MemPtr cmdPBP, UInt16 launchFlags) {
	EventType event;
	Err err = 0;

	switch (cmd) {
	case sysAppLaunchCmdNormalLaunch:
		if(isTheDeviceSupported() == false) {
			FrmAlert(OldAlert);
			break;
		}
		
		FrmGotoForm(MainForm);
		do {
			UInt16 MenuError;
			EvtGetEvent(&event, evtWaitForever);
			if (! SysHandleEvent(&event))
				if (! MenuHandleEvent(0, &event, &MenuError))
					if (! AppHandleEvent(&event))
						FrmDispatchEvent(&event);
		} while (event.eType != appStopEvent);
		break;
	case sysAppLaunchCmdNotify:
		if(((SysNotifyParamType*) cmdPBP)->notifyType==sysNotifyDisplayResizedEvent) {
			EventType resizedEvent;
			MemSet(&resizedEvent,sizeof(EventType),0);
			resizedEvent.eType=winDisplayChangedEvent;
			EvtAddUniqueEventToQueue(&resizedEvent,0,true);
		}
		break;
	default:
		break;
	}    
	return(err);
}
static void
EventLoop (void)
{
    EventType	event;
    SDWord	timeout;
    UInt32	timer_next;
    Word	error;

    do
    {
        timeout = evtWaitForever;
        timer_next = 0;
        if (needRedisplay)
            timeout = 0;
        else if (game.timer_running)
        {
            UInt32  now = TimGetTicks ();
            int	    sec = (now - game.timer_start) / sysTicksPerSecond;

            timer_next = ((sec + 1) * sysTicksPerSecond + game.timer_start);
            timeout = timer_next - now;
        }
        EvtGetEvent (&event, timeout);
        DIAG (("Event %d\n", event.eType));
        if (timer_next && TimGetTicks () <= timer_next)
            DamageCount ();
        if (needRedisplay && event.eType == nilEvent)
            FrmUpdateForm (mainForm, frmRedrawUpdateCode);
        if (event.eType == nilEvent)
            continue;

        /* Give the system a chance to handle the event. */
        if (! SysHandleEvent (&event))
        {
            if (!MenuHandleEvent (0, &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);
                }
            }
        }
    }
    while (event.eType != appStopEvent);
    // ** SPECIAL NOTE **
    // In order for the Emulator to exit
    // cleanly when the File|Quit menu option is
    // selected, the running application
    // must exit.  The emulator will generate an
    // ÒappStopEventÓ when Quit is selected.
}
Exemple #5
0
/* The main event loop */
static void EventLoop(void)
{
    UInt16 err;
    EventType e;

    do {
	EvtGetEvent(&e, evtWaitForever);
	if (! SysHandleEvent (&e))
	    if (! MenuHandleEvent (NULL, &e, &err))
		if (! ApplicationHandleEvent (&e))
		    FrmDispatchEvent (&e);
    } while (e.eType != appStopEvent);
}
Exemple #6
0
static void EventLoop( void )
{
	EventType event;
	UInt error;

	do {
		EvtGetEvent( &event, evtWaitForever );
		if( !SysHandleEvent( &event ) )
			if( !MenuHandleEvent( 0, &event, &error ) )
				if( !ApplicationHandleEvent( &event ) )
					FrmDispatchEvent( &event );
	} while( event.eType != appStopEvent );
}
Exemple #7
0
void Application_ProcessMessages(int ticks)
{
     EventType event;
     UInt32 until=TimGetTicks()+ticks;
     UInt16 error;
     do {
	     EvtGetEvent(&event, 3);
	     if(event.eType == appStopEvent) {
		     StopEvent=1;
		     break;
	     }
	     if (! SysHandleEvent(&event))
	         if (! MenuHandleEvent(0, &event, &error))
	             if (! Application_EventHandler(&event))
	                FrmDispatchEvent(&event);
     } while(TimGetTicks()<until);
}
Exemple #8
0
/* The main event loop */
static void EventLoop(void)
{
  Word err;
  EventType e;

  do {
    if( EQIsEmpty() ) {
      EvtGetEvent(&e, .66 * SysTicksPerSecond());
    } else {
      EvtGetEvent(&e, .05 * SysTicksPerSecond());
    }
    if (! SysHandleEvent (&e))
      if (! MenuHandleEvent (NULL, &e, &err) )
	if (! ApplicationHandleEvent (&e) )
	  if( ! FrmDispatchEvent (&e) )
            GameEvents();
  } while (e.eType != appStopEvent);
}
Exemple #9
0
static void AppEventLoop(void)
{
    UInt16 error;
    EventType event;

    do {
        /* change timeout if you need periodic nilEvents */
        EvtGetEvent(&event, SysTicksPerSecond() / 5);

        if (!SysHandleEvent(&event)) {
            if (!MenuHandleEvent(0, &event, &error)) {
                if (!AppHandleEvent(&event)) {
                    FrmDispatchEvent(&event);
                }
            }
        }
    } while (event.eType != appStopEvent);
}
Exemple #10
0
/* This routine is the event loop */
static void EventLoop( void )
{
    EventType event;
    UInt16    err;

    do {
        EvtGetEvent( &event, evtWaitForever );

        if ( SysHandleEvent( &event ) )
            continue;

        if ( MenuHandleEvent( NULL, &event, &err ) )
            continue;

        if ( event.eType == frmLoadEvent )
            HandleFormLoad( &event );

        FrmDispatchEvent( &event );
    } while ( event.eType != appStopEvent );
}
Exemple #11
0
DWord PilotMain(Word cmd, Ptr cmdPBP, Word launchFlags)
{
	int r;

	if (cmd != 0)
		return 0;

	r = test(0,NULL);

	for (;;)
	{
		EventType e;

		EvtGetEvent(&e,100);
		if (e.eType == appStopEvent)
			break;
		if (!SysHandleEvent(&e))
			FrmHandleEvent(FrmGetActiveForm(),&e);
	}
	return 0;
}
Exemple #12
0
int wxEventLoop::Run()
{
    status_t    error;
    EventType    event;

    do {
        wxTheApp && wxTheApp->ProcessIdle();

        EvtGetEvent(&event, evtWaitForever);

        if (SysHandleEvent(&event))
            continue;

        if (MenuHandleEvent(0, &event, &error))
            continue;

        FrmDispatchEvent(&event);

    } while (event.eType != appStopEvent);

    return 0;
}
Exemple #13
0
static void AppEventLoop(void){
  EventType event;
  short error;
  UInt16 nilEvents;
  do {
    EvtGetEvent(&event, 25);
    if (MenuHandleEvent(NULL, &event, &error)) { nilEvents=0; continue; }
    if (AppHandleEvent(&event)){ if(event.eType!=nilEvent){nilEvents=0;} continue; }
    if (SysHandleEvent(&event)) { nilEvents=0; continue; }
    if (event.eType == nilEvent){
      nilEvents++;
      if(nilEvents++ > 40 * 60){
        nilEvents = 0;
        if(FrmGetActiveFormID()!=HelpForm){
          FrmGotoForm(HelpForm);
        }
        continue;
      }
    }
    FrmDispatchEvent(&event);
  } while (event.eType != appStopEvent);
}
Exemple #14
0
static void
EventLoop (void)
{
    short err;
    int fid;
    FormPtr form;
    EventType event;

    do
    {
	EvtGetEvent(&event, 200);

	// let the system handle it's own events
	if (SysHandleEvent(&event)) continue;

	// same for menu events
	if (MenuHandleEvent((void *)0, &event, &err)) continue;

	// set up our handler when our main form is loaded
	if (event.eType == frmLoadEvent) {
	    fid = event.data.frmLoad.formID;
	    form = FrmInitForm(fid);
	    FrmSetActiveForm(form);

	    switch (fid) {
	    case fid_kartrando:
		FrmSetEventHandler(form, mainEventHandler);
		break;
	    case fid_prefs:
		FrmSetEventHandler(form, prefsEventHandler);
		break;
	    }
	}

	FrmDispatchEvent(&event);

    } while (event.eType != appStopEvent);
}
Exemple #15
0
/* The main event loop */
static void EventLoop(void)
{
        UInt16 err;
        EventType e;
        static float timeout = .05;

        do {
                if( EQIsEmpty() &&
                    timeout < 600 &&
                    !DrawFlashies() )
                {
                        timeout *= 2;
                } else {
                        timeout = .05;
                }

                EvtGetEvent(&e, timeout * SysTicksPerSecond());
                if (! SysHandleEvent (&e))
                        if (! MenuHandleEvent (NULL, &e, &err) )
                                if (! ApplicationHandleEvent (&e) )
                                        if( ! FrmDispatchEvent (&e) )
                                                GameEvents();
        } while (e.eType != appStopEvent);
}
Exemple #16
0
int event_loop(void) {
  UInt16 error;
  EventType event;
  FormPtr form;
  int form_id;
  Regiondesc rd;

  do {
    EvtGetEvent(&event, 0); // No timeout - return immediately
    if (!SysHandleEvent(&event))
      if (!MenuHandleEvent(NULL, &event, &error))
	if (event.eType == frmLoadEvent) {
	  // Load and activate form.
	  form_id = event.data.frmLoad.formID;
	  form = FrmInitForm(form_id);
	  FrmSetActiveForm(form);
	  switch (form_id) {
	  case formID_main_ri_sim: FrmSetEventHandler(form, (FormEventHandlerPtr) ri_sim_event); break;
	  case formID_sys_info: FrmSetEventHandler(form, (FormEventHandlerPtr) sys_info_event); break;
	  }
	} else
	    FrmDispatchEvent(&event);
  } while (event.eType != appStopEvent);
}
Exemple #17
0
/***********************************************************************
 * main event loop; loops until appStopEvent is caught or
 * QuitApp is set
 ***********************************************************************/
static void
AppEventLoop(void)
{
  UInt16 error;
  EventType event;


  do {
    EvtGetEvent(&event, evtWaitForever);


    if (! SysHandleEvent(&event))
      if (! MenuHandleEvent(0, &event, &error))
	if (! AppHandleEvent(&event))
	  FrmDispatchEvent(&event);

    // Check the heaps after each event
#if EMULATION_LEVEL != EMULATION_NONE
    MemHeapCheck(0);
    MemHeapCheck(1);
#endif
  } while (event.eType != appStopEvent);

}
Exemple #18
0
/***********************************************************************
 *
 * FUNCTION:    SelectTime
 *
 * DESCRIPTION: Display a form showing a start and end time.
 *					 Allow the user to change the time and then
 *              return them.
 *					 pTimeDiff.
 *
 * PARAMETERS:  pStartTime	- pointer to TimeType
 *              pEndTime   - pointer to TimeType
 *              untimed  	- true if there isn't a time.
 *              title	   - string containing the title
 *              startOfDay - used when "All Day" button selected.
 *					 endOfDay	- our used when "All Day" button selected.
 *              startOfDisplay - first hour initially visible
 *
 * RETURNED:	 True if the time was changed by the user.
 * 				 The first three parameters may change.
 *
 * REVISION HISTORY:
 *			Name	Date		Description
 *			----	----		-----------
 *			roger	12/2/94	Initial Revision
 *			trev	08/12/97	made non modified passed variables constant
 *			css	06/08/99	added new parameter & "All Day" button for gromit change.
 *
 ***********************************************************************/
Boolean SelectTime (TimeType * startTimeP, TimeType * endTimeP, 
	Boolean untimed, const Char * titleP, Int16 startOfDay, Int16 endOfDay, 
	Int16 startOfDisplay)
{
	Int16							firstHour;
	Char 							startTimeText [timeStringLength];
	Char 							endTimeText [timeStringLength];
	Char							timeChars [timeStringLength];
	TimePtr						timeP;
	FormType 					*originalForm, *frm;
	ListPtr 						hoursLst, minutesLst;
	ControlPtr 					startTimeCtl, endTimeCtl;
	EventType 					event;
	Boolean 						confirmed = false;
	MemHandle 						hoursItems;
	TimeType 					startTime, endTime, timeDiff;
	TimeFormatType 			timeFormat;
	ChangingTimeType			changingTime;

	// Get the time format from the system preerances;
	timeFormat = (TimeFormatType)PrefGetPreference(prefTimeFormat);


	// Because this routine only deals with minutes in five minute
	// intervals we convert the proposed times from those passed.
	startTime.hours = startTimeP->hours;
	startTime.minutes = startTimeP->minutes;
	endTime.hours = endTimeP->hours;
	endTime.minutes = endTimeP->minutes;
	TimeDifference (&endTime, &startTime, &timeDiff);
	
	// Make sure the end time is displayable (clips at 11:55 pm)
	AdjustTimes (&startTime, &endTime, &timeDiff, changingStartTime);
	
	// Clear the buffer that holds written characters.
	*timeChars = 0;

	startOfDisplay = min (startOfDisplay, 12);

	originalForm = FrmGetActiveForm();
	frm = (FormType *) FrmInitForm (TimeSelectorForm);
	FrmSetActiveForm (frm);

	hoursLst = FrmGetObjectPtr (frm, FrmGetObjectIndex (frm, TimeSelectorHourList));
	minutesLst = FrmGetObjectPtr (frm, FrmGetObjectIndex (frm, TimeSelectorMinuteList));
	startTimeCtl = FrmGetObjectPtr (frm, FrmGetObjectIndex (frm, TimeSelectorStartTimeButton));
	endTimeCtl = FrmGetObjectPtr (frm, FrmGetObjectIndex (frm, TimeSelectorEndTimeButton));


	// Set list to use either 12 or 24 hour time
	hoursItems = SysFormPointerArrayToStrings (
		((timeFormat == tfColon24h) || (timeFormat == tfDot24h)) ? 
			(Char *) Hours24Array() : (Char *) Hours12Array(), 24);
 
 	LstSetListChoices (hoursLst, MemHandleLock(hoursItems), 24);
	LstSetTopItem (hoursLst, startOfDisplay);
	//	Used to do LstMakeItemVisible (hoursLst, startTime.hours); no longer.


	if (! untimed)
		{
		LstSetSelection (hoursLst, startTime.hours);
		LstSetSelection (minutesLst, startTime.minutes / 5);

		CtlSetValue (startTimeCtl, true);
		changingTime = changingStartTime;
		}
	else
		{
		// The hour list is dynamically created and doesn't have a selection
		LstSetSelection (minutesLst, noListSelection);

		changingTime = changingNoTime;
		}


	// Set the start and end time buttons to the current times or blank them
	// if No Time is selected.
	SetTimeTriggers (startTime, endTime, startTimeText, endTimeText, 
		timeFormat, untimed);
		

	// This needs to be taken out when SelectTimeV33 goes away.  It allows for backward 
	// compatibility for this change of adding the end of day variable as a parameter.
	if (endOfDay != noDisplayOfAllDay)
	{
	  FrmShowObject (frm, FrmGetObjectIndex (frm, TimeSelectorAllDayButton));
	}
	
	FrmSetTitle (frm, (Char *) titleP);
	FrmDrawForm (frm);
	
	
	while (true)
		{
		EvtGetEvent (&event, evtWaitForever);

		if (SysHandleEvent ((EventType *)&event))
			continue;
			
		if (event.eType == appStopEvent)
			{
			// Cancel the dialog and repost this event for the app
			EvtAddEventToQueue(&event);
			confirmed = false;
			break;
			}
			
		// Handle these before the form does to overide the default behavior
		if (changingTime == changingNoTime &&
			event.eType == lstEnterEvent && 
			event.data.lstEnter.listID == TimeSelectorMinuteList)
			{
			SndPlaySystemSound(sndError);
			continue;
			}

		FrmHandleEvent (frm, &event);


		// If the start or end time buttons are pressed then change
		// the time displayed in the lists.
		if (event.eType == ctlSelectEvent)
			{
			// "Ok" button pressed?
			if (event.data.ctlSelect.controlID == TimeSelectorOKButton)
				{
				confirmed = true;
				}

			// "Cancel" button pressed?
			else if (event.data.ctlSelect.controlID == TimeSelectorCancelButton)
				{
				break;
				}

			// Start time button pressed?
			else if (event.data.ctlSelect.controlID == TimeSelectorStartTimeButton)
				{
				if (changingTime != changingStartTime)
					{
					if (changingTime == changingNoTime)
						{
						SetTimeTriggers (startTime, endTime, startTimeText, 
							endTimeText, timeFormat, false);
						}

					CtlSetValue (endTimeCtl, false);
					LstSetSelection (hoursLst, startTime.hours);
					LstSetSelection (minutesLst, startTime.minutes / 5);
					changingTime = changingStartTime;
					}
				else
					CtlSetValue(startTimeCtl, true);
				}

			// End time button pressed?
			else if (event.data.ctlSelect.controlID == TimeSelectorEndTimeButton)
				{
				if (changingTime != changingEndTime)
					{
					if (changingTime == changingNoTime)
						{
						SetTimeTriggers (startTime, endTime, startTimeText, 
							endTimeText, timeFormat, false);
						}

					CtlSetValue(startTimeCtl, false);
					LstSetSelection (hoursLst, endTime.hours);
					LstSetSelection (minutesLst, endTime.minutes / 5);
					changingTime = changingEndTime;
					}
				else
					CtlSetValue(endTimeCtl, true);
				}

			// No time button pressed?
			else if (event.data.ctlSelect.controlID == TimeSelectorNoTimeButton)
				{
				if (changingTime != changingNoTime)
					{
					if (changingTime == changingStartTime)
						CtlSetValue(startTimeCtl, false);
					else
						CtlSetValue(endTimeCtl, false);
					SetTimeTriggers (startTime, endTime, startTimeText, 
						endTimeText, timeFormat, true);
					
					LstSetSelection (hoursLst, noListSelection);
					LstSetSelection (minutesLst, noListSelection);
					changingTime = changingNoTime;
					}
					// Get us out of this form display now.
					confirmed = true;
				}

			// All day button pressed?
			else if (event.data.ctlSelect.controlID == TimeSelectorAllDayButton)
				{
				if (changingTime != changingNoTime)
					{
					if (changingTime == changingStartTime)
						CtlSetValue(startTimeCtl, false);
					else
						CtlSetValue(endTimeCtl, false);
					
					LstSetSelection (hoursLst, noListSelection);
					LstSetSelection (minutesLst, noListSelection);
					changingTime = changingNoTime;
					}
											
					// No matter what, the minutes are 0 for both because only the hour is registered for start/end
					// times.
					startTime.minutes = 0;
					endTime.minutes 	= 0;
					startTime.hours 	= startOfDay;
					endTime.hours 		= endOfDay;
					
					// Set the times to the new times.
					SetTimeTriggers (startTime, endTime, startTimeText, 
						endTimeText, timeFormat, true);
					// Get us out of this form display now.  First set the changing time to anything but the changingNoTime value
					// so that the pointers at the end of this function get set correctly.
					changingTime = changingStartTime;
					confirmed = true;
				}

			// Clear the buffer that holds written characters.
			*timeChars = 0;
			}


		// If either list is changed then get the new time.  If the
		// start time is changed then change the end time so that the
		// the time difference remains the same.  If the end time is
		// changed then make sure the end time isn't before the start
		// time.  Also calculate a new time difference.
		else if (event.eType == lstSelectEvent)
			{
         // First, get the info from the list which has changed.
			if (event.data.lstSelect.listID == TimeSelectorHourList)
				{
				if (changingTime == changingStartTime)
               startTime.hours = (UInt8) LstGetSelection (hoursLst);
           	else if (changingTime == changingEndTime)
               endTime.hours = (UInt8) LstGetSelection (hoursLst);
           	else if (changingTime == changingNoTime)
           		{
               startTime.hours = (UInt8) LstGetSelection (hoursLst);
					SetTimeTriggers (startTime, endTime, startTimeText, 
						endTimeText, timeFormat, false);
					CtlSetValue (endTimeCtl, false);
					LstSetSelection (minutesLst, startTime.minutes / 5);
					changingTime = changingStartTime;
					}
				}
         else if (event.data.lstSelect.listID == TimeSelectorMinuteList)
				{
				if (changingTime == changingStartTime)
               startTime.minutes = (UInt8) LstGetSelection (minutesLst) * 5;
           	else if (changingTime == changingEndTime)
					endTime.minutes = (UInt8) LstGetSelection (minutesLst) * 5;
           	else if (changingTime == changingNoTime)
           		{
               ErrNonFatalDisplay("lstEnterEvent not being filtered.");
               }
				}


			if (AdjustTimes (&startTime, &endTime, &timeDiff, changingTime))
				{
				if (changingTime == changingStartTime)
					{
					TimeToAscii (startTime.hours, startTime.minutes, timeFormat, 
						startTimeText);
					CtlSetLabel (startTimeCtl, startTimeText);
					}
				else if (changingTime == changingEndTime)
					{
					LstSetSelection (hoursLst, startTime.hours);
					LstSetSelection (minutesLst, startTime.minutes / 5);
					}
				}
			TimeToAscii(endTime.hours, endTime.minutes, timeFormat, endTimeText);
			CtlSetLabel(endTimeCtl, endTimeText);


			// Clear the buffer that holds written characters.
			*timeChars = 0;
			}


		// Handle character written in the time picker.
		else if (event.eType == keyDownEvent)
			{
			if (changingTime == changingEndTime)
				{
				timeP = &endTime;
				firstHour = startTime.hours;
				}
			else
				{
				timeP = &startTime;
				firstHour = startOfDisplay;
				}
		
			// If a backspace character was written, change the time picker's
			// current setting to "no-time".
			if (event.data.keyDown.chr == backspaceChr)
				{
				*timeChars = 0;
				if (changingTime != changingNoTime)
					{
					if (changingTime == changingStartTime)
						CtlSetValue (startTimeCtl, false);
					else
						CtlSetValue (endTimeCtl, false);
					SetTimeTriggers (startTime, endTime, startTimeText, 
						endTimeText, timeFormat, true);
					LstSetSelection (hoursLst, noListSelection);
					LstSetSelection (minutesLst, noListSelection);
					changingTime = changingNoTime;
					}
				}

			// A linefeed character confirms the dialog box.
			else if (event.data.keyDown.chr == linefeedChr)
				{
				confirmed = true;
				}

			// If next-field character toggle between start time in end
			// time.
			else if (event.data.keyDown.chr == nextFieldChr)
				{
				*timeChars = 0;
				if (changingTime == changingStartTime)
					{
					CtlSetValue (startTimeCtl, false);
					CtlSetValue (endTimeCtl, true);
					changingTime = changingEndTime;
					}
				else
					{
					CtlSetValue (endTimeCtl, false);
					CtlSetValue (startTimeCtl, true);
					changingTime = changingStartTime;
					}
				}


			// If a valid time character was written, translate the written 
			// character into a time and update the time picker's UI.
			else if (TranslateTime (timeFormat, event.data.keyDown.chr, 
				firstHour, timeChars, timeP))
				{
				if (changingTime == changingNoTime)
					{
					changingTime = changingStartTime;
					CtlSetValue (startTimeCtl, true);
					}

				AdjustTimes (&startTime, &endTime, &timeDiff, changingTime);
				
				SetTimeTriggers (startTime, endTime, startTimeText, 
					endTimeText, timeFormat, false);

				LstSetSelection (hoursLst, timeP->hours);
				LstSetSelection (minutesLst, timeP->minutes / 5);
				}
			}

		// Has the dialog been confirmed.
		if (confirmed)
			{
			if (changingTime != changingNoTime)
				{
				*startTimeP = startTime;
				*endTimeP = endTime;
				}
			else
				{
				TimeToInt(*startTimeP) = noTime;
				TimeToInt(*endTimeP) = noTime;
				}
			break;
			}

		}

	FrmEraseForm (frm);
	FrmDeleteForm (frm);
	MemHandleFree (hoursItems);
	
	FrmSetActiveForm(originalForm);
	
	return (confirmed);
	}
Exemple #19
0
/***********************************************************************
 *
 * FUNCTION:    SelectOneTime
 *
 * DESCRIPTION: Display a form showing a time and allow the user
 *              to select a different time. This is the single time
 *					 dialog as seen in general panel
 *
 * PARAMETERS:  hour	- pointer to hour to change
 					 minute - pointer to minute to change
 *				title	- string title for the dialog
 *
 * RETURNED:	 true if the OK button was pressed
 *					 if true the parameters passed are changed
 *
 * REVISION HISTORY:
 *			Name	Date		Description
 *			----	----		-----------
 *			roger	12/2/94		Initial Revision in General Panel
 *			gavin	3/20/98		Extracted into separate system function
 *
 ***********************************************************************/
Boolean SelectOneTime(Int16 *hour,Int16 *minute, const Char * titleP)
{
	FormType * originalForm, * frm;
	EventType event;
	Boolean confirmed = false;
	Boolean handled = false;
	Boolean done = false;
	TimeFormatType timeFormat;			// Format to display time in
	Int16   curHour;
	UInt16	currentTimeButton;
	UInt8	hoursTimeButtonValue;
	Char	hoursTimeButtonString[3];
	UInt8	minuteTensButtonValue;
	Char	minuteTensButtonString[2];
	UInt8	minuteOnesButtonValue;
	Char	minuteOnesButtonString[2];
	Char	separatorString[3];

	timeFormat = (TimeFormatType)PrefGetPreference(prefTimeFormat);

	originalForm = FrmGetActiveForm();
	frm = (FormType *) FrmInitForm (SelectOneTimeDialog); 
	if (titleP)
		FrmSetTitle (frm, (Char *) titleP);

	FrmSetActiveForm (frm);
	
	curHour = *hour;
	
	if (Use24HourFormat(timeFormat))
		{
		// Hide the AM & PM ui
		FrmHideObject (frm, FrmGetObjectIndex (frm, timeAMCheckbox));
		FrmHideObject (frm, FrmGetObjectIndex (frm, timePMCheckbox));
		}
	else 
		{
		if (curHour < 12)
			CtlSetValue(FrmGetObjectPtr (frm, FrmGetObjectIndex (frm, timeAMCheckbox)), true);
		else
			{
			CtlSetValue(FrmGetObjectPtr (frm, FrmGetObjectIndex (frm, timePMCheckbox)), true);
			curHour -= 12;
			}
		
		if (curHour == 0)
			curHour = 12;
		}

	// Set the time seperator to the system defined one
	separatorString[0] = TimeSeparator(timeFormat);
	separatorString[1] = '\0';
	FrmCopyLabel(frm, timeSeparatorLabel, separatorString);


	// Now set the time displayed in the push buttons.
	hoursTimeButtonValue = curHour;
	StrIToA(hoursTimeButtonString, hoursTimeButtonValue);
	CtlSetLabel(FrmGetObjectPtr (frm, FrmGetObjectIndex (frm, timeHourButton)),
		hoursTimeButtonString);
		
	minuteTensButtonValue = *minute / 10;
	StrIToA(minuteTensButtonString, minuteTensButtonValue);
	CtlSetLabel(FrmGetObjectPtr (frm, FrmGetObjectIndex (frm, timeMinutesTensButton)),
		minuteTensButtonString);
		
	minuteOnesButtonValue = *minute % 10;
	StrIToA(minuteOnesButtonString, minuteOnesButtonValue);
	CtlSetLabel(FrmGetObjectPtr (frm, FrmGetObjectIndex (frm, timeMinutesOnesButton)),
		minuteOnesButtonString);


	// Set the hour time button to be the one set by the arrows
	currentTimeButton = defaultTimeButton;
	CtlSetValue(FrmGetObjectPtr (frm, FrmGetObjectIndex (frm, defaultTimeButton)), true);

	
	FrmDrawForm (frm);

	
	while (!done)
		{
		EvtGetEvent (&event, evtWaitForever);

		if (! SysHandleEvent ((EventType *)&event))	
			FrmHandleEvent (frm,&event); 

		if (event.eType == ctlSelectEvent)
			{
			switch (event.data.ctlSelect.controlID)
				{
				case timeOkButton:
					frm = FrmGetActiveForm();

					// Set the new time (seconds are cleared).
					if (Use24HourFormat(timeFormat))
						*hour = hoursTimeButtonValue;
					else
						{
						*hour = hoursTimeButtonValue % 12 + // 12am is 0 hours!
							(CtlGetValue(FrmGetObjectPtr (frm,
																	FrmGetObjectIndex (frm,
																					timePMCheckbox)))
							? 12 : 0);
						}

					*minute = minuteTensButtonValue * 10 + minuteOnesButtonValue;

					done = true;
					confirmed = true;
					break;

				case timeCancelButton:
					done = true;
					break;
					
				case timeDecreaseButton:
				case timeIncreaseButton:
					frm = FrmGetActiveForm();
					switch (currentTimeButton)
						{
						// MemHandle increasing and decreasing the time for each time digit
						case timeHourButton:
							if (event.data.ctlSelect.controlID == timeDecreaseButton)
								{
								if (Use24HourFormat(timeFormat))
									if (hoursTimeButtonValue > 0)
										hoursTimeButtonValue--;
									else
										hoursTimeButtonValue = 23;
								else
									if (hoursTimeButtonValue > 1)
										hoursTimeButtonValue--;
									else
										hoursTimeButtonValue = 12;
								}
							else
								{
								if (Use24HourFormat(timeFormat))
									if (hoursTimeButtonValue < 23)
										hoursTimeButtonValue++;
									else
										hoursTimeButtonValue = 0;
								else
									if (hoursTimeButtonValue < 12)
										hoursTimeButtonValue++;
									else
										hoursTimeButtonValue = 1;
								}
								
							StrIToA(hoursTimeButtonString, hoursTimeButtonValue);
							CtlSetLabel(FrmGetObjectPtr (frm, FrmGetObjectIndex (frm, 
								timeHourButton)),	hoursTimeButtonString);
							break;

						case timeMinutesTensButton:
							if (event.data.ctlSelect.controlID == timeDecreaseButton)
								{
								if (minuteTensButtonValue > 0)
									minuteTensButtonValue--;
								else
									minuteTensButtonValue = 5;
								}
							else
								{
								if (minuteTensButtonValue < 5)
									minuteTensButtonValue++;
								else
									minuteTensButtonValue = 0;
								}

							StrIToA(minuteTensButtonString, minuteTensButtonValue);
							CtlSetLabel(FrmGetObjectPtr (frm, FrmGetObjectIndex (frm, 
								timeMinutesTensButton)), minuteTensButtonString);
							break;
							
						case timeMinutesOnesButton:
							if (event.data.ctlSelect.controlID == timeDecreaseButton)
								{
								if (minuteOnesButtonValue > 0)
									minuteOnesButtonValue--;
								else
									minuteOnesButtonValue = 9;
								}
							else
								{
								if (minuteOnesButtonValue < 9)
									minuteOnesButtonValue++;
								else
									minuteOnesButtonValue = 0;
								}

							StrIToA(minuteOnesButtonString, minuteOnesButtonValue);
							CtlSetLabel(FrmGetObjectPtr (frm, FrmGetObjectIndex (frm, 
								timeMinutesOnesButton)), minuteOnesButtonString);
							break;
						}

					handled = true;
					break;	// timeDecreaseButton & timeIncreaseButton
		
				case timeHourButton:
					currentTimeButton = timeHourButton;
					break;
					
				case timeMinutesTensButton:
					currentTimeButton = timeMinutesTensButton;
					break;
					
				case timeMinutesOnesButton:
					currentTimeButton = timeMinutesOnesButton;
					break;
					
				}
			}

		else if (event.eType == appStopEvent)
			{
			EvtAddEventToQueue (&event);
			done = true;
			break;
			}
			
		}	// end while true
		
	FrmEraseForm (frm);
	FrmDeleteForm (frm);
	
	FrmSetActiveForm(originalForm);
	
	return (confirmed);
}
Exemple #20
0
static void AppEventLoop(void)
{
    Err error;
    EventType event;

    do 
    {
	/* we should wait for 100ms only so we can server the audio */
	EvtGetEvent(&event, evtWaitForever);
    
	if (SysHandleEvent(&event)) continue;
	if (MenuHandleEvent(0, &event, &error)) continue;
	if (AppHandleEvent(&event)) continue;

	FrmDispatchEvent(&event);

    	/* Serve playing */
	if (FlopPlay == true)
	{
	    if (!flite->samples)
	    {   /* Got stuff to play and we're not currently playing */
		flite->type = FlopOutputType; /* words, phones, wave, stream */
		flite->text = input;               /* text to be synthesized */
		flite_synth_text(flite);                 /* do the synthesis */
		flite->WavePosition = flite->start;
		flite->start += flite->utt_length;        /* update position */
		
		/* highlight the area being spoken */

		if (flite->type != FliteOutputTypeWave)
		    FlopPlay = false;  /* we don't do async play on words/ph */

	    }

	    if (playdata.samples && !playdata.active)
		/* stop and tidy up anything that's finished playing */
		StopPlayStream();
	    else if (flite->samples && !playdata.active)
	    {   /* create a new stream and start it playing */
		flite->PlayPosition = flite->WavePosition;
		SetupPlayStream(flite);
		SndStreamStart(playstream);
	    }
	    else if (!playdata.active)
		/* go into stop mode as there is nothing more to play */
		FlopPlay = false;   /* nothing more to play */
	}
	else
	{
	    if (flite && flite->output)
		StrPrintF(flite->output,"stopped %d",flite->PlayPosition);
	    StopPlayStream();
	    /* flush any other waveform waiting to play */
	    if (flite->samples)
	    {
	    	MemPtrFree(flite->samples);
		flite->num_samples = 0;
		flite->samples = 0;
	    }
	}
	if (flite && flite->output)
	{   /* should be within if above, but for debugging ... */
	    /* Update the output field with any new information */
	    SetField(FlopForm, FlopOutput, flite->output);
	    FrmDrawForm(FrmGetFormPtr(FlopForm));
	}
    } 
    while ((FlopStop==false) && (event.eType != appStopEvent));

    return;
}
bool OSystem_PalmBase::pollEvent(Event &event) {
	::EventType ev;
	Boolean handled;
	UInt32 keyCurrentState;
	Coord x, y;

	battery_handler();
	timer_handler();
	sound_handler();

	for(;;) {
#if defined(COMPILE_OS5) && defined(PALMOS_ARM)
		SysEventGet(&ev, evtNoWait);
#else
		EvtGetEvent(&ev, evtNoWait);
#endif
		// check for hardkey repeat for mouse emulation
		keyCurrentState = KeyCurrentState();
		// check_hard_keys();

		if (!(keyCurrentState & _keyMouseMask)) {
			_lastKeyRepeat = 0;
		} else {
			if (getMillis() >= (_keyMouseRepeat + _keyMouseDelay)) {
				_keyMouseRepeat = getMillis();

				if (gVars->arrowKeys) {				
					if (keyCurrentState & _keyMouse.bitUp)
						event.kbd.keycode = 273;
					else if (keyCurrentState & _keyMouse.bitDown)
						event.kbd.keycode = 274;
					else if (keyCurrentState & _keyMouse.bitLeft)
						event.kbd.keycode = 276;
					else if (keyCurrentState & _keyMouse.bitRight)
						event.kbd.keycode = 275;
					else if (keyCurrentState & _keyMouse.bitButLeft)
						event.kbd.keycode = chrLineFeed;

					event.type = EVENT_KEYDOWN;
					event.kbd.ascii = event.kbd.keycode;
					event.kbd.flags = 0;

				} else {
					Int8 sx = 0;
					Int8 sy = 0;

					if (keyCurrentState & _keyMouse.bitUp)
						sy = -1;
					else if (keyCurrentState & _keyMouse.bitDown)
						sy = +1;
						
					if (keyCurrentState & _keyMouse.bitLeft)
						sx = -1;
					else if (keyCurrentState & _keyMouse.bitRight)
						sx = +1;

					if (sx || sy) {
						simulate_mouse(event, sx, sy, &x, &y);
						event.type = EVENT_MOUSEMOVE;
						_lastKey = kKeyMouseMove;

					} else {			
						x = _mouseCurState.x;
						y = _mouseCurState.y;

						if (keyCurrentState & _keyMouse.bitButLeft) {
							event.type = EVENT_LBUTTONDOWN;
							_lastKey = kKeyMouseLButton;

						} else if (_lastKey == kKeyMouseLButton) {
							event.type = EVENT_LBUTTONUP;
							_lastKey = kKeyNone;
						}
					}

					event.mouse.x = x;
					event.mouse.y = y;
					warpMouse(x, y);
		//			updateCD();
				}
				return true;
			}
		}

		if (ev.eType == keyDownEvent) {
			switch (ev.data.keyDown.chr) {
			// ESC key
			case vchrLaunch:
				_lastKey = kKeyNone;
				event.type = EVENT_KEYDOWN;
				event.kbd.keycode = 27;
				event.kbd.ascii = 27;
				event.kbd.flags = 0;
				return true;

			// F5 = menu
			case vchrMenu:
				_lastKey = kKeyNone;
				event.type = EVENT_KEYDOWN;
				event.kbd.keycode = 319;
				event.kbd.ascii = 319;
				event.kbd.flags = 0;
				return true;

			// if hotsync pressed, etc...
			case vchrHardCradle:
			case vchrHardCradle2:
			case vchrLowBattery:
			case vchrFind:
//			case vchrBrightness:	// volume control on Zodiac, let other backends disable it
			case vchrContrast:
				// do nothing
				_lastKey = kKeyNone;
				return true;
			}
		}

		if (check_event(event, &ev))
			return true;
		_lastKey = kKeyNone;

		// prevent crash when alarm is raised
		handled = ((ev.eType == keyDownEvent) && 
						(ev.data.keyDown.modifiers & commandKeyMask) && 
						((ev.data.keyDown.chr == vchrAttnStateChanged) || 
						(ev.data.keyDown.chr == vchrAttnUnsnooze))); 

		// graffiti strokes, auto-off, etc...
		if (!handled)
			if (SysHandleEvent(&ev))
				continue;

		switch(ev.eType) {
		case penMoveEvent:
			get_coordinates(&ev, x, y);

			if (y > _screenHeight || y < 0 || x > _screenWidth || x < 0)
				return false;

			if (_lastEvent != penMoveEvent && (abs(y - event.mouse.y) <= 2 || abs(x - event.mouse.x) <= 2)) // move only if
				return false;

			_lastEvent = penMoveEvent;
			event.type = EVENT_MOUSEMOVE;
			event.mouse.x = x;
			event.mouse.y = y;
			warpMouse(x, y);
			return true;

		case penDownEvent:
			get_coordinates(&ev, x, y);

			// indy fight mode
			if (_useNumPad && !_overlayVisible) {
				char num = '1';
				num += 9 -
						(3 - (3 * x / _screenWidth )) -
						(3 * (3 * y / _screenHeight));
			
				event.type = EVENT_KEYDOWN;
				event.kbd.keycode = num;
				event.kbd.ascii = num;
				event.kbd.flags = 0;

				_lastEvent = keyDownEvent;
				return true;
			}

			_lastEvent = penDownEvent;				
			if (y > _screenHeight || y < 0 || x > _screenWidth || x < 0)
				return false;

			event.type = ((gVars->stylusClick || _overlayVisible) ? EVENT_LBUTTONDOWN : EVENT_MOUSEMOVE);
			event.mouse.x = x;
			event.mouse.y = y;
			warpMouse(x, y);
			return true;

		case penUpEvent:
			get_coordinates(&ev, x, y);

			event.type = ((gVars->stylusClick || _overlayVisible) ? EVENT_LBUTTONUP : EVENT_MOUSEMOVE);
			if (y > _screenHeight || y < 0 || x > _screenWidth || x < 0)
				return false;

			event.mouse.x = x;
			event.mouse.y = y;
			warpMouse(x, y);
			return true;
		
		case keyDownEvent:
			if (ev.data.keyDown.chr == vchrCommand &&
				(ev.data.keyDown.modifiers & commandKeyMask)) {

				_lastKeyModifier++;
				_lastKeyModifier %= kModifierCount;

				if (_lastKeyModifier)
					draw_osd((kDrawKeyState + _lastKeyModifier - 1), 2, _screenDest.h + 2, true);
				else
					draw_osd(kDrawKeyState, 2, _screenDest.h + 2, false);

				return false;
			}

			char mask = 0;
			UInt16 key = ev.data.keyDown.chr;

			if (_lastKeyModifier == kModifierNone) {
				// for keyboard mode
				if (ev.data.keyDown.modifiers & shiftKeyMask)	mask |= KBD_SHIFT;
				if (ev.data.keyDown.modifiers & controlKeyMask)	mask |= KBD_CTRL;
				if (ev.data.keyDown.modifiers & optionKeyMask)	mask |= KBD_ALT;
				if (ev.data.keyDown.modifiers & commandKeyMask) mask |= KBD_CTRL|KBD_ALT;
			} else {
				// for grafiti mode
				if (_lastKeyModifier == kModifierCommand)	mask = KBD_CTRL|KBD_ALT;
				if (_lastKeyModifier == kModifierAlt)		mask = KBD_ALT;
				if (_lastKeyModifier == kModifierCtrl)		mask = KBD_CTRL;
			}

			if (_lastKeyModifier)
				draw_osd(kDrawKeyState, 2, _screenDest.h + 2, false);
			_lastKeyModifier = kModifierNone;

			// F1 -> F10 key
			if  (key >= '0' && key <= '9' && mask == (KBD_CTRL|KBD_ALT)) {
				key = (key == '0') ? 324 : (315 + key - '1');
				mask = 0;

			// exit
			} else if  ((key == 'z' && mask == KBD_CTRL) || (mask == KBD_ALT && key == 'x')) {
				event.type = EVENT_QUIT;
				return true;
			
			// num pad (indy fight mode)
			} else if (key == 'n' && mask == (KBD_CTRL|KBD_ALT) && !_overlayVisible) {
				_useNumPad = !_useNumPad;
				draw_osd(kDrawFight, _screenDest.w - 34, _screenDest.h + 2, _useNumPad, 1);
				displayMessageOnOSD(_useNumPad ? "Fight mode on." : "Fight mode off.");
				return false;
			}
			
			// other keys
			event.type = EVENT_KEYDOWN;
			event.kbd.keycode = key;
			event.kbd.ascii = key;
			event.kbd.flags = mask;
			return true;

		default:
			return false;
		};
	}
}
Exemple #22
0
/***********************************************************************
 *
 * FUNCTION:    SelectTimeZone
 *
 * DESCRIPTION: Display a form showing a time zone and allow the user
 *              to select a different time zone. This is the time zone
 *					 dialog as seen in Date & Dime panel
 *
 * PARAMETERS:
 *		ioTimeZoneP				<->	pointer to time zone to change
 *		ioLocaleInTimeZoneP	<->	Ptr to locale found in time zone.
 *		titleP					 ->	String title for the dialog.
 *		showTimes				 -> 	True => show current and new times
 *		anyLocale				 ->	True => ignore ioLocaleInTimeZoneP on entry.
 *
 * RETURNED:
 *		true if the OK button was pressed (in which case *ioTimeZoneP and
 *		*ioCountryInTimeZoneP might be changed).
 *
 * HISTORY:
 *		03/02/00	peter	Created by Peter Epstein.
 *		04/03/00	peter	Allow NULL currentTimeP.
 *		04/12/00	peter API changed to get rid of trigger text
 *		04/14/00	peter Update current & new time as time passes
 *		07/31/00	kwk	Use SysTicksPerSecond() routine vs. sysTicksPerSecond macro.
 *					kwk	Re-wrote to use set of resources (name, offset, country),
 *							scrollbar vs. arrows, etc.
 *		08/01/00	kwk	Support scroll-to-key. Fixed scrollbar/list sync bugs.
 *		08/02/00	kwk	New API w/ioCountryInTimeZoneP and anyCountry parameters.
 *					kwk	Call FrmHandleEvent _after_ our event handling code has
 *							decided that it doesn't want to handle the event, not before.
 *		08/03/00	kwk	Call LstSetListChoices before calling LstGetVisibleItems,
 *							as otherwise accessing the time zone picker from the
 *							Setup app (when <showTimes> is false) gives you a two-
 *							line high display because LstGetVisibleItems returns 0.
 *		08/18/00	kwk	Play error sound if user writes letter that doesn't
 *							match any entries.
 *					kwk	Don't select item if doing scroll-to-view for entry
 *							that matches the letter the user wrote.
 *		08/21/00	kwk	Scroll-to-view with text entry now scrolls to the top
 *							of the list, versus the middle.
 *		10/09/00	peter	Get rid of scroll bar and let list do the scrolling.
 *		11/17/00	CS		Change ioCountryInTimeZoneP to ioLocaleInTimeZoneP,
 *							(and anyCountry to anyLocale, but that doesn't matter),
 *							since CountryType is only a UInt8, and this may
 *							change someday.
 *
 ***********************************************************************/
Boolean SelectTimeZone(Int16 *ioTimeZoneP, LmLocaleType* ioLocaleInTimeZoneP,
				const Char *titleP, Boolean showTimes, Boolean anyLocale)
{
	FormType* originalForm;
	FormType* dialog;
	EventType event;
	Boolean confirmed = false;
	Boolean done = false;
	Boolean adjustTimes = false;
	Boolean foundLocale = false;
	MemHandle currentTimeHandle, newTimeHandle;
	ListPtr listP;
	Int16 oldTimeZone, newTimeZone, testTimeZone;
	LmLocaleType newTimeZoneLocale;
	Int16 delta, closestDelta, timeZoneIndex, closestIndex;
	DateTimeType currentTime, newTime;
	TimeZoneEntryType* tzArrayP;
	UInt16 numTimeZones;
	MemHandle tzNamesH;
	
	if (showTimes)
	{
		TimSecondsToDateTime(TimGetSeconds(), &currentTime);
	}
	
	oldTimeZone = *ioTimeZoneP;
	newTimeZone = oldTimeZone;
	newTimeZoneLocale = *ioLocaleInTimeZoneP;
	
	originalForm = FrmGetActiveForm();
	dialog = (FormType *) FrmInitForm (TimeZoneDialogForm); 
	listP = FrmGetObjectPtr (dialog, FrmGetObjectIndex (dialog, TimeZoneDialogTimeZoneList));
	
	if (titleP)
	{
		FrmSetTitle (dialog, (Char *) titleP);
	}
	
	FrmSetActiveForm (dialog);
	
	// We need to call LstSetListChoices before calling LstSetHeight below, as otherwise
	// LstGetVisibleItems will return 0.
	tzArrayP = PrvCreateTimeZoneArray(&tzNamesH, &numTimeZones);
	LstSetListChoices(listP, (Char**)tzArrayP, numTimeZones);
	
	if (showTimes)
	{
		currentTimeHandle = MemHandleNew(timeStringLength + 1 + dowLongDateStrLength + 1);
		ErrFatalDisplayIf (!currentTimeHandle, "Out of memory");
		newTimeHandle = MemHandleNew(timeStringLength + 1 + dowLongDateStrLength + 1);
		ErrFatalDisplayIf (!newTimeHandle, "Out of memory");

		PrvSetTimeField(dialog, TimeZoneDialogCurrentTimeField, currentTimeHandle, &currentTime, false);
	}
	else
	{
		// Hide the current and new time.
		FrmHideObject(dialog, FrmGetObjectIndex (dialog, TimeZoneDialogCurrentTimeLabel));
		FrmHideObject(dialog, FrmGetObjectIndex (dialog, TimeZoneDialogCurrentTimeField));
		FrmHideObject(dialog, FrmGetObjectIndex (dialog, TimeZoneDialogNewTimeLabel));
		FrmHideObject(dialog, FrmGetObjectIndex (dialog, TimeZoneDialogNewTimeField));
		
		// Make the list show more items to take up extra the space.
		LstSetHeight(listP, LstGetVisibleItems(listP) + extraTimeZonesToShowWhenNoTimes);
	}
	
	// Find the time zone in the list closest to the current time zone, and that
	// matches <*ioLocaleInTimeZoneP> if <anyLocale> is false.
	closestDelta = hoursInMinutes * hoursPerDay;		// so big that all others will be smaller
	for (timeZoneIndex = 0; timeZoneIndex < numTimeZones; timeZoneIndex++)
	{
		Boolean checkDelta = anyLocale;
		testTimeZone = tzArrayP[timeZoneIndex].tzOffset;
		delta = Abs(testTimeZone - oldTimeZone);
		
		if (!anyLocale)
		{
			if (tzArrayP[timeZoneIndex].tzCountry == ioLocaleInTimeZoneP->country)
			{
				// If we haven't previously found a matching locale, reset the
				// delta so that this entry overrides any previous best entry.
				if (!foundLocale)
				{
					foundLocale = true;
					closestDelta = hoursInMinutes * hoursPerDay;
				}
				
				checkDelta = true;
			}
			
			// If we haven't yet found a matching locale, go for the closest delta.
			else
			{
				checkDelta = !foundLocale;
			}
		}
		
		// If we want to check the time zone delta, do it now.
		if (checkDelta && (delta < closestDelta))
		{
			closestIndex = timeZoneIndex;
			closestDelta = delta;
		}
	}
	
	// Scroll so that time zone is in the center of the screen and select it if it's an exact match.
	LstSetTopItem(listP, max(0, closestIndex - (LstGetVisibleItems(listP) / 2)));
	if ((closestDelta == 0) && (anyLocale || foundLocale))
	{
		LstSetSelection(listP, closestIndex);
		if (showTimes)
		{
			newTime = currentTime;
			PrvSetTimeField(dialog, TimeZoneDialogNewTimeField, newTimeHandle, &newTime, false);
		}
	}
	else
	{
		LstSetSelection(listP, noListSelection);
	}
	
	LstSetDrawFunction(listP, PrvTimeZoneListDrawItem);
	
	FrmDrawForm (dialog);
	
	while (!done)
	{
		Boolean handled = false;
		EvtGetEvent(&event, SysTicksPerSecond());		// so we can update the current and new time

		if (SysHandleEvent ((EventType *)&event))
		{
			continue;
		}
		
		if (event.eType == nilEvent)
		{
			if (showTimes)
			{
				PrvUpdateTimeFields(	dialog,
										&currentTime,
										&newTime,
										currentTimeHandle,
										newTimeHandle,
										TimeZoneDialogCurrentTimeField,
										TimeZoneDialogNewTimeField);
			}
		}
		
		else if (event.eType == ctlSelectEvent)
		{
			handled = true;
			
			switch (event.data.ctlSelect.controlID)
			{
				case TimeZoneDialogOKButton:
					// Set the new time zone.
					*ioTimeZoneP = newTimeZone;
					*ioLocaleInTimeZoneP = newTimeZoneLocale;

					done = true;
					confirmed = true;
				break;

				case TimeZoneDialogCancelButton:
					done = true;
				break;
				
				default:
					ErrNonFatalDisplay("Unknown control in form");
				break;
			}
		}
		
		// User tapped on a time zone in the list.
		else if (event.eType == lstSelectEvent)
		{
			UInt16 localeIndex;
			
			ErrNonFatalDisplayIf(event.data.lstSelect.listID != TimeZoneDialogTimeZoneList,
										"Unknown list in form");
			
			newTimeZone = tzArrayP[event.data.lstSelect.selection].tzOffset;
			newTimeZoneLocale.country =
				tzArrayP[event.data.lstSelect.selection].tzCountry;
			newTimeZoneLocale.language = lmAnyLanguage;
			if (LmLocaleToIndex(&newTimeZoneLocale, &localeIndex) == errNone)
			{
				if (LmGetLocaleSetting(	localeIndex,
												lmChoiceLocale,
												&newTimeZoneLocale,
												sizeof(newTimeZoneLocale)))
				{
					ErrNonFatalDisplay("Can\'t get locale");
				}
			}
			adjustTimes = showTimes;
			handled = true;
		}

		else if (event.eType == keyDownEvent)
		{
			if	(!TxtCharIsHardKey(event.data.keyDown.modifiers, event.data.keyDown.chr))
			{
				//	Hard scroll buttons
				if (EvtKeydownIsVirtual(&event))
				{
					if (event.data.keyDown.chr == vchrPageUp)
					{
						handled = true;
						LstScrollList(listP, winUp, LstGetVisibleItems(listP) - 1);
					}
					else if (event.data.keyDown.chr == vchrPageDown)
					{
						handled = true;
						LstScrollList(listP, winDown, LstGetVisibleItems(listP) - 1);
					}
				}
				else if (TxtCharIsPrint(event.data.keyDown.chr))
				{
					Int16 index;
					
					handled = true;
					index = PrvSearchTimeZoneNames(tzArrayP, numTimeZones, event.data.keyDown.chr);
					
					if (index != noListSelection)
					{
						Int16 delta = index - listP->topItem;
						if (delta < 0)
						{
							LstScrollList(listP, winUp, -delta);
						}
						else if (delta > 0)
						{
							LstScrollList(listP, winDown, delta);
						}
					}
					else
					{
						SndPlaySystemSound(sndError);
					}
				}
			}
		}

		else if (event.eType == appStopEvent)
		{
			EvtAddEventToQueue (&event);
			done = true;
			break;
		}
		
		// If we didn't handle the event, give the form code a crack at it.
		// This simulates the "normal" method of installing an event handler
		// for a form, which gets called, and then if it returns false, the
		// FrmHandleEvent routine gets called.
		if (!handled)
		{
			FrmHandleEvent(dialog, &event); 
		}
		
		// If something changed, and we need to update our time display,
		// do it now.
		if (adjustTimes)
		{
			adjustTimes = false;
			newTime = currentTime;
			TimAdjust(&newTime, (Int32)(newTimeZone - oldTimeZone) * minutesInSeconds);
			PrvSetTimeField(dialog, TimeZoneDialogNewTimeField, newTimeHandle, &newTime, true);
		}
	}	// end while true
		
	if (showTimes)
	{
		FldSetTextHandle(FrmGetObjectPtr (dialog, FrmGetObjectIndex (dialog, TimeZoneDialogCurrentTimeField)), NULL);
		FldSetTextHandle(FrmGetObjectPtr (dialog, FrmGetObjectIndex (dialog, TimeZoneDialogNewTimeField)), NULL);
		MemHandleFree(currentTimeHandle);
		MemHandleFree(newTimeHandle);
	}
	
	FrmEraseForm (dialog);
	FrmDeleteForm (dialog);
	FrmSetActiveForm(originalForm);

	PrvDeleteTimeZoneArray(tzArrayP, tzNamesH);

	return confirmed;
} // SelectTimeZone