source: releases/Pester/1.1a2/Source/PSBeepAlert.m@ 549

Last change on this file since 549 was 34, checked in by Nicholas Riley, 22 years ago

Changes for Pester 1.1d1.

File size: 1.3 KB
Line 
1//
2// PSBeepAlert.m
3// Pester
4//
5// Created by Nicholas Riley on Sat Oct 26 2002.
6// Copyright (c) 2002 Nicholas Riley. All rights reserved.
7//
8
9#import <AppKit/AppKit.h>
10#import "PSBeepAlert.h"
11#import "PSAlarmAlertController.h"
12
13@implementation PSBeepAlert
14
15+ (PSBeepAlert *)alertWithRepetitions:(unsigned short)numReps;
16{
17 return [[self alloc] initWithRepetitions: numReps];
18}
19
20- (id)initWithRepetitions:(unsigned short)numReps;
21{
22 if ( (self = [super init]) != nil) {
23 repetitions = numReps;
24 }
25 return self;
26}
27
28- (void)dealloc;
29{
30 [[NSNotificationCenter defaultCenter] removeObserver: self];
31 [super dealloc];
32}
33
34- (void)beep;
35{
36 NSBeep();
37 repetitionsRemaining--;
38 if (repetitionsRemaining == 0) {
39 [self release];
40 return;
41 }
42 [self performSelector: @selector(beep) withObject: nil afterDelay: 0.15 inModes: [NSArray arrayWithObject: NSDefaultRunLoopMode]];
43}
44
45- (void)_stopBeeping:(NSNotification *)notification;
46{
47 repetitionsRemaining = 1;
48}
49
50- (void)triggerForAlarm:(PSAlarm *)alarm;
51{
52 repetitionsRemaining = repetitions;
53 [self retain];
54 [[NSNotificationCenter defaultCenter] addObserver: self selector: @selector(_stopBeeping:) name: PSAlarmAlertStopNotification object: nil];
55 [self beep];
56}
57
58@end
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