source: trunk/Cocoa/Pester/Source/PSAlarmAlertController.m @ 597

Last change on this file since 597 was 597, checked in by Nicholas Riley, 9 years ago

Don't bring all windows of the frontmost application to the front when dismissing an alert.

File size: 3.3 KB
Line 
1//
2//  PSAlarmAlertController.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 "PSAlarmAlertController.h"
10#import "PSAlert.h"
11#import "PSAlerts.h"
12
13NSString * const PSAlarmAlertStopNotification = @"PSAlarmAlertStopNotification";
14
15@implementation PSAlarmAlertController
16
17+ (PSAlarmAlertController *)controllerWithTimerExpiredNotification:(NSNotification *)notification;
18{
19    return [[[self alloc] initWithAlarm: [notification object]] autorelease];
20}
21
22+ (IBAction)stopAlerts:(id)sender;
23{
24    [[NSNotificationCenter defaultCenter] postNotificationName: PSAlarmAlertStopNotification object: nil];
25}
26
27- (void)_resumeAlarm:(PSAlarm *)alarm;
28{
29    [[NSNotificationCenter defaultCenter] removeObserver: self];
30    [alarm setTimer]; // if snooze not set and not repeating, alarm will die
31    if (frontmostApp.highLongOfPSN != 0 || frontmostApp.lowLongOfPSN != 0) {
32        SetFrontProcessWithOptions(&frontmostApp, kSetFrontProcessFrontWindowOnly);
33        if (appWasHidden)
34            [NSApp hide: self];
35    }
36}
37
38- (void)_alertCompleted:(NSNotification *)notification;
39{
40    PSAlert *alert = [[notification userInfo] objectForKey: @"alert"];
41    unsigned count = [pendingAlerts count];
42    [pendingAlerts removeObject: alert];
43    NSLog(@"removed: %@; still pending: %@", alert, [pendingAlerts description]);
44    NSLog(@"alarm: %@ retainCount %d", [notification object], [[notification object] retainCount]);
45    NSAssert2([pendingAlerts count] == count - 1, @"alert not in set: %@\n%@", alert, notification);
46    if ([pendingAlerts count] == 0) {
47        [self _resumeAlarm: [notification object]];
48        [self release];
49    }
50}
51
52- (void)performAlertsForAlarm:(PSAlarm *)alarm;
53{
54    PSAlerts *alerts = [alarm alerts];
55    NSArray *allAlerts = [alerts allAlerts];
56    if ([allAlerts count] == 0) {
57        [self _resumeAlarm: alarm];
58    } else {
59        pendingAlerts = [[NSMutableSet alloc] init];
60        [pendingAlerts addObjectsFromArray: allAlerts];
61        [[NSNotificationCenter defaultCenter] addObserver: self selector: @selector(_alertCompleted:)
62                                                     name: PSAlarmAlertCompletedNotification object: alarm];
63        [self retain]; // release in _alertCompleted:
64    }
65    [alerts triggerForAlarm: alarm];
66    if ([alerts requirePesterFrontmost] && ![NSApp isActive]) { // restore frontmost process afterward
67        NSDictionary *activeProcessInfo = [[NSWorkspace sharedWorkspace] activeApplication];
68        frontmostApp.highLongOfPSN = [[activeProcessInfo objectForKey: @"NSApplicationProcessSerialNumberHigh"] longValue];
69        frontmostApp.lowLongOfPSN = [[activeProcessInfo objectForKey: @"NSApplicationProcessSerialNumberLow"] longValue];
70        appWasHidden = [NSApp isHidden];
71        [NSApp activateIgnoringOtherApps: YES];
72    }
73}
74
75- (id)initWithAlarm:(PSAlarm *)alarm;
76{
77    if ( (self = [super init]) != nil) {
78        // because we're called within a notification, and alerts may deliver further notifications, make sure the rest of the notification clients are able to execute first
79        [self performSelector: @selector(performAlertsForAlarm:) withObject: alarm afterDelay: 0];
80    }
81    return self;
82}
83
84- (void)dealloc;
85{
86    NSLog(@"%@ dealloc", self);
87    [pendingAlerts release];
88    [super dealloc];
89}
90
91@end
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