source: trunk/Cocoa/Pester/Source/NJRVoicePopUpButton.m@ 42

Last change on this file since 42 was 42, checked in by Nicholas Riley, 20 years ago

Fixed another MyCompanyName instance, and documented some known bugs.

File size: 3.4 KB
Line 
1//
2// NJRVoicePopUpButton.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 "NJRVoicePopUpButton.h"
10
11// XXX says nothing instead of "Alarm!" any more if there's no alarm message specified
12
13@implementation NJRVoicePopUpButton
14
15- (void)_refreshVoiceList;
16{
17 NSMenu *menu;
18 NSMenuItem *item;
19 NSArray *voiceNames = [SUSpeaker voiceNames];
20
21 [self removeAllItems];
22 menu = [self menu];
23 [menu setAutoenablesItems: NO];
24 // XXX would be more elegant with surrogate support like my font popup menu
25 item = [menu addItemWithTitle: @"ÇunknownÈ" action: nil keyEquivalent: @""];
26 [item setEnabled: NO];
27 [menu addItem: [NSMenuItem separatorItem]];
28 if (voiceNames == nil || [voiceNames count] == 0) {
29 item = [menu addItemWithTitle: @"CanÕt locate voices" action: nil keyEquivalent: @""];
30 [item setEnabled: NO];
31 } else {
32 NSEnumerator *e = [voiceNames objectEnumerator];
33 NSString *voiceName;
34 while ( (voiceName = [e nextObject]) != nil) {
35 item = [menu addItemWithTitle: voiceName action: @selector(_previewVoice) keyEquivalent: @""];
36 [item setTarget: self];
37 }
38 }
39 if (_speaker == nil) [self selectItemWithTitle: [SUSpeaker defaultVoice]];
40}
41
42- (id)initWithFrame:(NSRect)frame;
43{
44 if ( (self = [super initWithFrame: frame]) != nil) {
45 [self _refreshVoiceList];
46 }
47 return self;
48}
49
50- (id)initWithCoder:(NSCoder *)coder;
51{
52 if ( (self = [super initWithCoder: coder]) != nil) {
53 [self _refreshVoiceList];
54 }
55 return self;
56}
57
58- (SUSpeaker *)_speaker;
59{
60 if (_speaker == nil) _speaker = [[SUSpeaker alloc] init];
61 return _speaker;
62}
63
64- (void)_invalidateVoiceSelection;
65{
66 [self _refreshVoiceList];
67 [self selectItemAtIndex: 0];
68}
69
70- (void)_previewVoice;
71{
72 NSString *voiceName = [self titleOfSelectedItem];
73 NSString *previewString = nil;
74 VoiceSpec voice;
75 OSStatus err = noErr;
76 VoiceDescription info;
77 short voiceIndex = [[SUSpeaker voiceNames] indexOfObject: voiceName] + 1;
78
79 [_speaker stopSpeaking];
80
81 if ( (err = GetIndVoice(voiceIndex, &voice)) != noErr) {
82 NSBeginAlertSheet(@"Voice not available", @"OK", nil, nil, [self window], nil, nil, nil, nil, @"The voice Ò%@Ó you selected could not be used. An error of type %ld occurred while attempting to retrieve voice information.", voiceName, err);
83 [self _invalidateVoiceSelection];
84 return;
85 }
86
87 if (_delegate != nil && [_delegate respondsToSelector: @selector(voicePopUpButton:previewStringForVoice:)]) {
88 previewString = [_delegate voicePopUpButton: self previewStringForVoice: voiceName];
89 }
90
91 if (previewString == nil) {
92 err = GetVoiceDescription(&voice, &info, sizeof(info));
93 if (err != noErr || info.comment[0] == 0)
94 previewString = voiceName;
95 else {
96 previewString = (NSString *)CFStringCreateWithPascalString(NULL, info.comment, kCFStringEncodingMacRoman);
97 [previewString autorelease];
98 }
99 }
100
101 [[self _speaker] setVoice: voiceIndex];
102 [_speaker speakText: previewString];
103}
104
105- (void)dealloc;
106{
107 [_speaker release];
108 [super dealloc];
109}
110
111- (IBAction)stopVoicePreview:(id)sender;
112{
113 [_speaker stopSpeaking];
114}
115
116- (void)setDelegate:(id)delegate;
117{
118 _delegate = delegate;
119}
120
121- (id)delegate;
122{
123 return _delegate;
124}
125
126@end
Note: See TracBrowser for help on using the repository browser.