source: releases/Pester/1.1b4/Source/NJRVoicePopUpButton.m@ 318

Last change on this file since 318 was 103, checked in by Nicholas Riley, 22 years ago

Localization, bug fixes

File size: 3.9 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@implementation NJRVoicePopUpButton
12
13- (void)_refreshVoiceList;
14{
15 NSMenu *menu;
16 NSMenuItem *item;
17 NSArray *voiceNames = [SUSpeaker voiceNames];
18
19 [self removeAllItems];
20 menu = [self menu];
21 [menu setAutoenablesItems: NO];
22 // XXX would be more elegant with surrogate support like my font popup menu
23 item = [menu addItemWithTitle: @"ÇunknownÈ" action: nil keyEquivalent: @""];
24 [item setEnabled: NO];
25 [menu addItem: [NSMenuItem separatorItem]];
26 if (voiceNames == nil || [voiceNames count] == 0) {
27 item = [menu addItemWithTitle: NSLocalizedString(@"Can't locate voices", "Voice popup menu item surrogate for voice list if no voices are found") action: nil keyEquivalent: @""];
28 [item setEnabled: NO];
29 } else {
30 NSEnumerator *e = [voiceNames objectEnumerator];
31 NSString *voiceName;
32 while ( (voiceName = [e nextObject]) != nil) {
33 item = [menu addItemWithTitle: voiceName action: @selector(_previewVoice) keyEquivalent: @""];
34 [item setTarget: self];
35 }
36 }
37 if (_speaker == nil) [self selectItemWithTitle: [SUSpeaker defaultVoice]];
38}
39
40- (id)initWithFrame:(NSRect)frame;
41{
42 if ( (self = [super initWithFrame: frame]) != nil) {
43 [self _refreshVoiceList];
44 }
45 return self;
46}
47
48- (id)initWithCoder:(NSCoder *)coder;
49{
50 if ( (self = [super initWithCoder: coder]) != nil) {
51 [self _refreshVoiceList];
52 }
53 return self;
54}
55
56- (SUSpeaker *)_speaker;
57{
58 if (_speaker == nil) _speaker = [[SUSpeaker alloc] init];
59 return _speaker;
60}
61
62- (void)_invalidateVoiceSelection;
63{
64 [self _refreshVoiceList];
65 [self selectItemAtIndex: 0];
66}
67
68- (void)setVoice:(NSString *)voice;
69{
70 int voiceIdx = [self indexOfItemWithTitle: voice];
71 if (voiceIdx == -1) {
72 [self _invalidateVoiceSelection];
73 } else {
74 [self selectItemAtIndex: voiceIdx];
75 }
76}
77
78- (void)_previewVoice;
79{
80 NSString *voiceName = [self titleOfSelectedItem];
81 NSString *previewString = nil;
82 VoiceSpec voice;
83 OSStatus err = noErr;
84 VoiceDescription info;
85 short voiceIndex = [[SUSpeaker voiceNames] indexOfObject: voiceName] + 1;
86
87 [_speaker stopSpeaking];
88
89 if ( (err = GetIndVoice(voiceIndex, &voice)) != noErr) {
90 NSBeginAlertSheet(@"Voice not available", nil, nil, nil, [self window], nil, nil, nil, nil, NSLocalizedString(@"The voice '%@' you selected could not be used. An error of type %ld occurred while attempting to retrieve voice information.", "Message displayed in alert sheet when GetIndVoice returns an error"), voiceName, err);
91 [self _invalidateVoiceSelection];
92 return;
93 }
94
95 if (_delegate != nil && [_delegate respondsToSelector: @selector(voicePopUpButton:previewStringForVoice:)]) {
96 previewString = [_delegate voicePopUpButton: self previewStringForVoice: voiceName];
97 }
98
99 if (previewString == nil) {
100 err = GetVoiceDescription(&voice, &info, sizeof(info));
101 if (err != noErr || info.comment[0] == 0)
102 previewString = voiceName;
103 else {
104 previewString = (NSString *)CFStringCreateWithPascalString(NULL, info.comment, kCFStringEncodingMacRoman);
105 [previewString autorelease];
106 }
107 }
108
109 [[self _speaker] setVoice: voiceIndex];
110 [_speaker speakText: previewString];
111}
112
113- (void)dealloc;
114{
115 [_speaker release];
116 [super dealloc];
117}
118
119- (IBAction)stopVoicePreview:(id)sender;
120{
121 [_speaker stopSpeaking];
122}
123
124- (void)setEnabled:(BOOL)flag;
125{
126 [super setEnabled: flag];
127 if (flag) ; // XXX [self stopVoicePreview: self]; // need to prohibit at startup
128 else [self stopVoicePreview: self];
129}
130
131- (void)setDelegate:(id)delegate;
132{
133 _delegate = delegate;
134}
135
136- (id)delegate;
137{
138 return _delegate;
139}
140
141@end
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