| 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 |
|---|
