Members of the KDE Community are recommended to subscribe to the kde-community mailing list at https://mail.kde.org/mailman/listinfo/kde-community to allow them to participate in important discussions and receive other important announcements

juk.cpp 25.5 KB
Newer Older
1 2 3 4 5
/***************************************************************************
                          juk.cpp  -  description
                             -------------------
    begin                : Mon Feb  4 23:40:41 EST 2002
    copyright            : (C) 2002 by Scott Wheeler
6
    email                : wheeler@kde.org
7
***************************************************************************/
8 9 10 11 12 13 14 15 16 17

/***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

18
#include <kcmdlineargs.h>
19
#include <kstatusbar.h>
20
#include <kdebug.h>
21
#include <kmessagebox.h>
22

Frerich Raabe's avatar
Frerich Raabe committed
23
#include <qmetaobject.h>
24
#include <qslider.h>
25

26
#include "juk.h"
27
#include "slideraction.h"
28
#include "statuslabel.h"
29 30
#include "splashscreen.h"
#include "genrelisteditor.h"
31
#include "systemtray.h"
32
#include "keydialog.h"
33
#include "tagguesserconfigdlg.h"
34 35 36 37 38

////////////////////////////////////////////////////////////////////////////////
// public members
////////////////////////////////////////////////////////////////////////////////

39
JuK::JuK(QWidget *parent, const char *name) : KMainWindow(parent, name, WDestructiveClose),
40
					      DCOPObject("Player"),
41
					      m_shuttingDown(false)
42
{
43 44
    // Expect segfaults if you change this order.

45
    readSettings();
46 47 48 49 50 51

    if(m_showSplash) {
	SplashScreen::instance()->show();
	kapp->processEvents();
    }

52
    setupLayout();
53
    setupActions();
54
    slotPlaylistChanged();
55
    readConfig();
56
    setupPlayer();
57
    setupSystemTray();
58
    setupGlobalAccels();
59
    processArgs();
60

61
    SplashScreen::finishedLoading();
Scott Wheeler's avatar
Scott Wheeler committed
62
    QTimer::singleShot(0, CollectionList::instance(), SLOT(slotCheckCache()));
63 64 65 66
}

JuK::~JuK()
{
67

68 69 70 71 72 73
}

////////////////////////////////////////////////////////////////////////////////
// private members
////////////////////////////////////////////////////////////////////////////////

74 75
void JuK::setupLayout()
{
76 77
    m_splitter = new PlaylistSplitter(this, m_restore, "playlistSplitter");
    setCentralWidget(m_splitter);
78 79

    // playlist item activation connection
80
    connect(m_splitter, SIGNAL(signalDoubleClicked()), this, SLOT(slotPlaySelectedFile()));
81
    connect(m_splitter, SIGNAL(signalListBoxDoubleClicked()), this, SLOT(playFirstFile()));
82

83
    // create status bar
84 85
    m_statusLabel = new StatusLabel(statusBar());
    statusBar()->addWidget(m_statusLabel, 1);
86

87 88
    connect(m_splitter, SIGNAL(signalSelectedPlaylistCountChanged(int)), m_statusLabel, SLOT(setPlaylistCount(int)));
    connect(m_statusLabel, SIGNAL(jumpButtonClicked()), m_splitter, SLOT(slotSelectPlaying()));
89

90
    m_splitter->setFocus();
91

92
    resize(750, 500);
93 94
}

95 96
void JuK::setupActions()
{
97
    // file menu
98 99 100
    KStdAction::openNew(m_splitter, SLOT(slotCreatePlaylist()), actionCollection());
    KStdAction::open(m_splitter, SLOT(slotOpen()), actionCollection());
    new KAction(i18n("Open &Directory..."), "fileopen", 0, m_splitter, SLOT(slotOpenDirectory()), actionCollection(), "openDirectory");
101

102
    m_renamePlaylistAction = new KAction(i18n("&Rename..."), 0, m_splitter, SLOT(slotRenamePlaylist()),
103
					 actionCollection(), "renamePlaylist");
104
    new KAction(i18n("D&uplicate..."), "editcopy", 0, m_splitter, SLOT(slotDuplicatePlaylist()), actionCollection(), "duplicatePlaylist");
105

106 107
    m_savePlaylistAction = KStdAction::save(m_splitter, SLOT(slotSavePlaylist()), actionCollection());
    m_saveAsPlaylistAction = KStdAction::saveAs(m_splitter, SLOT(slotSaveAsPlaylist()), actionCollection());
108
    m_deleteItemPlaylistAction = new KAction(i18n("R&emove"), "edittrash", 0, m_splitter, SLOT(slotDeletePlaylist()),
109
					     actionCollection(), "deleteItemPlaylist");
110

111
    KStdAction::quit(this, SLOT(slotQuit()), actionCollection());
112 113

    // edit menu
114
    KStdAction::cut(this, SLOT(cut()), actionCollection());
115 116
    KStdAction::copy(this, SLOT(copy()), actionCollection());
    KStdAction::paste(this, SLOT(paste()), actionCollection());
117
    new KAction(i18n("C&lear"), "editclear", 0, this, SLOT(clear()), actionCollection(), "clear");
118
    KStdAction::selectAll(this, SLOT(selectAll()), actionCollection());
119

120
    // view menu
121 122 123
    m_showSearchAction = new KToggleAction(i18n("Show &Search Bar"), "filefind", 0, actionCollection(), "showSearch");
    connect(m_showSearchAction, SIGNAL(toggled(bool)), m_splitter, SLOT(slotSetSearchVisible(bool)));

124
    m_showEditorAction = new KToggleAction(i18n("Show &Tag Editor"), "edit", 0, actionCollection(), "showEditor");
125
    connect(m_showEditorAction, SIGNAL(toggled(bool)), m_splitter, SLOT(slotSetEditorVisible(bool)));
126

127 128
    KStdAction::redisplay(m_splitter, SLOT(slotRefresh()), actionCollection());
    actionCollection()->insert(m_splitter->columnVisibleAction());
129

130
    // play menu
131
    m_randomPlayAction = new KToggleAction(i18n("&Random Play"), 0, actionCollection(), "randomPlay");
132 133 134 135 136
    m_playAction = new KAction(i18n("&Play"), "player_play", 0, this, SLOT(play()), actionCollection(), "play");
    m_pauseAction = new KAction(i18n("P&ause"), "player_pause", 0, this, SLOT(pause()), actionCollection(), "pause");
    m_stopAction = new KAction(i18n("&Stop"), "player_stop", 0, this, SLOT(stop()), actionCollection(), "stop");
    m_backAction = new KAction(i18n("Skip &Back"), "player_start", 0, this, SLOT(back()), actionCollection(), "back");
    m_forwardAction = new KAction(i18n("Skip &Forward"), "player_end", 0, this, SLOT(forward()), actionCollection(), "forward");
137
    m_loopPlaylistAction = new KToggleAction(i18n("&Loop Playlist"), 0, 0, actionCollection(), "loopPlaylist");
138

139
    // tagger menu
140 141
    new KAction(i18n("&Save"), "filesave", "CTRL+t", m_splitter, SLOT(slotSaveTag()), actionCollection(), "saveItem");
    new KAction(i18n("&Delete"), "editdelete", 0, m_splitter, SLOT(slotDeleteSelectedItems()), actionCollection(), "removeItem");
142
    new KAction(i18n("&Guess Tag Information"), 0, "CTRL+g", m_splitter, SLOT(slotGuessTagInfo()), actionCollection(), "guessTag");
143
    //new KAction(i18n("&Rename File"), 0, "CTRL+r", m_splitter, SLOT(slotRenameFile()), actionCollection(), "renameFile");
144

145
    // settings menu
146
    new KToggleAction(i18n("Show Menu Bar"), "CTRL+m", this, SLOT(slotToggleMenuBar()), actionCollection(), "toggleMenuBar");
147
    setStandardToolBarMenuEnabled(true);
148

149 150
    m_restoreOnLoadAction = new KToggleAction(i18n("&Restore Playlists on Load"), 0, actionCollection(), "restoreOnLoad");
    m_toggleSplashAction = new KToggleAction(i18n("Show Splash Screen on Startup"), 0, actionCollection(), "showSplashScreen");
151

152
    m_toggleSystemTrayAction = new KToggleAction(i18n("&Dock in System Tray"), KShortcut(), actionCollection(), "toggleSystemTray");
153
    connect(m_toggleSystemTrayAction, SIGNAL(toggled(bool)), this, SLOT(slotToggleSystemTray(bool)));
154

155
    m_toggleDockOnCloseAction = new KToggleAction(i18n("&Stay in System Tray on Close"), 0, actionCollection(), "dockOnClose");
156

157
    m_togglePopupsAction = new KToggleAction(i18n("&Popup Track Announcement"), 0, this, 0, actionCollection(), "togglePopups");
158

159
    new KAction(i18n("Genre List Editor..."), 0, this, SLOT(slotShowGenreListEditor()), actionCollection(), "showGenreListEditor");
160

161 162
    m_outputSelectAction = Player::playerSelectAction(actionCollection());
    if(m_outputSelectAction) {
Frerich Raabe's avatar
Frerich Raabe committed
163 164
        m_outputSelectAction->setCurrentItem(0);
        connect(m_outputSelectAction, SIGNAL(activated(int)), this, SLOT(slotSetOutput(int)));
165
    }
166

167
    new KAction(i18n("&Tag Guesser..."), 0, 0, this, SLOT(slotConfigureTagGuesser()), actionCollection(), "tagGuesserConfig");
168

169 170
    KStdAction::keyBindings(this, SLOT(slotEditKeys()), actionCollection());

171
    // just in the toolbar
172
    m_sliderAction = new SliderAction(i18n("Track Position"), actionCollection(), "trackPositionAction");
173 174

    createGUI();
175 176

    // set the slider to the proper orientation and make it stay that way
177 178
    m_sliderAction->slotUpdateOrientation();
    connect(this, SIGNAL(dockWindowPositionChanged(QDockWindow *)), m_sliderAction, SLOT(slotUpdateOrientation(QDockWindow *)));
179

180
    connect(m_splitter, SIGNAL(signalPlaylistChanged()), this, SLOT(slotPlaylistChanged()));
181 182
}

183
void JuK::setupSystemTray()
184
{
185
    if(m_toggleSystemTrayAction && m_toggleSystemTrayAction->isChecked()) {
Frerich Raabe's avatar
Frerich Raabe committed
186 187
        m_systemTray = new SystemTray(this, "systemTray");
        m_systemTray->show();
188

Frerich Raabe's avatar
Frerich Raabe committed
189
        connect(this, SIGNAL(signalNewSong(const QString&)), m_systemTray, SLOT(slotNewSong(const QString&)));
190

Frerich Raabe's avatar
Frerich Raabe committed
191 192 193 194
        if(m_player && m_player->paused())
            m_systemTray->slotPause();
        else if(m_player && m_player->playing())
            m_systemTray->slotPlay();
195

Frerich Raabe's avatar
Frerich Raabe committed
196
        m_toggleDockOnCloseAction->setEnabled(true);
197

Frerich Raabe's avatar
Frerich Raabe committed
198
        connect(m_systemTray, SIGNAL(quitSelected()), this, SLOT(slotQuit()));
199
    }
200
    else {
Frerich Raabe's avatar
Frerich Raabe committed
201 202
        m_systemTray = 0;
        m_toggleDockOnCloseAction->setEnabled(false);
203
    }
204 205
}

206 207
void JuK::setupPlayer()
{
208 209
    m_trackPositionDragging = false;
    m_noSeek = false;
Scott Wheeler's avatar
Scott Wheeler committed
210
    m_muted = false;
211 212 213 214
    m_pauseAction->setEnabled(false);
    m_stopAction->setEnabled(false);
    m_backAction->setEnabled(false);
    m_forwardAction->setEnabled(false);
215

216
    m_playTimer = new QTimer(this);
217
    connect(m_playTimer, SIGNAL(timeout()), this, SLOT(slotPollPlay()));
218

219
    if(m_sliderAction && m_sliderAction->getTrackPositionSlider() && m_sliderAction->getVolumeSlider()) {
220 221 222
        connect(m_sliderAction->getTrackPositionSlider(), SIGNAL(valueChanged(int)), this, SLOT(slotTrackPositionSliderUpdate(int)));
        connect(m_sliderAction->getTrackPositionSlider(), SIGNAL(sliderPressed()), this, SLOT(slotTrackPositionSliderClicked()));
        connect(m_sliderAction->getTrackPositionSlider(), SIGNAL(sliderReleased()), this, SLOT(slotTrackPositionSliderReleased()));
223
        m_sliderAction->getTrackPositionSlider()->setEnabled(false);
224

225
        connect(m_sliderAction->getVolumeSlider(), SIGNAL(valueChanged(int)), this, SLOT(setVolume(int)));
226
    }
227

228
    int playerType = 0;
229
    if(m_outputSelectAction) {
Frerich Raabe's avatar
Frerich Raabe committed
230 231
        playerType = m_outputSelectAction->currentItem();
        connect(m_outputSelectAction, SIGNAL(activated(int)), this, SLOT(slotSetOutput(int)));
232 233
    }

234
    m_player = Player::createPlayer(playerType);
235 236
}

237

238 239 240
void JuK::setupGlobalAccels()
{
    m_accel = new KGlobalAccel(this);
241 242 243 244 245 246 247 248 249
    KeyDialog::insert(m_accel, "PlayPause",  i18n("Play/Pause"),        this, SLOT(playPause()));
    KeyDialog::insert(m_accel, "Stop",       i18n("Stop Playing"),      this, SLOT(stop()));
    KeyDialog::insert(m_accel, "Back",       i18n("Back"),              this, SLOT(back()));
    KeyDialog::insert(m_accel, "Forward",    i18n("Forward"),           this, SLOT(forward()));
    KeyDialog::insert(m_accel, "SeekBack",   i18n("Seek Back"),         this, SLOT(seekBack()));
    KeyDialog::insert(m_accel, "SeekForward",i18n("Seek Forward"),      this, SLOT(seekForward()));
    KeyDialog::insert(m_accel, "VolumeUp",   i18n("Volume Up"),         this, SLOT(volumeUp()));
    KeyDialog::insert(m_accel, "VolumeDown", i18n("Volume Down"),       this, SLOT(volumeDown()));
    KeyDialog::insert(m_accel, "Mute",       i18n("Mute"),              this, SLOT(volumeMute()));
250

251 252 253 254 255
    m_accel->setConfigGroup("Shortcuts");
    m_accel->readSettings();
    m_accel->updateConnections();
}

256 257 258 259
void JuK::processArgs()
{
    KCmdLineArgs *args = KCmdLineArgs::parsedArgs();
    QStringList files;
260

261
    for(int i = 0; i < args->count(); i++)
Frerich Raabe's avatar
Frerich Raabe committed
262
        files.append(args->arg(i));
263

264
    m_splitter->open(files);
265 266
}

267 268 269
void JuK::keyPressEvent(QKeyEvent *e)
{
    if (e->key() >= Qt::Key_Back && e->key() <= Qt::Key_MediaLast)
Frerich Raabe's avatar
Frerich Raabe committed
270
        e->accept();
271 272 273
    KMainWindow::keyPressEvent(e);
}

274 275 276 277 278 279 280 281 282
/**
 * These are settings that need to be know before setting up the GUI.
 */

void JuK::readSettings()
{
    KConfig *config = KGlobal::config();
    { // general settings
        KConfigGroupSaver saver(config, "Settings");
Frerich Raabe's avatar
Frerich Raabe committed
283 284
        m_restore = config->readBoolEntry("RestoreOnLoad", true);
        m_showSplash = config->readBoolEntry("ShowSplashScreen", true);
285 286 287
    }
}

288 289
void JuK::readConfig()
{
290
    // Automagically save and m_restore many window settings.
291 292
    setAutoSaveSettings();

293
    KConfig *config = KGlobal::config();
294
    { // player settings
295
        KConfigGroupSaver saver(config, "Player");
296
        if(m_sliderAction->getVolumeSlider()) {
297 298
            int volume = config->readNumEntry("Volume", m_sliderAction->getVolumeSlider()->maxValue());
            m_sliderAction->getVolumeSlider()->setValue(volume);
299
        }
Frerich Raabe's avatar
Frerich Raabe committed
300 301
        bool randomPlay = config->readBoolEntry("RandomPlay", false);
        m_randomPlayAction->setChecked(randomPlay);
302

Frerich Raabe's avatar
Frerich Raabe committed
303 304
        bool loopPlaylist = config->readBoolEntry("LoopPlaylist", false);
        m_loopPlaylistAction->setChecked(loopPlaylist);
305
    }
306
    { // view settings
307
        KConfigGroupSaver saver(config, "View");
308 309 310 311 312

        bool showSearch = config->readBoolEntry("ShowSearch", true);
        m_showSearchAction->setChecked(showSearch);
        m_splitter->slotSetSearchVisible(showSearch);

Frerich Raabe's avatar
Frerich Raabe committed
313 314 315
        bool showEditor = config->readBoolEntry("ShowEditor", false);
        m_showEditorAction->setChecked(showEditor);
        m_splitter->slotSetEditorVisible(showEditor);
316
    }
317 318
    { // general settings
        KConfigGroupSaver saver(config, "Settings");
319

Frerich Raabe's avatar
Frerich Raabe committed
320 321
        bool dockInSystemTray = config->readBoolEntry("DockInSystemTray", true);
        m_toggleSystemTrayAction->setChecked(dockInSystemTray);
322

Frerich Raabe's avatar
Frerich Raabe committed
323 324
        bool dockOnClose = config->readBoolEntry("DockOnClose", true);
        m_toggleDockOnCloseAction->setChecked(dockOnClose);
325

Frerich Raabe's avatar
Frerich Raabe committed
326 327
        bool showPopups = config->readBoolEntry("TrackPopup", false);
        m_togglePopupsAction->setChecked(showPopups);
328

Frerich Raabe's avatar
Frerich Raabe committed
329 330
        if(m_outputSelectAction)
            m_outputSelectAction->setCurrentItem(config->readNumEntry("MediaSystem", 0));
331
    }
332

333
    m_restoreOnLoadAction->setChecked(m_restore);
334
    m_toggleSplashAction->setChecked(m_showSplash);
335 336 337 338
}

void JuK::saveConfig()
{
339
    KConfig *config = KGlobal::config();
340
    { // m_player settings
341
        KConfigGroupSaver saver(config, "Player");
342 343
        if(m_sliderAction && m_sliderAction->getVolumeSlider())
            config->writeEntry("Volume", m_sliderAction->getVolumeSlider()->value());
Frerich Raabe's avatar
Frerich Raabe committed
344 345 346 347
        if(m_randomPlayAction)
            config->writeEntry("RandomPlay", m_randomPlayAction->isChecked());
        if(m_loopPlaylistAction)
            config->writeEntry("LoopPlaylist", m_loopPlaylistAction->isChecked());
348
    }
349 350
    { // view settings
        KConfigGroupSaver saver(config, "View");
351

Frerich Raabe's avatar
Frerich Raabe committed
352
        config->writeEntry("ShowEditor", m_showEditorAction->isChecked());
353
        config->writeEntry("ShowSearch", m_showSearchAction->isChecked());
354
    }
355 356
    { // general settings
        KConfigGroupSaver saver(config, "Settings");
Frerich Raabe's avatar
Frerich Raabe committed
357 358 359 360 361 362 363
        config->writeEntry("RestoreOnLoad", m_restoreOnLoadAction->isChecked());
        config->writeEntry("ShowSplashScreen", m_toggleSplashAction->isChecked());
        config->writeEntry("DockInSystemTray", m_toggleSystemTrayAction->isChecked());
        config->writeEntry("DockOnClose", m_toggleDockOnCloseAction->isChecked());
        config->writeEntry("TrackPopup", m_togglePopupsAction->isChecked());
        if(m_outputSelectAction)
            config->writeEntry("MediaSystem", m_outputSelectAction->currentItem());
364
    }
365
    config->sync();
366 367
}

368
bool JuK::queryExit()
369
{
370
    stop();
371
    delete m_player;
372
    Cache::instance()->save();
373
    saveConfig();
374
    delete m_splitter;
375
    return true;
376 377
}

378 379
bool JuK::queryClose()
{
380
    if(!m_shuttingDown && m_systemTray && m_toggleDockOnCloseAction->isChecked()) {
381 382
	KMessageBox::information(this,
				 i18n("<qt>Closing the main window will keep JuK running in the system tray. "
383
				      "Use Quit from the File menu to quit the application.</qt>"),
384 385 386 387 388 389 390 391
				 i18n("Docking in System Tray"), "hideOnCloseInfo");
	hide();
	return false;
    }
    else
	return true;
}

392 393 394
void JuK::invokeEditSlot( const char *slotName, const char *slot )
{
    QObject *object = focusWidget();
395

396
    if(!object || !slotName || !slot)
Frerich Raabe's avatar
Frerich Raabe committed
397
        return;
398

399 400
    QMetaObject *meta = object->metaObject();
    QStrList l = meta->slotNames(true);
401

402
    if(l.find(slotName) == -1)
Frerich Raabe's avatar
Frerich Raabe committed
403
        return;
404

405 406 407
    connect(this, SIGNAL(signalEdit()), object, slot);
    emit signalEdit();
    disconnect(this, SIGNAL(signalEdit()), object, slot);
408 409
}

410 411 412
QString JuK::playingString() const
{
    QString s;
413

414
    if(m_splitter->playingArtist().isEmpty())
Frerich Raabe's avatar
Frerich Raabe committed
415
        s = m_splitter->playingTrack().simplifyWhiteSpace();
416
    else
Frerich Raabe's avatar
Frerich Raabe committed
417
        s = m_splitter->playingArtist().simplifyWhiteSpace() + " - " + m_splitter->playingTrack().simplifyWhiteSpace();
418 419 420 421

    return s;
}

422 423
void JuK::updatePlaylistInfo()
{
Frerich Raabe's avatar
Frerich Raabe committed
424
    m_statusLabel->setPlaylistInfo(m_splitter->visiblePlaylistName(), m_splitter->selectedPlaylistCount());
425 426 427 428
}

void JuK::play(const QString &file)
{
429
    if(!m_player || !m_sliderAction || !m_sliderAction->getVolumeSlider())
Frerich Raabe's avatar
Frerich Raabe committed
430
        return;
431 432 433 434

    float volume = float(m_sliderAction->getVolumeSlider()->value()) / float(m_sliderAction->getVolumeSlider()->maxValue());

    if(m_player->paused())
Frerich Raabe's avatar
Frerich Raabe committed
435
        m_player->stop();
436

437 438 439 440 441
    m_player->play(file, volume);

    // Make sure that the m_player actually starts before doing anything.

    if(m_player->playing()) {
Frerich Raabe's avatar
Frerich Raabe committed
442 443
        m_pauseAction->setEnabled(true);
        m_stopAction->setEnabled(true);
444

Frerich Raabe's avatar
Frerich Raabe committed
445 446
        m_backAction->setEnabled(true);
        m_forwardAction->setEnabled(true);
447

Frerich Raabe's avatar
Frerich Raabe committed
448 449 450
        m_sliderAction->getTrackPositionSlider()->setValue(0);
        m_sliderAction->getTrackPositionSlider()->setEnabled(true);
        m_playTimer->start(m_pollInterval);
451

Frerich Raabe's avatar
Frerich Raabe committed
452
        m_statusLabel->setPlayingItemInfo(playingString(), m_splitter->playingList());
453

Frerich Raabe's avatar
Frerich Raabe committed
454
        emit signalNewSong(playingString());
455

Frerich Raabe's avatar
Frerich Raabe committed
456 457
        if(m_systemTray)
            m_systemTray->slotPlay();
458 459
    }
    else
Frerich Raabe's avatar
Frerich Raabe committed
460
        stop();
461 462
}

463 464 465 466
////////////////////////////////////////////////////////////////////////////////
// private slot definitions
////////////////////////////////////////////////////////////////////////////////

467
void JuK::slotPlaylistChanged()
468
{
469
    if(m_splitter->collectionListSelected()) {
Frerich Raabe's avatar
Frerich Raabe committed
470 471 472 473
        m_savePlaylistAction->setEnabled(false);
        m_saveAsPlaylistAction->setEnabled(false);
        m_renamePlaylistAction->setEnabled(false);
        m_deleteItemPlaylistAction->setEnabled(false);
474 475
    }
    else {
Frerich Raabe's avatar
Frerich Raabe committed
476 477 478 479
        m_savePlaylistAction->setEnabled(true);
        m_saveAsPlaylistAction->setEnabled(true);
        m_renamePlaylistAction->setEnabled(true);
        m_deleteItemPlaylistAction->setEnabled(true);
480
    }
481 482 483 484

    updatePlaylistInfo();
}

485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513
////////////////////////////////////////////////////////////////////////////////
// edit menu
////////////////////////////////////////////////////////////////////////////////

void JuK::cut()
{
    invokeEditSlot("cut()", SLOT(cut()));
}

void JuK::copy()
{
    invokeEditSlot("copy()", SLOT(copy()));
}

void JuK::paste()
{
    invokeEditSlot("paste()", SLOT(paste()));
}

void JuK::clear()
{
    invokeEditSlot("clear()", SLOT(clear()));
}

void JuK::selectAll()
{
    invokeEditSlot("selectAll()", SLOT(selectAll()));
}

514
////////////////////////////////////////////////////////////////////////////////
515
// player menu
516 517
////////////////////////////////////////////////////////////////////////////////

518
void JuK::play()
519
{
520
    if(!m_player)
Frerich Raabe's avatar
Frerich Raabe committed
521
    return;
522

523 524
    if(m_player->paused()) {
        m_player->play();
525

526
	// Here, before doing anything, we want to make sure that the m_player did
527 528
	// in fact start.

529 530 531
        if(m_player->playing()) {
            m_pauseAction->setEnabled(true);
            m_stopAction->setEnabled(true);
532
            m_playTimer->start(m_pollInterval);
533 534
	    if(m_systemTray)
		m_systemTray->slotPlay();
535 536
        }
    }
537 538
    else if(m_player->playing())
	m_player->seekPosition(0);
539
    else
540
	play(m_splitter->playNextFile(m_randomPlayAction->isChecked(), m_loopPlaylistAction->isChecked()));
541 542
}

543
void JuK::pause()
544
{
545
    if(!m_player)
546 547
	return;

548 549 550 551 552
    m_playTimer->stop();
    m_player->pause();
    m_pauseAction->setEnabled(false);
    if(m_systemTray)
	m_systemTray->slotPause();
553 554
}

555
void JuK::stop()
556
{
557
    if(!m_player || !m_sliderAction || !m_sliderAction->getVolumeSlider())
558 559
	return;

560 561
    m_playTimer->stop();
    m_player->stop();
562

563 564 565 566
    m_pauseAction->setEnabled(false);
    m_stopAction->setEnabled(false);
    m_backAction->setEnabled(false);
    m_forwardAction->setEnabled(false);
567

568 569
    m_sliderAction->getTrackPositionSlider()->setValue(0);
    m_sliderAction->getTrackPositionSlider()->setEnabled(false);
570

571
    m_splitter->stop();
572

573
    m_statusLabel->clear();
574

575 576
    if(m_systemTray)
	m_systemTray->slotStop();
577 578
}

579
void JuK::back()
580
{
581
    play(m_splitter->playPreviousFile(m_randomPlayAction->isChecked()));
582 583
}

584
void JuK::forward()
585
{
586
    play(m_splitter->playNextFile(m_randomPlayAction->isChecked(), m_loopPlaylistAction->isChecked()));
587 588
}

589
void JuK::seekBack()
590 591 592 593 594 595
{
    int position = m_sliderAction->getTrackPositionSlider()->value();
    position = QMAX(m_sliderAction->getTrackPositionSlider()->minValue(), position - 10);
    emit m_sliderAction->getTrackPositionSlider()->setValue(position);
}

596
void JuK::seekForward()
597 598 599 600 601 602
{
    int position = m_sliderAction->getTrackPositionSlider()->value();
    position = QMIN(m_sliderAction->getTrackPositionSlider()->maxValue(), position + 10);
    emit m_sliderAction->getTrackPositionSlider()->setValue(position);
}

603 604 605 606
////////////////////////////////////////////////////////////////////////////////
// settings menu
////////////////////////////////////////////////////////////////////////////////

607
void JuK::slotShowGenreListEditor()
608 609 610 611
{
    GenreListEditor * editor = new GenreListEditor();
    editor->exec();
}
612

613
void JuK::slotToggleSystemTray(bool enabled)
614
{
615
    if(enabled && !m_systemTray)
616
	setupSystemTray();
617 618 619
    else if(!enabled && m_systemTray) {
	delete m_systemTray;
	m_systemTray = 0;
620
	m_toggleDockOnCloseAction->setEnabled(false);
621 622 623
    }
}

624
void JuK::slotSetOutput(int output)
625
{
626
    stop();
627 628
    delete m_player;
    m_player = Player::createPlayer(output);
629 630
}

631 632 633 634 635
void JuK::slotEditKeys()
{
    KeyDialog::configure(m_accel, actionCollection(), this);
}

636
////////////////////////////////////////////////////////////////////////////////
637
// additional player slots
638 639
////////////////////////////////////////////////////////////////////////////////

640
void JuK::slotTrackPositionSliderClicked()
641
{
642
    m_trackPositionDragging = true;
643 644
}

645
void JuK::slotTrackPositionSliderReleased()
646
{
647
    if(!m_player)
648 649
	return;

650 651
    m_trackPositionDragging = false;
    m_player->seekPosition(m_sliderAction->getTrackPositionSlider()->value());
652 653
}

654
void JuK::slotTrackPositionSliderUpdate(int position)
655
{
656
    if(!m_player)
657 658
	return;

659 660
    if(m_player->playing() && !m_trackPositionDragging && !m_noSeek)
        m_player->seekPosition(position);
661 662 663 664 665 666 667 668 669 670

    // The dragging flag is set, so just update the status label, rather than seeking
    if(m_player->playing() && m_trackPositionDragging && !m_noSeek) {
	// position from 0 to 1
	float positionFraction = float(position) / m_sliderAction->getTrackPositionSlider()->maxValue();
	float totalTime = float(m_player->totalTime());
	long seekTime = long(positionFraction * totalTime + 0.5); // "+0.5" for rounding

	m_statusLabel->setItemCurrentTime(seekTime);
    }
671 672
}

673
void JuK::playPause()
674 675 676 677 678
{
    if(!m_player)
	return;

    if(m_player->playing())
679
	pause();
680
    else
681
	play();
682 683
}

684
void JuK::volumeUp()
685 686 687 688
{
    if(m_sliderAction && m_sliderAction->getVolumeSlider()) {
	int volume = m_sliderAction->getVolumeSlider()->value() +
	  m_sliderAction->getVolumeSlider()->maxValue() / 25; // 4% up
689
	setVolume(volume);
690 691 692 693
	m_sliderAction->getVolumeSlider()->setValue(volume);
    }
}

694
void JuK::volumeDown()
695 696 697 698
{
    if(m_sliderAction && m_sliderAction->getVolumeSlider()) {
	int volume = m_sliderAction->getVolumeSlider()->value() -
	  m_sliderAction->getVolumeSlider()->maxValue() / 25; // 4% down
699
	setVolume(volume);
700 701 702 703
	m_sliderAction->getVolumeSlider()->setValue(volume);
    }
}

704
void JuK::volumeMute()
705 706
{
    if(m_sliderAction && m_sliderAction->getVolumeSlider()) {
Scott Wheeler's avatar
Scott Wheeler committed
707
	if(m_muted)
708
	    setVolume(m_sliderAction->getVolumeSlider()->value());
709
	else
710 711
	    setVolume(0);
	    m_muted = !m_muted;
712 713 714
    }
}

715 716
// This method is called when the play timer has expired.

717
void JuK::slotPollPlay()
718
{
719
    if(!m_player)
720 721
	return;

722
    // Our locking mechanism.  Since this method adjusts the play slider, we
723
    // want to make sure that our adjustments
724
    m_noSeek = true;
725

726
    if(!m_player->playing()) {
727

728
        m_playTimer->stop();
729

730
	play(m_splitter->playNextFile(m_randomPlayAction->isChecked(), m_loopPlaylistAction->isChecked()));
731
    }
732 733 734 735
    else if(!m_trackPositionDragging) {
        m_sliderAction->getTrackPositionSlider()->setValue(m_player->position());
	m_statusLabel->setItemTotalTime(m_player->totalTime());
	m_statusLabel->setItemCurrentTime(m_player->currentTime());
736 737 738
    }

    // Ok, this is weird stuff, but it works pretty well.  Ordinarily we don't
739
    // need to check up on our playing time very often, but in the span of the
740 741
    // last interval, we want to check a lot -- to figure out that we've hit the
    // end of the song as soon as possible.
742

743
    if(m_player->playing() && m_player->totalTime() > 0 && float(m_player->totalTime() - m_player->currentTime()) < m_pollInterval * 2)
744
        m_playTimer->changeInterval(50);
745

746
    m_noSeek = false;
747 748
}

749
void JuK::setVolume(int volume)
750
{
751 752 753
    if(m_player && m_sliderAction && m_sliderAction->getVolumeSlider() &&
       m_sliderAction->getVolumeSlider()->maxValue() > 0 &&
       volume >= 0 && m_sliderAction->getVolumeSlider()->maxValue() >= volume)
754
    {
755
        m_player->setVolume(float(volume) / float(m_sliderAction->getVolumeSlider()->maxValue()));
756 757
    }
}
758

759 760 761 762 763 764
void JuK::slotConfigureTagGuesser()
{
    TagGuesserConfigDlg dlg(this);
    dlg.exec();
}

765 766 767 768 769
void JuK::openFile(const QString &file)
{
    m_splitter->open(file);
}
    
770
#include "juk.moc"