juk.cpp 10.8 KB
Newer Older
1 2 3 4 5 6
/***************************************************************************
                          juk.cpp  -  description
                             -------------------
    begin                : Mon Feb  4 23:40:41 EST 2002
    copyright            : (C) 2002 by Scott Wheeler
    email                : scott@slackorama.net
7
***************************************************************************/
8 9 10 11 12 13 14 15 16 17 18 19 20

/***************************************************************************
 *                                                                         *
 *   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.                                   *
 *                                                                         *
 ***************************************************************************/

#include <klocale.h>
#include <keditcl.h>
#include <kfiledialog.h>
21
#include <kiconloader.h>
22
#include <kcmdlineargs.h>
23 24
#include <kdebug.h>

25 26
#include <qsplitter.h>

27 28 29 30 31 32 33 34
#include "juk.h"

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

JuK::JuK(QWidget *parent, const char *name) : KMainWindow(parent, name)
{
35 36 37 38
    setupActions();
    setupLayout();
    setupPlayer();
    readConfig();
39
    processArgs();
40 41 42 43
}

JuK::~JuK()
{
44 45
    saveConfig();
    delete(playTimer);
46 47 48 49 50 51 52 53
}

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

void JuK::setupActions()
{
54 55 56 57
    // file menu
    KStdAction::open(this, SLOT(openFile()), actionCollection());
    (void) new KAction(i18n("Open &Directory..."), "fileopen", 0, this, SLOT(openDirectory()), actionCollection(), "openDirectory");
    KStdAction::save(this, SLOT(saveFile()), actionCollection());
58
    (void) new KAction(i18n("Delete"), "edittrash", 0, this, SLOT(remove()), actionCollection(), "remove");
59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75
    KStdAction::quit(this, SLOT(quit()), actionCollection());

    // edit menu
    KStdAction::cut(this, SLOT(cut()), actionCollection());
    KStdAction::copy(this, SLOT(copy()), actionCollection());
    KStdAction::paste(this, SLOT(paste()), actionCollection());
    KStdAction::selectAll(this, SLOT(selectAll()), actionCollection());

    // play menu
    playAction = new KAction(i18n("&Play"), "1rightarrow", 0, this, SLOT(playFile()), actionCollection(), "playFile");
    pauseAction = new KAction(i18n("P&ause"), "player_pause", 0, this, SLOT(pauseFile()), actionCollection(), "pauseFile");
    stopAction = new KAction(i18n("&Stop"), "player_stop", 0, this, SLOT(stopFile()), actionCollection(), "stopFile");

    // just in the toolbar
    sliderAction = new SliderAction(i18n("Track Position"), actionCollection(), "trackPositionAction");

    createGUI();
76 77 78 79
}

void JuK::setupLayout()
{
80
    // automagically save and restore settings
81
    setAutoSaveSettings();
82

83 84
    splitter = new PlaylistSplitter(this, "playlistSplitter");
    setCentralWidget(splitter);
85

86 87 88
    // set the slider to the proper orientation and make it stay that way
    sliderAction->updateOrientation();
    connect(this, SIGNAL(dockWindowPositionChanged(QDockWindow *)), sliderAction, SLOT(updateOrientation(QDockWindow *)));
89

90
    // playlist item activation connection
91
    connect(splitter, SIGNAL(playlistDoubleClicked(QListViewItem *)), this, SLOT(playItem(QListViewItem *)));
92 93 94 95
}

void JuK::setupPlayer()
{
96 97
    trackPositionDragging = false;
    noSeek = false;
98 99 100 101 102 103 104 105 106 107 108
    pauseAction->setEnabled(false);
    stopAction->setEnabled(false);

    playTimer=new QTimer(this);
    connect(playTimer, SIGNAL(timeout()), this, SLOT(pollPlay()));

    if(sliderAction && sliderAction->getTrackPositionSlider() && sliderAction->getVolumeSlider()) {
        connect(sliderAction->getTrackPositionSlider(), SIGNAL(valueChanged(int)), this, SLOT(trackPositionSliderUpdate(int)));
        connect(sliderAction->getTrackPositionSlider(), SIGNAL(sliderPressed()), this, SLOT(trackPositionSliderClick()));
        connect(sliderAction->getTrackPositionSlider(), SIGNAL(sliderReleased()), this, SLOT(trackPositionSliderRelease()));
        sliderAction->getTrackPositionSlider()->setEnabled(false);
109

110 111
        connect(sliderAction->getVolumeSlider(), SIGNAL(valueChanged(int)), this, SLOT(setVolume(int)));
    }
112 113
}

114 115 116 117 118 119 120 121
void JuK::processArgs()
{
    KCmdLineArgs *args = KCmdLineArgs::parsedArgs();
    QStringList files;
    
    for(int i = 0; i < args->count(); i++)
	files.append(args->arg(i));

122
    splitter->open(files);
123 124
}

125 126
void JuK::readConfig()
{
127 128 129 130 131 132 133
    KConfig *config = KGlobal::config();
    { // player settings
        KConfigGroupSaver saver(config, "Player");
        if(sliderAction && sliderAction->getVolumeSlider()) {
            int volume = config->readNumEntry("Volume", sliderAction->getVolumeSlider()->maxValue());
            sliderAction->getVolumeSlider()->setValue(volume);
        }
134 135 136 137 138
    }
}

void JuK::saveConfig()
{
139 140 141 142 143 144
    KConfig *config = KGlobal::config();
    { // player settings
        KConfigGroupSaver saver(config, "Player");
        if(sliderAction && sliderAction->getVolumeSlider())
            config->writeEntry("Volume", sliderAction->getVolumeSlider()->value());
    }
145 146
}

147 148 149 150 151 152 153 154 155 156 157 158
////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////
// private slot definitions
////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////

////////////////////////////////////////////////////////////////////////////////
// private action slot implementations - file menu
////////////////////////////////////////////////////////////////////////////////

void JuK::openFile()
{
159
    QStringList files = KFileDialog::getOpenFileNames(QString::null, "*.mp3|MPEG Audio (*.mp3)");
160
    splitter->open(files);
161 162 163 164
}

void JuK::openDirectory()
{
165
    splitter->open(KFileDialog::getExistingDirectory());
166 167
}

168 169
void JuK::saveFile()
{
170
    splitter->save();
171 172
}

173
void JuK::remove()
174
{
175 176
    QPtrList<PlaylistItem> items(splitter->playlistSelection());
    PlaylistItem *item = items.first();
177
    while(item) {
178 179 180
	if(item == playingItem)
	    playingItem = 0;
	item = items.next();
181
    }
182 183
    
    splitter->remove();
184 185
}

186 187
void JuK::quit()
{
188
    delete(this);
189 190
}

191 192 193 194 195 196
////////////////////////////////////////////////////////////////////////////////
// edit menu
////////////////////////////////////////////////////////////////////////////////

void JuK::cut()
{
197
    QPtrList<PlaylistItem> items = splitter->playlistSelection();
Scott Wheeler's avatar
Scott Wheeler committed
198

199 200 201 202 203
    PlaylistItem *item = items.first();
    while(item) {
	if(item == playingItem)
	    playingItem = 0;
	item = items.next();
204 205
    }

206
    splitter->clearSelectedItems();
207 208
}

209
void JuK::selectAll(bool select)
210
{
211
    splitter->selectAll(select);
212 213 214 215 216 217 218 219
}

////////////////////////////////////////////////////////////////////////////////
// player menu
////////////////////////////////////////////////////////////////////////////////

void JuK::playFile()
{
220 221 222 223 224 225 226 227 228
    if(player.paused()) {
        player.play();
        if(player.playing()) {
            playAction->setEnabled(false);
            pauseAction->setEnabled(true);
            stopAction->setEnabled(true);
            playTimer->start(pollInterval);
        }
    }
229 230
    else if(splitter) {
        QPtrList<PlaylistItem> items = splitter->playlistSelection();
231
        if(items.count() > 0)
232
            playItem(items.at(0));
233
        else
234
            playItem(splitter->playlistFirstItem());
235
    }
236 237 238 239
}

void JuK::pauseFile()
{
240 241 242 243
    playTimer->stop();
    player.pause();
    playAction->setEnabled(true);
    pauseAction->setEnabled(false);
244 245 246 247
}

void JuK::stopFile()
{
248 249 250 251 252 253 254
    playTimer->stop();
    player.stop();
    playAction->setEnabled(true);
    pauseAction->setEnabled(false);
    stopAction->setEnabled(false);
    sliderAction->getTrackPositionSlider()->setValue(0);
    sliderAction->getTrackPositionSlider()->setEnabled(false);
255 256
    if(playingItem)
        playingItem->setPixmap(0, 0);
257 258 259 260
}

void JuK::trackPositionSliderClick()
{
261
    trackPositionDragging=true;
262 263 264 265
}

void JuK::trackPositionSliderRelease()
{
266 267
    trackPositionDragging=false;
    player.seekPosition(sliderAction->getTrackPositionSlider()->value());
268 269 270 271
}

void JuK::trackPositionSliderUpdate(int position)
{
272
    if(player.playing() && !trackPositionDragging && !noSeek)
273
        player.seekPosition(position);
274 275 276 277
}

void JuK::pollPlay()
{
278 279 280
    noSeek = true;
    if(!player.playing()) {
        playTimer->stop();
281
        if(player.paused())
282 283
            pauseFile();
        else {
284
            if(playingItem && dynamic_cast<PlaylistItem *>(playingItem->itemBelow())) {
285
                playingItem->setPixmap(0, 0);
286
                playingItem = dynamic_cast<PlaylistItem *>(playingItem->itemBelow());
287 288 289 290 291 292 293 294 295 296
                sliderAction->getTrackPositionSlider()->setValue(0);
                player.play(playingItem->absFilePath(), player.getVolume());
                if(player.playing()) {
                    playTimer->start(pollInterval);
                    playingItem->setPixmap(0, QPixmap(UserIcon("playing")));
                }
            }
            else
                stopFile();
        }
297
    }
298
    else if(!trackPositionDragging)
299
        sliderAction->getTrackPositionSlider()->setValue(player.position());
300

301 302
    if(player.playing() && float(player.totalTime() - player.currentTime()) < pollInterval * 2)
        playTimer->changeInterval(50);
303

304
    noSeek=false;
305 306 307 308
}

void JuK::setVolume(int volume)
{
309 310 311
    if(sliderAction && sliderAction->getVolumeSlider() &&
       sliderAction->getVolumeSlider()->maxValue() > 0 &&
       volume >= 0 && sliderAction->getVolumeSlider()->maxValue() >= volume)
312
    {
313
        player.setVolume(float(volume) / float(sliderAction->getVolumeSlider()->maxValue()));
314 315
    }
}
316 317 318

void JuK::playItem(QListViewItem *item)
{
319
    PlaylistItem *fileListItem = dynamic_cast<PlaylistItem *>(item);
320 321
    if(fileListItem)
        playItem(fileListItem);
322 323
}

324
void JuK::playItem(PlaylistItem *item)
325
{
326 327 328 329 330 331 332 333 334 335 336 337 338 339 340
    if(player.playing() || player.paused())
        stopFile();

    if(item) {
        playingItem = item;
        float volume = float(sliderAction->getVolumeSlider()->value()) / float(sliderAction->getVolumeSlider()->maxValue());
        player.play(playingItem->absFilePath(), volume);
        if(player.playing()) {
            playAction->setEnabled(false);
            pauseAction->setEnabled(true);
            stopAction->setEnabled(true);
            sliderAction->getTrackPositionSlider()->setEnabled(true);
            playingItem->setPixmap(0, QPixmap(UserIcon("playing")));
            playTimer->start(pollInterval);
        }
341 342
    }
}
343 344 345 346 347 348

void JuK::playTaggerItem(QListViewItem *item)
{

}

349
void JuK::playTaggerItem(PlaylistItem *item)
350 351 352
{

}
353 354

#include "juk.moc"