Ability to sort cur.playlist by long tap on it
[someplayer] / src / mainwindow.cpp
1 /*
2  * SomePlayer - An alternate music player for Maemo 5
3  * Copyright (C) 2010 Nikolay (somebody) Tischenko <niktischenko@gmail.com>
4  *
5  * This program is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU General Public License
7  * as published by the Free Software Foundation; either version 2
8  * of the License, or (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, write to the Free Software
17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
18  */
19
20 #include "mainwindow.h"
21 #include "ui_mainwindow.h"
22 #include <QFileDialog>
23 #include <QMessageBox>
24 #include <QInputDialog>
25 #include <QFile>
26 #include <QDesktopWidget>
27 #include <QTranslator>
28 #include <QKeyEvent>
29
30 #include "player/player.h"
31
32 #include "library.h"
33 #include "timerdialog.h"
34 #include "equalizerdialog.h"
35 #include "saveplaylistdialog.h"
36 #include "settingsform.h"
37
38 using namespace SomePlayer::DataObjects;
39 using namespace SomePlayer::Storage;
40 using namespace SomePlayer::Playback;
41
42 MainWindow::MainWindow(QWidget *parent) :
43         QMainWindow(parent),
44         ui(new Ui::MainWindow)
45 {
46         _display_unlocked = true; // in most cases
47         Config config;
48         _library = new Library(config.applicationDir(), config.applicationDir());
49         _translator = new QTranslator(this);
50         ui->setupUi(this);
51         connect(ui->actionAbout, SIGNAL(triggered()), this, SLOT(about()));
52         connect(ui->actionSettings, SIGNAL(triggered()), this, SLOT(settings()));
53         setAnimated(true);
54         setAttribute(Qt::WA_Maemo5StackedWindow);
55         _player_form = new PlayerForm(_library, this);
56         ui->centralWidget->layout()->addWidget(_player_form);
57         _library_form = new LibraryForm(_library, this);
58         _directory_form = new DirectoryView(this);
59         _directory_form->hide();
60         _timer = new QTimer(this);
61         _equalizer_dialog = new EqualizerDialog(this);
62         _manage_library_form = new ManageLibraryForm(_library, this);
63         _settings_form = new SettingsForm(this);
64         _settings_form->hide();
65         _about_form = new AboutForm(this);
66         _about_form->hide();
67         connect(_player_form, SIGNAL(library()), this, SLOT(library()));
68         connect(_library_form, SIGNAL(refreshPlayer()), this, SLOT(player()));
69         connect(ui->actionManageLibrary, SIGNAL(triggered()), this, SLOT(_manage_library()));
70         connect(ui->actionSavePlaylist, SIGNAL(triggered()), this, SLOT(_save_playlist()));
71         connect(_player_form, SIGNAL(clearPlaylist()), this, SLOT(_clear_current_playlist()));
72         connect(ui->actionSetTimer, SIGNAL(triggered()), this, SLOT(_set_timer()));
73         connect(ui->actionEqualizer, SIGNAL(triggered()), this, SLOT(_equalizer()));
74         connect(_library, SIGNAL(done()), _library_form, SLOT(refresh()));
75         connect(_player_form, SIGNAL(refreshLibrary()), _library_form, SLOT(refresh()));
76         connect(_manage_library_form, SIGNAL(refreshLibrary()), _library_form, SLOT(refresh()));
77         connect(_timer, SIGNAL(timeout()), this, SLOT(_timeout()));
78         connect(_equalizer_dialog, SIGNAL(valueChanged(int,int)), this, SLOT(_equalizer_value_changed(int, int)));
79         connect(_equalizer_dialog, SIGNAL(equalizerEnabled()), _player_form, SLOT(enableEqualizer()));
80         connect(_equalizer_dialog, SIGNAL(equalizerDisabled()), _player_form, SLOT(disableEqualizer()));
81         connect(QApplication::desktop(), SIGNAL(resized(int)), this, SLOT(_orientation_changed()));
82         connect(_player_form, SIGNAL(fullscreen(bool)), this, SLOT(_fullscreen(bool)));
83         connect(_library_form, SIGNAL(addAndPlay(Track)), _player_form, SLOT(play(Track)));
84         connect(_directory_form, SIGNAL(addAndPlay(Track)), _player_form, SLOT(play(Track)));
85         connect(_player_form, SIGNAL(dirView()), _directory_form, SLOT(show()));
86         connect(_directory_form, SIGNAL(addTracks(QList<Track>)), this, SLOT(_add_tracks(QList<Track>)));
87         connect(_settings_form, SIGNAL(iconsChanged()), _player_form, SLOT(updateIcons()));
88         connect(_settings_form, SIGNAL(iconsChanged()), _library_form, SLOT(updateIcons()));
89         connect(_settings_form, SIGNAL(iconsChanged()), _manage_library_form, SLOT(updateIcons()));
90         connect(_settings_form, SIGNAL(iconsChanged()), _directory_form, SLOT(updateIcons()));
91         connect(_settings_form, SIGNAL(iconsChanged()), _about_form, SLOT(updateIcons()));
92         connect(_settings_form, SIGNAL(gradientChanged()), _player_form, SLOT(checkGradient()));
93         connect(_settings_form, SIGNAL(gradientChanged()), _library_form, SLOT(checkGradient()));
94         connect(_settings_form, SIGNAL(gradientChanged()), _directory_form, SLOT(checkGradient()));
95         connect(_settings_form, SIGNAL(libraryOptionsChanged()), _library_form, SLOT(refresh()));
96         connect(_settings_form, SIGNAL(orientationChanged()), this, SLOT(_change_orientation()));
97         connect(_settings_form, SIGNAL(translationChanged()), this, SLOT(updateTranslations()));
98         connect(_settings_form, SIGNAL(trackColorChanged()), _player_form, SLOT(updateTrackColor()));
99         connect(_settings_form, SIGNAL(hwZoomPolicyChanged()), this, SLOT(_hw_zoom_policy_changed()));
100         connect(&_dbus_client, SIGNAL(displayStateChanged(bool)), this, SLOT(_set_display_state(bool)));
101         connect(_settings_form, SIGNAL(fmtxSettingsChanged()), this, SLOT(_fmtx_settings_changed()));
102         _player_form->reload(true);
103         QString mode = config.getValue("ui/orientation").toString();
104         if (mode == "landscape") {
105                 setAttribute(Qt::WA_Maemo5LandscapeOrientation);
106                 _player_form->landscapeMode();
107                 _library_form->landscapeMode();
108                 _equalizer_dialog->landscapeMode();
109                 _directory_form->lanscapeMode();
110                 _settings_form->landscapeMode();
111         } else if (mode == "portrait") {
112                 setAttribute(Qt::WA_Maemo5PortraitOrientation);
113                 _player_form->portraitMode();
114                 _library_form->portraitMode();
115                 _equalizer_dialog->portraitMode();
116                 _directory_form->portraitMode();
117                 _settings_form->portraitMode();
118         } else if (mode == "auto") { // initialization in landscape
119                 _player_form->landscapeMode();
120                 _library_form->landscapeMode();
121                 _equalizer_dialog->landscapeMode();
122                 _directory_form->lanscapeMode();
123                 _settings_form->landscapeMode();
124                 setAttribute(Qt::WA_Maemo5AutoOrientation);
125         }
126         _library_form->updateIcons();
127         _player_form->updateIcons();
128         _manage_library_form->updateIcons();
129         _directory_form->updateIcons();
130         _player_form->checkGradient();
131         _library_form->checkGradient();
132         _directory_form->checkGradient();
133         _hw_zoom_policy_changed();
134         config.setValue("fmtx/enabled", "no");
135         setWindowTitle("SomePlayer");
136 }
137
138 MainWindow::~MainWindow()
139 {
140         delete _player_form;
141         delete _library_form;
142         delete ui;
143 }
144
145 void MainWindow::about() {
146         _about_form->show();
147 }
148
149 void MainWindow::player() {
150         _player_form->reload(true);
151         _orientation_changed(); // workaround
152 }
153
154 void MainWindow::library() {
155         ui->menuBar->setEnabled(true);
156         _library_form->show();
157         _orientation_changed(); // workaround
158         _manage_library_form->hide();
159 }
160
161 void MainWindow::_manage_library() {
162         _manage_library_form->refresh();
163         _manage_library_form->show();
164 }
165
166 void MainWindow::_save_playlist() {
167         QList<QString> playlists = _library->getPlaylistsNames();
168         playlists.removeOne(_CURRENT_PLAYLIST_SUBST_);
169         Playlist cur = _library->getCurrentPlaylist();
170         // construct playlist name if possible
171         QString suggest_name;
172         QList<Track> tracks = cur.tracks();
173         QString artist = tracks.at(0).metadata().artist(), album = tracks.at(0).metadata().album();
174         foreach (Track t, tracks) {
175                 if (t.metadata().album() != album)
176                         album = "";
177                 if (t.metadata().artist() != artist)
178                         artist = "";
179         }
180         if (album.isEmpty() && artist.isEmpty()) {
181                 suggest_name = "New playlist";
182         } else if (album.isEmpty()) {
183                 suggest_name = artist;
184         } else {
185                 suggest_name = QString("%1 - %2").arg(artist).arg(album);
186         }
187
188         // constructed
189         SavePlaylistDialog dialog(suggest_name, this);
190         dialog.setPlaylistNames(playlists);
191         if (dialog.exec() == QDialog::Accepted) {
192                 QString name = dialog.selectedName();
193                 bool append = false;
194                 if (playlists.contains(name)) {
195                         if (QMessageBox::question(this, "Overwrite playlist?", "Overwrite playlist \""+name+"\"?", QMessageBox::Ok, QMessageBox::Cancel)
196                                 != QMessageBox::Ok) {
197                                 return;
198                         }
199                         append = (QMessageBox::question(this, "Append to playlist?", "Playlist with name \""+name+"\" already exists.\n"
200                                                   "Dow you want to append current playlist to it?",
201                                                   QMessageBox::Ok, QMessageBox::Cancel) == QMessageBox::Ok);
202                 }
203                 if (append) {
204                         Playlist target = _library->getPlaylist(name);
205                         QList<Track> tracks = cur.tracks();
206                         foreach (Track track, tracks) {
207                                 target.addTrack(track);
208                         }
209                         _library->savePlaylist(target);
210                 } else {
211                         cur.setName(name);
212                         _library->savePlaylist(cur);
213                 }
214         }
215 }
216
217 void MainWindow::_clear_current_playlist() {
218         CONFIRM_ACTION(this, tr("Clear playlist?"))
219         Playlist playlist = _library->getCurrentPlaylist();
220         playlist.clear();
221         _library->saveCurrentPlaylist(playlist);
222         _player_form->reload(true);
223 }
224
225 void MainWindow::_set_timer() {
226         TimerDialog dialog(this);
227         dialog.init();
228         if (_timer->isActive()) {
229                 dialog.showDisable();
230                 int msec = _timeout_interval;
231                 int h = msec/3600000;
232                 int m = msec/60000 - h * 60;
233                 int s = msec/1000 - h * 3600 - m * 60;
234                 dialog.setTime(h, m, s);
235         }
236         if (QDialog::Accepted == dialog.exec()) {
237                 if (!dialog.timerDisabled()) {
238                         int h, m, s;
239                         dialog.getTime(&h, &m, &s);
240                         _timeout_interval = h*3600000+m*60000+s*1000;
241                         _timer->setInterval(1000);
242                         _timer->setSingleShot(false);
243                         _timer->start();
244                 } else if (_timer->isActive()) {
245                         _timer->stop();
246                         _player_form->hideCountdown();
247                 }
248         }
249 }
250
251 void MainWindow::_timeout() {
252         _timeout_interval -= 1000;
253         if (_timeout_interval <= 0) {
254                 _player_form->stop();
255                 _player_form->hideCountdown();
256                 _timer->stop();
257         } else {
258                 int h = _timeout_interval / 3600000;
259                 int m = (_timeout_interval / 60000) - 60*h;
260                 int s = (_timeout_interval / 1000) - 3600*h - 60*m;
261                 QString hp = h < 10 ? QString("0%1").arg(h) : QString("%1").arg(h);
262                 QString mp = m < 10 ? QString("0%1").arg(m) : QString("%1").arg(m);
263                 QString sp = s < 10 ? QString("0%1").arg(s) : QString("%1").arg(s);
264                 _player_form->showCountdown(tr("Music off: ")+hp+":"+mp+":"+sp);
265         }
266 }
267
268 void MainWindow::_equalizer() {
269         if (_player_form->isEqualizerAvailable()) {
270                 double val = 0;
271                 for (int i = 0; i < 10; i++) {
272                         _player_form->equalizerValue(i, &val);
273                         _equalizer_dialog->setValue(i, (int)(val * 10 + 0.5));
274                 }
275                 _equalizer_dialog->setEqualizerEnabled(_player_form->isEqualizerEnabled());
276                 _equalizer_dialog->reloadPresets();
277                 _equalizer_dialog->exec();
278         } else {
279                 QMessageBox::information(this, "Error", "No equalizer support. Please install gstreamer0.10-plugins-good-extra");
280         }
281 }
282
283 void MainWindow::_equalizer_value_changed(int band, int val) {
284         _player_form->setEqualizerValue(band, (val / 10.0));
285 }
286
287 void MainWindow::settings() {
288         _settings_form->show();
289 }
290
291 void MainWindow::_change_orientation() {
292         Config config;
293         QString mode = config.getValue("ui/orientation").toString();
294         if (mode == "landscape") {
295                 setAttribute(Qt::WA_Maemo5LandscapeOrientation);
296         } else if (mode == "portrait") {
297                 setAttribute(Qt::WA_Maemo5PortraitOrientation);
298         } else if (mode == "auto") {
299                 setAttribute(Qt::WA_Maemo5AutoOrientation);
300         }
301 }
302
303 void MainWindow::_orientation_changed() {
304         QRect screenGeometry = QApplication::desktop()->screenGeometry();
305         if (screenGeometry.width() > screenGeometry.height()) {
306                 _orientation = ORIENTATION_LANDSCAPE;
307                 _player_form->landscapeMode();
308                 _library_form->landscapeMode();
309                 _equalizer_dialog->landscapeMode();
310                 _directory_form->lanscapeMode();
311                 _settings_form->landscapeMode();
312         } else {
313                 _orientation = ORIENTATION_PORTRAIT;
314                 _player_form->portraitMode();
315                 _library_form->portraitMode();
316                 _equalizer_dialog->portraitMode();
317                 _directory_form->portraitMode();
318                 _settings_form->portraitMode();
319         }
320 }
321
322 void MainWindow::_fullscreen(bool f) {
323         if (f) showFullScreen();
324         else showNormal();
325 }
326
327 void MainWindow::_add_tracks(QList<Track> tracks) {
328         Playlist cur = _library->getCurrentPlaylist();
329         foreach (Track track, tracks) {
330                 cur.addTrack(track);
331         }
332         _library->saveCurrentPlaylist(cur);
333         _player_form->reload(true);
334 }
335
336 void MainWindow::updateTranslations() {
337         Config config;
338         if (config.getValue("ui/language").toString() != "en") {
339                 _translator->load(QString("/opt/someplayer/someplayer_%1").arg(config.getValue("ui/language").toString()));
340                 QApplication::installTranslator(_translator);
341         } else {
342                 QApplication::removeTranslator(_translator);
343         }
344         ui->retranslateUi(this);
345         _player_form->updateTranslations();
346         _library_form->updateTranslations();
347         _equalizer_dialog->updateTranslations();
348         _manage_library_form->updateTranslations();
349         _directory_form->updateTranslations();
350         _settings_form->updateTranslations();
351         _about_form->updateTranslations();
352 }
353
354 void MainWindow::_hw_zoom_policy_changed() {
355         Config config;
356         QString state = config.getValue("hw/zoomkeys").toString();
357         if (state == "enabled") {
358                 _dbus_client.enableKeys();
359                 connect(&_dbus_client, SIGNAL(zoomKeyPressed(quint32)), this, SLOT(_zoom_key_pressed(quint32)));
360         } else {
361                 _dbus_client.disableKeys();
362                 disconnect(&_dbus_client, SIGNAL(zoomKeyPressed(quint32)), this, SLOT(_zoom_key_pressed(quint32)));
363         }
364 }
365
366 void MainWindow::_set_display_state(bool state) {
367         _display_unlocked = state;
368         if (!_display_unlocked) { // remember volume level when blocking screen
369                 _system_volume = _dbus_client.getVolume();
370         }
371 }
372
373 void MainWindow::_zoom_key_pressed(quint32 code) {
374         if (_display_unlocked) {
375                 return;
376         }
377         Config config;
378         QString behavior = config.getValue("hw/zoom_action").toString();
379         bool inverted = config.getValue("hw/zoom_inverted").toBool();
380         if (inverted) {
381                 if (code == MM_KEY_DOWN) {
382                         code = MM_KEY_UP;
383                 } else {
384                         code = MM_KEY_DOWN;
385                 }
386         }
387         if (code == MM_KEY_DOWN) {
388                 if (behavior == "track") {
389                         if (_orientation == ORIENTATION_LANDSCAPE) {
390                                 _player_form->next();
391                         } else {
392                                 _player_form->prev();
393                         }
394                         _dbus_client.setVolume(_system_volume);
395                 }
396         } else if (code == MM_KEY_UP) {
397                 if (behavior == "track") {
398                         if (_orientation == ORIENTATION_LANDSCAPE) {
399                                 _player_form->prev();
400                         } else {
401                                 _player_form->next();
402                         }
403                         _dbus_client.setVolume(_system_volume);
404                 }
405         }
406 }
407
408 void MainWindow::_fmtx_settings_changed() {
409         Config config;
410         if (config.getValue("fmtx/enabled").toString() == "yes") {
411                 QString station_name = config.getValue("fmtx/station_name").toString();
412                 int frequency = config.getValue("fmtx/frequency").toInt();
413                 system(QString("fmtx_client -p1 -f%1 -s\"%2\" -t\"%3\" 2>&1 >/dev/null")
414                        .arg(frequency)
415                        .arg(station_name)
416                        .arg(_player_form->playerCaption()).toAscii());
417         } else {
418                 system("fmtx_client -p 0 2>&1 >/dev/null");
419         }
420 }