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[kdenlive] / src / mainwindow.cpp
1 /***************************************************************************
2  *   Copyright (C) 2007 by Jean-Baptiste Mardelle (jb@kdenlive.org)        *
3  *                                                                         *
4  *   This program is free software; you can redistribute it and/or modify  *
5  *   it under the terms of the GNU General Public License as published by  *
6  *   the Free Software Foundation; either version 2 of the License, or     *
7  *   (at your option) any later version.                                   *
8  *                                                                         *
9  *   This program is distributed in the hope that it will be useful,       *
10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
12  *   GNU General Public License for more details.                          *
13  *                                                                         *
14  *   You should have received a copy of the GNU General Public License     *
15  *   along with this program; if not, write to the                         *
16  *   Free Software Foundation, Inc.,                                       *
17  *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA          *
18  ***************************************************************************/
19
20
21
22 #include <QTextStream>
23 #include <QTimer>
24 #include <QAction>
25 #include <QtTest>
26 #include <QtCore>
27
28 #include <KApplication>
29 #include <KAction>
30 #include <KLocale>
31 #include <KActionCollection>
32 #include <KStandardAction>
33 #include <KFileDialog>
34 #include <KMessageBox>
35 #include <KDebug>
36 #include <KIO/NetAccess>
37 #include <KSaveFile>
38 #include <KRuler>
39 #include <KConfigDialog>
40 #include <KXMLGUIFactory>
41 #include <KStatusBar>
42 #include <kstandarddirs.h>
43 #include <KUrlRequesterDialog>
44 #include <KTemporaryFile>
45 #include <ktogglefullscreenaction.h>
46
47 #include <mlt++/Mlt.h>
48
49 #include "mainwindow.h"
50 #include "kdenlivesettings.h"
51 #include "kdenlivesettingsdialog.h"
52 #include "initeffects.h"
53 #include "profilesdialog.h"
54 #include "projectsettings.h"
55 #include "events.h"
56 #include "renderjob.h"
57
58 #define ID_STATUS_MSG 1
59 #define ID_EDITMODE_MSG 2
60 #define ID_TIMELINE_MSG 3
61 #define ID_TIMELINE_BUTTONS 5
62 #define ID_TIMELINE_POS 6
63 #define ID_TIMELINE_FORMAT 7
64
65 MainWindow::MainWindow(QWidget *parent)
66         : KXmlGuiWindow(parent),
67         m_activeDocument(NULL), m_activeTimeline(NULL), m_renderWidget(NULL) {
68     parseProfiles();
69
70     m_commandStack = new QUndoGroup;
71     m_timelineArea = new KTabWidget(this);
72     m_timelineArea->setTabReorderingEnabled(true);
73     m_timelineArea->setTabBarHidden(true);
74
75     QToolButton *closeTabButton = new QToolButton;
76     connect(closeTabButton, SIGNAL(clicked()), this, SLOT(slotRemoveTab()));
77     closeTabButton->setIcon(KIcon("tab-close"));
78     closeTabButton->adjustSize();
79     closeTabButton->setToolTip(i18n("Close the current tab"));
80     m_timelineArea->setCornerWidget(closeTabButton);
81     connect(m_timelineArea, SIGNAL(currentChanged(int)), this, SLOT(activateDocument()));
82
83
84     initEffects::parseEffectFiles(&m_audioEffects, &m_videoEffects);
85     m_monitorManager = new MonitorManager();
86
87     projectListDock = new QDockWidget(i18n("Project Tree"), this);
88     projectListDock->setObjectName("project_tree");
89     m_projectList = new ProjectList(this);
90     projectListDock->setWidget(m_projectList);
91     addDockWidget(Qt::TopDockWidgetArea, projectListDock);
92
93     effectListDock = new QDockWidget(i18n("Effect List"), this);
94     effectListDock->setObjectName("effect_list");
95     m_effectList = new EffectsListView(&m_audioEffects, &m_videoEffects, &m_customEffects);
96
97     //m_effectList = new KListWidget(this);
98     effectListDock->setWidget(m_effectList);
99     addDockWidget(Qt::TopDockWidgetArea, effectListDock);
100
101     effectStackDock = new QDockWidget(i18n("Effect Stack"), this);
102     effectStackDock->setObjectName("effect_stack");
103     effectStack = new EffectStackView(&m_audioEffects, &m_videoEffects, &m_customEffects, this);
104     effectStackDock->setWidget(effectStack);
105     addDockWidget(Qt::TopDockWidgetArea, effectStackDock);
106
107     transitionConfigDock = new QDockWidget(i18n("Transition"), this);
108     transitionConfigDock->setObjectName("transition");
109     transitionConfig = new KListWidget(this);
110     transitionConfigDock->setWidget(transitionConfig);
111     addDockWidget(Qt::TopDockWidgetArea, transitionConfigDock);
112
113
114     clipMonitorDock = new QDockWidget(i18n("Clip Monitor"), this);
115     clipMonitorDock->setObjectName("clip_monitor");
116     m_clipMonitor = new Monitor("clip", m_monitorManager, this);
117     clipMonitorDock->setWidget(m_clipMonitor);
118     addDockWidget(Qt::TopDockWidgetArea, clipMonitorDock);
119     //m_clipMonitor->stop();
120
121     projectMonitorDock = new QDockWidget(i18n("Project Monitor"), this);
122     projectMonitorDock->setObjectName("project_monitor");
123     m_projectMonitor = new Monitor("project", m_monitorManager, this);
124     projectMonitorDock->setWidget(m_projectMonitor);
125     addDockWidget(Qt::TopDockWidgetArea, projectMonitorDock);
126
127     undoViewDock = new QDockWidget(i18n("Undo History"), this);
128     undoViewDock->setObjectName("undo_history");
129     m_undoView = new QUndoView(this);
130     m_undoView->setCleanIcon(KIcon("edit-clear"));
131     m_undoView->setEmptyLabel(i18n("Clean"));
132     undoViewDock->setWidget(m_undoView);
133     m_undoView->setGroup(m_commandStack);
134     addDockWidget(Qt::TopDockWidgetArea, undoViewDock);
135
136     overviewDock = new QDockWidget(i18n("Project Overview"), this);
137     overviewDock->setObjectName("project_overview");
138     m_overView = new CustomTrackView(NULL, NULL, this);
139     overviewDock->setWidget(m_overView);
140     addDockWidget(Qt::TopDockWidgetArea, overviewDock);
141
142     setupActions();
143     tabifyDockWidget(projectListDock, effectListDock);
144     tabifyDockWidget(projectListDock, effectStackDock);
145     tabifyDockWidget(projectListDock, transitionConfigDock);
146     tabifyDockWidget(projectListDock, undoViewDock);
147     projectListDock->raise();
148
149     tabifyDockWidget(clipMonitorDock, projectMonitorDock);
150     setCentralWidget(m_timelineArea);
151
152     m_timecodeFormat = new KComboBox(this);
153     m_timecodeFormat->addItem(i18n("hh:mm:ss::ff"));
154     m_timecodeFormat->addItem(i18n("Frames"));
155
156     statusProgressBar = new QProgressBar(this);
157     statusProgressBar->setMinimum(0);
158     statusProgressBar->setMaximum(100);
159     statusProgressBar->setMaximumWidth(150);
160     statusProgressBar->setVisible(false);
161     statusLabel = new QLabel(this);
162
163     QWidget *w = new QWidget;
164     timeline_buttons_ui.setupUi(w);
165     timeline_buttons_ui.buttonVideo->setDown(KdenliveSettings::videothumbnails());
166     timeline_buttons_ui.buttonAudio->setDown(KdenliveSettings::audiothumbnails());
167     connect(timeline_buttons_ui.buttonVideo, SIGNAL(clicked()), this, SLOT(slotSwitchVideoThumbs()));
168     connect(timeline_buttons_ui.buttonAudio, SIGNAL(clicked()), this, SLOT(slotSwitchAudioThumbs()));
169     connect(timeline_buttons_ui.buttonFitZoom, SIGNAL(clicked()), this, SLOT(slotFitZoom()));
170
171     statusBar()->insertPermanentWidget(0, statusProgressBar, 1);
172     statusBar()->insertPermanentWidget(1, statusLabel, 1);
173     statusBar()->insertPermanentWidget(ID_TIMELINE_BUTTONS, w);
174     statusBar()->insertPermanentFixedItem("00:00:00:00", ID_TIMELINE_POS);
175     statusBar()->insertPermanentWidget(ID_TIMELINE_FORMAT, m_timecodeFormat);
176     statusBar()->setMaximumHeight(statusBar()->font().pointSize() * 4);
177
178     timeline_buttons_ui.buttonVideo->setIcon(KIcon("video-mpeg"));
179     timeline_buttons_ui.buttonVideo->setToolTip(i18n("Show video thumbnails"));
180     timeline_buttons_ui.buttonAudio->setIcon(KIcon("audio-mpeg"));
181     timeline_buttons_ui.buttonAudio->setToolTip(i18n("Show audio thumbnails"));
182     timeline_buttons_ui.buttonFitZoom->setIcon(KIcon("zoom-fit-best"));
183     timeline_buttons_ui.buttonFitZoom->setToolTip(i18n("Fit zoom to project"));
184
185     setupGUI(Default, "kdenliveui.rc");
186
187     connect(projectMonitorDock, SIGNAL(visibilityChanged(bool)), m_projectMonitor, SLOT(refreshMonitor(bool)));
188     connect(clipMonitorDock, SIGNAL(visibilityChanged(bool)), m_clipMonitor, SLOT(refreshMonitor(bool)));
189     //connect(m_monitorManager, SIGNAL(connectMonitors()), this, SLOT(slotConnectMonitors()));
190     connect(m_monitorManager, SIGNAL(raiseClipMonitor(bool)), this, SLOT(slotRaiseMonitor(bool)));
191     connect(m_effectList, SIGNAL(addEffect(QDomElement)), this, SLOT(slotAddEffect(QDomElement)));
192     m_monitorManager->initMonitors(m_clipMonitor, m_projectMonitor);
193     slotConnectMonitors();
194
195     setAutoSaveSettings();
196     newFile();
197 }
198
199 //virtual
200 bool MainWindow::queryClose() {
201     saveOptions();
202     switch (KMessageBox::warningYesNoCancel(this, i18n("Save changes to document ?"))) {
203     case KMessageBox::Yes :
204         // save document here. If saving fails, return false;
205         return true;
206     case KMessageBox::No :
207         return true;
208     default: // cancel
209         return false;
210     }
211 }
212
213 void MainWindow::slotFullScreen() {
214     KToggleFullScreenAction::setFullScreen(this, actionCollection()->action("fullscreen")->isChecked());
215 }
216
217 void MainWindow::slotAddEffect(QDomElement effect, GenTime pos, int track) {
218     if (!m_activeDocument) return;
219     if (effect.isNull()) {
220         kDebug() << "--- ERROR, TRYING TO APPEND NULL EFFECT";
221         return;
222     }
223     TrackView *currentTimeLine = (TrackView *) m_timelineArea->currentWidget();
224     currentTimeLine->projectView()->slotAddEffect(effect, pos, track);
225 }
226
227 void MainWindow::slotRaiseMonitor(bool clipMonitor) {
228     if (clipMonitor) clipMonitorDock->raise();
229     else projectMonitorDock->raise();
230 }
231
232 void MainWindow::slotSetClipDuration(int id, int duration) {
233     if (!m_activeDocument) return;
234     m_activeDocument->setProducerDuration(id, duration);
235 }
236
237 void MainWindow::slotConnectMonitors() {
238
239     m_projectList->setRenderer(m_clipMonitor->render);
240     connect(m_projectList, SIGNAL(clipSelected(const QDomElement &)), m_clipMonitor, SLOT(slotSetXml(const QDomElement &)));
241     connect(m_projectList, SIGNAL(receivedClipDuration(int, int)), this, SLOT(slotSetClipDuration(int, int)));
242     connect(m_projectList, SIGNAL(getFileProperties(const QDomElement &, int)), m_clipMonitor->render, SLOT(getFileProperties(const QDomElement &, int)));
243     connect(m_clipMonitor->render, SIGNAL(replyGetImage(int, int, const QPixmap &, int, int)), m_projectList, SLOT(slotReplyGetImage(int, int, const QPixmap &, int, int)));
244     connect(m_clipMonitor->render, SIGNAL(replyGetFileProperties(int, const QMap < QString, QString > &, const QMap < QString, QString > &)), m_projectList, SLOT(slotReplyGetFileProperties(int, const QMap < QString, QString > &, const QMap < QString, QString > &)));
245 }
246
247 void MainWindow::setupActions() {
248     KAction* clearAction = new KAction(this);
249     clearAction->setText(i18n("Clear"));
250     clearAction->setIcon(KIcon("document-new"));
251     clearAction->setShortcut(Qt::CTRL + Qt::Key_W);
252     actionCollection()->addAction("clear", clearAction);
253     /*connect(clearAction, SIGNAL(triggered(bool)),
254             textArea, SLOT(clear()));*/
255
256     KAction* profilesAction = new KAction(this);
257     profilesAction->setText(i18n("Manage Profiles"));
258     profilesAction->setIcon(KIcon("document-new"));
259     actionCollection()->addAction("manage_profiles", profilesAction);
260     connect(profilesAction, SIGNAL(triggered(bool)), this, SLOT(slotEditProfiles()));
261
262     KAction* projectAction = new KAction(this);
263     projectAction->setText(i18n("Project Settings"));
264     projectAction->setIcon(KIcon("document-new"));
265     actionCollection()->addAction("project_settings", projectAction);
266     connect(projectAction, SIGNAL(triggered(bool)), this, SLOT(slotEditProjectSettings()));
267
268     KAction* projectRender = new KAction(this);
269     projectRender->setText(i18n("Render Project"));
270     projectRender->setIcon(KIcon("document-new"));
271     actionCollection()->addAction("project_render", projectRender);
272     connect(projectRender, SIGNAL(triggered(bool)), this, SLOT(slotRenderProject()));
273
274     KAction* monitorPlay = new KAction(this);
275     monitorPlay->setText(i18n("Play"));
276     monitorPlay->setIcon(KIcon("media-playback-start"));
277     monitorPlay->setShortcut(Qt::Key_Space);
278     actionCollection()->addAction("monitor_play", monitorPlay);
279     connect(monitorPlay, SIGNAL(triggered(bool)), m_monitorManager, SLOT(slotPlay()));
280
281     KAction* deleteTimelineClip = new KAction(this);
282     deleteTimelineClip->setText(i18n("Delete Clip"));
283     deleteTimelineClip->setShortcut(Qt::Key_Delete);
284     deleteTimelineClip->setIcon(KIcon("edit-delete"));
285     actionCollection()->addAction("delete_timeline_clip", deleteTimelineClip);
286     connect(deleteTimelineClip, SIGNAL(triggered(bool)), this, SLOT(slotDeleteTimelineClip()));
287
288     KStandardAction::quit(kapp, SLOT(quit()),
289                           actionCollection());
290
291     KStandardAction::open(this, SLOT(openFile()),
292                           actionCollection());
293
294     m_fileOpenRecent = KStandardAction::openRecent(this, SLOT(openFile(const KUrl &)),
295                        actionCollection());
296
297     KStandardAction::save(this, SLOT(saveFile()),
298                           actionCollection());
299
300     KStandardAction::saveAs(this, SLOT(saveFileAs()),
301                             actionCollection());
302
303     KStandardAction::openNew(this, SLOT(newFile()),
304                              actionCollection());
305
306     KStandardAction::preferences(this, SLOT(slotPreferences()),
307                                  actionCollection());
308
309     KStandardAction::undo(this, SLOT(undo()),
310                           actionCollection());
311
312     KStandardAction::redo(this, SLOT(redo()),
313                           actionCollection());
314
315     KStandardAction::fullScreen(this, SLOT(slotFullScreen()), this, actionCollection());
316
317     connect(actionCollection(), SIGNAL(actionHovered(QAction*)),
318             this, SLOT(slotDisplayActionMessage(QAction*)));
319     //connect(actionCollection(), SIGNAL( clearStatusText() ),
320     //statusBar(), SLOT( clear() ) );
321
322     readOptions();
323 }
324
325 void MainWindow::undo() {
326     m_commandStack->undo();
327 }
328
329 void MainWindow::redo() {
330     m_commandStack->redo();
331 }
332
333 void MainWindow::slotDisplayActionMessage(QAction *a) {
334     statusBar()->showMessage(a->data().toString(), 3000);
335 }
336
337 void MainWindow::saveOptions() {
338     KSharedConfigPtr config = KGlobal::config();
339     m_fileOpenRecent->saveEntries(KConfigGroup(config, "Recent Files"));
340     config->sync();
341 }
342
343 void MainWindow::readOptions() {
344     KSharedConfigPtr config = KGlobal::config();
345     m_fileOpenRecent->loadEntries(KConfigGroup(config, "Recent Files"));
346 }
347
348 void MainWindow::newFile() {
349     QString profileName;
350     if (m_timelineArea->count() == 0) profileName = KdenliveSettings::default_profile();
351     else {
352         ProjectSettings *w = new ProjectSettings;
353         w->exec();
354         profileName = w->selectedProfile();
355         delete w;
356     }
357     MltVideoProfile prof = ProfilesDialog::getVideoProfile(profileName);
358     if (prof.width == 0) prof = ProfilesDialog::getVideoProfile("dv_pal");
359     KdenliveDoc *doc = new KdenliveDoc(KUrl(), prof, m_commandStack);
360     TrackView *trackView = new TrackView(doc, this);
361     m_timelineArea->addTab(trackView, KIcon("kdenlive"), i18n("Untitled") + " / " + prof.description);
362     if (m_timelineArea->count() == 1)
363         connectDocument(trackView, doc);
364     else m_timelineArea->setTabBarHidden(false);
365 }
366
367 void MainWindow::activateDocument() {
368     TrackView *currentTab = (TrackView *) m_timelineArea->currentWidget();
369     KdenliveDoc *currentDoc = currentTab->document();
370     connectDocument(currentTab, currentDoc);
371 }
372
373 void MainWindow::slotRemoveTab() {
374     QWidget *w = m_timelineArea->currentWidget();
375     // closing current document
376     int ix = m_timelineArea->currentIndex() + 1;
377     if (ix == m_timelineArea->count()) ix = 0;
378     m_timelineArea->setCurrentIndex(ix);
379     TrackView *tabToClose = (TrackView *) w;
380     KdenliveDoc *docToClose = tabToClose->document();
381     m_timelineArea->removeTab(m_timelineArea->indexOf(w));
382     if (m_timelineArea->count() == 1) m_timelineArea->setTabBarHidden(true);
383     delete docToClose;
384     delete w;
385 }
386
387 void MainWindow::saveFileAs(const QString &outputFileName) {
388     m_projectMonitor->saveSceneList(outputFileName, m_activeDocument->documentInfoXml());
389     m_activeDocument->setUrl(KUrl(outputFileName));
390     setCaption(m_activeDocument->description());
391     m_timelineArea->setTabText(m_timelineArea->currentIndex(), m_activeDocument->description());
392     m_timelineArea->setTabToolTip(m_timelineArea->currentIndex(), m_activeDocument->url().path());
393     m_activeDocument->setModified(false);
394 }
395
396 void MainWindow::saveFileAs() {
397     QString outputFile = KFileDialog::getSaveFileName();
398     if (QFile::exists(outputFile)) {
399         if (KMessageBox::questionYesNo(this, i18n("File already exists.\nDo you want to overwrite it ?")) == KMessageBox::No) return;
400     }
401     saveFileAs(outputFile);
402 }
403
404 void MainWindow::saveFile() {
405     if (!m_activeDocument) return;
406     if (m_activeDocument->url().isEmpty()) {
407         saveFileAs();
408     } else {
409         saveFileAs(m_activeDocument->url().path());
410     }
411 }
412
413 void MainWindow::openFile() { //changed
414     KUrl url = KFileDialog::getOpenUrl(KUrl(), "application/vnd.kde.kdenlive;*.kdenlive");
415     if (url.isEmpty()) return;
416     m_fileOpenRecent->addUrl(url);
417     openFile(url);
418 }
419
420 void MainWindow::openFile(const KUrl &url) { //new
421     //TODO: get video profile from url before opening it
422     MltVideoProfile prof = ProfilesDialog::getVideoProfile(KdenliveSettings::default_profile());
423     if (prof.width == 0) prof = ProfilesDialog::getVideoProfile("dv_pal");
424     KdenliveDoc *doc = new KdenliveDoc(url, prof, m_commandStack);
425     TrackView *trackView = new TrackView(doc, this);
426     m_timelineArea->setCurrentIndex(m_timelineArea->addTab(trackView, KIcon("kdenlive"), doc->description()));
427     m_timelineArea->setTabToolTip(m_timelineArea->currentIndex(), doc->url().path());
428     if (m_timelineArea->count() > 1) m_timelineArea->setTabBarHidden(false);
429     //connectDocument(trackView, doc);
430 }
431
432
433 void MainWindow::parseProfiles() {
434     //kdDebug()<<" + + YOUR MLT INSTALL WAS FOUND IN: "<< MLT_PREFIX <<endl;
435     if (KdenliveSettings::mltpath().isEmpty()) {
436         KdenliveSettings::setMltpath(QString(MLT_PREFIX) + QString("/share/mlt/profiles/"));
437     }
438     if (KdenliveSettings::rendererpath().isEmpty()) {
439         KdenliveSettings::setRendererpath(KStandardDirs::findExe("inigo"));
440     }
441     QStringList profilesFilter;
442     profilesFilter << "*";
443     QStringList profilesList = QDir(KdenliveSettings::mltpath()).entryList(profilesFilter, QDir::Files);
444
445     if (profilesList.isEmpty()) {
446         // Cannot find MLT path, try finding inigo
447         QString profilePath = KdenliveSettings::rendererpath();
448         if (!profilePath.isEmpty()) {
449             profilePath = profilePath.section('/', 0, -3);
450             KdenliveSettings::setMltpath(profilePath + "/share/mlt/profiles/");
451             QStringList profilesList = QDir(KdenliveSettings::mltpath()).entryList(profilesFilter, QDir::Files);
452         }
453
454         if (profilesList.isEmpty()) {
455             // Cannot find the MLT profiles, ask for location
456             KUrlRequesterDialog *getUrl = new KUrlRequesterDialog(KdenliveSettings::mltpath(), i18n("Cannot find your Mlt profiles, please give the path"), this);
457             getUrl->fileDialog()->setMode(KFile::Directory);
458             getUrl->exec();
459             KUrl mltPath = getUrl->selectedUrl();
460             delete getUrl;
461             if (mltPath.isEmpty()) exit(1);
462             KdenliveSettings::setMltpath(mltPath.path());
463             QStringList profilesList = QDir(KdenliveSettings::mltpath()).entryList(profilesFilter, QDir::Files);
464         }
465     }
466
467     if (KdenliveSettings::rendererpath().isEmpty()) {
468         // Cannot find the MLT inigo renderer, ask for location
469         KUrlRequesterDialog *getUrl = new KUrlRequesterDialog(KdenliveSettings::mltpath(), i18n("Cannot find the inigo program required for rendering (part of Mlt)"), this);
470         getUrl->exec();
471         KUrl rendererPath = getUrl->selectedUrl();
472         delete getUrl;
473         if (rendererPath.isEmpty()) exit(1);
474         KdenliveSettings::setRendererpath(rendererPath.path());
475     }
476
477     kDebug() << "RESULTING MLT PATH: " << KdenliveSettings::mltpath();
478
479     // Parse MLT profiles to build a list of available video formats
480     if (profilesList.isEmpty()) parseProfiles();
481 }
482
483
484 void MainWindow::slotEditProfiles() {
485     ProfilesDialog *w = new ProfilesDialog;
486     w->exec();
487     delete w;
488 }
489
490 void MainWindow::slotEditProjectSettings() {
491     ProjectSettings *w = new ProjectSettings;
492     if (w->exec() == QDialog::Accepted) {
493         QString profile = w->selectedProfile();
494         m_activeDocument->setProfilePath(profile);
495         m_monitorManager->resetProfiles(profile);
496         setCaption(m_activeDocument->description());
497         KdenliveSettings::setCurrent_profile(m_activeDocument->profilePath());
498         if (m_renderWidget) m_renderWidget->setDocumentStandard(m_activeDocument->getDocumentStandard());
499         m_monitorManager->setTimecode(m_activeDocument->timecode());
500         m_timelineArea->setTabText(m_timelineArea->currentIndex(), m_activeDocument->description());
501
502         // We need to desactivate & reactivate monitors to get a refresh
503         m_monitorManager->switchMonitors();
504     }
505     delete w;
506 }
507
508 void MainWindow::slotRenderProject() {
509     if (!m_renderWidget) {
510         m_renderWidget = new RenderWidget(this);
511         connect(m_renderWidget, SIGNAL(doRender(const QString&, const QString&, const QStringList &, bool, bool)), this, SLOT(slotDoRender(const QString&, const QString&, const QStringList &, bool, bool)));
512     }
513     /*TrackView *currentTab = (TrackView *) m_timelineArea->currentWidget();
514     if (currentTab) m_renderWidget->setTimeline(currentTab);
515     m_renderWidget->setDocument(m_activeDocument);*/
516     m_renderWidget->show();
517 }
518
519 void MainWindow::slotDoRender(const QString &dest, const QString &render, const QStringList &avformat_args, bool zoneOnly, bool playAfter) {
520     if (dest.isEmpty()) return;
521     int in;
522     int out;
523     TrackView *currentTab = (TrackView *) m_timelineArea->currentWidget();
524     if (currentTab && zoneOnly) {
525         in = currentTab->inPoint();
526         out = currentTab->outPoint();
527     }
528     KTemporaryFile temp;
529     temp.setAutoRemove(false);
530     temp.setSuffix(".westley");
531     if (temp.open()) {
532         m_projectMonitor->saveSceneList(temp.fileName());
533         QStringList args;
534         args << "-erase";
535         if (zoneOnly) args << "in=" + QString::number(in) << "out=" + QString::number(out);
536         QString videoPlayer = "-";
537         if (playAfter) videoPlayer = "kmplayer";
538         args << "inigo" << m_activeDocument->profilePath() << render << videoPlayer << temp.fileName() << dest << avformat_args;
539         QProcess::startDetached("kdenlive_render", args);
540     }
541 }
542
543 void MainWindow::slotUpdateMousePosition(int pos) {
544     if (m_activeDocument)
545         switch (m_timecodeFormat->currentIndex()) {
546         case 0:
547             statusBar()->changeItem(m_activeDocument->timecode().getTimecodeFromFrames(pos), ID_TIMELINE_POS);
548             break;
549         default:
550             statusBar()->changeItem(QString::number(pos), ID_TIMELINE_POS);
551         }
552 }
553
554 void MainWindow::slotUpdateDocumentState(bool modified) {
555     setCaption(m_activeDocument->description(), modified);
556     if (modified) {
557         m_timelineArea->setTabTextColor(m_timelineArea->currentIndex(), palette().color(QPalette::Link));
558         m_timelineArea->setTabIcon(m_timelineArea->currentIndex(), KIcon("document-save"));
559     } else {
560         m_timelineArea->setTabTextColor(m_timelineArea->currentIndex(), palette().color(QPalette::Text));
561         m_timelineArea->setTabIcon(m_timelineArea->currentIndex(), KIcon("kdenlive"));
562     }
563 }
564
565 void MainWindow::connectDocument(TrackView *trackView, KdenliveDoc *doc) { //changed
566     //m_projectMonitor->stop();
567     kDebug() << "///////////////////   CONNECTING DOC TO PROJECT VIEW ////////////////";
568     if (m_activeDocument) {
569         if (m_activeDocument == doc) return;
570         m_activeDocument->backupMltPlaylist();
571         if (m_activeTimeline) {
572             disconnect(m_projectMonitor, SIGNAL(renderPosition(int)), m_activeTimeline, SLOT(moveCursorPos(int)));
573             disconnect(m_projectMonitor, SIGNAL(durationChanged(int)), m_activeTimeline, SLOT(setDuration(int)));
574             disconnect(m_activeDocument, SIGNAL(addProjectClip(DocClipBase *)), m_projectList, SLOT(slotAddClip(DocClipBase *)));
575             disconnect(m_activeDocument, SIGNAL(signalDeleteProjectClip(int)), m_projectList, SLOT(slotDeleteClip(int)));
576             disconnect(m_activeDocument, SIGNAL(updateClipDisplay(int)), m_projectList, SLOT(slotUpdateClip(int)));
577             disconnect(m_activeDocument, SIGNAL(deletTimelineClip(int)), m_activeTimeline, SLOT(slotDeleteClip(int)));
578             disconnect(m_activeDocument, SIGNAL(thumbsProgress(KUrl, int)), this, SLOT(slotGotProgressInfo(KUrl, int)));
579             disconnect(m_activeTimeline, SIGNAL(clipItemSelected(ClipItem*)), effectStack, SLOT(slotClipItemSelected(ClipItem*)));
580             disconnect(timeline_buttons_ui.zoom_slider, SIGNAL(valueChanged(int)), m_activeTimeline, SLOT(slotChangeZoom(int)));
581             disconnect(m_activeDocument, SIGNAL(docModified(bool)), this, SLOT(slotUpdateDocumentState(bool)));
582             disconnect(effectStack, SIGNAL(updateClipEffect(ClipItem*, QDomElement, QDomElement)), m_activeTimeline->projectView(), SLOT(slotUpdateClipEffect(ClipItem*, QDomElement, QDomElement)));
583             disconnect(effectStack, SIGNAL(removeEffect(ClipItem*, QDomElement)), m_activeTimeline->projectView(), SLOT(slotDeleteEffect(ClipItem*, QDomElement)));
584             disconnect(effectStack, SIGNAL(changeEffectState(ClipItem*, QDomElement, bool)), m_activeTimeline->projectView(), SLOT(slotChangeEffectState(ClipItem*, QDomElement, bool)));
585             disconnect(effectStack, SIGNAL(refreshEffectStack(ClipItem*)), m_activeTimeline->projectView(), SLOT(slotRefreshEffects(ClipItem*)));
586             disconnect(m_activeTimeline->projectView(), SIGNAL(activateDocumentMonitor()), m_projectMonitor, SLOT(activateMonitor()));
587         }
588         m_activeDocument->setRenderer(NULL);
589         disconnect(m_projectList, SIGNAL(clipSelected(const QDomElement &)), m_clipMonitor, SLOT(slotSetXml(const QDomElement &)));
590         m_clipMonitor->stop();
591     }
592     m_monitorManager->resetProfiles(doc->profilePath());
593     m_projectList->setDocument(doc);
594     connect(m_projectList, SIGNAL(clipSelected(const QDomElement &)), m_clipMonitor, SLOT(slotSetXml(const QDomElement &)));
595     connect(trackView, SIGNAL(cursorMoved()), m_projectMonitor, SLOT(activateMonitor()));
596     connect(trackView, SIGNAL(mousePosition(int)), this, SLOT(slotUpdateMousePosition(int)));
597     connect(m_projectMonitor, SIGNAL(renderPosition(int)), trackView, SLOT(moveCursorPos(int)));
598     connect(m_projectMonitor, SIGNAL(durationChanged(int)), trackView, SLOT(setDuration(int)));
599     connect(doc, SIGNAL(addProjectClip(DocClipBase *)), m_projectList, SLOT(slotAddClip(DocClipBase *)));
600     connect(doc, SIGNAL(signalDeleteProjectClip(int)), m_projectList, SLOT(slotDeleteClip(int)));
601     connect(doc, SIGNAL(updateClipDisplay(int)), m_projectList, SLOT(slotUpdateClip(int)));
602     connect(doc, SIGNAL(deletTimelineClip(int)), trackView, SLOT(slotDeleteClip(int)));
603     connect(doc, SIGNAL(thumbsProgress(KUrl, int)), this, SLOT(slotGotProgressInfo(KUrl, int)));
604     connect(doc, SIGNAL(docModified(bool)), this, SLOT(slotUpdateDocumentState(bool)));
605
606     connect(trackView, SIGNAL(clipItemSelected(ClipItem*)), effectStack, SLOT(slotClipItemSelected(ClipItem*)));
607     timeline_buttons_ui.zoom_slider->setValue(trackView->currentZoom());
608     connect(timeline_buttons_ui.zoom_slider, SIGNAL(valueChanged(int)), trackView, SLOT(slotChangeZoom(int)));
609     connect(trackView->projectView(), SIGNAL(zoomIn()), this, SLOT(slotZoomIn()));
610     connect(trackView->projectView(), SIGNAL(zoomOut()), this, SLOT(slotZoomOut()));
611     connect(effectStack, SIGNAL(updateClipEffect(ClipItem*, QDomElement, QDomElement)), trackView->projectView(), SLOT(slotUpdateClipEffect(ClipItem*, QDomElement, QDomElement)));
612     connect(effectStack, SIGNAL(removeEffect(ClipItem*, QDomElement)), trackView->projectView(), SLOT(slotDeleteEffect(ClipItem*, QDomElement)));
613     connect(effectStack, SIGNAL(changeEffectState(ClipItem*, QDomElement, bool)), trackView->projectView(), SLOT(slotChangeEffectState(ClipItem*, QDomElement, bool)));
614     connect(effectStack, SIGNAL(refreshEffectStack(ClipItem*)), trackView->projectView(), SLOT(slotRefreshEffects(ClipItem*)));
615     connect(trackView->projectView(), SIGNAL(activateDocumentMonitor()), m_projectMonitor, SLOT(activateMonitor()));
616
617
618     m_activeTimeline = trackView;
619     KdenliveSettings::setCurrent_profile(doc->profilePath());
620     if (m_renderWidget) m_renderWidget->setDocumentStandard(doc->getDocumentStandard());
621     m_monitorManager->setTimecode(doc->timecode());
622     doc->setRenderer(m_projectMonitor->render);
623     m_commandStack->setActiveStack(doc->commandStack());
624     if (m_commandStack->isClean()) kDebug() << "////////////  UNDO STACK IS CLEAN";
625     else  kDebug() << "////////////  UNDO STACK IS NOT CLEAN*******************";
626
627     m_overView->setScene(trackView->projectScene());
628     //m_overView->scale(m_overView->width() / trackView->duration(), m_overView->height() / (50 * trackView->tracksNumber()));
629     //m_overView->fitInView(m_overView->itemAt(0, 50), Qt::KeepAspectRatio);
630
631     setCaption(doc->description());
632     m_activeDocument = doc;
633 }
634
635 void MainWindow::slotPreferences() {
636     //An instance of your dialog could be already created and could be
637     // cached, in which case you want to display the cached dialog
638     // instead of creating another one
639     if (KConfigDialog::showDialog("settings"))
640         return;
641
642     // KConfigDialog didn't find an instance of this dialog, so lets
643     // create it :
644     KdenliveSettingsDialog* dialog = new KdenliveSettingsDialog(this);
645     connect(dialog, SIGNAL(settingsChanged(const QString&)), this, SLOT(updateConfiguration()));
646     dialog->show();
647 }
648
649 void MainWindow::updateConfiguration() {
650     //TODO: we should apply settings to all projects, not only the current one
651     TrackView *currentTab = (TrackView *) m_timelineArea->currentWidget();
652     if (currentTab) {
653         currentTab->refresh();
654         currentTab->projectView()->checkAutoScroll();
655         if (m_activeDocument) m_activeDocument->clipManager()->checkAudioThumbs();
656     }
657     timeline_buttons_ui.buttonAudio->setDown(KdenliveSettings::audiothumbnails());
658     timeline_buttons_ui.buttonVideo->setDown(KdenliveSettings::videothumbnails());
659 }
660
661 void MainWindow::slotSwitchVideoThumbs() {
662     KdenliveSettings::setVideothumbnails(!KdenliveSettings::videothumbnails());
663     TrackView *currentTab = (TrackView *) m_timelineArea->currentWidget();
664     if (currentTab) {
665         currentTab->refresh();
666     }
667     timeline_buttons_ui.buttonVideo->setDown(KdenliveSettings::videothumbnails());
668 }
669
670 void MainWindow::slotSwitchAudioThumbs() {
671     KdenliveSettings::setAudiothumbnails(!KdenliveSettings::audiothumbnails());
672     TrackView *currentTab = (TrackView *) m_timelineArea->currentWidget();
673     if (currentTab) {
674         currentTab->refresh();
675         currentTab->projectView()->checkAutoScroll();
676         if (m_activeDocument) m_activeDocument->clipManager()->checkAudioThumbs();
677     }
678     timeline_buttons_ui.buttonAudio->setDown(KdenliveSettings::audiothumbnails());
679 }
680
681 void MainWindow::slotDeleteTimelineClip() {
682     TrackView *currentTab = (TrackView *) m_timelineArea->currentWidget();
683     if (currentTab) {
684         currentTab->projectView()->deleteSelectedClips();
685     }
686 }
687
688 void MainWindow::slotZoomIn() {
689     timeline_buttons_ui.zoom_slider->setValue(timeline_buttons_ui.zoom_slider->value() - 1);
690 }
691
692 void MainWindow::slotZoomOut() {
693     timeline_buttons_ui.zoom_slider->setValue(timeline_buttons_ui.zoom_slider->value() + 1);
694 }
695
696 void MainWindow::slotFitZoom() {
697     TrackView *currentTab = (TrackView *) m_timelineArea->currentWidget();
698     if (currentTab) {
699         timeline_buttons_ui.zoom_slider->setValue(currentTab->fitZoom());
700     }
701 }
702
703 void MainWindow::slotGotProgressInfo(KUrl url, int progress) {
704     statusProgressBar->setValue(progress);
705     if (progress > 0) {
706         statusLabel->setText(tr("Creating Audio Thumbs"));
707         statusProgressBar->setVisible(true);
708     } else {
709         statusLabel->setText("");
710         statusProgressBar->setVisible(false);
711     }
712 }
713
714 #include "mainwindow.moc"