Chris@200: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
Chris@200: 
Chris@200: /*
Chris@200:     Sonic Visualiser
Chris@200:     An audio file viewer and annotation editor.
Chris@200:     Centre for Digital Music, Queen Mary, University of London.
Chris@200:     This file copyright 2006-2007 Chris Cannam and QMUL.
Chris@200:     
Chris@200:     This program is free software; you can redistribute it and/or
Chris@200:     modify it under the terms of the GNU General Public License as
Chris@200:     published by the Free Software Foundation; either version 2 of the
Chris@200:     License, or (at your option) any later version.  See the file
Chris@200:     COPYING included with this distribution for more information.
Chris@200: */
Chris@200: 
Chris@200: #include "MainWindowBase.h"
Chris@200: #include "document/Document.h"
Chris@200: 
Chris@200: 
Chris@200: #include "view/Pane.h"
Chris@200: #include "view/PaneStack.h"
Chris@200: #include "data/model/WaveFileModel.h"
Chris@200: #include "data/model/SparseOneDimensionalModel.h"
Chris@200: #include "data/model/NoteModel.h"
Chris@200: #include "data/model/Labeller.h"
Chris@200: #include "view/ViewManager.h"
Chris@200: 
Chris@200: #include "layer/WaveformLayer.h"
Chris@200: #include "layer/TimeRulerLayer.h"
Chris@200: #include "layer/TimeInstantLayer.h"
Chris@200: #include "layer/TimeValueLayer.h"
Chris@200: #include "layer/Colour3DPlotLayer.h"
Chris@200: #include "layer/SliceLayer.h"
Chris@200: #include "layer/SliceableLayer.h"
Chris@200: #include "layer/ImageLayer.h"
Chris@200: 
Chris@200: #include "widgets/ListInputDialog.h"
Chris@200: 
Chris@200: #include "audioio/AudioCallbackPlaySource.h"
Chris@200: #include "audioio/AudioCallbackPlayTarget.h"
Chris@200: #include "audioio/AudioTargetFactory.h"
Chris@200: #include "audioio/PlaySpeedRangeMapper.h"
Chris@200: #include "data/fileio/DataFileReaderFactory.h"
Chris@200: #include "data/fileio/PlaylistFileReader.h"
Chris@200: #include "data/fileio/WavFileWriter.h"
Chris@200: #include "data/fileio/CSVFileWriter.h"
Chris@200: #include "data/fileio/MIDIFileWriter.h"
Chris@200: #include "data/fileio/BZipFileDevice.h"
Chris@200: #include "data/fileio/FileSource.h"
Chris@200: 
Chris@200: #include "data/fft/FFTDataServer.h"
Chris@200: 
Chris@200: #include "base/RecentFiles.h"
Chris@200: 
Chris@200: #include "base/PlayParameterRepository.h"
Chris@200: #include "base/XmlExportable.h"
Chris@200: #include "base/CommandHistory.h"
Chris@200: #include "base/Profiler.h"
Chris@200: #include "base/Preferences.h"
Chris@200: 
Chris@200: #include "osc/OSCQueue.h"
Chris@200: 
Chris@200: #include <QApplication>
Chris@200: #include <QMessageBox>
Chris@200: #include <QGridLayout>
Chris@200: #include <QLabel>
Chris@200: #include <QAction>
Chris@200: #include <QMenuBar>
Chris@200: #include <QToolBar>
Chris@200: #include <QInputDialog>
Chris@200: #include <QStatusBar>
Chris@200: #include <QTreeView>
Chris@200: #include <QFile>
Chris@200: #include <QFileInfo>
Chris@200: #include <QDir>
Chris@200: #include <QTextStream>
Chris@200: #include <QProcess>
Chris@200: #include <QShortcut>
Chris@200: #include <QSettings>
Chris@200: #include <QDateTime>
Chris@200: #include <QProcess>
Chris@200: #include <QCheckBox>
Chris@200: #include <QRegExp>
Chris@200: #include <QScrollArea>
Chris@200: 
Chris@200: #include <iostream>
Chris@200: #include <cstdio>
Chris@200: #include <errno.h>
Chris@200: 
Chris@200: using std::cerr;
Chris@200: using std::endl;
Chris@200: 
Chris@200: using std::vector;
Chris@200: using std::map;
Chris@200: using std::set;
Chris@200: 
Chris@200: 
Chris@200: MainWindowBase::MainWindowBase(bool withAudioOutput, bool withOSCSupport) :
Chris@200:     m_document(0),
Chris@200:     m_paneStack(0),
Chris@200:     m_viewManager(0),
Chris@200:     m_timeRulerLayer(0),
Chris@200:     m_audioOutput(withAudioOutput),
Chris@200:     m_playSource(0),
Chris@200:     m_playTarget(0),
Chris@200:     m_oscQueue(withOSCSupport ? new OSCQueue() : 0),
Chris@200:     m_recentFiles("RecentFiles", 20),
Chris@200:     m_recentTransforms("RecentTransforms", 20),
Chris@200:     m_documentModified(false),
Chris@200:     m_openingAudioFile(false),
Chris@200:     m_abandoning(false),
Chris@200:     m_labeller(0)
Chris@200: {
Chris@200:     connect(CommandHistory::getInstance(), SIGNAL(commandExecuted()),
Chris@200: 	    this, SLOT(documentModified()));
Chris@200:     connect(CommandHistory::getInstance(), SIGNAL(documentRestored()),
Chris@200: 	    this, SLOT(documentRestored()));
Chris@200:     
Chris@200:     m_viewManager = new ViewManager();
Chris@200:     connect(m_viewManager, SIGNAL(selectionChanged()),
Chris@200: 	    this, SLOT(updateMenuStates()));
Chris@200:     connect(m_viewManager, SIGNAL(inProgressSelectionChanged()),
Chris@200: 	    this, SLOT(inProgressSelectionChanged()));
Chris@200: 
Chris@200:     Preferences::BackgroundMode mode =
Chris@200:         Preferences::getInstance()->getBackgroundMode();
Chris@200:     m_initialDarkBackground = m_viewManager->getGlobalDarkBackground();
Chris@200:     if (mode != Preferences::BackgroundFromTheme) {
Chris@200:         m_viewManager->setGlobalDarkBackground
Chris@200:             (mode == Preferences::DarkBackground);
Chris@200:     }
Chris@200: 
Chris@200:     m_paneStack = new PaneStack(0, m_viewManager);
Chris@200:     connect(m_paneStack, SIGNAL(currentPaneChanged(Pane *)),
Chris@200: 	    this, SLOT(currentPaneChanged(Pane *)));
Chris@200:     connect(m_paneStack, SIGNAL(currentLayerChanged(Pane *, Layer *)),
Chris@200: 	    this, SLOT(currentLayerChanged(Pane *, Layer *)));
Chris@200:     connect(m_paneStack, SIGNAL(rightButtonMenuRequested(Pane *, QPoint)),
Chris@200:             this, SLOT(rightButtonMenuRequested(Pane *, QPoint)));
Chris@200:     connect(m_paneStack, SIGNAL(contextHelpChanged(const QString &)),
Chris@200:             this, SLOT(contextHelpChanged(const QString &)));
Chris@200:     connect(m_paneStack, SIGNAL(paneAdded(Pane *)),
Chris@200:             this, SLOT(paneAdded(Pane *)));
Chris@200:     connect(m_paneStack, SIGNAL(paneHidden(Pane *)),
Chris@200:             this, SLOT(paneHidden(Pane *)));
Chris@200:     connect(m_paneStack, SIGNAL(paneAboutToBeDeleted(Pane *)),
Chris@200:             this, SLOT(paneAboutToBeDeleted(Pane *)));
Chris@200:     connect(m_paneStack, SIGNAL(dropAccepted(Pane *, QStringList)),
Chris@200:             this, SLOT(paneDropAccepted(Pane *, QStringList)));
Chris@200:     connect(m_paneStack, SIGNAL(dropAccepted(Pane *, QString)),
Chris@200:             this, SLOT(paneDropAccepted(Pane *, QString)));
Chris@200: 
Chris@200:     m_playSource = new AudioCallbackPlaySource(m_viewManager);
Chris@200: 
Chris@200:     connect(m_playSource, SIGNAL(sampleRateMismatch(size_t, size_t, bool)),
Chris@200: 	    this,           SLOT(sampleRateMismatch(size_t, size_t, bool)));
Chris@200:     connect(m_playSource, SIGNAL(audioOverloadPluginDisabled()),
Chris@200:             this,           SLOT(audioOverloadPluginDisabled()));
Chris@200: 
Chris@200:     connect(m_viewManager, SIGNAL(outputLevelsChanged(float, float)),
Chris@200: 	    this, SLOT(outputLevelsChanged(float, float)));
Chris@200: 
Chris@200:     connect(m_viewManager, SIGNAL(playbackFrameChanged(unsigned long)),
Chris@200:             this, SLOT(playbackFrameChanged(unsigned long)));
Chris@200: 
Chris@200:     connect(m_viewManager, SIGNAL(globalCentreFrameChanged(unsigned long)),
Chris@200:             this, SLOT(globalCentreFrameChanged(unsigned long)));
Chris@200: 
Chris@200:     connect(m_viewManager, SIGNAL(viewCentreFrameChanged(View *, unsigned long)),
Chris@200:             this, SLOT(viewCentreFrameChanged(View *, unsigned long)));
Chris@200: 
Chris@200:     connect(m_viewManager, SIGNAL(viewZoomLevelChanged(View *, unsigned long, bool)),
Chris@200:             this, SLOT(viewZoomLevelChanged(View *, unsigned long, bool)));
Chris@200: 
Chris@200:     connect(Preferences::getInstance(),
Chris@200:             SIGNAL(propertyChanged(PropertyContainer::PropertyName)),
Chris@200:             this,
Chris@200:             SLOT(preferenceChanged(PropertyContainer::PropertyName)));
Chris@200: 
Chris@200:     if (m_oscQueue && m_oscQueue->isOK()) {
Chris@200:         connect(m_oscQueue, SIGNAL(messagesAvailable()), this, SLOT(pollOSC()));
Chris@200:         QTimer *oscTimer = new QTimer(this);
Chris@200:         connect(oscTimer, SIGNAL(timeout()), this, SLOT(pollOSC()));
Chris@200:         oscTimer->start(1000);
Chris@200:     }
Chris@200: 
Chris@200:     Labeller::ValueType labellerType = Labeller::ValueFromTwoLevelCounter;
Chris@200:     QSettings settings;
Chris@200:     settings.beginGroup("MainWindow");
Chris@200:     labellerType = (Labeller::ValueType)
Chris@200:         settings.value("labellertype", (int)labellerType).toInt();
Chris@200:     int cycle = settings.value("labellercycle", 4).toInt();
Chris@200:     settings.endGroup();
Chris@200: 
Chris@200:     m_labeller = new Labeller(labellerType);
Chris@200:     m_labeller->setCounterCycleSize(cycle);
Chris@200: }
Chris@200: 
Chris@200: MainWindowBase::~MainWindowBase()
Chris@200: {
Chris@200:     delete m_playTarget;
Chris@200:     delete m_playSource;
Chris@200:     delete m_viewManager;
Chris@200:     delete m_oscQueue;
Chris@200:     Profiles::getInstance()->dump();
Chris@200: }
Chris@200: 
Chris@200: QString
Chris@200: MainWindowBase::getOpenFileName(FileFinder::FileType type)
Chris@200: {
Chris@200:     FileFinder *ff = FileFinder::getInstance();
Chris@200:     switch (type) {
Chris@200:     case FileFinder::SessionFile:
Chris@200:         return ff->getOpenFileName(type, m_sessionFile);
Chris@200:     case FileFinder::AudioFile:
Chris@200:         return ff->getOpenFileName(type, m_audioFile);
Chris@200:     case FileFinder::LayerFile:
Chris@200:         return ff->getOpenFileName(type, m_sessionFile);
Chris@200:     case FileFinder::LayerFileNoMidi:
Chris@200:         return ff->getOpenFileName(type, m_sessionFile);
Chris@200:     case FileFinder::SessionOrAudioFile:
Chris@200:         return ff->getOpenFileName(type, m_sessionFile);
Chris@200:     case FileFinder::ImageFile:
Chris@200:         return ff->getOpenFileName(type, m_sessionFile);
Chris@200:     case FileFinder::AnyFile:
Chris@200:         if (getMainModel() != 0 &&
Chris@200:             m_paneStack != 0 &&
Chris@200:             m_paneStack->getCurrentPane() != 0) { // can import a layer
Chris@200:             return ff->getOpenFileName(FileFinder::AnyFile, m_sessionFile);
Chris@200:         } else {
Chris@200:             return ff->getOpenFileName(FileFinder::SessionOrAudioFile,
Chris@200:                                        m_sessionFile);
Chris@200:         }
Chris@200:     }
Chris@200:     return "";
Chris@200: }
Chris@200: 
Chris@200: QString
Chris@200: MainWindowBase::getSaveFileName(FileFinder::FileType type)
Chris@200: {
Chris@200:     FileFinder *ff = FileFinder::getInstance();
Chris@200:     switch (type) {
Chris@200:     case FileFinder::SessionFile:
Chris@200:         return ff->getSaveFileName(type, m_sessionFile);
Chris@200:     case FileFinder::AudioFile:
Chris@200:         return ff->getSaveFileName(type, m_audioFile);
Chris@200:     case FileFinder::LayerFile:
Chris@200:         return ff->getSaveFileName(type, m_sessionFile);
Chris@200:     case FileFinder::LayerFileNoMidi:
Chris@200:         return ff->getSaveFileName(type, m_sessionFile);
Chris@200:     case FileFinder::SessionOrAudioFile:
Chris@200:         return ff->getSaveFileName(type, m_sessionFile);
Chris@200:     case FileFinder::ImageFile:
Chris@200:         return ff->getSaveFileName(type, m_sessionFile);
Chris@200:     case FileFinder::AnyFile:
Chris@200:         return ff->getSaveFileName(type, m_sessionFile);
Chris@200:     }
Chris@200:     return "";
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::registerLastOpenedFilePath(FileFinder::FileType type, QString path)
Chris@200: {
Chris@200:     FileFinder *ff = FileFinder::getInstance();
Chris@200:     ff->registerLastOpenedFilePath(type, path);
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::updateMenuStates()
Chris@200: {
Chris@200:     Pane *currentPane = 0;
Chris@200:     Layer *currentLayer = 0;
Chris@200: 
Chris@200:     if (m_paneStack) currentPane = m_paneStack->getCurrentPane();
Chris@200:     if (currentPane) currentLayer = currentPane->getSelectedLayer();
Chris@200: 
Chris@200:     bool haveCurrentPane =
Chris@200:         (currentPane != 0);
Chris@200:     bool haveCurrentLayer =
Chris@200:         (haveCurrentPane &&
Chris@200:          (currentLayer != 0));
Chris@200:     bool haveMainModel =
Chris@200: 	(getMainModel() != 0);
Chris@200:     bool havePlayTarget =
Chris@200: 	(m_playTarget != 0);
Chris@200:     bool haveSelection = 
Chris@200: 	(m_viewManager &&
Chris@200: 	 !m_viewManager->getSelections().empty());
Chris@200:     bool haveCurrentEditableLayer =
Chris@200: 	(haveCurrentLayer &&
Chris@200: 	 currentLayer->isLayerEditable());
Chris@200:     bool haveCurrentTimeInstantsLayer = 
Chris@200: 	(haveCurrentLayer &&
Chris@200: 	 dynamic_cast<TimeInstantLayer *>(currentLayer));
Chris@200:     bool haveCurrentColour3DPlot =
Chris@200:         (haveCurrentLayer &&
Chris@200:          dynamic_cast<Colour3DPlotLayer *>(currentLayer));
Chris@200:     bool haveClipboardContents =
Chris@200:         (m_viewManager &&
Chris@200:          !m_viewManager->getClipboard().empty());
Chris@200: 
Chris@200:     emit canAddPane(haveMainModel);
Chris@200:     emit canDeleteCurrentPane(haveCurrentPane);
Chris@200:     emit canZoom(haveMainModel && haveCurrentPane);
Chris@200:     emit canScroll(haveMainModel && haveCurrentPane);
Chris@200:     emit canAddLayer(haveMainModel && haveCurrentPane);
Chris@200:     emit canImportMoreAudio(haveMainModel);
Chris@200:     emit canImportLayer(haveMainModel && haveCurrentPane);
Chris@200:     emit canExportAudio(haveMainModel);
Chris@200:     emit canExportLayer(haveMainModel &&
Chris@200:                         (haveCurrentEditableLayer || haveCurrentColour3DPlot));
Chris@200:     emit canExportImage(haveMainModel && haveCurrentPane);
Chris@200:     emit canDeleteCurrentLayer(haveCurrentLayer);
Chris@200:     emit canRenameLayer(haveCurrentLayer);
Chris@200:     emit canEditLayer(haveCurrentEditableLayer);
Chris@200:     emit canMeasureLayer(haveCurrentLayer);
Chris@200:     emit canSelect(haveMainModel && haveCurrentPane);
Chris@200:     emit canPlay(havePlayTarget);
Chris@200:     emit canFfwd(true);
Chris@200:     emit canRewind(true);
Chris@200:     emit canPaste(haveCurrentEditableLayer && haveClipboardContents);
Chris@200:     emit canInsertInstant(haveCurrentPane);
Chris@200:     emit canInsertInstantsAtBoundaries(haveCurrentPane && haveSelection);
Chris@200:     emit canRenumberInstants(haveCurrentTimeInstantsLayer && haveSelection);
Chris@200:     emit canPlaySelection(haveMainModel && havePlayTarget && haveSelection);
Chris@200:     emit canClearSelection(haveSelection);
Chris@200:     emit canEditSelection(haveSelection && haveCurrentEditableLayer);
Chris@200:     emit canSave(m_sessionFile != "" && m_documentModified);
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::documentModified()
Chris@200: {
Chris@200: //    std::cerr << "MainWindowBase::documentModified" << std::endl;
Chris@200: 
Chris@200:     if (!m_documentModified) {
Chris@200:         //!!! this in subclass implementation?
Chris@200: 	setWindowTitle(tr("%1 (modified)").arg(windowTitle()));
Chris@200:     }
Chris@200: 
Chris@200:     m_documentModified = true;
Chris@200:     updateMenuStates();
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::documentRestored()
Chris@200: {
Chris@200: //    std::cerr << "MainWindowBase::documentRestored" << std::endl;
Chris@200: 
Chris@200:     if (m_documentModified) {
Chris@200:         //!!! this in subclass implementation?
Chris@200: 	QString wt(windowTitle());
Chris@200: 	wt.replace(tr(" (modified)"), "");
Chris@200: 	setWindowTitle(wt);
Chris@200:     }
Chris@200: 
Chris@200:     m_documentModified = false;
Chris@200:     updateMenuStates();
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::playLoopToggled()
Chris@200: {
Chris@200:     QAction *action = dynamic_cast<QAction *>(sender());
Chris@200:     
Chris@200:     if (action) {
Chris@200: 	m_viewManager->setPlayLoopMode(action->isChecked());
Chris@200:     } else {
Chris@200: 	m_viewManager->setPlayLoopMode(!m_viewManager->getPlayLoopMode());
Chris@200:     }
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::playSelectionToggled()
Chris@200: {
Chris@200:     QAction *action = dynamic_cast<QAction *>(sender());
Chris@200:     
Chris@200:     if (action) {
Chris@200: 	m_viewManager->setPlaySelectionMode(action->isChecked());
Chris@200:     } else {
Chris@200: 	m_viewManager->setPlaySelectionMode(!m_viewManager->getPlaySelectionMode());
Chris@200:     }
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::playSoloToggled()
Chris@200: {
Chris@200:     QAction *action = dynamic_cast<QAction *>(sender());
Chris@200:     
Chris@200:     if (action) {
Chris@200: 	m_viewManager->setPlaySoloMode(action->isChecked());
Chris@200:     } else {
Chris@200: 	m_viewManager->setPlaySoloMode(!m_viewManager->getPlaySoloMode());
Chris@200:     }
Chris@200: 
Chris@200:     if (m_viewManager->getPlaySoloMode()) {
Chris@200:         currentPaneChanged(m_paneStack->getCurrentPane());
Chris@200:     } else {
Chris@200:         m_viewManager->setPlaybackModel(0);
Chris@200:         if (m_playSource) {
Chris@200:             m_playSource->clearSoloModelSet();
Chris@200:         }
Chris@200:     }
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::currentPaneChanged(Pane *p)
Chris@200: {
Chris@200:     updateMenuStates();
Chris@200:     updateVisibleRangeDisplay(p);
Chris@200: 
Chris@200:     if (!p) return;
Chris@200: 
Chris@200:     if (!(m_viewManager &&
Chris@200:           m_playSource &&
Chris@200:           m_viewManager->getPlaySoloMode())) {
Chris@200:         if (m_viewManager) m_viewManager->setPlaybackModel(0);
Chris@200:         return;
Chris@200:     }
Chris@200: 
Chris@200:     Model *prevPlaybackModel = m_viewManager->getPlaybackModel();
Chris@200: 
Chris@200:     View::ModelSet soloModels = p->getModels();
Chris@200:     
Chris@200:     for (View::ModelSet::iterator mi = soloModels.begin();
Chris@200:          mi != soloModels.end(); ++mi) {
Chris@200:         if (dynamic_cast<RangeSummarisableTimeValueModel *>(*mi)) {
Chris@200:             m_viewManager->setPlaybackModel(*mi);
Chris@200:         }
Chris@200:     }
Chris@200:     
Chris@200:     RangeSummarisableTimeValueModel *a = 
Chris@200:         dynamic_cast<RangeSummarisableTimeValueModel *>(prevPlaybackModel);
Chris@200:     RangeSummarisableTimeValueModel *b = 
Chris@200:         dynamic_cast<RangeSummarisableTimeValueModel *>(m_viewManager->
Chris@200:                                                         getPlaybackModel());
Chris@200: 
Chris@200:     m_playSource->setSoloModelSet(soloModels);
Chris@200: 
Chris@200:     if (a && b && (a != b)) {
Chris@200:         int frame = m_playSource->getCurrentPlayingFrame();
Chris@200:         //!!! I don't really believe that these functions are the right way around
Chris@200:         int rframe = a->alignFromReference(frame);
Chris@200:         int bframe = b->alignToReference(rframe);
Chris@200:         if (m_playSource->isPlaying()) m_playSource->play(bframe);
Chris@200:     }
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::currentLayerChanged(Pane *p, Layer *)
Chris@200: {
Chris@200:     updateMenuStates();
Chris@200:     updateVisibleRangeDisplay(p);
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::selectAll()
Chris@200: {
Chris@200:     if (!getMainModel()) return;
Chris@200:     m_viewManager->setSelection(Selection(getMainModel()->getStartFrame(),
Chris@200: 					  getMainModel()->getEndFrame()));
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::selectToStart()
Chris@200: {
Chris@200:     if (!getMainModel()) return;
Chris@200:     m_viewManager->setSelection(Selection(getMainModel()->getStartFrame(),
Chris@200: 					  m_viewManager->getGlobalCentreFrame()));
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::selectToEnd()
Chris@200: {
Chris@200:     if (!getMainModel()) return;
Chris@200:     m_viewManager->setSelection(Selection(m_viewManager->getGlobalCentreFrame(),
Chris@200: 					  getMainModel()->getEndFrame()));
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::selectVisible()
Chris@200: {
Chris@200:     Model *model = getMainModel();
Chris@200:     if (!model) return;
Chris@200: 
Chris@200:     Pane *currentPane = m_paneStack->getCurrentPane();
Chris@200:     if (!currentPane) return;
Chris@200: 
Chris@200:     size_t startFrame, endFrame;
Chris@200: 
Chris@200:     if (currentPane->getStartFrame() < 0) startFrame = 0;
Chris@200:     else startFrame = currentPane->getStartFrame();
Chris@200: 
Chris@200:     if (currentPane->getEndFrame() > model->getEndFrame()) endFrame = model->getEndFrame();
Chris@200:     else endFrame = currentPane->getEndFrame();
Chris@200: 
Chris@200:     m_viewManager->setSelection(Selection(startFrame, endFrame));
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::clearSelection()
Chris@200: {
Chris@200:     m_viewManager->clearSelections();
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::cut()
Chris@200: {
Chris@200:     Pane *currentPane = m_paneStack->getCurrentPane();
Chris@200:     if (!currentPane) return;
Chris@200: 
Chris@200:     Layer *layer = currentPane->getSelectedLayer();
Chris@200:     if (!layer) return;
Chris@200: 
Chris@200:     Clipboard &clipboard = m_viewManager->getClipboard();
Chris@200:     clipboard.clear();
Chris@200: 
Chris@200:     MultiSelection::SelectionList selections = m_viewManager->getSelections();
Chris@200: 
Chris@200:     CommandHistory::getInstance()->startCompoundOperation(tr("Cut"), true);
Chris@200: 
Chris@200:     for (MultiSelection::SelectionList::iterator i = selections.begin();
Chris@200:          i != selections.end(); ++i) {
Chris@200:         layer->copy(*i, clipboard);
Chris@200:         layer->deleteSelection(*i);
Chris@200:     }
Chris@200: 
Chris@200:     CommandHistory::getInstance()->endCompoundOperation();
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::copy()
Chris@200: {
Chris@200:     Pane *currentPane = m_paneStack->getCurrentPane();
Chris@200:     if (!currentPane) return;
Chris@200: 
Chris@200:     Layer *layer = currentPane->getSelectedLayer();
Chris@200:     if (!layer) return;
Chris@200: 
Chris@200:     Clipboard &clipboard = m_viewManager->getClipboard();
Chris@200:     clipboard.clear();
Chris@200: 
Chris@200:     MultiSelection::SelectionList selections = m_viewManager->getSelections();
Chris@200: 
Chris@200:     for (MultiSelection::SelectionList::iterator i = selections.begin();
Chris@200:          i != selections.end(); ++i) {
Chris@200:         layer->copy(*i, clipboard);
Chris@200:     }
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::paste()
Chris@200: {
Chris@200:     Pane *currentPane = m_paneStack->getCurrentPane();
Chris@200:     if (!currentPane) return;
Chris@200: 
Chris@200:     //!!! if we have no current layer, we should create one of the most
Chris@200:     // appropriate type
Chris@200: 
Chris@200:     Layer *layer = currentPane->getSelectedLayer();
Chris@200:     if (!layer) return;
Chris@200: 
Chris@200:     Clipboard &clipboard = m_viewManager->getClipboard();
Chris@200:     Clipboard::PointList contents = clipboard.getPoints();
Chris@200: /*
Chris@200:     long minFrame = 0;
Chris@200:     bool have = false;
Chris@200:     for (int i = 0; i < contents.size(); ++i) {
Chris@200:         if (!contents[i].haveFrame()) continue;
Chris@200:         if (!have || contents[i].getFrame() < minFrame) {
Chris@200:             minFrame = contents[i].getFrame();
Chris@200:             have = true;
Chris@200:         }
Chris@200:     }
Chris@200: 
Chris@200:     long frameOffset = long(m_viewManager->getGlobalCentreFrame()) - minFrame;
Chris@200: 
Chris@200:     layer->paste(clipboard, frameOffset);
Chris@200: */
Chris@200:     layer->paste(clipboard, 0, true);
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::deleteSelected()
Chris@200: {
Chris@200:     if (m_paneStack->getCurrentPane() &&
Chris@200: 	m_paneStack->getCurrentPane()->getSelectedLayer()) {
Chris@200:         
Chris@200:         Layer *layer = m_paneStack->getCurrentPane()->getSelectedLayer();
Chris@200: 
Chris@200:         if (m_viewManager && 
Chris@200:             (m_viewManager->getToolMode() == ViewManager::MeasureMode)) {
Chris@200: 
Chris@200:             layer->deleteCurrentMeasureRect();
Chris@200: 
Chris@200:         } else {
Chris@200: 
Chris@200:             MultiSelection::SelectionList selections =
Chris@200:                 m_viewManager->getSelections();
Chris@200:             
Chris@200:             for (MultiSelection::SelectionList::iterator i = selections.begin();
Chris@200:                  i != selections.end(); ++i) {
Chris@200:                 layer->deleteSelection(*i);
Chris@200:             }
Chris@200: 	}
Chris@200:     }
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::insertInstant()
Chris@200: {
Chris@200:     int frame = m_viewManager->getPlaybackFrame();
Chris@200:     insertInstantAt(frame);
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::insertInstantsAtBoundaries()
Chris@200: {
Chris@200:     MultiSelection::SelectionList selections = m_viewManager->getSelections();
Chris@200:     for (MultiSelection::SelectionList::iterator i = selections.begin();
Chris@200:          i != selections.end(); ++i) {
Chris@200:         size_t start = i->getStartFrame();
Chris@200:         size_t end = i->getEndFrame();
Chris@200:         if (start != end) {
Chris@200:             insertInstantAt(i->getStartFrame());
Chris@200:             insertInstantAt(i->getEndFrame());
Chris@200:         }
Chris@200:     }
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::insertInstantAt(size_t frame)
Chris@200: {
Chris@200:     Pane *pane = m_paneStack->getCurrentPane();
Chris@200:     if (!pane) {
Chris@200:         return;
Chris@200:     }
Chris@200: 
Chris@200:     Layer *layer = dynamic_cast<TimeInstantLayer *>
Chris@200:         (pane->getSelectedLayer());
Chris@200: 
Chris@200:     if (!layer) {
Chris@200:         for (int i = pane->getLayerCount(); i > 0; --i) {
Chris@200:             layer = dynamic_cast<TimeInstantLayer *>(pane->getLayer(i - 1));
Chris@200:             if (layer) break;
Chris@200:         }
Chris@200: 
Chris@200:         if (!layer) {
Chris@200:             CommandHistory::getInstance()->startCompoundOperation
Chris@200:                 (tr("Add Point"), true);
Chris@200:             layer = m_document->createEmptyLayer(LayerFactory::TimeInstants);
Chris@200:             if (layer) {
Chris@200:                 m_document->addLayerToView(pane, layer);
Chris@200:                 m_paneStack->setCurrentLayer(pane, layer);
Chris@200:             }
Chris@200:             CommandHistory::getInstance()->endCompoundOperation();
Chris@200:         }
Chris@200:     }
Chris@200: 
Chris@200:     if (layer) {
Chris@200:     
Chris@200:         Model *model = layer->getModel();
Chris@200:         SparseOneDimensionalModel *sodm = dynamic_cast<SparseOneDimensionalModel *>
Chris@200:             (model);
Chris@200: 
Chris@200:         if (sodm) {
Chris@200:             SparseOneDimensionalModel::Point point(frame, "");
Chris@200: 
Chris@200:             SparseOneDimensionalModel::Point prevPoint(0);
Chris@200:             bool havePrevPoint = false;
Chris@200: 
Chris@200:             SparseOneDimensionalModel::EditCommand *command =
Chris@200:                 new SparseOneDimensionalModel::EditCommand(sodm, tr("Add Point"));
Chris@200: 
Chris@200:             if (m_labeller->actingOnPrevPoint()) {
Chris@200: 
Chris@200:                 SparseOneDimensionalModel::PointList prevPoints =
Chris@200:                     sodm->getPreviousPoints(frame);
Chris@200: 
Chris@200:                 if (!prevPoints.empty()) {
Chris@200:                     prevPoint = *prevPoints.begin();
Chris@200:                     havePrevPoint = true;
Chris@200:                 }
Chris@200:             }
Chris@200: 
Chris@200:             if (m_labeller) {
Chris@200: 
Chris@200:                 m_labeller->setSampleRate(sodm->getSampleRate());
Chris@200: 
Chris@200:                 if (havePrevPoint) {
Chris@200:                     command->deletePoint(prevPoint);
Chris@200:                 }
Chris@200: 
Chris@200:                 m_labeller->label<SparseOneDimensionalModel::Point>
Chris@200:                     (point, havePrevPoint ? &prevPoint : 0);
Chris@200: 
Chris@200:                 if (havePrevPoint) {
Chris@200:                     command->addPoint(prevPoint);
Chris@200:                 }
Chris@200:             }
Chris@200:             
Chris@200:             command->addPoint(point);
Chris@200: 
Chris@200:             command->setName(tr("Add Point at %1 s")
Chris@200:                              .arg(RealTime::frame2RealTime
Chris@200:                                   (frame,
Chris@200:                                    sodm->getSampleRate())
Chris@200:                                   .toText(false).c_str()));
Chris@200: 
Chris@200:             command->finish();
Chris@200:         }
Chris@200:     }
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::renumberInstants()
Chris@200: {
Chris@200:     Pane *pane = m_paneStack->getCurrentPane();
Chris@200:     if (!pane) return;
Chris@200: 
Chris@200:     Layer *layer = dynamic_cast<TimeInstantLayer *>(pane->getSelectedLayer());
Chris@200:     if (!layer) return;
Chris@200: 
Chris@200:     MultiSelection ms(m_viewManager->getSelection());
Chris@200:     
Chris@200:     Model *model = layer->getModel();
Chris@200:     SparseOneDimensionalModel *sodm = dynamic_cast<SparseOneDimensionalModel *>
Chris@200:         (model);
Chris@200:     if (!sodm) return;
Chris@200: 
Chris@200:     if (!m_labeller) return;
Chris@200: 
Chris@200:     Labeller labeller(*m_labeller);
Chris@200:     labeller.setSampleRate(sodm->getSampleRate());
Chris@200: 
Chris@200:     // This uses a command
Chris@200: 
Chris@200:     labeller.labelAll<SparseOneDimensionalModel::Point>(*sodm, &ms);
Chris@200: }
Chris@200: 
Chris@200: MainWindowBase::FileOpenStatus
Chris@200: MainWindowBase::open(QString fileOrUrl, AudioFileOpenMode mode)
Chris@200: {
Chris@200:     return open(FileSource(fileOrUrl), mode);
Chris@200: }
Chris@200: 
Chris@200: MainWindowBase::FileOpenStatus
Chris@200: MainWindowBase::open(FileSource source, AudioFileOpenMode mode)
Chris@200: {
Chris@200:     FileOpenStatus status;
Chris@200: 
Chris@200:     if (!source.isAvailable()) return FileOpenFailed;
Chris@200:     source.waitForData();
Chris@200: 
Chris@200:     bool canImportLayer = (getMainModel() != 0 &&
Chris@200:                            m_paneStack != 0 &&
Chris@200:                            m_paneStack->getCurrentPane() != 0);
Chris@200: 
Chris@200:     if ((status = openAudio(source, mode)) != FileOpenFailed) {
Chris@200:         return status;
Chris@200:     } else if ((status = openSession(source)) != FileOpenFailed) {
Chris@200: 	return status;
Chris@200:     } else if ((status = openPlaylist(source, mode)) != FileOpenFailed) {
Chris@200:         return status;
Chris@200:     } else if (!canImportLayer) {
Chris@200:         return FileOpenWrongMode;
Chris@200:     } else if ((status = openImage(source)) != FileOpenFailed) {
Chris@200:         return status;
Chris@200:     } else if ((status = openLayer(source)) != FileOpenFailed) {
Chris@200:         return status;
Chris@200:     } else {
Chris@200: 	return FileOpenFailed;
Chris@200:     }
Chris@200: }
Chris@200: 
Chris@200: MainWindowBase::FileOpenStatus
Chris@200: MainWindowBase::openAudio(FileSource source, AudioFileOpenMode mode)
Chris@200: {
Chris@200:     std::cerr << "MainWindowBase::openAudio(" << source.getLocation().toStdString() << ")" << std::endl;
Chris@200: 
Chris@200:     if (!source.isAvailable()) return FileOpenFailed;
Chris@200:     source.waitForData();
Chris@200: 
Chris@200:     m_openingAudioFile = true;
Chris@200: 
Chris@200:     size_t rate = 0;
Chris@200: 
Chris@200:     if (Preferences::getInstance()->getResampleOnLoad()) {
Chris@200:         rate = m_playSource->getSourceSampleRate();
Chris@200:     }
Chris@200: 
Chris@200:     WaveFileModel *newModel = new WaveFileModel(source, rate);
Chris@200: 
Chris@200:     if (!newModel->isOK()) {
Chris@200: 	delete newModel;
Chris@200:         m_openingAudioFile = false;
Chris@200: 	return FileOpenFailed;
Chris@200:     }
Chris@200: 
Chris@200:     std::cerr << "mode = " << mode << std::endl;
Chris@200: 
Chris@200:     if (mode == AskUser) {
Chris@200:         if (getMainModel()) {
Chris@200: 
Chris@200:             static bool prevSetAsMain = true;
Chris@200:             bool setAsMain = true;
Chris@200:             
Chris@200:             QStringList items;
Chris@200:             items << tr("Replace the existing main waveform")
Chris@200:                   << tr("Load this file into a new waveform pane");
Chris@200: 
Chris@200:             bool ok = false;
Chris@200:             QString item = ListInputDialog::getItem
Chris@200:                 (this, tr("Select target for import"),
Chris@200:                  tr("You already have an audio waveform loaded.\nWhat would you like to do with the new audio file?"),
Chris@200:                  items, prevSetAsMain ? 0 : 1, &ok);
Chris@200:             
Chris@200:             if (!ok || item.isEmpty()) {
Chris@200:                 delete newModel;
Chris@200:                 m_openingAudioFile = false;
Chris@200:                 return FileOpenCancelled;
Chris@200:             }
Chris@200:             
Chris@200:             setAsMain = (item == items[0]);
Chris@200:             prevSetAsMain = setAsMain;
Chris@200: 
Chris@200:             if (setAsMain) mode = ReplaceMainModel;
Chris@200:             else mode = CreateAdditionalModel;
Chris@200: 
Chris@200:         } else {
Chris@200:             mode = ReplaceMainModel;
Chris@200:         }
Chris@200:     }
Chris@200: 
Chris@200:     if (mode == ReplaceCurrentPane) {
Chris@200: 
Chris@200:         Pane *pane = m_paneStack->getCurrentPane();
Chris@200:         if (pane) {
Chris@200:             if (getMainModel()) {
Chris@200:                 View::ModelSet models(pane->getModels());
Chris@200:                 if (models.find(getMainModel()) != models.end()) {
Chris@200:                     mode = ReplaceMainModel;
Chris@200:                 }
Chris@200:             } else {
Chris@200:                 mode = ReplaceMainModel;
Chris@200:             }
Chris@200:         } else {
Chris@200:             mode = CreateAdditionalModel;
Chris@200:         }
Chris@200:     }
Chris@200: 
Chris@200:     if (mode == CreateAdditionalModel && !getMainModel()) {
Chris@200:         mode = ReplaceMainModel;
Chris@200:     }
Chris@200: 
Chris@200:     if (mode == ReplaceMainModel) {
Chris@200: 
Chris@200:         Model *prevMain = getMainModel();
Chris@200:         if (prevMain) {
Chris@200:             m_playSource->removeModel(prevMain);
Chris@200:             PlayParameterRepository::getInstance()->removeModel(prevMain);
Chris@200:         }
Chris@200:         PlayParameterRepository::getInstance()->addModel(newModel);
Chris@200: 
Chris@200: 	m_document->setMainModel(newModel);
Chris@200: 
Chris@200: 	setupMenus();
Chris@200: 
Chris@200: 	if (m_sessionFile == "") {
Chris@200:             //!!! shouldn't be dealing directly with title from here -- call a method
Chris@200: 	    setWindowTitle(tr("Sonic Visualiser: %1")
Chris@200:                            .arg(source.getLocation()));
Chris@200: 	    CommandHistory::getInstance()->clear();
Chris@200: 	    CommandHistory::getInstance()->documentSaved();
Chris@200: 	    m_documentModified = false;
Chris@200: 	} else {
Chris@200: 	    setWindowTitle(tr("Sonic Visualiser: %1 [%2]")
Chris@200: 			   .arg(QFileInfo(m_sessionFile).fileName())
Chris@200: 			   .arg(source.getLocation()));
Chris@200: 	    if (m_documentModified) {
Chris@200: 		m_documentModified = false;
Chris@200: 		documentModified(); // so as to restore "(modified)" window title
Chris@200: 	    }
Chris@200: 	}
Chris@200: 
Chris@200:         if (!source.isRemote()) m_audioFile = source.getLocalFilename();
Chris@200: 
Chris@200:     } else if (mode == CreateAdditionalModel) {
Chris@200: 
Chris@200: 	CommandHistory::getInstance()->startCompoundOperation
Chris@200: 	    (tr("Import \"%1\"").arg(source.getLocation()), true);
Chris@200: 
Chris@200: 	m_document->addImportedModel(newModel);
Chris@200: 
Chris@200: 	AddPaneCommand *command = new AddPaneCommand(this);
Chris@200: 	CommandHistory::getInstance()->addCommand(command);
Chris@200: 
Chris@200: 	Pane *pane = command->getPane();
Chris@200: 
Chris@200: 	if (!m_timeRulerLayer) {
Chris@200: 	    m_timeRulerLayer = m_document->createMainModelLayer
Chris@200: 		(LayerFactory::TimeRuler);
Chris@200: 	}
Chris@200: 
Chris@200: 	m_document->addLayerToView(pane, m_timeRulerLayer);
Chris@200: 
Chris@200: 	Layer *newLayer = m_document->createImportedLayer(newModel);
Chris@200: 
Chris@200: 	if (newLayer) {
Chris@200: 	    m_document->addLayerToView(pane, newLayer);
Chris@200: 	}
Chris@200: 	
Chris@200: 	CommandHistory::getInstance()->endCompoundOperation();
Chris@200: 
Chris@200:     } else if (mode == ReplaceCurrentPane) {
Chris@200: 
Chris@200:         // We know there is a current pane, otherwise we would have
Chris@200:         // reset the mode to CreateAdditionalModel above; and we know
Chris@200:         // the current pane does not contain the main model, otherwise
Chris@200:         // we would have reset it to ReplaceMainModel.  But we don't
Chris@200:         // know whether the pane contains a waveform model at all.
Chris@200:         
Chris@200:         Pane *pane = m_paneStack->getCurrentPane();
Chris@200:         Layer *replace = 0;
Chris@200: 
Chris@200:         for (int i = 0; i < pane->getLayerCount(); ++i) {
Chris@200:             Layer *layer = pane->getLayer(i);
Chris@200:             if (dynamic_cast<WaveformLayer *>(layer)) {
Chris@200:                 replace = layer;
Chris@200:                 break;
Chris@200:             }
Chris@200:         }
Chris@200: 
Chris@200: 	CommandHistory::getInstance()->startCompoundOperation
Chris@200: 	    (tr("Import \"%1\"").arg(source.getLocation()), true);
Chris@200: 
Chris@200: 	m_document->addImportedModel(newModel);
Chris@200: 
Chris@200:         if (replace) {
Chris@200:             m_document->removeLayerFromView(pane, replace);
Chris@200:         }
Chris@200: 
Chris@200: 	Layer *newLayer = m_document->createImportedLayer(newModel);
Chris@200: 
Chris@200: 	if (newLayer) {
Chris@200: 	    m_document->addLayerToView(pane, newLayer);
Chris@200: 	}
Chris@200: 	
Chris@200: 	CommandHistory::getInstance()->endCompoundOperation();
Chris@200:     }
Chris@200: 
Chris@200:     updateMenuStates();
Chris@200:     m_recentFiles.addFile(source.getLocation());
Chris@200:     if (!source.isRemote()) {
Chris@200:         // for file dialog
Chris@200:         registerLastOpenedFilePath(FileFinder::AudioFile,
Chris@200:                                    source.getLocalFilename());
Chris@200:     }
Chris@200:     m_openingAudioFile = false;
Chris@200: 
Chris@200:     currentPaneChanged(m_paneStack->getCurrentPane());
Chris@200: 
Chris@200:     return FileOpenSucceeded;
Chris@200: }
Chris@200: 
Chris@200: MainWindowBase::FileOpenStatus
Chris@200: MainWindowBase::openPlaylist(FileSource source, AudioFileOpenMode mode)
Chris@200: {
Chris@200:     std::set<QString> extensions;
Chris@200:     PlaylistFileReader::getSupportedExtensions(extensions);
Chris@200:     QString extension = source.getExtension();
Chris@200:     if (extensions.find(extension) == extensions.end()) return FileOpenFailed;
Chris@200: 
Chris@200:     if (!source.isAvailable()) return FileOpenFailed;
Chris@200:     source.waitForData();
Chris@200: 
Chris@200:     PlaylistFileReader reader(source.getLocalFilename());
Chris@200:     if (!reader.isOK()) return FileOpenFailed;
Chris@200: 
Chris@200:     PlaylistFileReader::Playlist playlist = reader.load();
Chris@200: 
Chris@200:     bool someSuccess = false;
Chris@200: 
Chris@200:     for (PlaylistFileReader::Playlist::const_iterator i = playlist.begin();
Chris@200:          i != playlist.end(); ++i) {
Chris@200: 
Chris@200:         FileOpenStatus status = openAudio(*i, mode);
Chris@200: 
Chris@200:         if (status == FileOpenCancelled) {
Chris@200:             return FileOpenCancelled;
Chris@200:         }
Chris@200: 
Chris@200:         if (status == FileOpenSucceeded) {
Chris@200:             someSuccess = true;
Chris@200:             mode = CreateAdditionalModel;
Chris@200:         }
Chris@200:     }
Chris@200: 
Chris@200:     if (someSuccess) return FileOpenSucceeded;
Chris@200:     else return FileOpenFailed;
Chris@200: }
Chris@200: 
Chris@200: MainWindowBase::FileOpenStatus
Chris@200: MainWindowBase::openLayer(FileSource source)
Chris@200: {
Chris@200:     Pane *pane = m_paneStack->getCurrentPane();
Chris@200:     
Chris@200:     if (!pane) {
Chris@200: 	// shouldn't happen, as the menu action should have been disabled
Chris@200: 	std::cerr << "WARNING: MainWindowBase::openLayer: no current pane" << std::endl;
Chris@200: 	return FileOpenWrongMode;
Chris@200:     }
Chris@200: 
Chris@200:     if (!getMainModel()) {
Chris@200: 	// shouldn't happen, as the menu action should have been disabled
Chris@200: 	std::cerr << "WARNING: MainWindowBase::openLayer: No main model -- hence no default sample rate available" << std::endl;
Chris@200: 	return FileOpenWrongMode;
Chris@200:     }
Chris@200: 
Chris@200:     if (!source.isAvailable()) return FileOpenFailed;
Chris@200:     source.waitForData();
Chris@200: 
Chris@200:     QString path = source.getLocalFilename();
Chris@200: 
Chris@200:     if (source.getExtension() == "svl" || source.getExtension() == "xml") {
Chris@200: 
Chris@200:         PaneCallback callback(this);
Chris@200:         QFile file(path);
Chris@200:         
Chris@200:         if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) {
Chris@200:             std::cerr << "ERROR: MainWindowBase::openLayer("
Chris@200:                       << source.getLocation().toStdString()
Chris@200:                       << "): Failed to open file for reading" << std::endl;
Chris@200:             return FileOpenFailed;
Chris@200:         }
Chris@200:         
Chris@200:         SVFileReader reader(m_document, callback, source.getLocation());
Chris@200:         reader.setCurrentPane(pane);
Chris@200:         
Chris@200:         QXmlInputSource inputSource(&file);
Chris@200:         reader.parse(inputSource);
Chris@200:         
Chris@200:         if (!reader.isOK()) {
Chris@200:             std::cerr << "ERROR: MainWindowBase::openLayer("
Chris@200:                       << source.getLocation().toStdString()
Chris@200:                       << "): Failed to read XML file: "
Chris@200:                       << reader.getErrorString().toStdString() << std::endl;
Chris@200:             return FileOpenFailed;
Chris@200:         }
Chris@200: 
Chris@200:         m_recentFiles.addFile(source.getLocation());
Chris@200: 
Chris@200:         if (!source.isRemote()) {
Chris@200:             registerLastOpenedFilePath(FileFinder::LayerFile, path); // for file dialog
Chris@200:         }
Chris@200: 
Chris@200:     } else {
Chris@200:         
Chris@200:         try {
Chris@200: 
Chris@200:             Model *model = DataFileReaderFactory::load
Chris@200:                 (path, getMainModel()->getSampleRate());
Chris@200:         
Chris@200:             if (model) {
Chris@200: 
Chris@200:                 std::cerr << "MainWindowBase::openLayer: Have model" << std::endl;
Chris@200: 
Chris@200:                 Layer *newLayer = m_document->createImportedLayer(model);
Chris@200: 
Chris@200:                 if (newLayer) {
Chris@200: 
Chris@200:                     m_document->addLayerToView(pane, newLayer);
Chris@200:                     m_recentFiles.addFile(source.getLocation());
Chris@200:                     
Chris@200:                     if (!source.isRemote()) {
Chris@200:                         registerLastOpenedFilePath
Chris@200:                             (FileFinder::LayerFile,
Chris@200:                              path); // for file dialog
Chris@200:                     }
Chris@200:                     
Chris@200:                     return FileOpenSucceeded;
Chris@200:                 }
Chris@200:             }
Chris@200:         } catch (DataFileReaderFactory::Exception e) {
Chris@200:             if (e == DataFileReaderFactory::ImportCancelled) {
Chris@200:                 return FileOpenCancelled;
Chris@200:             }
Chris@200:         }
Chris@200:     }
Chris@200:     
Chris@200:     source.setLeaveLocalFile(true);
Chris@200:     return FileOpenFailed;
Chris@200: }
Chris@200: 
Chris@200: MainWindowBase::FileOpenStatus
Chris@200: MainWindowBase::openImage(FileSource source)
Chris@200: {
Chris@200:     Pane *pane = m_paneStack->getCurrentPane();
Chris@200:     
Chris@200:     if (!pane) {
Chris@200: 	// shouldn't happen, as the menu action should have been disabled
Chris@200: 	std::cerr << "WARNING: MainWindowBase::openImage: no current pane" << std::endl;
Chris@200: 	return FileOpenWrongMode;
Chris@200:     }
Chris@200: 
Chris@200:     if (!m_document->getMainModel()) {
Chris@200:         return FileOpenWrongMode;
Chris@200:     }
Chris@200: 
Chris@200:     bool newLayer = false;
Chris@200: 
Chris@200:     ImageLayer *il = dynamic_cast<ImageLayer *>(pane->getSelectedLayer());
Chris@200:     if (!il) {
Chris@200:         for (int i = pane->getLayerCount()-1; i >= 0; --i) {
Chris@200:             il = dynamic_cast<ImageLayer *>(pane->getLayer(i));
Chris@200:             if (il) break;
Chris@200:         }
Chris@200:     }
Chris@200:     if (!il) {
Chris@200:         il = dynamic_cast<ImageLayer *>
Chris@200:             (m_document->createEmptyLayer(LayerFactory::Image));
Chris@200:         if (!il) return FileOpenFailed;
Chris@200:         newLayer = true;
Chris@200:     }
Chris@200: 
Chris@200:     // We don't put the image file in Recent Files
Chris@200: 
Chris@200:     std::cerr << "openImage: trying location \"" << source.getLocation().toStdString() << "\" in image layer" << std::endl;
Chris@200: 
Chris@200:     if (!il->addImage(m_viewManager->getGlobalCentreFrame(), source.getLocation())) {
Chris@200:         if (newLayer) {
Chris@200:             m_document->setModel(il, 0); // releasing its model
Chris@200:             delete il;
Chris@200:         }
Chris@200:         return FileOpenFailed;
Chris@200:     } else {
Chris@200:         if (newLayer) {
Chris@200:             m_document->addLayerToView(pane, il);
Chris@200:         }
Chris@200:         m_paneStack->setCurrentLayer(pane, il);
Chris@200:     }
Chris@200: 
Chris@200:     return FileOpenSucceeded;
Chris@200: }
Chris@200: 
Chris@200: MainWindowBase::FileOpenStatus
Chris@200: MainWindowBase::openSessionFile(QString fileOrUrl)
Chris@200: {
Chris@200:     return openSession(FileSource(fileOrUrl));
Chris@200: }
Chris@200: 
Chris@200: MainWindowBase::FileOpenStatus
Chris@200: MainWindowBase::openSession(FileSource source)
Chris@200: {
Chris@200:     if (!source.isAvailable()) return FileOpenFailed;
Chris@200:     if (source.getExtension() != "sv") return FileOpenFailed;
Chris@200:     source.waitForData();
Chris@200: 
Chris@200:     BZipFileDevice bzFile(source.getLocalFilename());
Chris@200:     if (!bzFile.open(QIODevice::ReadOnly)) return FileOpenFailed;
Chris@200: 
Chris@200:     if (!checkSaveModified()) return FileOpenCancelled;
Chris@200: 
Chris@200:     QString error;
Chris@200:     closeSession();
Chris@200:     createDocument();
Chris@200: 
Chris@200:     PaneCallback callback(this);
Chris@200:     m_viewManager->clearSelections();
Chris@200: 
Chris@200:     SVFileReader reader(m_document, callback, source.getLocation());
Chris@200:     QXmlInputSource inputSource(&bzFile);
Chris@200:     reader.parse(inputSource);
Chris@200:     
Chris@200:     if (!reader.isOK()) {
Chris@200:         error = tr("SV XML file read error:\n%1").arg(reader.getErrorString());
Chris@200:     }
Chris@200:     
Chris@200:     bzFile.close();
Chris@200: 
Chris@200:     bool ok = (error == "");
Chris@200: 
Chris@200:     if (ok) {
Chris@200: 
Chris@200: 	setWindowTitle(tr("Sonic Visualiser: %1")
Chris@200: 		       .arg(source.getLocation()));
Chris@200: 
Chris@200: 	if (!source.isRemote()) m_sessionFile = source.getLocalFilename();
Chris@200: 
Chris@200: 	setupMenus();
Chris@200: 
Chris@200: 	CommandHistory::getInstance()->clear();
Chris@200: 	CommandHistory::getInstance()->documentSaved();
Chris@200: 	m_documentModified = false;
Chris@200: 	updateMenuStates();
Chris@200: 
Chris@200:         m_recentFiles.addFile(source.getLocation());
Chris@200: 
Chris@200:         if (!source.isRemote()) {
Chris@200:             // for file dialog
Chris@200:             registerLastOpenedFilePath(FileFinder::SessionFile,
Chris@200:                                         source.getLocalFilename());
Chris@200:         }
Chris@200: 
Chris@200:     } else {
Chris@200: 	setWindowTitle(tr("Sonic Visualiser"));
Chris@200:     }
Chris@200: 
Chris@200:     return ok ? FileOpenSucceeded : FileOpenFailed;
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::createPlayTarget()
Chris@200: {
Chris@200:     if (m_playTarget) return;
Chris@200: 
Chris@200:     m_playTarget = AudioTargetFactory::createCallbackTarget(m_playSource);
Chris@200:     if (!m_playTarget) {
Chris@200: 	QMessageBox::warning
Chris@200: 	    (this, tr("Couldn't open audio device"),
Chris@200: 	     tr("<b>No audio available</b><p>Could not open an audio device for playback.<p>Audio playback will not be available during this session."),
Chris@200: 	     QMessageBox::Ok);
Chris@200:     }
Chris@200: }
Chris@200: 
Chris@200: WaveFileModel *
Chris@200: MainWindowBase::getMainModel()
Chris@200: {
Chris@200:     if (!m_document) return 0;
Chris@200:     return m_document->getMainModel();
Chris@200: }
Chris@200: 
Chris@200: const WaveFileModel *
Chris@200: MainWindowBase::getMainModel() const
Chris@200: {
Chris@200:     if (!m_document) return 0;
Chris@200:     return m_document->getMainModel();
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::createDocument()
Chris@200: {
Chris@200:     m_document = new Document;
Chris@200: 
Chris@200:     connect(m_document, SIGNAL(layerAdded(Layer *)),
Chris@200: 	    this, SLOT(layerAdded(Layer *)));
Chris@200:     connect(m_document, SIGNAL(layerRemoved(Layer *)),
Chris@200: 	    this, SLOT(layerRemoved(Layer *)));
Chris@200:     connect(m_document, SIGNAL(layerAboutToBeDeleted(Layer *)),
Chris@200: 	    this, SLOT(layerAboutToBeDeleted(Layer *)));
Chris@200:     connect(m_document, SIGNAL(layerInAView(Layer *, bool)),
Chris@200: 	    this, SLOT(layerInAView(Layer *, bool)));
Chris@200: 
Chris@200:     connect(m_document, SIGNAL(modelAdded(Model *)),
Chris@200: 	    this, SLOT(modelAdded(Model *)));
Chris@200:     connect(m_document, SIGNAL(mainModelChanged(WaveFileModel *)),
Chris@200: 	    this, SLOT(mainModelChanged(WaveFileModel *)));
Chris@200:     connect(m_document, SIGNAL(modelAboutToBeDeleted(Model *)),
Chris@200: 	    this, SLOT(modelAboutToBeDeleted(Model *)));
Chris@200: 
Chris@200:     connect(m_document, SIGNAL(modelGenerationFailed(QString)),
Chris@200:             this, SLOT(modelGenerationFailed(QString)));
Chris@200:     connect(m_document, SIGNAL(modelRegenerationFailed(QString, QString)),
Chris@200:             this, SLOT(modelRegenerationFailed(QString, QString)));
Chris@200: }
Chris@200: 
Chris@200: bool
Chris@200: MainWindowBase::saveSessionFile(QString path)
Chris@200: {
Chris@200:     BZipFileDevice bzFile(path);
Chris@200:     if (!bzFile.open(QIODevice::WriteOnly)) {
Chris@200:         std::cerr << "Failed to open session file \"" << path.toStdString()
Chris@200:                   << "\" for writing: "
Chris@200:                   << bzFile.errorString().toStdString() << std::endl;
Chris@200:         return false;
Chris@200:     }
Chris@200: 
Chris@200:     QApplication::setOverrideCursor(QCursor(Qt::WaitCursor));
Chris@200: 
Chris@200:     QTextStream out(&bzFile);
Chris@200:     toXml(out);
Chris@200:     out.flush();
Chris@200: 
Chris@200:     QApplication::restoreOverrideCursor();
Chris@200: 
Chris@200:     if (!bzFile.isOK()) {
Chris@200: 	QMessageBox::critical(this, tr("Failed to write file"),
Chris@200: 			      tr("<b>Save failed</b><p>Failed to write to file \"%1\": %2")
Chris@200: 			      .arg(path).arg(bzFile.errorString()));
Chris@200:         bzFile.close();
Chris@200: 	return false;
Chris@200:     }
Chris@200: 
Chris@200:     bzFile.close();
Chris@200:     return true;
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::toXml(QTextStream &out)
Chris@200: {
Chris@200:     QString indent("  ");
Chris@200: 
Chris@200:     out << "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n";
Chris@200:     out << "<!DOCTYPE sonic-visualiser>\n";
Chris@200:     out << "<sv>\n";
Chris@200: 
Chris@200:     m_document->toXml(out, "", "");
Chris@200: 
Chris@200:     out << "<display>\n";
Chris@200: 
Chris@200:     out << QString("  <window width=\"%1\" height=\"%2\"/>\n")
Chris@200: 	.arg(width()).arg(height());
Chris@200: 
Chris@200:     for (int i = 0; i < m_paneStack->getPaneCount(); ++i) {
Chris@200: 
Chris@200: 	Pane *pane = m_paneStack->getPane(i);
Chris@200: 
Chris@200: 	if (pane) {
Chris@200:             pane->toXml(out, indent);
Chris@200: 	}
Chris@200:     }
Chris@200: 
Chris@200:     out << "</display>\n";
Chris@200: 
Chris@200:     m_viewManager->getSelection().toXml(out);
Chris@200: 
Chris@200:     out << "</sv>\n";
Chris@200: }
Chris@200: 
Chris@200: Pane *
Chris@200: MainWindowBase::addPaneToStack()
Chris@200: {
Chris@200:     AddPaneCommand *command = new AddPaneCommand(this);
Chris@200:     CommandHistory::getInstance()->addCommand(command);
Chris@200:     return command->getPane();
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::zoomIn()
Chris@200: {
Chris@200:     Pane *currentPane = m_paneStack->getCurrentPane();
Chris@200:     if (currentPane) currentPane->zoom(true);
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::zoomOut()
Chris@200: {
Chris@200:     Pane *currentPane = m_paneStack->getCurrentPane();
Chris@200:     if (currentPane) currentPane->zoom(false);
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::zoomToFit()
Chris@200: {
Chris@200:     Pane *currentPane = m_paneStack->getCurrentPane();
Chris@200:     if (!currentPane) return;
Chris@200: 
Chris@200:     Model *model = getMainModel();
Chris@200:     if (!model) return;
Chris@200:     
Chris@200:     size_t start = model->getStartFrame();
Chris@200:     size_t end = model->getEndFrame();
Chris@200:     size_t pixels = currentPane->width();
Chris@200: 
Chris@200:     size_t sw = currentPane->getVerticalScaleWidth();
Chris@200:     if (pixels > sw * 2) pixels -= sw * 2;
Chris@200:     else pixels = 1;
Chris@200:     if (pixels > 4) pixels -= 4;
Chris@200: 
Chris@200:     size_t zoomLevel = (end - start) / pixels;
Chris@200: 
Chris@200:     currentPane->setZoomLevel(zoomLevel);
Chris@200:     currentPane->setCentreFrame((start + end) / 2);
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::zoomDefault()
Chris@200: {
Chris@200:     Pane *currentPane = m_paneStack->getCurrentPane();
Chris@200:     if (currentPane) currentPane->setZoomLevel(1024);
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::scrollLeft()
Chris@200: {
Chris@200:     Pane *currentPane = m_paneStack->getCurrentPane();
Chris@200:     if (currentPane) currentPane->scroll(false, false);
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::jumpLeft()
Chris@200: {
Chris@200:     Pane *currentPane = m_paneStack->getCurrentPane();
Chris@200:     if (currentPane) currentPane->scroll(false, true);
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::scrollRight()
Chris@200: {
Chris@200:     Pane *currentPane = m_paneStack->getCurrentPane();
Chris@200:     if (currentPane) currentPane->scroll(true, false);
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::jumpRight()
Chris@200: {
Chris@200:     Pane *currentPane = m_paneStack->getCurrentPane();
Chris@200:     if (currentPane) currentPane->scroll(true, true);
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::showNoOverlays()
Chris@200: {
Chris@200:     m_viewManager->setOverlayMode(ViewManager::NoOverlays);
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::showMinimalOverlays()
Chris@200: {
Chris@200:     m_viewManager->setOverlayMode(ViewManager::MinimalOverlays);
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::showStandardOverlays()
Chris@200: {
Chris@200:     m_viewManager->setOverlayMode(ViewManager::StandardOverlays);
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::showAllOverlays()
Chris@200: {
Chris@200:     m_viewManager->setOverlayMode(ViewManager::AllOverlays);
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::toggleZoomWheels()
Chris@200: {
Chris@200:     if (m_viewManager->getZoomWheelsEnabled()) {
Chris@200:         m_viewManager->setZoomWheelsEnabled(false);
Chris@200:     } else {
Chris@200:         m_viewManager->setZoomWheelsEnabled(true);
Chris@200:     }
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::togglePropertyBoxes()
Chris@200: {
Chris@200:     if (m_paneStack->getLayoutStyle() == PaneStack::NoPropertyStacks) {
Chris@200:         if (Preferences::getInstance()->getPropertyBoxLayout() ==
Chris@200:             Preferences::VerticallyStacked) {
Chris@200:             m_paneStack->setLayoutStyle(PaneStack::PropertyStackPerPaneLayout);
Chris@200:         } else {
Chris@200:             m_paneStack->setLayoutStyle(PaneStack::SinglePropertyStackLayout);
Chris@200:         }
Chris@200:     } else {
Chris@200:         m_paneStack->setLayoutStyle(PaneStack::NoPropertyStacks);
Chris@200:     }
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::toggleStatusBar()
Chris@200: {
Chris@200:     QSettings settings;
Chris@200:     settings.beginGroup("MainWindow");
Chris@200:     bool sb = settings.value("showstatusbar", true).toBool();
Chris@200: 
Chris@200:     if (sb) {
Chris@200:         statusBar()->hide();
Chris@200:     } else {
Chris@200:         statusBar()->show();
Chris@200:     }
Chris@200: 
Chris@200:     settings.setValue("showstatusbar", !sb);
Chris@200: 
Chris@200:     settings.endGroup();
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::preferenceChanged(PropertyContainer::PropertyName name)
Chris@200: {
Chris@200:     if (name == "Property Box Layout") {
Chris@200:         if (m_paneStack->getLayoutStyle() != PaneStack::NoPropertyStacks) {
Chris@200:             if (Preferences::getInstance()->getPropertyBoxLayout() ==
Chris@200:                 Preferences::VerticallyStacked) {
Chris@200:                 m_paneStack->setLayoutStyle(PaneStack::PropertyStackPerPaneLayout);
Chris@200:             } else {
Chris@200:                 m_paneStack->setLayoutStyle(PaneStack::SinglePropertyStackLayout);
Chris@200:             }
Chris@200:         }
Chris@200:     } else if (name == "Background Mode" && m_viewManager) {
Chris@200:         Preferences::BackgroundMode mode =
Chris@200:             Preferences::getInstance()->getBackgroundMode();
Chris@200:         if (mode == Preferences::BackgroundFromTheme) {
Chris@200:             m_viewManager->setGlobalDarkBackground(m_initialDarkBackground);
Chris@200:         } else if (mode == Preferences::DarkBackground) {
Chris@200:             m_viewManager->setGlobalDarkBackground(true);
Chris@200:         } else {
Chris@200:             m_viewManager->setGlobalDarkBackground(false);
Chris@200:         }
Chris@200:     }            
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::play()
Chris@200: {
Chris@200:     if (m_playSource->isPlaying()) {
Chris@200:         stop();
Chris@200:     } else {
Chris@200:         playbackFrameChanged(m_viewManager->getPlaybackFrame());
Chris@200: 	m_playSource->play(m_viewManager->getPlaybackFrame());
Chris@200:     }
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::ffwd()
Chris@200: {
Chris@200:     if (!getMainModel()) return;
Chris@200: 
Chris@200:     int frame = m_viewManager->getPlaybackFrame();
Chris@200:     ++frame;
Chris@200: 
Chris@200:     Layer *layer = getSnapLayer();
Chris@200:     size_t sr = getMainModel()->getSampleRate();
Chris@200: 
Chris@200:     if (!layer) {
Chris@200: 
Chris@200:         frame = RealTime::realTime2Frame
Chris@200:             (RealTime::frame2RealTime(frame, sr) + RealTime(2, 0), sr);
Chris@200:         if (frame > int(getMainModel()->getEndFrame())) {
Chris@200:             frame = getMainModel()->getEndFrame();
Chris@200:         }
Chris@200: 
Chris@200:     } else {
Chris@200: 
Chris@200:         size_t resolution = 0;
Chris@200:         if (!layer->snapToFeatureFrame(m_paneStack->getCurrentPane(),
Chris@200:                                        frame, resolution, Layer::SnapRight)) {
Chris@200:             frame = getMainModel()->getEndFrame();
Chris@200:         }
Chris@200:     }
Chris@200:         
Chris@200:     if (frame < 0) frame = 0;
Chris@200: 
Chris@200:     if (m_viewManager->getPlaySelectionMode()) {
Chris@200:         frame = m_viewManager->constrainFrameToSelection(size_t(frame));
Chris@200:     }
Chris@200:     
Chris@200:     m_viewManager->setPlaybackFrame(frame);
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::ffwdEnd()
Chris@200: {
Chris@200:     if (!getMainModel()) return;
Chris@200: 
Chris@200:     size_t frame = getMainModel()->getEndFrame();
Chris@200: 
Chris@200:     if (m_viewManager->getPlaySelectionMode()) {
Chris@200:         frame = m_viewManager->constrainFrameToSelection(frame);
Chris@200:     }
Chris@200: 
Chris@200:     m_viewManager->setPlaybackFrame(frame);
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::rewind()
Chris@200: {
Chris@200:     if (!getMainModel()) return;
Chris@200: 
Chris@200:     int frame = m_viewManager->getPlaybackFrame();
Chris@200:     if (frame > 0) --frame;
Chris@200: 
Chris@200:     Layer *layer = getSnapLayer();
Chris@200:     size_t sr = getMainModel()->getSampleRate();
Chris@200:     
Chris@200:     // when rewinding during playback, we want to allow a period
Chris@200:     // following a rewind target point at which the rewind will go to
Chris@200:     // the prior point instead of the immediately neighbouring one
Chris@200:     if (m_playSource && m_playSource->isPlaying()) {
Chris@200:         RealTime ct = RealTime::frame2RealTime(frame, sr);
Chris@200:         ct = ct - RealTime::fromSeconds(0.25);
Chris@200:         if (ct < RealTime::zeroTime) ct = RealTime::zeroTime;
Chris@200: //        std::cerr << "rewind: frame " << frame << " -> ";
Chris@200:         frame = RealTime::realTime2Frame(ct, sr);
Chris@200: //        std::cerr << frame << std::endl;
Chris@200:     }
Chris@200: 
Chris@200:     if (!layer) {
Chris@200:         
Chris@200:         frame = RealTime::realTime2Frame
Chris@200:             (RealTime::frame2RealTime(frame, sr) - RealTime(2, 0), sr);
Chris@200:         if (frame < int(getMainModel()->getStartFrame())) {
Chris@200:             frame = getMainModel()->getStartFrame();
Chris@200:         }
Chris@200: 
Chris@200:     } else {
Chris@200: 
Chris@200:         size_t resolution = 0;
Chris@200:         if (!layer->snapToFeatureFrame(m_paneStack->getCurrentPane(),
Chris@200:                                        frame, resolution, Layer::SnapLeft)) {
Chris@200:             frame = getMainModel()->getStartFrame();
Chris@200:         }
Chris@200:     }
Chris@200: 
Chris@200:     if (frame < 0) frame = 0;
Chris@200: 
Chris@200:     if (m_viewManager->getPlaySelectionMode()) {
Chris@200:         frame = m_viewManager->constrainFrameToSelection(size_t(frame));
Chris@200:     }
Chris@200: 
Chris@200:     m_viewManager->setPlaybackFrame(frame);
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::rewindStart()
Chris@200: {
Chris@200:     if (!getMainModel()) return;
Chris@200: 
Chris@200:     size_t frame = getMainModel()->getStartFrame();
Chris@200: 
Chris@200:     if (m_viewManager->getPlaySelectionMode()) {
Chris@200:         frame = m_viewManager->constrainFrameToSelection(frame);
Chris@200:     }
Chris@200: 
Chris@200:     m_viewManager->setPlaybackFrame(frame);
Chris@200: }
Chris@200: 
Chris@200: Layer *
Chris@200: MainWindowBase::getSnapLayer() const
Chris@200: {
Chris@200:     Pane *pane = m_paneStack->getCurrentPane();
Chris@200:     if (!pane) return 0;
Chris@200: 
Chris@200:     Layer *layer = pane->getSelectedLayer();
Chris@200: 
Chris@200:     if (!dynamic_cast<TimeInstantLayer *>(layer) &&
Chris@200:         !dynamic_cast<TimeValueLayer *>(layer) &&
Chris@200:         !dynamic_cast<TimeRulerLayer *>(layer)) {
Chris@200: 
Chris@200:         layer = 0;
Chris@200: 
Chris@200:         for (int i = pane->getLayerCount(); i > 0; --i) {
Chris@200:             Layer *l = pane->getLayer(i-1);
Chris@200:             if (dynamic_cast<TimeRulerLayer *>(l)) {
Chris@200:                 layer = l;
Chris@200:                 break;
Chris@200:             }
Chris@200:         }
Chris@200:     }
Chris@200: 
Chris@200:     return layer;
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::stop()
Chris@200: {
Chris@200:     m_playSource->stop();
Chris@200: 
Chris@200:     if (m_paneStack && m_paneStack->getCurrentPane()) {
Chris@200:         updateVisibleRangeDisplay(m_paneStack->getCurrentPane());
Chris@200:     } else {
Chris@200:         m_myStatusMessage = "";
Chris@200:         statusBar()->showMessage("");
Chris@200:     }
Chris@200: }
Chris@200: 
Chris@200: MainWindowBase::AddPaneCommand::AddPaneCommand(MainWindowBase *mw) :
Chris@200:     m_mw(mw),
Chris@200:     m_pane(0),
Chris@200:     m_prevCurrentPane(0),
Chris@200:     m_added(false)
Chris@200: {
Chris@200: }
Chris@200: 
Chris@200: MainWindowBase::AddPaneCommand::~AddPaneCommand()
Chris@200: {
Chris@200:     if (m_pane && !m_added) {
Chris@200: 	m_mw->m_paneStack->deletePane(m_pane);
Chris@200:     }
Chris@200: }
Chris@200: 
Chris@200: QString
Chris@200: MainWindowBase::AddPaneCommand::getName() const
Chris@200: {
Chris@200:     return tr("Add Pane");
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::AddPaneCommand::execute()
Chris@200: {
Chris@200:     if (!m_pane) {
Chris@200: 	m_prevCurrentPane = m_mw->m_paneStack->getCurrentPane();
Chris@200: 	m_pane = m_mw->m_paneStack->addPane();
Chris@200: 
Chris@200:         connect(m_pane, SIGNAL(contextHelpChanged(const QString &)),
Chris@200:                 m_mw, SLOT(contextHelpChanged(const QString &)));
Chris@200:     } else {
Chris@200: 	m_mw->m_paneStack->showPane(m_pane);
Chris@200:     }
Chris@200: 
Chris@200:     m_mw->m_paneStack->setCurrentPane(m_pane);
Chris@200:     m_added = true;
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::AddPaneCommand::unexecute()
Chris@200: {
Chris@200:     m_mw->m_paneStack->hidePane(m_pane);
Chris@200:     m_mw->m_paneStack->setCurrentPane(m_prevCurrentPane);
Chris@200:     m_added = false;
Chris@200: }
Chris@200: 
Chris@200: MainWindowBase::RemovePaneCommand::RemovePaneCommand(MainWindowBase *mw, Pane *pane) :
Chris@200:     m_mw(mw),
Chris@200:     m_pane(pane),
Chris@200:     m_added(true)
Chris@200: {
Chris@200: }
Chris@200: 
Chris@200: MainWindowBase::RemovePaneCommand::~RemovePaneCommand()
Chris@200: {
Chris@200:     if (m_pane && !m_added) {
Chris@200: 	m_mw->m_paneStack->deletePane(m_pane);
Chris@200:     }
Chris@200: }
Chris@200: 
Chris@200: QString
Chris@200: MainWindowBase::RemovePaneCommand::getName() const
Chris@200: {
Chris@200:     return tr("Remove Pane");
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::RemovePaneCommand::execute()
Chris@200: {
Chris@200:     m_prevCurrentPane = m_mw->m_paneStack->getCurrentPane();
Chris@200:     m_mw->m_paneStack->hidePane(m_pane);
Chris@200:     m_added = false;
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::RemovePaneCommand::unexecute()
Chris@200: {
Chris@200:     m_mw->m_paneStack->showPane(m_pane);
Chris@200:     m_mw->m_paneStack->setCurrentPane(m_prevCurrentPane);
Chris@200:     m_added = true;
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::deleteCurrentPane()
Chris@200: {
Chris@200:     CommandHistory::getInstance()->startCompoundOperation
Chris@200: 	(tr("Delete Pane"), true);
Chris@200: 
Chris@200:     Pane *pane = m_paneStack->getCurrentPane();
Chris@200:     if (pane) {
Chris@200: 	while (pane->getLayerCount() > 0) {
Chris@200: 	    Layer *layer = pane->getLayer(0);
Chris@200: 	    if (layer) {
Chris@200: 		m_document->removeLayerFromView(pane, layer);
Chris@200: 	    } else {
Chris@200: 		break;
Chris@200: 	    }
Chris@200: 	}
Chris@200: 
Chris@200: 	RemovePaneCommand *command = new RemovePaneCommand(this, pane);
Chris@200: 	CommandHistory::getInstance()->addCommand(command);
Chris@200:     }
Chris@200: 
Chris@200:     CommandHistory::getInstance()->endCompoundOperation();
Chris@200: 
Chris@200:     updateMenuStates();
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::deleteCurrentLayer()
Chris@200: {
Chris@200:     Pane *pane = m_paneStack->getCurrentPane();
Chris@200:     if (pane) {
Chris@200: 	Layer *layer = pane->getSelectedLayer();
Chris@200: 	if (layer) {
Chris@200: 	    m_document->removeLayerFromView(pane, layer);
Chris@200: 	}
Chris@200:     }
Chris@200:     updateMenuStates();
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::playbackFrameChanged(unsigned long frame)
Chris@200: {
Chris@200:     if (!(m_playSource && m_playSource->isPlaying()) || !getMainModel()) return;
Chris@200: 
Chris@200:     RealTime now = RealTime::frame2RealTime
Chris@200:         (frame, getMainModel()->getSampleRate());
Chris@200: 
Chris@200:     if (now.sec == m_lastPlayStatusSec) return;
Chris@200: 
Chris@200:     RealTime then = RealTime::frame2RealTime
Chris@200:         (m_playSource->getPlayEndFrame(), getMainModel()->getSampleRate());
Chris@200: 
Chris@200:     QString nowStr;
Chris@200:     QString thenStr;
Chris@200:     QString remainingStr;
Chris@200: 
Chris@200:     if (then.sec > 10) {
Chris@200:         nowStr = now.toSecText().c_str();
Chris@200:         thenStr = then.toSecText().c_str();
Chris@200:         remainingStr = (then - now).toSecText().c_str();
Chris@200:         m_lastPlayStatusSec = now.sec;
Chris@200:     } else {
Chris@200:         nowStr = now.toText(true).c_str();
Chris@200:         thenStr = then.toText(true).c_str();
Chris@200:         remainingStr = (then - now).toText(true).c_str();
Chris@200:     }        
Chris@200: 
Chris@200:     m_myStatusMessage = tr("Playing: %1 of %2 (%3 remaining)")
Chris@200:         .arg(nowStr).arg(thenStr).arg(remainingStr);
Chris@200: 
Chris@200:     statusBar()->showMessage(m_myStatusMessage);
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::globalCentreFrameChanged(unsigned long )
Chris@200: {
Chris@200:     if ((m_playSource && m_playSource->isPlaying()) || !getMainModel()) return;
Chris@200:     Pane *p = 0;
Chris@200:     if (!m_paneStack || !(p = m_paneStack->getCurrentPane())) return;
Chris@200:     if (!p->getFollowGlobalPan()) return;
Chris@200:     updateVisibleRangeDisplay(p);
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::viewCentreFrameChanged(View *v, unsigned long )
Chris@200: {
Chris@200:     if ((m_playSource && m_playSource->isPlaying()) || !getMainModel()) return;
Chris@200:     Pane *p = 0;
Chris@200:     if (!m_paneStack || !(p = m_paneStack->getCurrentPane())) return;
Chris@200:     if (v == p) updateVisibleRangeDisplay(p);
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::viewZoomLevelChanged(View *v, unsigned long , bool )
Chris@200: {
Chris@200:     if ((m_playSource && m_playSource->isPlaying()) || !getMainModel()) return;
Chris@200:     Pane *p = 0;
Chris@200:     if (!m_paneStack || !(p = m_paneStack->getCurrentPane())) return;
Chris@200:     if (v == p) updateVisibleRangeDisplay(p);
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::layerAdded(Layer *)
Chris@200: {
Chris@200: //    std::cerr << "MainWindowBase::layerAdded(" << layer << ")" << std::endl;
Chris@200:     updateMenuStates();
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::layerRemoved(Layer *)
Chris@200: {
Chris@200: //    std::cerr << "MainWindowBase::layerRemoved(" << layer << ")" << std::endl;
Chris@200:     updateMenuStates();
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::layerAboutToBeDeleted(Layer *layer)
Chris@200: {
Chris@200: //    std::cerr << "MainWindowBase::layerAboutToBeDeleted(" << layer << ")" << std::endl;
Chris@200:     if (layer == m_timeRulerLayer) {
Chris@200: //	std::cerr << "(this is the time ruler layer)" << std::endl;
Chris@200: 	m_timeRulerLayer = 0;
Chris@200:     }
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::layerInAView(Layer *layer, bool inAView)
Chris@200: {
Chris@200: //    std::cerr << "MainWindowBase::layerInAView(" << layer << "," << inAView << ")" << std::endl;
Chris@200: 
Chris@200:     // Check whether we need to add or remove model from play source
Chris@200:     Model *model = layer->getModel();
Chris@200:     if (model) {
Chris@200:         if (inAView) {
Chris@200:             m_playSource->addModel(model);
Chris@200:         } else {
Chris@200:             bool found = false;
Chris@200:             for (int i = 0; i < m_paneStack->getPaneCount(); ++i) {
Chris@200:                 Pane *pane = m_paneStack->getPane(i);
Chris@200:                 if (!pane) continue;
Chris@200:                 for (int j = 0; j < pane->getLayerCount(); ++j) {
Chris@200:                     Layer *pl = pane->getLayer(j);
Chris@200:                     if (pl && pl->getModel() == model) {
Chris@200:                         found = true;
Chris@200:                         break;
Chris@200:                     }
Chris@200:                 }
Chris@200:                 if (found) break;
Chris@200:             }
Chris@200:             if (!found) m_playSource->removeModel(model);
Chris@200:         }
Chris@200:     }
Chris@200: 
Chris@200:     updateMenuStates();
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::modelAdded(Model *model)
Chris@200: {
Chris@200: //    std::cerr << "MainWindowBase::modelAdded(" << model << ")" << std::endl;
Chris@200:     m_playSource->addModel(model);
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::mainModelChanged(WaveFileModel *model)
Chris@200: {
Chris@200: //    std::cerr << "MainWindowBase::mainModelChanged(" << model << ")" << std::endl;
Chris@200:     updateDescriptionLabel();
Chris@200:     if (model) m_viewManager->setMainModelSampleRate(model->getSampleRate());
Chris@200:     if (model && !m_playTarget && m_audioOutput) createPlayTarget();
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::modelAboutToBeDeleted(Model *model)
Chris@200: {
Chris@200: //    std::cerr << "MainWindowBase::modelAboutToBeDeleted(" << model << ")" << std::endl;
Chris@200:     if (model == m_viewManager->getPlaybackModel()) {
Chris@200:         m_viewManager->setPlaybackModel(0);
Chris@200:     }
Chris@200:     m_playSource->removeModel(model);
Chris@200:     FFTDataServer::modelAboutToBeDeleted(model);
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::pollOSC()
Chris@200: {
Chris@200:     if (!m_oscQueue || m_oscQueue->isEmpty()) return;
Chris@200:     std::cerr << "MainWindowBase::pollOSC: have " << m_oscQueue->getMessagesAvailable() << " messages" << std::endl;
Chris@200: 
Chris@200:     if (m_openingAudioFile) return;
Chris@200: 
Chris@200:     OSCMessage message = m_oscQueue->readMessage();
Chris@200: 
Chris@200:     if (message.getTarget() != 0) {
Chris@200:         return; //!!! for now -- this class is target 0, others not handled yet
Chris@200:     }
Chris@200: 
Chris@200:     handleOSCMessage(message);
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::inProgressSelectionChanged()
Chris@200: {
Chris@200:     Pane *currentPane = 0;
Chris@200:     if (m_paneStack) currentPane = m_paneStack->getCurrentPane();
Chris@200:     if (currentPane) updateVisibleRangeDisplay(currentPane);
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::contextHelpChanged(const QString &s)
Chris@200: {
Chris@200:     if (s == "" && m_myStatusMessage != "") {
Chris@200:         statusBar()->showMessage(m_myStatusMessage);
Chris@200:         return;
Chris@200:     }
Chris@200:     statusBar()->showMessage(s);
Chris@200: }
Chris@200: 
Chris@200: void
Chris@200: MainWindowBase::openHelpUrl(QString url)
Chris@200: {
Chris@200:     // This method mostly lifted from Qt Assistant source code
Chris@200: 
Chris@200:     QProcess *process = new QProcess(this);
Chris@200:     connect(process, SIGNAL(finished(int)), process, SLOT(deleteLater()));
Chris@200: 
Chris@200:     QStringList args;
Chris@200: 
Chris@200: #ifdef Q_OS_MAC
Chris@200:     args.append(url);
Chris@200:     process->start("open", args);
Chris@200: #else
Chris@200: #ifdef Q_OS_WIN32
Chris@200: 
Chris@200: 	QString pf(getenv("ProgramFiles"));
Chris@200: 	QString command = pf + QString("\\Internet Explorer\\IEXPLORE.EXE");
Chris@200: 
Chris@200: 	args.append(url);
Chris@200: 	process->start(command, args);
Chris@200: 
Chris@200: #else
Chris@200: #ifdef Q_WS_X11
Chris@200:     if (!qgetenv("KDE_FULL_SESSION").isEmpty()) {
Chris@200:         args.append("exec");
Chris@200:         args.append(url);
Chris@200:         process->start("kfmclient", args);
Chris@200:     } else if (!qgetenv("BROWSER").isEmpty()) {
Chris@200:         args.append(url);
Chris@200:         process->start(qgetenv("BROWSER"), args);
Chris@200:     } else {
Chris@200:         args.append(url);
Chris@200:         process->start("firefox", args);
Chris@200:     }
Chris@200: #endif
Chris@200: #endif
Chris@200: #endif
Chris@200: }
Chris@200: