Chris@0: /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
Chris@0: 
Chris@0: /*
Chris@0:     Sonic Visualiser
Chris@0:     An audio file viewer and annotation editor.
Chris@0:     Centre for Digital Music, Queen Mary, University of London.
Chris@77:     This file copyright 2006 Chris Cannam and QMUL.
Chris@0:     
Chris@0:     This program is free software; you can redistribute it and/or
Chris@0:     modify it under the terms of the GNU General Public License as
Chris@0:     published by the Free Software Foundation; either version 2 of the
Chris@0:     License, or (at your option) any later version.  See the file
Chris@0:     COPYING included with this distribution for more information.
Chris@0: */
Chris@0: 
Chris@0: #include "MainWindow.h"
Chris@0: 
Chris@1: #include "system/System.h"
Chris@1: #include "system/Init.h"
Chris@0: #include "base/TempDirectory.h"
Chris@0: #include "base/PropertyContainer.h"
Chris@0: #include "base/Preferences.h"
Chris@0: 
Chris@0: #include <QMetaType>
Chris@0: #include <QApplication>
Chris@0: #include <QDesktopWidget>
Chris@0: #include <QMessageBox>
Chris@0: #include <QTranslator>
Chris@0: #include <QLocale>
Chris@5: #include <QSettings>
Chris@7: #include <QIcon>
Chris@11: #include <QSessionManager>
Chris@0: 
Chris@0: #include <iostream>
Chris@0: #include <signal.h>
Chris@0: 
Chris@0: static QMutex cleanupMutex;
Chris@0: 
Chris@0: static void
Chris@0: signalHandler(int /* signal */)
Chris@0: {
Chris@0:     // Avoid this happening more than once across threads
Chris@0: 
Chris@0:     cleanupMutex.lock();
Chris@0:     std::cerr << "signalHandler: cleaning up and exiting" << std::endl;
Chris@0:     TempDirectory::getInstance()->cleanup();
Chris@0:     exit(0); // without releasing mutex
Chris@0: }
Chris@0: 
Chris@11: class SVApplication : public QApplication
Chris@11: {
Chris@11: public:
Chris@11:     SVApplication(int argc, char **argv) :
Chris@11:         QApplication(argc, argv),
Chris@11:         m_mainWindow(0) { }
Chris@11:     virtual ~SVApplication() { }
Chris@11: 
Chris@11:     void setMainWindow(MainWindow *mw) { m_mainWindow = mw; }
Chris@11:     void releaseMainWindow() { m_mainWindow = 0; }
Chris@11: 
Chris@11:     virtual void commitData(QSessionManager &manager) {
Chris@11:         if (!m_mainWindow) return;
Chris@11:         bool mayAskUser = manager.allowsInteraction();
Chris@11:         bool success = m_mainWindow->commitData(mayAskUser);
Chris@11:         manager.release();
Chris@11:         if (!success) manager.cancel();
Chris@11:     }
Chris@11: 
Chris@11: protected:
Chris@11:     MainWindow *m_mainWindow;
Chris@11: };
Chris@11: 
Chris@0: int
Chris@0: main(int argc, char **argv)
Chris@0: {
Chris@11:     SVApplication application(argc, argv);
Chris@0: 
Chris@46:     QStringList args = application.arguments();
Chris@46: 
Chris@0:     signal(SIGINT,  signalHandler);
Chris@0:     signal(SIGTERM, signalHandler);
Chris@0: 
Chris@0: #ifndef Q_WS_WIN32
Chris@0:     signal(SIGHUP,  signalHandler);
Chris@0:     signal(SIGQUIT, signalHandler);
Chris@0: #endif
Chris@0: 
Chris@0:     svSystemSpecificInitialisation();
Chris@0: 
Chris@46:     bool audioOutput = true;
Chris@70:     bool oscSupport = true;
Chris@70: 
Chris@70:     if (args.contains("--help")) {
Chris@70:         std::cerr << QApplication::tr(
Chris@70:             "\nSonic Visualiser is a program for viewing and exploring audio data\nfor semantic music analysis and annotation.\n\nUsage:\n\n  %1 [--no-audio] [--no-osc] [<file> ...]\n\n  --no-audio: Do not attempt to open an audio output device\n  --no-osc: Do not provide an Open Sound Control port for remote control\n  <file>: One or more Sonic Visualiser (.sv) and audio files may be provided.\n").arg(argv[0]).toStdString() << std::endl;
Chris@70:         exit(2);
Chris@70:     }
Chris@70: 
Chris@46:     if (args.contains("--no-audio")) audioOutput = false;
Chris@70:     if (args.contains("--no-osc")) oscSupport = false;
Chris@46: 
Chris@6:     QApplication::setOrganizationName("sonic-visualiser");
Chris@5:     QApplication::setOrganizationDomain("sonicvisualiser.org");
Chris@6:     QApplication::setApplicationName("sonic-visualiser");
Chris@5: 
Chris@7:     QApplication::setWindowIcon(QIcon(":icons/waveform.png"));
Chris@7: 
Chris@0:     QString language = QLocale::system().name();
Chris@0: 
Chris@0:     QTranslator qtTranslator;
Chris@0:     QString qtTrName = QString("qt_%1").arg(language);
Chris@0:     std::cerr << "Loading " << qtTrName.toStdString() << "..." << std::endl;
Chris@0:     qtTranslator.load(qtTrName);
Chris@0:     application.installTranslator(&qtTranslator);
Chris@0: 
Chris@0:     QTranslator svTranslator;
Chris@0:     QString svTrName = QString("sonic-visualiser_%1").arg(language);
Chris@0:     std::cerr << "Loading " << svTrName.toStdString() << "..." << std::endl;
Chris@0:     svTranslator.load(svTrName, ":i18n");
Chris@0:     application.installTranslator(&svTranslator);
Chris@0: 
Chris@0:     // Permit size_t and PropertyName to be used as args in queued signal calls
Chris@0:     qRegisterMetaType<size_t>("size_t");
Chris@0:     qRegisterMetaType<PropertyContainer::PropertyName>("PropertyContainer::PropertyName");
Chris@0: 
Chris@70:     MainWindow gui(audioOutput, oscSupport);
Chris@11:     application.setMainWindow(&gui);
Chris@0: 
Chris@0:     QDesktopWidget *desktop = QApplication::desktop();
Chris@0:     QRect available = desktop->availableGeometry();
Chris@0: 
Chris@0:     int width = available.width() * 2 / 3;
Chris@0:     int height = available.height() / 2;
Chris@0:     if (height < 450) height = available.height() * 2 / 3;
Chris@0:     if (width > height * 2) width = height * 2;
Chris@0: 
Chris@5:     QSettings settings;
Chris@5:     settings.beginGroup("MainWindow");
Chris@5:     QSize size = settings.value("size", QSize(width, height)).toSize();
Chris@5:     gui.resize(size);
Chris@5:     if (settings.contains("position")) {
Chris@5:         gui.move(settings.value("position").toPoint());
Chris@5:     }
Chris@5:     settings.endGroup();
Chris@5:     
Chris@0:     gui.show();
Chris@64: 
Chris@54:     bool haveSession = false;
Chris@54:     bool haveMainModel = false;
Chris@46: 
Chris@54:     for (QStringList::iterator i = args.begin(); i != args.end(); ++i) {
Chris@54: 
Chris@83:         MainWindow::FileOpenStatus status = MainWindow::FileOpenFailed;
Chris@54: 
Chris@54:         if (i == args.begin()) continue;
Chris@54:         if (i->startsWith('-')) continue;
Chris@54: 
Chris@85:         if (i->startsWith("http:") || i->startsWith("ftp:")) {
Chris@85:             status = gui.openURL(QUrl(*i));
Chris@85:             continue;
Chris@85:         }
Chris@85: 
Chris@54:         QString path = *i;
Chris@54: 
Chris@54:         if (path.endsWith("sv")) {
Chris@54:             if (!haveSession) {
Chris@82:                 status = gui.openSessionFile(path);
Chris@82:                 if (status == MainWindow::FileOpenSucceeded) {
Chris@54:                     haveSession = true;
Chris@54:                     haveMainModel = true;
Chris@54:                 }
Chris@54:             } else {
Chris@54:                 std::cerr << "WARNING: Ignoring additional session file argument \"" << path.toStdString() << "\"" << std::endl;
Chris@82:                 status = MainWindow::FileOpenSucceeded;
Chris@54:             }
Chris@54:         }
Chris@82:         if (status != MainWindow::FileOpenSucceeded) {
Chris@54:             if (!haveMainModel) {
Chris@82:                 status = gui.openSomeFile(path, MainWindow::ReplaceMainModel);
Chris@82:                 if (status == MainWindow::FileOpenSucceeded) haveMainModel = true;
Chris@54:             } else {
Chris@82:                 status = gui.openSomeFile(path, MainWindow::CreateAdditionalModel);
Chris@54:             }
Chris@54:         }
Chris@82:         if (status == MainWindow::FileOpenFailed) {
Chris@54: 	    QMessageBox::critical
Chris@54:                 (&gui, QMessageBox::tr("Failed to open file"),
Chris@54:                  QMessageBox::tr("File \"%1\" could not be opened").arg(path));
Chris@54:         }
Chris@54:     }            
Chris@0: 
Chris@0:     int rv = application.exec();
Chris@0:     std::cerr << "application.exec() returned " << rv << std::endl;
Chris@0: 
Chris@0:     cleanupMutex.lock();
Chris@0:     TempDirectory::getInstance()->cleanup();
Chris@11:     application.releaseMainWindow();
Chris@5: 
Chris@0:     return rv;
Chris@0: }