Mercurial > hg > sonic-visualiser
view main/main.cpp @ 77:bedc7517b6e8
* Update copyright notes as appropriate.
author | Chris Cannam |
---|---|
date | Fri, 17 Nov 2006 16:27:39 +0000 |
parents | e269ae6ed008 |
children | c1318aac18d2 |
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/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */ /* Sonic Visualiser An audio file viewer and annotation editor. Centre for Digital Music, Queen Mary, University of London. This file copyright 2006 Chris Cannam and QMUL. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. See the file COPYING included with this distribution for more information. */ #include "MainWindow.h" #include "system/System.h" #include "system/Init.h" #include "base/TempDirectory.h" #include "base/PropertyContainer.h" #include "base/Preferences.h" #include <QMetaType> #include <QApplication> #include <QDesktopWidget> #include <QMessageBox> #include <QTranslator> #include <QLocale> #include <QSettings> #include <QIcon> #include <QSessionManager> #include <iostream> #include <signal.h> //!!! catch trappable signals, cleanup temporary directory etc //!!! check for crap left over from previous run static QMutex cleanupMutex; static void signalHandler(int /* signal */) { // Avoid this happening more than once across threads cleanupMutex.lock(); std::cerr << "signalHandler: cleaning up and exiting" << std::endl; TempDirectory::getInstance()->cleanup(); exit(0); // without releasing mutex } class SVApplication : public QApplication { public: SVApplication(int argc, char **argv) : QApplication(argc, argv), m_mainWindow(0) { } virtual ~SVApplication() { } void setMainWindow(MainWindow *mw) { m_mainWindow = mw; } void releaseMainWindow() { m_mainWindow = 0; } virtual void commitData(QSessionManager &manager) { if (!m_mainWindow) return; bool mayAskUser = manager.allowsInteraction(); bool success = m_mainWindow->commitData(mayAskUser); manager.release(); if (!success) manager.cancel(); } protected: MainWindow *m_mainWindow; }; int main(int argc, char **argv) { SVApplication application(argc, argv); QStringList args = application.arguments(); signal(SIGINT, signalHandler); signal(SIGTERM, signalHandler); #ifndef Q_WS_WIN32 signal(SIGHUP, signalHandler); signal(SIGQUIT, signalHandler); #endif svSystemSpecificInitialisation(); bool audioOutput = true; bool oscSupport = true; if (args.contains("--help")) { std::cerr << QApplication::tr( "\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; exit(2); } if (args.contains("--no-audio")) audioOutput = false; if (args.contains("--no-osc")) oscSupport = false; QApplication::setOrganizationName("sonic-visualiser"); QApplication::setOrganizationDomain("sonicvisualiser.org"); QApplication::setApplicationName("sonic-visualiser"); QApplication::setWindowIcon(QIcon(":icons/waveform.png")); QString language = QLocale::system().name(); QTranslator qtTranslator; QString qtTrName = QString("qt_%1").arg(language); std::cerr << "Loading " << qtTrName.toStdString() << "..." << std::endl; qtTranslator.load(qtTrName); application.installTranslator(&qtTranslator); QTranslator svTranslator; QString svTrName = QString("sonic-visualiser_%1").arg(language); std::cerr << "Loading " << svTrName.toStdString() << "..." << std::endl; svTranslator.load(svTrName, ":i18n"); application.installTranslator(&svTranslator); // Permit size_t and PropertyName to be used as args in queued signal calls qRegisterMetaType<size_t>("size_t"); qRegisterMetaType<PropertyContainer::PropertyName>("PropertyContainer::PropertyName"); MainWindow gui(audioOutput, oscSupport); application.setMainWindow(&gui); QDesktopWidget *desktop = QApplication::desktop(); QRect available = desktop->availableGeometry(); int width = available.width() * 2 / 3; int height = available.height() / 2; if (height < 450) height = available.height() * 2 / 3; if (width > height * 2) width = height * 2; QSettings settings; settings.beginGroup("MainWindow"); QSize size = settings.value("size", QSize(width, height)).toSize(); gui.resize(size); if (settings.contains("position")) { gui.move(settings.value("position").toPoint()); } settings.endGroup(); gui.show(); bool haveSession = false; bool haveMainModel = false; for (QStringList::iterator i = args.begin(); i != args.end(); ++i) { bool success = false; if (i == args.begin()) continue; if (i->startsWith('-')) continue; QString path = *i; if (path.endsWith("sv")) { if (!haveSession) { success = gui.openSessionFile(path); if (success) { haveSession = true; haveMainModel = true; } } else { std::cerr << "WARNING: Ignoring additional session file argument \"" << path.toStdString() << "\"" << std::endl; success = true; } } if (!success) { if (!haveMainModel) { success = gui.openSomeFile(path, MainWindow::ReplaceMainModel); if (success) haveMainModel = true; } else { success = gui.openSomeFile(path, MainWindow::CreateAdditionalModel); } } if (!success) { QMessageBox::critical (&gui, QMessageBox::tr("Failed to open file"), QMessageBox::tr("File \"%1\" could not be opened").arg(path)); } } int rv = application.exec(); std::cerr << "application.exec() returned " << rv << std::endl; cleanupMutex.lock(); TempDirectory::getInstance()->cleanup(); application.releaseMainWindow(); return rv; }