annotate main/main.cpp @ 85:4eae5b521a34

* Framework for retrieving files from remote locations
author Chris Cannam
date Mon, 08 Jan 2007 17:04:35 +0000
parents 0d2fb43b5ee5
children a4e79db79282
rev   line source
Chris@0 1 /* -*- c-basic-offset: 4 indent-tabs-mode: nil -*- vi:set ts=8 sts=4 sw=4: */
Chris@0 2
Chris@0 3 /*
Chris@0 4 Sonic Visualiser
Chris@0 5 An audio file viewer and annotation editor.
Chris@0 6 Centre for Digital Music, Queen Mary, University of London.
Chris@77 7 This file copyright 2006 Chris Cannam and QMUL.
Chris@0 8
Chris@0 9 This program is free software; you can redistribute it and/or
Chris@0 10 modify it under the terms of the GNU General Public License as
Chris@0 11 published by the Free Software Foundation; either version 2 of the
Chris@0 12 License, or (at your option) any later version. See the file
Chris@0 13 COPYING included with this distribution for more information.
Chris@0 14 */
Chris@0 15
Chris@0 16 #include "MainWindow.h"
Chris@0 17
Chris@1 18 #include "system/System.h"
Chris@1 19 #include "system/Init.h"
Chris@0 20 #include "base/TempDirectory.h"
Chris@0 21 #include "base/PropertyContainer.h"
Chris@0 22 #include "base/Preferences.h"
Chris@0 23
Chris@0 24 #include <QMetaType>
Chris@0 25 #include <QApplication>
Chris@0 26 #include <QDesktopWidget>
Chris@0 27 #include <QMessageBox>
Chris@0 28 #include <QTranslator>
Chris@0 29 #include <QLocale>
Chris@5 30 #include <QSettings>
Chris@7 31 #include <QIcon>
Chris@11 32 #include <QSessionManager>
Chris@0 33
Chris@0 34 #include <iostream>
Chris@0 35 #include <signal.h>
Chris@0 36
Chris@0 37 static QMutex cleanupMutex;
Chris@0 38
Chris@0 39 static void
Chris@0 40 signalHandler(int /* signal */)
Chris@0 41 {
Chris@0 42 // Avoid this happening more than once across threads
Chris@0 43
Chris@0 44 cleanupMutex.lock();
Chris@0 45 std::cerr << "signalHandler: cleaning up and exiting" << std::endl;
Chris@0 46 TempDirectory::getInstance()->cleanup();
Chris@0 47 exit(0); // without releasing mutex
Chris@0 48 }
Chris@0 49
Chris@11 50 class SVApplication : public QApplication
Chris@11 51 {
Chris@11 52 public:
Chris@11 53 SVApplication(int argc, char **argv) :
Chris@11 54 QApplication(argc, argv),
Chris@11 55 m_mainWindow(0) { }
Chris@11 56 virtual ~SVApplication() { }
Chris@11 57
Chris@11 58 void setMainWindow(MainWindow *mw) { m_mainWindow = mw; }
Chris@11 59 void releaseMainWindow() { m_mainWindow = 0; }
Chris@11 60
Chris@11 61 virtual void commitData(QSessionManager &manager) {
Chris@11 62 if (!m_mainWindow) return;
Chris@11 63 bool mayAskUser = manager.allowsInteraction();
Chris@11 64 bool success = m_mainWindow->commitData(mayAskUser);
Chris@11 65 manager.release();
Chris@11 66 if (!success) manager.cancel();
Chris@11 67 }
Chris@11 68
Chris@11 69 protected:
Chris@11 70 MainWindow *m_mainWindow;
Chris@11 71 };
Chris@11 72
Chris@0 73 int
Chris@0 74 main(int argc, char **argv)
Chris@0 75 {
Chris@11 76 SVApplication application(argc, argv);
Chris@0 77
Chris@46 78 QStringList args = application.arguments();
Chris@46 79
Chris@0 80 signal(SIGINT, signalHandler);
Chris@0 81 signal(SIGTERM, signalHandler);
Chris@0 82
Chris@0 83 #ifndef Q_WS_WIN32
Chris@0 84 signal(SIGHUP, signalHandler);
Chris@0 85 signal(SIGQUIT, signalHandler);
Chris@0 86 #endif
Chris@0 87
Chris@0 88 svSystemSpecificInitialisation();
Chris@0 89
Chris@46 90 bool audioOutput = true;
Chris@70 91 bool oscSupport = true;
Chris@70 92
Chris@70 93 if (args.contains("--help")) {
Chris@70 94 std::cerr << QApplication::tr(
Chris@70 95 "\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 96 exit(2);
Chris@70 97 }
Chris@70 98
Chris@46 99 if (args.contains("--no-audio")) audioOutput = false;
Chris@70 100 if (args.contains("--no-osc")) oscSupport = false;
Chris@46 101
Chris@6 102 QApplication::setOrganizationName("sonic-visualiser");
Chris@5 103 QApplication::setOrganizationDomain("sonicvisualiser.org");
Chris@6 104 QApplication::setApplicationName("sonic-visualiser");
Chris@5 105
Chris@7 106 QApplication::setWindowIcon(QIcon(":icons/waveform.png"));
Chris@7 107
Chris@0 108 QString language = QLocale::system().name();
Chris@0 109
Chris@0 110 QTranslator qtTranslator;
Chris@0 111 QString qtTrName = QString("qt_%1").arg(language);
Chris@0 112 std::cerr << "Loading " << qtTrName.toStdString() << "..." << std::endl;
Chris@0 113 qtTranslator.load(qtTrName);
Chris@0 114 application.installTranslator(&qtTranslator);
Chris@0 115
Chris@0 116 QTranslator svTranslator;
Chris@0 117 QString svTrName = QString("sonic-visualiser_%1").arg(language);
Chris@0 118 std::cerr << "Loading " << svTrName.toStdString() << "..." << std::endl;
Chris@0 119 svTranslator.load(svTrName, ":i18n");
Chris@0 120 application.installTranslator(&svTranslator);
Chris@0 121
Chris@0 122 // Permit size_t and PropertyName to be used as args in queued signal calls
Chris@0 123 qRegisterMetaType<size_t>("size_t");
Chris@0 124 qRegisterMetaType<PropertyContainer::PropertyName>("PropertyContainer::PropertyName");
Chris@0 125
Chris@70 126 MainWindow gui(audioOutput, oscSupport);
Chris@11 127 application.setMainWindow(&gui);
Chris@0 128
Chris@0 129 QDesktopWidget *desktop = QApplication::desktop();
Chris@0 130 QRect available = desktop->availableGeometry();
Chris@0 131
Chris@0 132 int width = available.width() * 2 / 3;
Chris@0 133 int height = available.height() / 2;
Chris@0 134 if (height < 450) height = available.height() * 2 / 3;
Chris@0 135 if (width > height * 2) width = height * 2;
Chris@0 136
Chris@5 137 QSettings settings;
Chris@5 138 settings.beginGroup("MainWindow");
Chris@5 139 QSize size = settings.value("size", QSize(width, height)).toSize();
Chris@5 140 gui.resize(size);
Chris@5 141 if (settings.contains("position")) {
Chris@5 142 gui.move(settings.value("position").toPoint());
Chris@5 143 }
Chris@5 144 settings.endGroup();
Chris@5 145
Chris@0 146 gui.show();
Chris@64 147
Chris@54 148 bool haveSession = false;
Chris@54 149 bool haveMainModel = false;
Chris@46 150
Chris@54 151 for (QStringList::iterator i = args.begin(); i != args.end(); ++i) {
Chris@54 152
Chris@83 153 MainWindow::FileOpenStatus status = MainWindow::FileOpenFailed;
Chris@54 154
Chris@54 155 if (i == args.begin()) continue;
Chris@54 156 if (i->startsWith('-')) continue;
Chris@54 157
Chris@85 158 if (i->startsWith("http:") || i->startsWith("ftp:")) {
Chris@85 159 status = gui.openURL(QUrl(*i));
Chris@85 160 continue;
Chris@85 161 }
Chris@85 162
Chris@54 163 QString path = *i;
Chris@54 164
Chris@54 165 if (path.endsWith("sv")) {
Chris@54 166 if (!haveSession) {
Chris@82 167 status = gui.openSessionFile(path);
Chris@82 168 if (status == MainWindow::FileOpenSucceeded) {
Chris@54 169 haveSession = true;
Chris@54 170 haveMainModel = true;
Chris@54 171 }
Chris@54 172 } else {
Chris@54 173 std::cerr << "WARNING: Ignoring additional session file argument \"" << path.toStdString() << "\"" << std::endl;
Chris@82 174 status = MainWindow::FileOpenSucceeded;
Chris@54 175 }
Chris@54 176 }
Chris@82 177 if (status != MainWindow::FileOpenSucceeded) {
Chris@54 178 if (!haveMainModel) {
Chris@82 179 status = gui.openSomeFile(path, MainWindow::ReplaceMainModel);
Chris@82 180 if (status == MainWindow::FileOpenSucceeded) haveMainModel = true;
Chris@54 181 } else {
Chris@82 182 status = gui.openSomeFile(path, MainWindow::CreateAdditionalModel);
Chris@54 183 }
Chris@54 184 }
Chris@82 185 if (status == MainWindow::FileOpenFailed) {
Chris@54 186 QMessageBox::critical
Chris@54 187 (&gui, QMessageBox::tr("Failed to open file"),
Chris@54 188 QMessageBox::tr("File \"%1\" could not be opened").arg(path));
Chris@54 189 }
Chris@54 190 }
Chris@0 191
Chris@0 192 int rv = application.exec();
Chris@0 193 std::cerr << "application.exec() returned " << rv << std::endl;
Chris@0 194
Chris@0 195 cleanupMutex.lock();
Chris@0 196 TempDirectory::getInstance()->cleanup();
Chris@11 197 application.releaseMainWindow();
Chris@5 198
Chris@0 199 return rv;
Chris@0 200 }