comparison main/main.cpp @ 11:0dbd08e365ce

* Add session management support (commitData)

 #include <QMessageBox>
 #include <QTranslator>
 #include <QLocale>
 #include <QSettings>
 #include <QIcon>
+#include <QSessionManager>
 
 #include <iostream>
 #include <signal.h>
 
 //!!! catch trappable signals, cleanup temporary directory etc

     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)
 {
-    QApplication application(argc, argv);
+    SVApplication application(argc, argv);
 
     signal(SIGINT,  signalHandler);
     signal(SIGTERM, signalHandler);
 
 #ifndef Q_WS_WIN32

     // 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;
+    application.setMainWindow(&gui);
 
     QDesktopWidget *desktop = QApplication::desktop();
     QRect available = desktop->availableGeometry();
 
     int width = available.width() * 2 / 3;

     int rv = application.exec();
     std::cerr << "application.exec() returned " << rv << std::endl;
 
     cleanupMutex.lock();
     TempDirectory::getInstance()->cleanup();
+    application.releaseMainWindow();
 
     return rv;
 }