+ move GuiApplication class into its own source files

src/Gui/GuiApplication.cpp

@@ -0,0 +1,126 @@
+/***************************************************************************
+ *   Copyright (c) 2015 Werner Mayer <wmayer[at]users.sourceforge.net>     *
+ *                                                                         *
+ *   This file is part of the FreeCAD CAx development system.              *
+ *                                                                         *
+ *   This library is free software; you can redistribute it and/or         *
+ *   modify it under the terms of the GNU Library General Public           *
+ *   License as published by the Free Software Foundation; either          *
+ *   version 2 of the License, or (at your option) any later version.      *
+ *                                                                         *
+ *   This library  is distributed in the hope that it will be useful,      *
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
+ *   GNU Library General Public License for more details.                  *
+ *                                                                         *
+ *   You should have received a copy of the GNU Library General Public     *
+ *   License along with this library; see the file COPYING.LIB. If not,    *
+ *   write to the Free Software Foundation, Inc., 59 Temple Place,         *
+ *   Suite 330, Boston, MA  02111-1307, USA                                *
+ *                                                                         *
+ ***************************************************************************/
+
+
+#include "PreCompiled.h"
+
+#ifndef _PreComp_
+# include <sstream>
+# include <stdexcept>
+# include <QSessionManager>
+#endif
+
+#include "GuiApplication.h"
+#include "SpaceballEvent.h"
+#include "MainWindow.h"
+
+#include <Base/Console.h>
+#include <Base/Exception.h>
+#include <Base/Interpreter.h>
+
+#include <App/Application.h>
+
+using namespace Gui;
+
+GUIApplication::GUIApplication(int & argc, char ** argv, int exitcode)
+    : GUIApplicationNativeEventAware(argc, argv), systemExit(exitcode)
+{
+}
+
+bool GUIApplication::notify (QObject * receiver, QEvent * event)
+{
+    if (!receiver && event) {
+        Base::Console().Log("GUIApplication::notify: Unexpected null receiver, event type: %d\n",
+            (int)event->type());
+    }
+    try {
+        if (event->type() == Spaceball::ButtonEvent::ButtonEventType || 
+            event->type() == Spaceball::MotionEvent::MotionEventType)
+            return processSpaceballEvent(receiver, event);
+        else
+            return QApplication::notify(receiver, event);
+    }
+    catch (const Base::SystemExitException&) {
+        qApp->exit(systemExit);
+        return true;
+    }
+    catch (const Base::Exception& e) {
+        Base::Console().Error("Unhandled Base::Exception caught in GUIApplication::notify.\n"
+                              "The error message is: %s\n", e.what());
+    }
+    catch (const std::exception& e) {
+        Base::Console().Error("Unhandled std::exception caught in GUIApplication::notify.\n"
+                              "The error message is: %s\n", e.what());
+    }
+    catch (...) {
+        Base::Console().Error("Unhandled unknown exception caught in GUIApplication::notify.\n");
+    }
+
+    // Print some more information to the log file (if active) to ease bug fixing
+    if (receiver && event) {
+        try {
+            std::stringstream dump;
+            dump << "The event type " << (int)event->type() << " was sent to "
+                 << receiver->metaObject()->className() << "\n";
+            dump << "Object tree:\n";
+            if (receiver->isWidgetType()) {
+                QWidget* w = qobject_cast<QWidget*>(receiver);
+                while (w) {
+                    dump << "\t";
+                    dump << w->metaObject()->className();
+                    QString name = w->objectName();
+                    if (!name.isEmpty())
+                        dump << " (" << (const char*)name.toUtf8() << ")";
+                    w = w->parentWidget();
+                    if (w)
+                        dump << " is child of\n";
+                }
+                std::string str = dump.str();
+                Base::Console().Log("%s",str.c_str());
+            }
+        }
+        catch (...) {
+            Base::Console().Log("Invalid recipient and/or event in GUIApplication::notify\n");
+        }
+    }
+
+    return true;
+}
+
+void GUIApplication::commitData(QSessionManager &manager)
+{
+    if (manager.allowsInteraction()) {
+        if (!Gui::getMainWindow()->close()) {
+            // cancel the shutdown
+            manager.release();
+            manager.cancel();
+        }
+    }
+    else {
+        // no user interaction allowed, thus close all documents and
+        // the main window
+        App::GetApplication().closeAllDocuments();
+        Gui::getMainWindow()->close();
+    }
+}
+
+#include "moc_GuiApplication.cpp"