Change made to the project are now detected.

You're asked if you want to save your change, discard, or cancel.

src/GUI/MainWindow.cpp

@@ -386,3 +386,31 @@ void MainWindow::on_actionProject_Wizard_triggered()
     m_pWizard->show();
 }
 
+void    MainWindow::closeEvent( QCloseEvent* e )
+{
+    if ( ProjectManager::getInstance()->needSave() == true )
+    {
+        QMessageBox msgBox;
+        msgBox.setText( tr( "The project has been modified." ) );
+        msgBox.setInformativeText( tr( "Do you want to save it ?" ) );
+        msgBox.setStandardButtons( QMessageBox::Save | QMessageBox::Discard | QMessageBox::Cancel );
+        msgBox.setDefaultButton(QMessageBox::Save);
+        int     ret = msgBox.exec();
+
+        switch ( ret )
+        {
+            case QMessageBox::Save:
+                ProjectManager::getInstance()->saveProject();
+                break ;
+            case QMessageBox::Discard:
+                break ;
+            case QMessageBox::Cancel:
+            default:
+                e->ignore();
+                return ;
+            e->accept();
+        }
+    }
+    else
+        e->accept();
+}

src/GUI/MainWindow.h

@@ -57,7 +57,8 @@ public slots:
     void        zoomOut();
 
 protected:
-    virtual void changeEvent( QEvent *e );
+    virtual void    changeEvent( QEvent *e );
+    virtual void    closeEvent( QCloseEvent* e );
 
 private:
     void        initializeDockWidgets( void );

src/GUI/UndoStack.cpp

@@ -21,6 +21,7 @@
  *****************************************************************************/
 
 #include "UndoStack.h"
+#include "ProjectManager.h"
 
 UndoStack::UndoStack( QWidget* parent ) : QUndoView( parent )
 {
@@ -28,7 +29,8 @@ UndoStack::UndoStack( QWidget* parent ) : QUndoView( parent )
 
     m_undoStack = new QUndoStack( this );
     setStack( m_undoStack );
-    connect( m_undoStack, SIGNAL( cleanChanged(bool) ), this, SIGNAL( cleanChanged() ) );
+    connect( m_undoStack, SIGNAL( cleanChanged( bool ) ),
+             ProjectManager::getInstance(), SLOT( cleanChanged( bool ) ) );
 
     m_undoShortcut = new QShortcut( QKeySequence( tr( "Ctrl+z", "Undo" ) ), this );
     m_redoShortcut = new QShortcut( QKeySequence( tr( "Ctrl+Shift+z", "Redo" ) ), this );

src/GUI/UndoStack.h

@@ -45,7 +45,7 @@ class UndoStack : public QUndoView, public QSingleton<UndoStack>
         QShortcut*      m_redoShortcut;
 
     signals:
-        void            cleanChanged();
+        void            cleanChanged( bool val );
 
     friend class        QSingleton<UndoStack>;
 };

src/Project/ProjectManager.cpp

@@ -21,13 +21,14 @@
  *****************************************************************************/
 
 #include <QFileDialog>
+#include <QtDebug>
 
 #include "ProjectManager.h"
 #include "Library.h"
 #include "MainWorkflow.h"
 #include "SettingsManager.h"
 
-ProjectManager::ProjectManager() : m_projectFile( NULL )
+ProjectManager::ProjectManager() : m_projectFile( NULL ), m_needSave( false )
 {
 }
 
@@ -37,6 +38,16 @@ ProjectManager::~ProjectManager()
         delete m_projectFile;
 }
 
+bool    ProjectManager::needSave() const
+{
+    return m_needSave;
+}
+
+void    ProjectManager::cleanChanged( bool val )
+{
+    m_needSave = !val;
+}
+
 void    ProjectManager::loadTimeline()
 {
     QDomElement     root = m_domDocument->documentElement();

src/Project/ProjectManager.h

@@ -36,6 +36,7 @@ class   ProjectManager : public QObject, public Singleton<ProjectManager>
 public:
     void        loadProject();
     void        saveProject();
+    bool        needSave() const;
 
 private:
     ProjectManager();
@@ -47,11 +48,13 @@ private:
 private:
     QFile*          m_projectFile;
     QDomDocument*   m_domDocument;
+    bool            m_needSave;
 
     friend class    Singleton<ProjectManager>;
 
 private slots:
-    void        loadTimeline();
+    void            loadTimeline();
+    void            cleanChanged( bool val );
 };
 
 #endif // PROJECTMANAGER_H