Offer to save changes when closing a dialog.

--HG--
branch : dfighter-tools

code/studio/src/plugins/georges_editor/georges_dock_widget.cpp

@@ -17,6 +17,7 @@
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 #include "georges_dock_widget.h"
+#include <QMessageBox>
 
 GeorgesDockWidget::GeorgesDockWidget( QWidget *parent ) :
 QDockWidget( parent )
@@ -31,6 +32,26 @@ GeorgesDockWidget::~GeorgesDockWidget()
 
 void GeorgesDockWidget::closeEvent( QCloseEvent *e )
 {
+	if( isModified() )
+	{
+		QString title = windowTitle();
+		title.remove( '*' );
+
+		int reply = QMessageBox::question( this,
+											tr( "Closing dialog" ),
+											title + tr( " has been modified.\nWould you like to save the changes?" ),
+											QMessageBox::Yes | QMessageBox::No | QMessageBox::Cancel );
+
+		if( reply == QMessageBox::Cancel )
+		{
+			e->ignore();
+			return;
+		}
+
+		if( reply == QMessageBox::Yes )
+			write();
+	}
+
 	Q_EMIT closing( this );
 }