Qt: take in account the SOUT params edited

Close #9565

modules/gui/qt4/dialogs/sout.cpp

@@ -155,16 +155,10 @@ void SoutDialog::addDest( )
     updateMRL();
 }
 
-void SoutDialog::ok()
+void SoutDialog::done( int r )
 {
     mrl = ui.mrlEdit->toPlainText();
-    accept();
-}
-
-void SoutDialog::cancel()
-{
-    mrl.clear();
-    reject();
+    QWizard::done(r);
 }
 
 void SoutDialog::updateMRL()

modules/gui/qt4/dialogs/sout.hpp

@@ -120,6 +120,8 @@ public:
 
     QString getMrl(){ return mrl; }
 
+protected:
+    virtual void done( int );
 private:
     Ui::Sout ui;
 
@@ -132,8 +134,6 @@ public slots:
     void updateMRL();
 
 private slots:
-    void ok();
-    void cancel();
     void closeTab( int );
     void addDest();
 };