Remove unused OSGWidget::wid and add decorator to get window ID

include/gepetto/gui/osgwidget.hh

@@ -39,8 +39,6 @@ namespace gepetto {
         /// Replace the camera at her home position.
         virtual void onHome();
 
-        int wid () const;
-
         void addFloor();
         void attachToWindow (const std::string nodeName);
 

src/gepetto/corbaserver/client.py

@@ -79,7 +79,7 @@ class Client:
     try:
       from PythonQt.gepetto import MainWindow
       # At this point, we are in the python interpreter of gepetto-gui
-      self.gui.createWindow = lambda x: MainWindow.instance().createView(x).wid()
+      self.gui.createWindow = lambda x: MainWindow.instance().createView(x).windowID()
     except ImportError:
       # At this point, we are NOT in the python interpreter of gepetto-gui
       pass

src/gui/osgwidget.cc

@@ -165,11 +165,6 @@ namespace gepetto {
       return wid_;
     }
 
-    int OSGWidget::wid() const
-    {
-      return int(wid_);
-    }
-
     graphics::WindowManagerPtr_t OSGWidget::window() const
     {
       return wm_;

src/gui/python-decorator.hh

@@ -14,6 +14,8 @@ namespace gepetto {
 
       public slots:
       MainWindow* static_MainWindow_instance () const { return MainWindow::instance (); }
+
+      int windowID (OSGWidget* o) const { return o->windowID(); }
     };
   } // namespace gui
 } // namespace gepetto