Moved the event listener from the 3d widget to the gui control class.

--HG--
branch : gsoc2014-dfighter

code/studio/src/plugins/gui_editor/nel3d_widget.cpp

@@ -21,8 +21,7 @@
 #include "nel/3d/driver_user.h"
 #include "nel/misc/rgba.h"
 #include "nel/misc/path.h"
-#include "nel/misc/event_listener.h"
+//#include "nel/misc/event_listener.h"
-#include "nel/gui/event_listener.h"
 
 #ifdef NL_OS_WINDOWS
 #include <Windows.h>
@@ -42,7 +41,6 @@ namespace GUIEditor
 		// so that we can render the widget normally ourselves, without the image
 		// disappearing when a widget is resized or shown on top of us
 		setAttribute( Qt::WA_PaintOnScreen, true );
-		eventListener = NULL;
 	}
 
 	Nel3DWidget::~Nel3DWidget()
@@ -59,7 +57,6 @@ namespace GUIEditor
 			delete driver;
 			driver = NULL;
 		}
-		delete eventListener;
 	}
 
 	void Nel3DWidget::init()
@@ -69,8 +66,6 @@ namespace GUIEditor
 		driver = NL3D::UDriver::createDriver( 0, false, 0 );
 		driver->setMatrixMode2D11();
 		driver->setDisplay( winId(), NL3D::UDriver::CMode( width(), height(), 32, true ) );
-		eventListener = new NLGUI::CEventListener();
-		eventListener->addToServer( &driver->EventServer );
 	}
 
 	void Nel3DWidget::createTextContext( std::string fontFile )

code/studio/src/plugins/gui_editor/nel3d_widget.h

@@ -22,11 +22,6 @@
 #include "nel/misc/types_nl.h"
 #include <string>
 
-namespace NLGUI
-{
-	class CEventListener;
-}
-
 namespace NL3D
 {
 	class UDriver;
@@ -71,7 +66,6 @@ namespace GUIEditor
 	private:
 		NL3D::UDriver *driver;
 		NL3D::UTextContext *textContext;
-		NLGUI::CEventListener *eventListener;
 	};
 }
 

code/studio/src/plugins/gui_editor/nelgui_ctrl.cpp

@@ -22,6 +22,7 @@
 #include "nel/gui/widget_manager.h"
 #include "nel/gui/action_handler.h"
 #include "nel/gui/lua_manager.h"
+#include "nel/gui/event_listener.h"
 #include "nel/misc/path.h"
 #include "nel/misc/i18n.h"
 #include <set>
@@ -42,6 +43,8 @@ namespace GUIEditor
 		guiLoaded = false;
 		watcher = NULL;
 		w = new Nel3DWidget();
+		eventListener = new NLGUI::CEventListener();
+		listening = false;
 	}
 
 	NelGUICtrl::~NelGUICtrl()
@@ -157,6 +160,12 @@ namespace GUIEditor
 	{
 		if( timerID == 0 )
 			timerID = startTimer( 200 );
+
+		if( !listening )
+		{
+			eventListener->addToServer( &w->getDriver()->EventServer );
+			listening = true;
+		}
 	}
 
 	void NelGUICtrl::hide()
@@ -166,6 +175,12 @@ namespace GUIEditor
 			killTimer( timerID );
 			timerID = 0;
 		}
+
+		if( listening )
+		{
+			eventListener->removeFromServer();
+			listening = false;
+		}
 	}
 
 	QWidget* NelGUICtrl::getViewPort()

code/studio/src/plugins/gui_editor/nelgui_ctrl.h

@@ -23,6 +23,11 @@
 
 class QWidget;
 
+namespace NLGUI
+{
+	class CEventListener;
+}
+
 namespace GUIEditor
 {
 	class CEditorSelectionWatcher;
@@ -58,8 +63,11 @@ Q_SIGNALS:
 		bool guiLoaded;
 		CEditorSelectionWatcher *watcher;
 
+		NLGUI::CEventListener *eventListener;
+
+		Nel3DWidget *w;
 
-		Nel3DWidget *w;		
+		bool listening;
 	};
 }