diff --git a/code/nel/include/nel/gui/group_container_base.h b/code/nel/include/nel/gui/group_container_base.h
index a4c2a0ba6..988050341 100644
--- a/code/nel/include/nel/gui/group_container_base.h
+++ b/code/nel/include/nel/gui/group_container_base.h
@@ -19,6 +19,7 @@
 #define GROUP_CONTAINER_BASE_H
 
 #include "nel/gui/interface_group.h"
+#include "nel/misc/rgba.h"
 
 namespace NLGUI
 {
@@ -76,7 +77,10 @@ namespace NLGUI
 			REFLECT_STRING("on_alpha_settings_changed_aparams", getAHOnAlphaSettingsChangedParams, setAHOnAlphaSettingsChangedParams);
 		REFLECT_EXPORT_END
 
-			virtual bool isMoving() const{ return false; }
+		virtual bool isMoving() const{ return false; }
+
+		// Get the header color draw. NB: depends if grayed, and if active.
+		virtual NLMISC::CRGBA getDrawnHeaderColor () const{ return NLMISC::CRGBA(); };
 
 	protected:
 		void triggerAlphaSettingsChangedAH();
diff --git a/code/ryzom/client/src/interface_v3/ctrl_text_button.cpp b/code/ryzom/client/src/interface_v3/ctrl_text_button.cpp
index bdba8c1f0..fff7127f0 100644
--- a/code/ryzom/client/src/interface_v3/ctrl_text_button.cpp
+++ b/code/ryzom/client/src/interface_v3/ctrl_text_button.cpp
@@ -14,23 +14,14 @@
 // You should have received a copy of the GNU Affero General Public License
 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
-
-
-
-
-#include "stdpch.h"
-
 #include "ctrl_text_button.h"
-#include "interface_manager.h"
 #include "nel/misc/xml_auto_ptr.h"
 #include "nel/gui/view_text.h"
 #include "nel/gui/view_text_id.h"
-#include "group_container.h"
+#include "nel/gui/group_container_base.h"
 #include "nel/gui/lua_ihm.h"
-#include "lua_ihm_ryzom.h"
+#include "nel/gui/widget_manager.h"
 
-
-// ***************************************************************************
 using namespace std;
 using namespace NLMISC;
 using namespace NL3D;
@@ -69,7 +60,6 @@ CCtrlTextButton::CCtrlTextButton(const TCtorParam &param)
 bool CCtrlTextButton::parse(xmlNodePtr cur, CInterfaceGroup * parentGroup)
 {
 	CXMLAutoPtr prop;
-	CInterfaceManager *pIM = CInterfaceManager::getInstance();
 	CViewRenderer &rVR = *CViewRenderer::getInstance();
 
 	//try to get props that can be inherited from groups
@@ -272,7 +262,6 @@ void CCtrlTextButton::draw ()
 	CViewRenderer::CTextureId *pTxId = NULL;
 	CRGBA  color;
 
-	CInterfaceManager *pIM = CInterfaceManager::getInstance();
 	CViewRenderer &rVR = *CViewRenderer::getInstance();
 	CRGBA	globalColor= CWidgetManager::getInstance()->getGlobalColorForContent();
 
@@ -392,7 +381,7 @@ void CCtrlTextButton::draw ()
 		CInterfaceGroup		*pIG= getRootWindow();
 		if(pIG->isGroupContainer())
 		{
-			CGroupContainer		*pGC= static_cast<CGroupContainer*>(pIG);
+			CGroupContainerBase *pGC = static_cast<CGroupContainerBase*>(pIG);
 			viewTextColor= pGC->getDrawnHeaderColor();
 		}
 	}
diff --git a/code/ryzom/client/src/interface_v3/ctrl_text_button.h b/code/ryzom/client/src/interface_v3/ctrl_text_button.h
index fd90e2d7e..677690e50 100644
--- a/code/ryzom/client/src/interface_v3/ctrl_text_button.h
+++ b/code/ryzom/client/src/interface_v3/ctrl_text_button.h
@@ -28,7 +28,6 @@ namespace NLGUI
 	class CEventDescriptor;
 	class CViewText;
 }
-class CInterfaceManager;
 
 // ***************************************************************************
 /**