CComponentsHeader: add methode initRepaintSlot() and considered parent

Required in sub classes. Considering of parent ensures usage of
required background color in sub classes.


Origin commit data
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Commit: 3e342a7661
Author: Thilo Graf <dbt@novatux.de>
Date: 2017-04-07 (Fri, 07 Apr 2017)

src/gui/components/cc_frm_header.h

@@ -112,6 +112,8 @@ class CComponentsHeader : public CComponentsForm, public CCTextScreen
 		void initButtons();
 		///sub: init clock object
 		void initClock();
+		///int repaint slot
+		void initRepaintSlot();
 
 	public:
 		enum