CMenuTarget: outsource CMenuTarget-class

It's required for some inheritations into other classes if include
of menue.h is not wanted


Origin commit data
------------------
Commit: 098905e8e1
Author: Thilo Graf <dbt@novatux.de>
Date: 2016-11-10 (Thu, 10 Nov 2016)

src/gui/widget/menue_target.h

@@ -0,0 +1,42 @@
+/*
+	Based up Neutrino-GUI - Tuxbox-Project
+	Copyright (C) 2001 by Steffen Hehn 'McClean'
+
+	License: GPL
+
+	This program is free software; you can redistribute it and/or
+	modify it under the terms of the GNU General Public
+	License as published by the Free Software Foundation; either
+	version 2 of the License, or (at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+	General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+
+#ifndef __MENU_TARGET__
+#define __MENU_TARGET__
+
+
+
+class CMenuTarget
+{
+	protected:
+		std::string *valueString;
+		std::string valueStringTmp;
+	public:
+		CMenuTarget(){ valueString = &valueStringTmp; }
+		virtual ~CMenuTarget(){}
+		virtual void hide(){}
+		virtual int exec(CMenuTarget* parent, const std::string & actionKey) = 0;
+		virtual std::string &getValue(void) { return *valueString; }
+		virtual fb_pixel_t getColor(void) { return 0; }
+};
+
+
+#endif /*__MENU_TARGET__*/