First bit of group sharing permissions

- Added icons for share flags
- added new class to handle sharing permission widget
- Updated share manager
to be continued...



git-svn-id: http://svn.code.sf.net/p/retroshare/code/branches/v0.5-FileSharingPermissions@5701 b45a01b8-16f6-495d-af2f-9b41ad6348cc

retroshare-gui/src/gui/common/GroupFlagsWidget.h

@@ -0,0 +1,37 @@
+#pragma once
+
+#include <stdint.h>
+#include <QPushButton>
+#include <QWidget>
+
+class GroupFlagsWidget: public QWidget
+{
+	Q_OBJECT
+
+	public:
+		GroupFlagsWidget(QWidget *parent,uint32_t flags) ;
+		virtual ~GroupFlagsWidget() ;
+
+		uint32_t flags() const ;
+
+	public slots:
+		void updated() ;
+
+	protected slots:
+		void update_GN_button(bool) ;
+		void update_GB_button(bool) ;
+		void update_ON_button(bool) ;
+		void update_OB_button(bool) ;
+
+	signals:
+		void flagsChanged(uint32_t) const ;
+
+	private:
+		void update_button_state(bool b,int id) ;
+
+		QPushButton *_buttons[4] ;
+
+		QLayout *_layout ;
+		QIcon *_icons[6] ;
+		uint32_t _flags[4] ;
+};