added: have the context menu interpret the CONTEXT_MENU action as a c…

…lose

this is useful with e.g. nyx boards when you want to map the USER button
to the context menu. since it can only be mapped to builtin commands,
you have to use Action(ContextMenu). with this, you can close the
menu using the same button

xbmc/dialogs/GUIDialogContextMenu.cpp

@@ -94,6 +94,17 @@ bool CGUIDialogContextMenu::OnMessage(CGUIMessage &message)
   return CGUIDialog::OnMessage(message);
 }
 
+bool CGUIDialogContextMenu::OnAction(const CAction& action)
+{
+  if (action.GetID() == ACTION_CONTEXT_MENU)
+  {
+    Close();
+    return true;
+  }
+
+  return CGUIDialog::OnAction(action);
+}
+
 void CGUIDialogContextMenu::OnInitWindow()
 {
   m_clickedButton = -1;

xbmc/dialogs/GUIDialogContextMenu.h

@@ -130,6 +130,7 @@ class CGUIDialogContextMenu :
   CGUIDialogContextMenu(void);
   virtual ~CGUIDialogContextMenu(void);
   virtual bool OnMessage(CGUIMessage &message);
+  virtual bool OnAction(const CAction& action);
   virtual void SetPosition(float posX, float posY);
 
   static bool SourcesMenu(const CStdString &strType, const CFileItemPtr item, float posX, float posY);