#ifndef RTORRENT_UI_ELEMENT_BASE_H
#define RTORRENT_UI_ELEMENT_BASE_H

#include "input/bindings.h"

namespace display {
  class Frame;
  class Window;
}

namespace ui {

class ElementBase {
public:
  typedef std::function<void ()> slot_type;

  virtual ~ElementBase() = default;

  bool                is_active() const { return m_frame != NULL; }

  input::Bindings&    bindings()        { return m_bindings; }

  virtual void        activate(display::Frame* frame, bool focus = true) = 0;
  virtual void        disable() = 0;

  void                slot_exit(const slot_type& s) { m_slot_exit = s; }

  void                mark_dirty();

protected:
  display::Frame*     m_frame{};
  bool                m_focus{};

  input::Bindings     m_bindings;
  slot_type           m_slot_exit;
};

}

#endif