#ifndef RALEIGH_WINDOW_H
#define RALEIGH_WINDOW_H

namespace raleigh {
  class window;
}

#include <raleigh/runtime.h>
#include <raleigh/widget.h>
#include <structs/dllist.h>
#include <structs/duple.h>
#include <pland/syscall.h>
#include <raleigh/util.h>

namespace raleigh {
  class window {
    friend void start_runtime();
  public:
    //pass on_close to specify a close handler. if on_close returns false, the window will not be closed.
    window(widget &root, _pixel_t bg_color=RGB(bf, bf, bf), bool (*on_close)(window &)=0);
    void add_keybind(struct key_packet kp, void (*handler)(window &));

    void notify_needs_paint(widget &from);
    void notify_widget_size_change(widget &from, coord old_size);
    void notify_wants_movements(widget &from, enum mouse_packet::mouse_button while_down);
    enum try_actions_return_t {NONE, GOOD, DELETE};
    try_actions_return_t try_actions();
    void show();
    void focus(widget &w);
  private:
    _window_handle_t handle;
    _pixel_t *pixbuf;
    coord size;
    widget &root;
    widget *focussed;
    widget *drag_reciever;
    enum mouse_packet::mouse_button drag_until;
    _pixel_t bg_color;
    bool needs_repaint;
    void paint_full();
    bool (*on_close)(window &);
    dllist<duple<struct key_packet, void (*)(window &)>> keybinds;
  };
}

#endif