/* Metacity X screen handler */

/* 
 * Copyright (C) 2001 Havoc Pennington
 * 
 * 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, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 * 02111-1307, USA.
 */

#ifndef META_SCREEN_H
#define META_SCREEN_H

#include "display.h"
#include "theme.h"
#include <X11/Xutil.h>

typedef void (* MetaScreenWindowFunc) (MetaScreen *screen, MetaWindow *window,
                                       gpointer user_data);

struct _MetaScreen
{
  MetaDisplay *display;
  int number;
  char *screen_name;
  Screen *xscreen;
  Window xroot;
  MetaThemeEngine *engine;
  MetaUISlave *uislave;

  MetaWorkspace *active_workspace;
  
  XVisualInfo visual_info;
  MetaUIColors colors;

  /* In screen's visual, no guarantees about colors, shouldn't be
   * left with a clip.
   */
  GC scratch_gc;

  guint showing_tooltip : 1;
  
  /* we only need one since we only draw to a single visual (that of
   * root window)
   */
  PangoContext *pango_context;

  MetaStack *stack;
};

MetaScreen*   meta_screen_new                 (MetaDisplay                *display,
                                               int                         number);
void          meta_screen_free                (MetaScreen                 *screen);
void          meta_screen_manage_all_windows  (MetaScreen                 *screen);
PangoContext* meta_screen_get_pango_context   (MetaScreen                 *screen,
                                               const PangoFontDescription *desc,
                                               PangoDirection              direction);
MetaScreen*   meta_screen_for_x_screen        (Screen                     *xscreen);
void          meta_screen_foreach_window      (MetaScreen                 *screen,
                                               MetaScreenWindowFunc        func,
                                               gpointer                    data);
void          meta_screen_queue_frame_redraws (MetaScreen                 *screen);
void          meta_screen_show_tip            (MetaScreen                 *screen,
                                               int                         root_x,
                                               int                         root_y,
                                               const char                 *markup);
void          meta_screen_hide_tip            (MetaScreen                 *screen);

int           meta_screen_get_n_workspaces    (MetaScreen                 *screen);


#endif