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/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */

/* Metacity interface for talking to GTK+ UI module */

/* 
 * 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_UI_H
#define META_UI_H

/* Don't include gtk.h or gdk.h here */
#include "common.h"
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <glib.h>
#include <gdk-pixbuf/gdk-pixbuf.h>

/* This is between GTK_PRIORITY_RESIZE (+10) and GTK_PRIORITY_REDRAW (+20) */
#define META_PRIORITY_RESIZE    (G_PRIORITY_HIGH_IDLE + 15)

typedef struct _MetaUI MetaUI;

typedef struct _MetaImageWindow MetaImageWindow;

typedef gboolean (* MetaEventFunc) (XEvent *xevent, gpointer data);

typedef enum
{
  META_UI_DIRECTION_LTR,
  META_UI_DIRECTION_RTL
} MetaUIDirection;

void meta_ui_init (int *argc, char ***argv);

Display* meta_ui_get_display (void);

void meta_ui_add_event_func    (Display       *xdisplay,
                                MetaEventFunc  func,
                                gpointer       data);
void meta_ui_remove_event_func (Display       *xdisplay,
                                MetaEventFunc  func,
                                gpointer       data);

MetaUI* meta_ui_new (Display *xdisplay,
                     Screen  *screen);
void    meta_ui_free (MetaUI *ui);

void meta_ui_theme_get_frame_borders (MetaUI *ui,
                                      MetaFrameType      type,
                                      MetaFrameFlags     flags,
                                      int               *top_height,
                                      int               *bottom_height,
                                      int               *left_width,
                                      int               *right_width);
void meta_ui_get_frame_geometry (MetaUI *ui,
                                 Window frame_xwindow,
                                 int *top_height, int *bottom_height,
                                 int *left_width, int *right_width);
Window meta_ui_create_frame_window (MetaUI *ui,
                                    Display *xdisplay,
                                    Visual *xvisual,
				    gint x,
				    gint y,
				    gint width,
				    gint height,
				    gint screen_no);
void meta_ui_destroy_frame_window (MetaUI *ui,
				   Window  xwindow);
void meta_ui_move_resize_frame (MetaUI *ui,
				Window frame,
				int x,
				int y,
				int width,
				int height);

/* GDK insists on tracking map/unmap */
void meta_ui_map_frame   (MetaUI *ui,
                          Window  xwindow);
void meta_ui_unmap_frame (MetaUI *ui,
                          Window  xwindow);

void meta_ui_unflicker_frame_bg (MetaUI *ui,
                                 Window  xwindow,
                                 int     target_width,
                                 int     target_height);
void meta_ui_reset_frame_bg     (MetaUI *ui,
                                 Window  xwindow);

void meta_ui_apply_frame_shape  (MetaUI  *ui,
                                 Window   xwindow,
                                 int      new_window_width,
                                 int      new_window_height,
                                 gboolean window_has_shape);

void meta_ui_queue_frame_draw (MetaUI *ui,
                               Window xwindow);

void meta_ui_set_frame_title (MetaUI *ui,
                              Window xwindow,
                              const char *title);

void meta_ui_repaint_frame (MetaUI *ui,
                            Window xwindow);

MetaWindowMenu* meta_ui_window_menu_new   (MetaUI             *ui,
                                           Window              client_xwindow,
                                           MetaMenuOp          ops,
                                           MetaMenuOp          insensitive,
                                           unsigned long       active_workspace,
                                           int                 n_workspaces,
                                           MetaWindowMenuFunc  func,
                                           gpointer            data);
void            meta_ui_window_menu_popup (MetaWindowMenu     *menu,
                                           int                 root_x,
                                           int                 root_y,
                                           int                 button,
                                           guint32             timestamp);
void            meta_ui_window_menu_free  (MetaWindowMenu     *menu);


MetaImageWindow* meta_image_window_new          (Display         *xdisplay,
                                                 int              screen_number,
                                                 int              max_width,
                                                 int              max_height);
void             meta_image_window_free         (MetaImageWindow *iw);
void             meta_image_window_set_showing  (MetaImageWindow *iw,
                                                 gboolean         showing);
void             meta_image_window_set          (MetaImageWindow *iw,
                                                 GdkPixbuf       *pixbuf,
                                                 int              x,
                                                 int              y);

/* FIXME these lack a display arg */
GdkPixbuf* meta_gdk_pixbuf_get_from_window (GdkPixbuf   *dest,
                                            Window       xwindow,
                                            int          src_x,
                                            int          src_y,
                                            int          dest_x,
                                            int          dest_y,
                                            int          width,
                                            int          height);

GdkPixbuf* meta_gdk_pixbuf_get_from_pixmap (GdkPixbuf   *dest,
                                            Pixmap       xpixmap,
                                            int          src_x,
                                            int          src_y,
                                            int          dest_x,
                                            int          dest_y,
                                            int          width,
                                            int          height);

/* Used when we have a server grab and draw all over everything,
 * then we need to handle exposes after doing that, instead of
 * during it
 */
void      meta_ui_push_delay_exposes (MetaUI *ui);
void      meta_ui_pop_delay_exposes  (MetaUI *ui);

GdkPixbuf* meta_ui_get_default_window_icon (MetaUI *ui);
GdkPixbuf* meta_ui_get_default_mini_icon (MetaUI *ui);

gboolean  meta_ui_window_should_not_cause_focus (Display *xdisplay,
                                                 Window   xwindow);

char*     meta_text_property_to_utf8 (Display             *xdisplay,
                                      const XTextProperty *prop);

void     meta_ui_set_current_theme (const char *name,
                                    gboolean    force_reload);
gboolean meta_ui_have_a_theme      (void);

gboolean meta_ui_parse_accelerator (const char          *accel,
                                    unsigned int        *keysym,
                                    unsigned int        *keycode,
                                    MetaVirtualModifier *mask);
gboolean meta_ui_parse_modifier    (const char          *accel,
                                    MetaVirtualModifier *mask);

/* Caller responsible for freeing return string of meta_ui_accelerator_name! */
gchar*   meta_ui_accelerator_name  (unsigned int        keysym,
                                    MetaVirtualModifier mask);
gboolean meta_ui_window_is_widget (MetaUI *ui,
                                   Window  xwindow);

int      meta_ui_get_drag_threshold       (MetaUI *ui);

MetaUIDirection meta_ui_get_direction (void);

GdkPixbuf *meta_ui_get_pixbuf_from_pixmap (Pixmap   pmap);

void meta_ui_get_fallback_icons (GdkPixbuf **fallback_icon_p,
                                 GdkPixbuf **fallback_mini_icon_p);

#include "tabpopup.h"

#endif