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mutter-performance-source/src/screen.h
Elijah Newren 0201fcfc6c Stick an emacs comment directive at the beginning of all the code files so 
2006-10-01  Elijah Newren  <newren gmail com>

	* src/*.[ch]: Stick an emacs comment directive at the beginning of
	all the code files so that people using emacs will be more likely
	to get coding style correct in their patches.  We still need a
	similar vi directive.  #358866
2006-10-01 22:30:10 +00:00

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/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
/* Metacity X screen handler */
/*
* Copyright (C) 2001 Havoc Pennington
* Copyright (C) 2003 Rob Adams
* Copyright (C) 2004-2006 Elijah Newren
*
* 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 <X11/Xutil.h>
#include "ui.h"
typedef struct _MetaXineramaScreenInfo MetaXineramaScreenInfo;
struct _MetaXineramaScreenInfo
{
int number;
MetaRectangle rect;
};
typedef void (* MetaScreenWindowFunc) (MetaScreen *screen, MetaWindow *window,
gpointer user_data);
typedef enum
{
META_SCREEN_TOPLEFT,
META_SCREEN_TOPRIGHT,
META_SCREEN_BOTTOMLEFT,
META_SCREEN_BOTTOMRIGHT
} MetaScreenCorner;
typedef enum
{
META_SCREEN_UP,
META_SCREEN_DOWN,
META_SCREEN_LEFT,
META_SCREEN_RIGHT
} MetaScreenDirection;
#define META_WIREFRAME_XOR_LINE_WIDTH 2
struct _MetaScreen
{
MetaDisplay *display;
int number;
char *screen_name;
Screen *xscreen;
Window xroot;
int default_depth;
Visual *default_xvisual;
MetaRectangle rect; /* Size of screen; rect.x & rect.y are always 0 */
MetaUI *ui;
MetaTabPopup *tab_popup;
MetaWorkspace *active_workspace;
/* This window holds the focus when we don't want to focus
* any actual clients
*/
Window no_focus_window;
GList *workspaces;
MetaStack *stack;
MetaCursor current_cursor;
Window flash_window;
Window wm_sn_selection_window;
Atom wm_sn_atom;
guint32 wm_sn_timestamp;
MetaXineramaScreenInfo *xinerama_infos;
int n_xinerama_infos;
/* Cache the current Xinerama */
int last_xinerama_index;
#ifdef HAVE_STARTUP_NOTIFICATION
SnMonitorContext *sn_context;
GSList *startup_sequences;
guint startup_sequence_timeout;
#endif
guint work_area_idle;
int rows_of_workspaces;
int columns_of_workspaces;
MetaScreenCorner starting_corner;
guint vertical_workspaces : 1;
guint keys_grabbed : 1;
guint all_keys_grabbed : 1;
int closing;
/* gc for XOR on root window */
GC root_xor_gc;
/* Managed by compositor.c */
gpointer compositor_data;
};
MetaScreen* meta_screen_new (MetaDisplay *display,
int number,
guint32 timestamp);
void meta_screen_free (MetaScreen *screen,
guint32 timestamp);
void meta_screen_manage_all_windows (MetaScreen *screen);
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_queue_window_resizes (MetaScreen *screen);
int meta_screen_get_n_workspaces (MetaScreen *screen);
MetaWorkspace* meta_screen_get_workspace_by_index (MetaScreen *screen,
int index);
void meta_screen_set_cursor (MetaScreen *screen,
MetaCursor cursor);
void meta_screen_update_cursor (MetaScreen *screen);
void meta_screen_ensure_tab_popup (MetaScreen *screen,
MetaTabList list_type,
MetaTabShowType show_type);
void meta_screen_ensure_workspace_popup (MetaScreen *screen);
MetaWindow* meta_screen_get_mouse_window (MetaScreen *screen,
MetaWindow *not_this_one);
const MetaXineramaScreenInfo* meta_screen_get_current_xinerama (MetaScreen *screen);
const MetaXineramaScreenInfo* meta_screen_get_xinerama_for_rect (MetaScreen *screen,
MetaRectangle *rect);
const MetaXineramaScreenInfo* meta_screen_get_xinerama_for_window (MetaScreen *screen,
MetaWindow *window);
const MetaXineramaScreenInfo* meta_screen_get_xinerama_neighbor (MetaScreen *screen,
int which_xinerama,
MetaScreenDirection dir);
void meta_screen_get_natural_xinerama_list (MetaScreen *screen,
int** xineramas_list,
int* n_xineramas);
void meta_screen_update_workspace_layout (MetaScreen *screen);
void meta_screen_update_workspace_names (MetaScreen *screen);
void meta_screen_queue_workarea_recalc (MetaScreen *screen);
Window meta_create_offscreen_window (Display *xdisplay,
Window parent);
typedef struct MetaWorkspaceLayout MetaWorkspaceLayout;
struct MetaWorkspaceLayout
{
int rows;
int cols;
int *grid;
int grid_area;
int current_row;
int current_col;
};
void meta_screen_calc_workspace_layout (MetaScreen *screen,
int num_workspaces,
int current_space,
MetaWorkspaceLayout *layout);
void meta_screen_free_workspace_layout (MetaWorkspaceLayout *layout);
void meta_screen_resize (MetaScreen *screen,
int width,
int height);
void meta_screen_minimize_all_on_active_workspace_except (MetaScreen *screen,
MetaWindow *keep);
/* Show/hide the desktop (temporarily hide all windows) */
void meta_screen_show_desktop (MetaScreen *screen,
guint32 timestamp);
void meta_screen_unshow_desktop (MetaScreen *screen);
/* Update whether the destkop is being shown for the current active_workspace */
void meta_screen_update_showing_desktop_hint (MetaScreen *screen);
void meta_screen_apply_startup_properties (MetaScreen *screen,
MetaWindow *window);
void meta_screen_composite_all_windows (MetaScreen *screen);
#endif
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