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mutter/src/window.h
Thomas Thurman 3802f157b6 Put all bitfields together to help with optimisation. Closes #450271 (for 
2007-06-23  Thomas Thurman  <thomas@thurman.org.uk>

        * src/window.h (MetaWindow): Put all bitfields together to
        help with optimisation. Closes #450271 (for real this time).


svn path=/trunk/; revision=3281
2007-07-30 13:53:25 +00:00

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/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
/* Metacity X managed windows */
/*
* Copyright (C) 2001 Havoc Pennington
* Copyright (C) 2002 Red Hat, Inc.
* Copyright (C) 2003, 2004 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_WINDOW_H
#define META_WINDOW_H
#include <config.h>
#include "screen.h"
#include "util.h"
#include "stack.h"
#include "iconcache.h"
#include <X11/Xutil.h>
#include <gdk-pixbuf/gdk-pixbuf.h>
typedef struct _MetaGroup MetaGroup;
typedef struct _MetaWindowQueue MetaWindowQueue;
typedef gboolean (*MetaWindowForeachFunc) (MetaWindow *window,
void *data);
typedef enum
{
META_WINDOW_NORMAL,
META_WINDOW_DESKTOP,
META_WINDOW_DOCK,
META_WINDOW_DIALOG,
META_WINDOW_MODAL_DIALOG,
META_WINDOW_TOOLBAR,
META_WINDOW_MENU,
META_WINDOW_UTILITY,
META_WINDOW_SPLASHSCREEN
} MetaWindowType;
typedef enum
{
META_MAXIMIZE_HORIZONTAL = 1 << 0,
META_MAXIMIZE_VERTICAL = 1 << 1
} MetaMaximizeFlags;
typedef enum {
META_CLIENT_TYPE_UNKNOWN = 0,
META_CLIENT_TYPE_APPLICATION = 1,
META_CLIENT_TYPE_PAGER = 2,
META_CLIENT_TYPE_MAX_RECOGNIZED = 2
} MetaClientType;
typedef enum {
META_QUEUE_CALC_SHOWING = 1 << 0,
META_QUEUE_MOVE_RESIZE = 1 << 1,
META_QUEUE_UPDATE_ICON = 1 << 2,
} MetaQueueType;
#define NUMBER_OF_QUEUES 3
struct _MetaWindow
{
MetaDisplay *display;
MetaScreen *screen;
MetaWorkspace *workspace;
Window xwindow;
/* may be NULL! not all windows get decorated */
MetaFrame *frame;
int depth;
Visual *xvisual;
Colormap colormap;
char *desc; /* used in debug spew */
char *title;
char *icon_name;
GdkPixbuf *icon;
GdkPixbuf *mini_icon;
MetaIconCache icon_cache;
Pixmap wm_hints_pixmap;
Pixmap wm_hints_mask;
MetaWindowType type;
Atom type_atom;
/* NOTE these five are not in UTF-8, we just treat them as random
* binary data
*/
char *res_class;
char *res_name;
char *role;
char *sm_client_id;
char *wm_client_machine;
char *startup_id;
int net_wm_pid;
Window xtransient_for;
Window xgroup_leader;
Window xclient_leader;
/* Initial workspace property */
int initial_workspace;
/* Initial timestamp property */
guint32 initial_timestamp;
/* Whether we're maximized */
guint maximized_horizontally : 1;
guint maximized_vertically : 1;
/* Whether we have to maximize/minimize after placement */
guint maximize_horizontally_after_placement : 1;
guint maximize_vertically_after_placement : 1;
guint minimize_after_placement : 1;
/* Whether we're shaded */
guint shaded : 1;
/* Whether we're fullscreen */
guint fullscreen : 1;
/* Whether we're trying to constrain the window to be fully onscreen */
guint require_fully_onscreen : 1;
/* Whether we're trying to constrain the window to be on a single xinerama */
guint require_on_single_xinerama : 1;
/* Whether we're trying to constrain the window's titlebar to be onscreen */
guint require_titlebar_visible : 1;
/* Whether we're sticky in the multi-workspace sense
* (vs. the not-scroll-with-viewport sense, we don't
* have no stupid viewports)
*/
guint on_all_workspaces : 1;
/* Minimize is the state controlled by the minimize button */
guint minimized : 1;
guint was_minimized : 1;
guint tab_unminimized : 1;
/* Whether the window is mapped; actual server-side state
* see also unmaps_pending
*/
guint mapped : 1;
/* Iconic is the state in WM_STATE; happens for workspaces/shading
* in addition to minimize
*/
guint iconic : 1;
/* initially_iconic is the WM_HINTS setting when we first manage
* the window. It's taken to mean initially minimized.
*/
guint initially_iconic : 1;
/* whether an initial workspace was explicitly set */
guint initial_workspace_set : 1;
/* whether an initial timestamp was explicitly set */
guint initial_timestamp_set : 1;
/* whether net_wm_user_time has been set yet */
guint net_wm_user_time_set : 1;
/* These are the flags from WM_PROTOCOLS */
guint take_focus : 1;
guint delete_window : 1;
guint net_wm_ping : 1;
/* Globally active / No input */
guint input : 1;
/* MWM hints about features of window */
guint mwm_decorated : 1;
guint mwm_border_only : 1;
guint mwm_has_close_func : 1;
guint mwm_has_minimize_func : 1;
guint mwm_has_maximize_func : 1;
guint mwm_has_move_func : 1;
guint mwm_has_resize_func : 1;
/* Computed features of window */
guint decorated : 1;
guint border_only : 1;
guint always_sticky : 1;
guint has_close_func : 1;
guint has_minimize_func : 1;
guint has_maximize_func : 1;
guint has_shade_func : 1;
guint has_move_func : 1;
guint has_resize_func : 1;
guint has_fullscreen_func : 1;
/* Weird "_NET_WM_STATE_MODAL" flag */
guint wm_state_modal : 1;
/* TRUE if the client forced these on */
guint wm_state_skip_taskbar : 1;
guint wm_state_skip_pager : 1;
/* Computed whether to skip taskbar or not */
guint skip_taskbar : 1;
guint skip_pager : 1;
/* TRUE if client set these */
guint wm_state_above : 1;
guint wm_state_below : 1;
/* EWHH demands attention flag */
guint wm_state_demands_attention : 1;
/* this flag tracks receipt of focus_in focus_out and
* determines whether we draw the focus
*/
guint has_focus : 1;
/* Have we placed this window? */
guint placed : 1;
/* Is this not a transient of the focus window which is being denied focus? */
guint denied_focus_and_not_transient : 1;
/* Has this window not ever been shown yet? */
guint showing_for_first_time : 1;
/* Are we in meta_window_free()? */
guint unmanaging : 1;
/* Are we in meta_window_new()? */
guint constructing : 1;
/* Are we in the various queues? (Bitfield: see META_WINDOW_IS_IN_QUEUE) */
guint is_in_queues : NUMBER_OF_QUEUES;
/* Used by keybindings.c */
guint keys_grabbed : 1; /* normal keybindings grabbed */
guint grab_on_frame : 1; /* grabs are on the frame */
guint all_keys_grabbed : 1; /* AnyKey grabbed */
/* Set if the reason for unmanaging the window is that
* it was withdrawn
*/
guint withdrawn : 1;
/* TRUE if constrain_position should calc placement.
* only relevant if !window->placed
*/
guint calc_placement : 1;
/* Transient parent is a root window */
guint transient_parent_is_root_window : 1;
/* Info on which props we got our attributes from */
guint using_net_wm_name : 1; /* vs. plain wm_name */
guint using_net_wm_visible_name : 1; /* tracked so we can clear it */
guint using_net_wm_icon_name : 1; /* vs. plain wm_icon_name */
guint using_net_wm_visible_icon_name : 1; /* tracked so we can clear it */
/* has a shape mask */
guint has_shape : 1;
/* icon props have changed */
guint need_reread_icon : 1;
/* if TRUE, window was maximized at start of current grab op */
guint shaken_loose : 1;
/* if TRUE we have a grab on the focus click buttons */
guint have_focus_click_grab : 1;
/* if TRUE, application is buggy and SYNC resizing is turned off */
guint disable_sync : 1;
/* Note: can be NULL */
GSList *struts;
#ifdef HAVE_XSYNC
/* XSync update counter */
XSyncCounter sync_request_counter;
guint sync_request_serial;
GTimeVal sync_request_time;
#endif
/* Number of UnmapNotify that are caused by us, if
* we get UnmapNotify with none pending then the client
* is withdrawing the window.
*/
int unmaps_pending;
/* set to the most recent user-interaction event timestamp that we
know about for this window */
guint32 net_wm_user_time;
/* window that gets updated net_wm_user_time values */
Window user_time_window;
/* The size we set the window to last (i.e. what we believe
* to be its actual size on the server). The x, y are
* the actual server-side x,y so are relative to the frame
* (meaning that they just hold the frame width and height)
* or the root window (meaning they specify the location
* of the top left of the inner window) as appropriate.
*/
MetaRectangle rect;
/* The geometry to restore when we unmaximize. The position is in
* root window coords, even if there's a frame, which contrasts with
* window->rect above. Note that this gives the position and size
* of the client window (i.e. ignoring the frame).
*/
MetaRectangle saved_rect;
/* This is the geometry the window had after the last user-initiated
* move/resize operations. We use this whenever we are moving the
* implicitly (for example, if we move to avoid a panel, we can snap
* back to this position if the panel moves again). Note that this
* gives the position and size of the client window (i.e. ignoring
* the frame).
*
* Position valid if user_has_moved, size valid if user_has_resized
*
* Position always in root coords, unlike window->rect.
*/
MetaRectangle user_rect;
/* Requested geometry */
int border_width;
/* x/y/w/h here get filled with ConfigureRequest values */
XSizeHints size_hints;
/* Managed by stack.c */
MetaStackLayer layer;
int stack_position; /* see comment in stack.h */
/* Current dialog open for this window */
int dialog_pid;
int dialog_pipe;
/* maintained by group.c */
MetaGroup *group;
};
/* These differ from window->has_foo_func in that they consider
* the dynamic window state such as "maximized", not just the
* window's type
*/
#define META_WINDOW_MAXIMIZED(w) ((w)->maximized_horizontally && \
(w)->maximized_vertically)
#define META_WINDOW_ALLOWS_MOVE(w) ((w)->has_move_func && !(w)->fullscreen)
#define META_WINDOW_ALLOWS_RESIZE_EXCEPT_HINTS(w) ((w)->has_resize_func && !META_WINDOW_MAXIMIZED (w) && !(w)->fullscreen && !(w)->shaded)
#define META_WINDOW_ALLOWS_RESIZE(w) (META_WINDOW_ALLOWS_RESIZE_EXCEPT_HINTS (w) && \
(((w)->size_hints.min_width < (w)->size_hints.max_width) || \
((w)->size_hints.min_height < (w)->size_hints.max_height)))
#define META_WINDOW_ALLOWS_HORIZONTAL_RESIZE(w) (META_WINDOW_ALLOWS_RESIZE_EXCEPT_HINTS (w) && (w)->size_hints.min_width < (w)->size_hints.max_width)
#define META_WINDOW_ALLOWS_VERTICAL_RESIZE(w) (META_WINDOW_ALLOWS_RESIZE_EXCEPT_HINTS (w) && (w)->size_hints.min_height < (w)->size_hints.max_height)
MetaWindow* meta_window_new (MetaDisplay *display,
Window xwindow,
gboolean must_be_viewable);
MetaWindow* meta_window_new_with_attrs (MetaDisplay *display,
Window xwindow,
gboolean must_be_viewable,
XWindowAttributes *attrs);
void meta_window_free (MetaWindow *window,
guint32 timestamp);
void meta_window_calc_showing (MetaWindow *window);
void meta_window_queue (MetaWindow *window,
guint queuebits);
void meta_window_minimize (MetaWindow *window);
void meta_window_unminimize (MetaWindow *window);
void meta_window_maximize (MetaWindow *window,
MetaMaximizeFlags directions);
void meta_window_maximize_internal (MetaWindow *window,
MetaMaximizeFlags directions,
MetaRectangle *saved_rect);
void meta_window_unmaximize (MetaWindow *window,
MetaMaximizeFlags directions);
void meta_window_make_above (MetaWindow *window);
void meta_window_unmake_above (MetaWindow *window);
void meta_window_shade (MetaWindow *window,
guint32 timestamp);
void meta_window_unshade (MetaWindow *window,
guint32 timestamp);
void meta_window_change_workspace (MetaWindow *window,
MetaWorkspace *workspace);
void meta_window_stick (MetaWindow *window);
void meta_window_unstick (MetaWindow *window);
void meta_window_activate (MetaWindow *window,
guint32 current_time);
void meta_window_activate_with_workspace (MetaWindow *window,
guint32 current_time,
MetaWorkspace *workspace);
void meta_window_make_fullscreen_internal (MetaWindow *window);
void meta_window_make_fullscreen (MetaWindow *window);
void meta_window_unmake_fullscreen (MetaWindow *window);
/* args to move are window pos, not frame pos */
void meta_window_move (MetaWindow *window,
gboolean user_op,
int root_x_nw,
int root_y_nw);
void meta_window_resize (MetaWindow *window,
gboolean user_op,
int w,
int h);
void meta_window_move_resize (MetaWindow *window,
gboolean user_op,
int root_x_nw,
int root_y_nw,
int w,
int h);
void meta_window_resize_with_gravity (MetaWindow *window,
gboolean user_op,
int w,
int h,
int gravity);
/* Return whether the window would be showing if we were on its workspace */
gboolean meta_window_showing_on_its_workspace (MetaWindow *window);
/* Return whether the window should be currently mapped */
gboolean meta_window_should_be_showing (MetaWindow *window);
/* See warning in window.c about this function */
gboolean __window_is_terminal (MetaWindow *window);
void meta_window_update_struts (MetaWindow *window);
/* this gets root coords */
void meta_window_get_position (MetaWindow *window,
int *x,
int *y);
/* Gets root coords for x, y, width & height of client window; uses
* meta_window_get_position for x & y.
*/
void meta_window_get_client_root_coords (MetaWindow *window,
MetaRectangle *rect);
/* gets position we need to set to stay in current position,
* assuming position will be gravity-compensated. i.e.
* this is the position a client would send in a configure
* request.
*/
void meta_window_get_gravity_position (MetaWindow *window,
int gravity,
int *x,
int *y);
/* Get geometry for saving in the session; x/y are gravity
* position, and w/h are in resize inc above the base size.
*/
void meta_window_get_geometry (MetaWindow *window,
int *x,
int *y,
int *width,
int *height);
void meta_window_get_outer_rect (const MetaWindow *window,
MetaRectangle *rect);
void meta_window_get_xor_rect (MetaWindow *window,
const MetaRectangle *grab_wireframe_rect,
MetaRectangle *xor_rect);
void meta_window_begin_wireframe (MetaWindow *window);
void meta_window_update_wireframe (MetaWindow *window,
int x,
int y,
int width,
int height);
void meta_window_end_wireframe (MetaWindow *window);
void meta_window_delete (MetaWindow *window,
guint32 timestamp);
void meta_window_kill (MetaWindow *window);
void meta_window_focus (MetaWindow *window,
guint32 timestamp);
void meta_window_raise (MetaWindow *window);
void meta_window_lower (MetaWindow *window);
void meta_window_update_unfocused_button_grabs (MetaWindow *window);
/* Sends a client message */
void meta_window_send_icccm_message (MetaWindow *window,
Atom atom,
guint32 timestamp);
void meta_window_move_resize_request(MetaWindow *window,
guint value_mask,
int gravity,
int x,
int y,
int width,
int height);
gboolean meta_window_configure_request (MetaWindow *window,
XEvent *event);
gboolean meta_window_property_notify (MetaWindow *window,
XEvent *event);
gboolean meta_window_client_message (MetaWindow *window,
XEvent *event);
gboolean meta_window_notify_focus (MetaWindow *window,
XEvent *event);
void meta_window_set_current_workspace_hint (MetaWindow *window);
unsigned long meta_window_get_net_wm_desktop (MetaWindow *window);
void meta_window_show_menu (MetaWindow *window,
int root_x,
int root_y,
int button,
guint32 timestamp);
gboolean meta_window_titlebar_is_onscreen (MetaWindow *window);
void meta_window_shove_titlebar_onscreen (MetaWindow *window);
void meta_window_set_gravity (MetaWindow *window,
int gravity);
void meta_window_handle_mouse_grab_op_event (MetaWindow *window,
XEvent *event);
GList* meta_window_get_workspaces (MetaWindow *window);
gboolean meta_window_located_on_workspace (MetaWindow *window,
MetaWorkspace *workspace);
void meta_window_get_work_area_current_xinerama (MetaWindow *window,
MetaRectangle *area);
void meta_window_get_work_area_for_xinerama (MetaWindow *window,
int which_xinerama,
MetaRectangle *area);
void meta_window_get_work_area_all_xineramas (MetaWindow *window,
MetaRectangle *area);
gboolean meta_window_same_application (MetaWindow *window,
MetaWindow *other_window);
#define META_WINDOW_IN_NORMAL_TAB_CHAIN_TYPE(w) \
((w)->type != META_WINDOW_DOCK && (w)->type != META_WINDOW_DESKTOP)
#define META_WINDOW_IN_NORMAL_TAB_CHAIN(w) \
(((w)->input || (w)->take_focus ) && META_WINDOW_IN_NORMAL_TAB_CHAIN_TYPE (w) && (!(w)->skip_taskbar))
#define META_WINDOW_IN_DOCK_TAB_CHAIN(w) \
(((w)->input || (w)->take_focus) && ! META_WINDOW_IN_NORMAL_TAB_CHAIN_TYPE (w))
#define META_WINDOW_IN_GROUP_TAB_CHAIN(w, g) \
(((w)->input || (w)->take_focus) && (!g || meta_window_get_group(w)==g))
void meta_window_refresh_resize_popup (MetaWindow *window);
void meta_window_free_delete_dialog (MetaWindow *window);
void meta_window_foreach_transient (MetaWindow *window,
MetaWindowForeachFunc func,
void *data);
gboolean meta_window_is_ancestor_of_transient (MetaWindow *window,
MetaWindow *transient);
void meta_window_foreach_ancestor (MetaWindow *window,
MetaWindowForeachFunc func,
void *data);
MetaWindow* meta_window_find_root_ancestor (MetaWindow *window);
void meta_window_begin_grab_op (MetaWindow *window,
MetaGrabOp op,
gboolean frame_action,
guint32 timestamp);
void meta_window_update_keyboard_resize (MetaWindow *window,
gboolean update_cursor);
void meta_window_update_keyboard_move (MetaWindow *window);
void meta_window_update_layer (MetaWindow *window);
gboolean meta_window_get_icon_geometry (MetaWindow *window,
MetaRectangle *rect);
const char* meta_window_get_startup_id (MetaWindow *window);
void meta_window_recalc_features (MetaWindow *window);
void meta_window_recalc_window_type (MetaWindow *window);
void meta_window_stack_just_below (MetaWindow *window,
MetaWindow *below_this_one);
void meta_window_set_user_time (MetaWindow *window,
guint32 timestamp);
void meta_window_set_demands_attention (MetaWindow *window);
void meta_window_unset_demands_attention (MetaWindow *window);
void meta_window_update_icon_now (MetaWindow *window);
#endif
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