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mutter/src/display.h
Bill Haneman b424364710 Reinstated visual-bell patch, fix for bug 99886.
2003-01-28 15:07:43 +00:00

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/* Metacity X display handler */
/*
* Copyright (C) 2001 Havoc Pennington
* Copyright (C) 2002 Red Hat, Inc.
*
* 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_DISPLAY_H
#define META_DISPLAY_H
#ifndef PACKAGE
#error "config.h not included"
#endif
#include <glib.h>
#include <X11/Xlib.h>
#include "eventqueue.h"
#include "common.h"
#ifdef HAVE_STARTUP_NOTIFICATION
#include <libsn/sn.h>
#endif
#ifdef HAVE_XSYNC
#include <X11/extensions/sync.h>
#endif
#define meta_XFree(p) do { if ((p)) XFree ((p)); } while (0)
/* this doesn't really belong here, oh well. */
typedef struct _MetaRectangle MetaRectangle;
struct _MetaRectangle
{
int x;
int y;
int width;
int height;
};
typedef struct _MetaDisplay MetaDisplay;
typedef struct _MetaFrame MetaFrame;
typedef struct _MetaKeyBinding MetaKeyBinding;
typedef struct _MetaScreen MetaScreen;
typedef struct _MetaStack MetaStack;
typedef struct _MetaUISlave MetaUISlave;
typedef struct _MetaWindow MetaWindow;
typedef struct _MetaWorkspace MetaWorkspace;
typedef struct _MetaWindowPropHooks MetaWindowPropHooks;
typedef struct _MetaGroupPropHooks MetaGroupPropHooks;
typedef void (* MetaWindowPingFunc) (MetaDisplay *display,
Window xwindow,
gpointer user_data);
#define _NET_WM_STATE_REMOVE 0 /* remove/unset property */
#define _NET_WM_STATE_ADD 1 /* add/set property */
#define _NET_WM_STATE_TOGGLE 2 /* toggle property */
/* This is basically a bogus number, just has to be large enough
* to handle the expected case of the alt+tab operation, where
* we want to ignore serials from UnmapNotify on the tab popup,
* and the LeaveNotify/EnterNotify from the pointer ungrab
*/
#define N_IGNORED_SERIALS 4
struct _MetaDisplay
{
char *name;
Display *xdisplay;
Window leader_window;
Atom atom_net_wm_name;
Atom atom_wm_protocols;
Atom atom_wm_take_focus;
Atom atom_wm_delete_window;
Atom atom_wm_state;
Atom atom_net_close_window;
Atom atom_net_wm_state;
Atom atom_motif_wm_hints;
Atom atom_net_wm_state_shaded;
Atom atom_net_wm_state_maximized_horz;
Atom atom_net_wm_state_maximized_vert;
Atom atom_net_wm_desktop;
Atom atom_net_number_of_desktops;
Atom atom_wm_change_state;
Atom atom_sm_client_id;
Atom atom_wm_client_leader;
Atom atom_wm_window_role;
Atom atom_net_current_desktop;
Atom atom_net_supporting_wm_check;
Atom atom_net_supported;
Atom atom_net_wm_window_type;
Atom atom_net_wm_window_type_desktop;
Atom atom_net_wm_window_type_dock;
Atom atom_net_wm_window_type_toolbar;
Atom atom_net_wm_window_type_menu;
Atom atom_net_wm_window_type_dialog;
Atom atom_net_wm_window_type_normal;
Atom atom_net_wm_state_modal;
Atom atom_net_client_list;
Atom atom_net_client_list_stacking;
Atom atom_net_wm_state_skip_taskbar;
Atom atom_net_wm_state_skip_pager;
Atom atom_win_workspace;
Atom atom_win_layer;
Atom atom_win_protocols;
Atom atom_win_supporting_wm_check;
Atom atom_net_wm_icon_name;
Atom atom_net_wm_icon;
Atom atom_net_wm_icon_geometry;
Atom atom_utf8_string;
Atom atom_wm_icon_size;
Atom atom_kwm_win_icon;
Atom atom_net_wm_moveresize;
Atom atom_net_active_window;
Atom atom_metacity_restart_message;
Atom atom_net_wm_strut;
Atom atom_win_hints;
Atom atom_metacity_reload_theme_message;
Atom atom_metacity_set_keybindings_message;
Atom atom_net_wm_state_hidden;
Atom atom_net_wm_window_type_utility;
Atom atom_net_wm_window_type_splash;
Atom atom_net_wm_ping;
Atom atom_net_wm_pid;
Atom atom_wm_client_machine;
Atom atom_net_wm_state_fullscreen;
Atom atom_net_workarea;
Atom atom_net_showing_desktop;
Atom atom_net_desktop_layout;
Atom atom_manager;
Atom atom_targets;
Atom atom_multiple;
Atom atom_timestamp;
Atom atom_version;
Atom atom_atom_pair;
Atom atom_net_desktop_names;
Atom atom_net_wm_allowed_actions;
Atom atom_net_wm_action_move;
Atom atom_net_wm_action_resize;
Atom atom_net_wm_action_shade;
Atom atom_net_wm_action_stick;
Atom atom_net_wm_action_maximize_horz;
Atom atom_net_wm_action_maximize_vert;
Atom atom_net_wm_action_change_desktop;
Atom atom_net_wm_action_close;
Atom atom_net_wm_state_above;
Atom atom_net_wm_state_below;
Atom atom_net_startup_id;
Atom atom_metacity_toggle_verbose;
Atom atom_metacity_update_counter;
Atom atom_sync_counter;
/* This is the actual window from focus events,
* not the one we last set
*/
MetaWindow *focus_window;
/* window we are expecting a FocusIn event for
*/
MetaWindow *expected_focus_window;
/* Most recently focused list. Always contains all
* live windows.
*/
GList *mru_list;
guint static_gravity_works : 1;
/*< private-ish >*/
guint error_trap_synced_at_last_pop : 1;
MetaEventQueue *events;
GSList *screens;
GHashTable *window_ids;
int error_traps;
int (* error_trap_handler) (Display *display,
XErrorEvent *error);
int server_grab_count;
/* This window holds the focus when we don't want to focus
* any actual clients
*/
Window no_focus_window;
/* for double click */
int double_click_time;
Time last_button_time;
Window last_button_xwindow;
int last_button_num;
guint is_double_click : 1;
/* serials of leave/unmap events that may
* correspond to an enter event we should
* ignore
*/
unsigned long ignored_serials[N_IGNORED_SERIALS];
Window ungrab_should_not_cause_focus_window;
guint32 current_time;
/* Pings which we're waiting for a reply from */
GSList *pending_pings;
/* Pending autoraise */
guint autoraise_timeout_id;
/* Alt+click button grabs */
unsigned int window_grab_modifiers;
/* current window operation */
MetaGrabOp grab_op;
MetaScreen *grab_screen;
MetaWindow *grab_window;
Window grab_xwindow;
int grab_button;
int grab_initial_root_x;
int grab_initial_root_y;
int grab_current_root_x;
int grab_current_root_y;
int grab_latest_motion_x;
int grab_latest_motion_y;
gulong grab_mask;
guint grab_have_pointer : 1;
guint grab_have_keyboard : 1;
MetaRectangle grab_initial_window_pos;
MetaRectangle grab_current_window_pos;
MetaResizePopup *grab_resize_popup;
GTimeVal grab_last_moveresize_time;
Time grab_motion_notify_time;
#ifdef HAVE_XKB
int xkb_base_event_type;
#endif
#ifdef HAVE_XSYNC
/* alarm monitoring client's _METACITY_UPDATE_COUNTER */
XSyncAlarm grab_update_alarm;
#endif
/* Keybindings stuff */
MetaKeyBinding *screen_bindings;
int n_screen_bindings;
MetaKeyBinding *window_bindings;
int n_window_bindings;
int min_keycode;
int max_keycode;
KeySym *keymap;
int keysyms_per_keycode;
XModifierKeymap *modmap;
unsigned int ignored_modifier_mask;
unsigned int num_lock_mask;
unsigned int scroll_lock_mask;
unsigned int hyper_mask;
unsigned int super_mask;
unsigned int meta_mask;
/* Xinerama cache */
unsigned int xinerama_cache_invalidated : 1;
/* Closing down the display */
int closing;
/* Managed by group.c */
GHashTable *groups_by_leader;
/* currently-active window menu if any */
MetaWindowMenu *window_menu;
MetaWindow *window_with_menu;
/* Managed by window-props.c */
MetaWindowPropHooks *prop_hooks;
/* Managed by group-props.c */
MetaGroupPropHooks *group_prop_hooks;
#ifdef HAVE_STARTUP_NOTIFICATION
SnDisplay *sn_display;
#endif
#ifdef HAVE_XSYNC
int xsync_event_base;
int xsync_error_base;
#define META_DISPLAY_HAS_XSYNC(display) ((display)->xsync_event_base != 0)
#else
#define META_DISPLAY_HAS_XSYNC(display) FALSE
#endif
#ifdef HAVE_SHAPE
int shape_event_base;
int shape_error_base;
#define META_DISPLAY_HAS_SHAPE(display) ((display)->shape_event_base != 0)
#else
#define META_DISPLAY_HAS_SHAPE(display) FALSE
#endif
};
gboolean meta_display_open (const char *name);
void meta_display_close (MetaDisplay *display);
MetaScreen* meta_display_screen_for_root (MetaDisplay *display,
Window xroot);
MetaScreen* meta_display_screen_for_x_screen (MetaDisplay *display,
Screen *screen);
MetaScreen* meta_display_screen_for_xwindow (MetaDisplay *display,
Window xindow);
void meta_display_grab (MetaDisplay *display);
void meta_display_ungrab (MetaDisplay *display);
gboolean meta_display_is_double_click (MetaDisplay *display);
void meta_display_unmanage_screen (MetaDisplay *display,
MetaScreen *screen);
void meta_display_unmanage_windows_for_screen (MetaDisplay *display,
MetaScreen *screen);
/* A given MetaWindow may have various X windows that "belong"
* to it, such as the frame window.
*/
MetaWindow* meta_display_lookup_x_window (MetaDisplay *display,
Window xwindow);
void meta_display_register_x_window (MetaDisplay *display,
Window *xwindowp,
MetaWindow *window);
void meta_display_unregister_x_window (MetaDisplay *display,
Window xwindow);
GSList* meta_display_list_windows (MetaDisplay *display);
MetaDisplay* meta_display_for_x_display (Display *xdisplay);
GSList* meta_displays_list (void);
Cursor meta_display_create_x_cursor (MetaDisplay *display,
MetaCursor cursor);
void meta_display_set_grab_op_cursor (MetaDisplay *display,
MetaScreen *screen,
MetaGrabOp op,
gboolean change_pointer,
Window grab_xwindow,
Time timestamp);
gboolean meta_display_begin_grab_op (MetaDisplay *display,
MetaScreen *screen,
MetaWindow *window,
MetaGrabOp op,
gboolean pointer_already_grabbed,
int button,
gulong modmask,
Time timestamp,
int root_x,
int root_y);
void meta_display_end_grab_op (MetaDisplay *display,
Time timestamp);
void meta_display_grab_window_buttons (MetaDisplay *display,
Window xwindow);
void meta_display_ungrab_window_buttons (MetaDisplay *display,
Window xwindow);
void meta_display_grab_focus_window_button (MetaDisplay *display,
Window xwindow);
void meta_display_ungrab_focus_window_button (MetaDisplay *display,
Window xwindow);
/* make a request to ensure the event serial has changed */
void meta_display_increment_event_serial (MetaDisplay *display);
void meta_display_update_active_window_hint (MetaDisplay *display);
guint32 meta_display_get_current_time (MetaDisplay *display);
/* utility goo */
const char* meta_event_mode_to_string (int m);
const char* meta_event_detail_to_string (int d);
void meta_display_queue_retheme_all_windows (MetaDisplay *display);
void meta_display_retheme_all (void);
void meta_display_ping_window (MetaDisplay *display,
MetaWindow *window,
Time timestamp,
MetaWindowPingFunc ping_reply_func,
MetaWindowPingFunc ping_timeout_func,
void *user_data);
gboolean meta_display_window_has_pending_pings (MetaDisplay *display,
MetaWindow *window);
typedef enum
{
META_TAB_LIST_NORMAL,
META_TAB_LIST_DOCKS
} MetaTabList;
GSList* meta_display_get_tab_list (MetaDisplay *display,
MetaTabList type,
MetaScreen *screen,
MetaWorkspace *workspace);
MetaWindow* meta_display_get_tab_next (MetaDisplay *display,
MetaTabList type,
MetaScreen *screen,
MetaWorkspace *workspace,
MetaWindow *window,
gboolean backward);
MetaWindow* meta_display_get_tab_current (MetaDisplay *display,
MetaTabList type,
MetaScreen *screen,
MetaWorkspace *workspace);
int meta_resize_gravity_from_grab_op (MetaGrabOp op);
gboolean meta_grab_op_is_moving (MetaGrabOp op);
gboolean meta_grab_op_is_resizing (MetaGrabOp op);
gboolean meta_rectangle_intersect (MetaRectangle *src1,
MetaRectangle *src2,
MetaRectangle *dest);
void meta_display_devirtualize_modifiers (MetaDisplay *display,
MetaVirtualModifier modifiers,
unsigned int *mask);
#endif
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