1491 lines
50 KiB
C
1491 lines
50 KiB
C
/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
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/**
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* \file window-props.c MetaWindow property handling
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*
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* A system which can inspect sets of properties of given windows
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* and take appropriate action given their values.
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*
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* Note that all the meta_window_reload_propert* functions require a
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* round trip to the server.
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*
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* The guts of this system are in meta_display_init_window_prop_hooks().
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* Reading this function will give you insight into how this all fits
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* together.
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*/
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/*
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* Copyright (C) 2001, 2002, 2003 Red Hat, Inc.
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* Copyright (C) 2004, 2005 Elijah Newren
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* Copyright (C) 2009 Thomas Thurman
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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* 02111-1307, USA.
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*/
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#define _GNU_SOURCE
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#define _SVID_SOURCE /* for gethostname() */
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#include <config.h>
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#include "window-props.h"
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#include "errors.h"
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#include "xprops.h"
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#include "frame-private.h"
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#include "group.h"
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#include <X11/Xatom.h>
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#include <unistd.h>
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#include <string.h>
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#ifndef HOST_NAME_MAX
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/* Solaris headers apparently don't define this so do so manually; #326745 */
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#define HOST_NAME_MAX 255
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#endif
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typedef void (* ReloadValueFunc) (MetaWindow *window,
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MetaPropValue *value,
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gboolean initial);
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typedef struct MetaWindowPropHooks
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{
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Atom property;
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MetaPropValueType type;
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ReloadValueFunc reload_func;
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} MetaWindowPropHooks;
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static void init_prop_value (MetaDisplay *display,
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Atom property,
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MetaPropValue *value);
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static void reload_prop_value (MetaWindow *window,
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MetaPropValue *value,
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gboolean initial);
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static MetaWindowPropHooks* find_hooks (MetaDisplay *display,
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Atom property);
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void
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meta_window_reload_property (MetaWindow *window,
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Atom property,
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gboolean initial)
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{
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meta_window_reload_properties (window, &property, 1, initial);
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}
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void
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meta_window_reload_properties (MetaWindow *window,
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const Atom *properties,
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int n_properties,
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gboolean initial)
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{
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meta_window_reload_properties_from_xwindow (window,
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window->xwindow,
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properties,
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n_properties,
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initial);
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}
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void
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meta_window_reload_property_from_xwindow (MetaWindow *window,
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Window xwindow,
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Atom property,
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gboolean initial)
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{
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meta_window_reload_properties_from_xwindow (window, xwindow, &property, 1,
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initial);
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}
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void
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meta_window_reload_properties_from_xwindow (MetaWindow *window,
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Window xwindow,
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const Atom *properties,
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int n_properties,
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gboolean initial)
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{
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int i;
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MetaPropValue *values;
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g_return_if_fail (properties != NULL);
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g_return_if_fail (n_properties > 0);
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values = g_new0 (MetaPropValue, n_properties);
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i = 0;
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while (i < n_properties)
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{
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init_prop_value (window->display, properties[i], &values[i]);
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++i;
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}
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meta_prop_get_values (window->display, xwindow,
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values, n_properties);
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i = 0;
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while (i < n_properties)
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{
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reload_prop_value (window, &values[i], initial);
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++i;
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}
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meta_prop_free_values (values, n_properties);
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g_free (values);
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}
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/* Fill in the MetaPropValue used to get the value of "property" */
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static void
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init_prop_value (MetaDisplay *display,
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Atom property,
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MetaPropValue *value)
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{
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MetaWindowPropHooks *hooks = find_hooks (display, property);
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if (!hooks || hooks->type == META_PROP_VALUE_INVALID)
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{
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value->type = META_PROP_VALUE_INVALID;
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value->atom = None;
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}
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else
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{
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value->type = hooks->type;
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value->atom = property;
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}
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}
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static void
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reload_prop_value (MetaWindow *window,
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MetaPropValue *value,
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gboolean initial)
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{
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MetaWindowPropHooks *hooks = find_hooks (window->display, value->atom);
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if (hooks && hooks->reload_func != NULL)
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(* hooks->reload_func) (window, value, initial);
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}
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static void
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reload_wm_client_machine (MetaWindow *window,
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MetaPropValue *value,
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gboolean initial)
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{
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g_free (window->wm_client_machine);
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window->wm_client_machine = NULL;
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if (value->type != META_PROP_VALUE_INVALID)
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window->wm_client_machine = g_strdup (value->v.str);
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meta_verbose ("Window has client machine \"%s\"\n",
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window->wm_client_machine ? window->wm_client_machine : "unset");
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}
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static void
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complain_about_broken_client (MetaWindow *window,
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MetaPropValue *value,
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gboolean initial)
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{
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meta_warning ("Broken client! Window %s changed client leader window or SM client ID\n",
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window->desc);
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}
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static void
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reload_net_wm_window_type (MetaWindow *window,
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MetaPropValue *value,
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gboolean initial)
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{
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meta_window_update_net_wm_type (window);
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}
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static void
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reload_icon (MetaWindow *window,
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Atom atom)
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{
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meta_icon_cache_property_changed (&window->icon_cache,
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window->display,
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atom);
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meta_window_queue(window, META_QUEUE_UPDATE_ICON);
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}
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static void
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reload_net_wm_icon (MetaWindow *window,
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MetaPropValue *value,
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gboolean initial)
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{
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reload_icon (window, window->display->atom__NET_WM_ICON);
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}
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static void
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reload_kwm_win_icon (MetaWindow *window,
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MetaPropValue *value,
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gboolean initial)
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{
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reload_icon (window, window->display->atom__KWM_WIN_ICON);
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}
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static void
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reload_struts (MetaWindow *window,
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MetaPropValue *value,
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gboolean initial)
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{
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meta_window_update_struts (window);
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}
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static void
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reload_wm_window_role (MetaWindow *window,
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MetaPropValue *value,
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gboolean initial)
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{
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meta_window_update_role (window);
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}
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static void
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reload_net_wm_pid (MetaWindow *window,
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MetaPropValue *value,
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gboolean initial)
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{
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if (value->type != META_PROP_VALUE_INVALID)
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{
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gulong cardinal = (int) value->v.cardinal;
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if (cardinal <= 0)
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meta_warning (_("Application set a bogus _NET_WM_PID %lu\n"),
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cardinal);
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else
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{
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window->net_wm_pid = cardinal;
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meta_verbose ("Window has _NET_WM_PID %d\n",
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window->net_wm_pid);
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}
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}
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}
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static void
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reload_net_wm_user_time (MetaWindow *window,
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MetaPropValue *value,
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gboolean initial)
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{
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if (value->type != META_PROP_VALUE_INVALID)
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{
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gulong cardinal = value->v.cardinal;
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meta_window_set_user_time (window, cardinal);
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}
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}
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static void
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reload_net_wm_user_time_window (MetaWindow *window,
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MetaPropValue *value,
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gboolean initial)
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{
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if (value->type != META_PROP_VALUE_INVALID)
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{
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/* Unregister old NET_WM_USER_TIME_WINDOW */
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if (window->user_time_window != None)
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{
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/* See the comment to the meta_display_register_x_window call below. */
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meta_display_unregister_x_window (window->display,
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window->user_time_window);
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/* Don't get events on not-managed windows */
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XSelectInput (window->display->xdisplay,
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window->user_time_window,
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NoEventMask);
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}
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/* Obtain the new NET_WM_USER_TIME_WINDOW and register it */
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window->user_time_window = value->v.xwindow;
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if (window->user_time_window != None)
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{
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/* Kind of a hack; display.c:event_callback() ignores events
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* for unknown windows. We make window->user_time_window
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* known by registering it with window (despite the fact
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* that window->xwindow is already registered with window).
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* This basically means that property notifies to either the
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* window->user_time_window or window->xwindow will be
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* treated identically and will result in functions for
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* window being called to update it. Maybe we should ignore
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* any property notifies to window->user_time_window other
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* than atom__NET_WM_USER_TIME ones, but I just don't care
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* and it's not specified in the spec anyway.
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*/
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meta_display_register_x_window (window->display,
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&window->user_time_window,
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window);
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/* Just listen for property notify events */
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XSelectInput (window->display->xdisplay,
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window->user_time_window,
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PropertyChangeMask);
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/* Manually load the _NET_WM_USER_TIME field from the given window
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* at this time as well. If the user_time_window ever broadens in
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* scope, we'll probably want to load all relevant properties here.
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*/
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meta_window_reload_property_from_xwindow (
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window,
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window->user_time_window,
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window->display->atom__NET_WM_USER_TIME,
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initial);
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}
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}
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}
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#define MAX_TITLE_LENGTH 512
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/**
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* Called by set_window_title and set_icon_title to set the value of
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* *target to title. It required and atom is set, it will update the
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* appropriate property.
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*
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* Returns TRUE if a new title was set.
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*/
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static gboolean
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set_title_text (MetaWindow *window,
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gboolean previous_was_modified,
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const char *title,
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Atom atom,
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char **target)
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{
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char hostname[HOST_NAME_MAX + 1];
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gboolean modified = FALSE;
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if (!target)
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return FALSE;
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g_free (*target);
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if (!title)
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*target = g_strdup ("");
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else if (g_utf8_strlen (title, MAX_TITLE_LENGTH + 1) > MAX_TITLE_LENGTH)
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{
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*target = meta_g_utf8_strndup (title, MAX_TITLE_LENGTH);
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modified = TRUE;
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}
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/* if WM_CLIENT_MACHINE indicates this machine is on a remote host
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* lets place that hostname in the title */
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else if (window->wm_client_machine &&
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!gethostname (hostname, HOST_NAME_MAX + 1) &&
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strcmp (hostname, window->wm_client_machine))
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{
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*target = g_strdup_printf (_("%s (on %s)"),
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title, window->wm_client_machine);
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modified = TRUE;
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}
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else
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*target = g_strdup (title);
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if (modified && atom != None)
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meta_prop_set_utf8_string_hint (window->display,
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window->xwindow,
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atom, *target);
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/* Bug 330671 -- Don't forget to clear _NET_WM_VISIBLE_(ICON_)NAME */
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if (!modified && previous_was_modified)
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{
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meta_error_trap_push (window->display);
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XDeleteProperty (window->display->xdisplay,
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window->xwindow,
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atom);
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meta_error_trap_pop (window->display, FALSE);
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}
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return modified;
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}
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static void
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set_window_title (MetaWindow *window,
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const char *title)
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{
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char *str;
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gboolean modified =
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set_title_text (window,
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window->using_net_wm_visible_name,
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title,
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window->display->atom__NET_WM_VISIBLE_NAME,
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&window->title);
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window->using_net_wm_visible_name = modified;
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/* strndup is a hack since GNU libc has broken %.10s */
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str = g_strndup (window->title, 10);
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g_free (window->desc);
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window->desc = g_strdup_printf ("0x%lx (%s)", window->xwindow, str);
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g_free (str);
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if (window->frame)
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meta_ui_set_frame_title (window->screen->ui,
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window->frame->xwindow,
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window->title);
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if (modified)
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g_object_notify (G_OBJECT (window), "title");
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}
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static void
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reload_net_wm_name (MetaWindow *window,
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MetaPropValue *value,
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gboolean initial)
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{
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if (value->type != META_PROP_VALUE_INVALID)
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{
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set_window_title (window, value->v.str);
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window->using_net_wm_name = TRUE;
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meta_verbose ("Using _NET_WM_NAME for new title of %s: \"%s\"\n",
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window->desc, window->title);
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}
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else
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{
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set_window_title (window, NULL);
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window->using_net_wm_name = FALSE;
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if (!initial)
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meta_window_reload_property (window, XA_WM_NAME, FALSE);
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}
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}
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static void
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reload_wm_name (MetaWindow *window,
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MetaPropValue *value,
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gboolean initial)
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{
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if (window->using_net_wm_name)
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{
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meta_verbose ("Ignoring WM_NAME \"%s\" as _NET_WM_NAME is set\n",
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value->v.str);
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return;
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}
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if (value->type != META_PROP_VALUE_INVALID)
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{
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set_window_title (window, value->v.str);
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meta_verbose ("Using WM_NAME for new title of %s: \"%s\"\n",
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window->desc, window->title);
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}
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else
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{
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set_window_title (window, NULL);
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}
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}
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static void
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set_icon_title (MetaWindow *window,
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const char *title)
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{
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gboolean modified =
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set_title_text (window,
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window->using_net_wm_visible_icon_name,
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title,
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window->display->atom__NET_WM_VISIBLE_ICON_NAME,
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&window->icon_name);
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window->using_net_wm_visible_icon_name = modified;
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}
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static void
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reload_net_wm_icon_name (MetaWindow *window,
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MetaPropValue *value,
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gboolean initial)
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{
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if (value->type != META_PROP_VALUE_INVALID)
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{
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set_icon_title (window, value->v.str);
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window->using_net_wm_icon_name = TRUE;
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meta_verbose ("Using _NET_WM_ICON_NAME for new title of %s: \"%s\"\n",
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window->desc, window->title);
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}
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else
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{
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set_icon_title (window, NULL);
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window->using_net_wm_icon_name = FALSE;
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if (!initial)
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meta_window_reload_property (window, XA_WM_ICON_NAME, FALSE);
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}
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}
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static void
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reload_wm_icon_name (MetaWindow *window,
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MetaPropValue *value,
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gboolean initial)
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{
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if (window->using_net_wm_icon_name)
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{
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meta_verbose ("Ignoring WM_ICON_NAME \"%s\" as _NET_WM_ICON_NAME is set\n",
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value->v.str);
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return;
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}
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if (value->type != META_PROP_VALUE_INVALID)
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{
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set_icon_title (window, value->v.str);
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meta_verbose ("Using WM_ICON_NAME for new title of %s: \"%s\"\n",
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window->desc, window->title);
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}
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else
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{
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set_icon_title (window, NULL);
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}
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}
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static void
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reload_net_wm_state (MetaWindow *window,
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MetaPropValue *value,
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gboolean initial)
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{
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int i;
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/* We know this is only an initial window creation,
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* clients don't change the property.
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*/
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if (!initial) {
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/* no, they DON'T change the property */
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meta_verbose ("Ignoring _NET_WM_STATE: we should be the one who set "
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"the property in the first place\n");
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return;
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}
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window->shaded = FALSE;
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window->maximized_horizontally = FALSE;
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window->maximized_vertically = FALSE;
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window->wm_state_modal = FALSE;
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window->wm_state_skip_taskbar = FALSE;
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window->wm_state_skip_pager = FALSE;
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window->wm_state_above = FALSE;
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window->wm_state_below = FALSE;
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|
window->wm_state_demands_attention = FALSE;
|
|
|
|
if (value->type == META_PROP_VALUE_INVALID)
|
|
return;
|
|
|
|
i = 0;
|
|
while (i < value->v.atom_list.n_atoms)
|
|
{
|
|
if (value->v.atom_list.atoms[i] == window->display->atom__NET_WM_STATE_SHADED)
|
|
window->shaded = TRUE;
|
|
else if (value->v.atom_list.atoms[i] == window->display->atom__NET_WM_STATE_MAXIMIZED_HORZ)
|
|
window->maximize_horizontally_after_placement = TRUE;
|
|
else if (value->v.atom_list.atoms[i] == window->display->atom__NET_WM_STATE_MAXIMIZED_VERT)
|
|
window->maximize_vertically_after_placement = TRUE;
|
|
else if (value->v.atom_list.atoms[i] == window->display->atom__NET_WM_STATE_HIDDEN)
|
|
window->minimize_after_placement = TRUE;
|
|
else if (value->v.atom_list.atoms[i] == window->display->atom__NET_WM_STATE_MODAL)
|
|
window->wm_state_modal = TRUE;
|
|
else if (value->v.atom_list.atoms[i] == window->display->atom__NET_WM_STATE_SKIP_TASKBAR)
|
|
window->wm_state_skip_taskbar = TRUE;
|
|
else if (value->v.atom_list.atoms[i] == window->display->atom__NET_WM_STATE_SKIP_PAGER)
|
|
window->wm_state_skip_pager = TRUE;
|
|
else if (value->v.atom_list.atoms[i] == window->display->atom__NET_WM_STATE_FULLSCREEN)
|
|
{
|
|
if (!window->fullscreen)
|
|
{
|
|
window->fullscreen = TRUE;
|
|
g_object_notify (G_OBJECT (window), "fullscreen");
|
|
}
|
|
}
|
|
else if (value->v.atom_list.atoms[i] == window->display->atom__NET_WM_STATE_ABOVE)
|
|
window->wm_state_above = TRUE;
|
|
else if (value->v.atom_list.atoms[i] == window->display->atom__NET_WM_STATE_BELOW)
|
|
window->wm_state_below = TRUE;
|
|
else if (value->v.atom_list.atoms[i] == window->display->atom__NET_WM_STATE_DEMANDS_ATTENTION)
|
|
window->wm_state_demands_attention = TRUE;
|
|
else if (value->v.atom_list.atoms[i] == window->display->atom__NET_WM_STATE_STICKY)
|
|
window->on_all_workspaces = TRUE;
|
|
|
|
++i;
|
|
}
|
|
|
|
meta_verbose ("Reloaded _NET_WM_STATE for %s\n",
|
|
window->desc);
|
|
|
|
meta_window_recalc_window_type (window);
|
|
}
|
|
|
|
static void
|
|
reload_mwm_hints (MetaWindow *window,
|
|
MetaPropValue *value,
|
|
gboolean initial)
|
|
{
|
|
MotifWmHints *hints;
|
|
gboolean old_decorated = window->decorated;
|
|
|
|
window->mwm_decorated = TRUE;
|
|
window->mwm_border_only = FALSE;
|
|
window->mwm_has_close_func = TRUE;
|
|
window->mwm_has_minimize_func = TRUE;
|
|
window->mwm_has_maximize_func = TRUE;
|
|
window->mwm_has_move_func = TRUE;
|
|
window->mwm_has_resize_func = TRUE;
|
|
|
|
if (value->type == META_PROP_VALUE_INVALID)
|
|
{
|
|
meta_verbose ("Window %s has no MWM hints\n", window->desc);
|
|
meta_window_recalc_features (window);
|
|
return;
|
|
}
|
|
|
|
hints = value->v.motif_hints;
|
|
|
|
/* We support those MWM hints deemed non-stupid */
|
|
|
|
meta_verbose ("Window %s has MWM hints\n",
|
|
window->desc);
|
|
|
|
if (hints->flags & MWM_HINTS_DECORATIONS)
|
|
{
|
|
meta_verbose ("Window %s sets MWM_HINTS_DECORATIONS 0x%lx\n",
|
|
window->desc, hints->decorations);
|
|
|
|
if (hints->decorations == 0)
|
|
window->mwm_decorated = FALSE;
|
|
/* some input methods use this */
|
|
else if (hints->decorations == MWM_DECOR_BORDER)
|
|
window->mwm_border_only = TRUE;
|
|
}
|
|
else
|
|
meta_verbose ("Decorations flag unset\n");
|
|
|
|
if (hints->flags & MWM_HINTS_FUNCTIONS)
|
|
{
|
|
gboolean toggle_value;
|
|
|
|
meta_verbose ("Window %s sets MWM_HINTS_FUNCTIONS 0x%lx\n",
|
|
window->desc, hints->functions);
|
|
|
|
/* If _ALL is specified, then other flags indicate what to turn off;
|
|
* if ALL is not specified, flags are what to turn on.
|
|
* at least, I think so
|
|
*/
|
|
|
|
if ((hints->functions & MWM_FUNC_ALL) == 0)
|
|
{
|
|
toggle_value = TRUE;
|
|
|
|
meta_verbose ("Window %s disables all funcs then reenables some\n",
|
|
window->desc);
|
|
window->mwm_has_close_func = FALSE;
|
|
window->mwm_has_minimize_func = FALSE;
|
|
window->mwm_has_maximize_func = FALSE;
|
|
window->mwm_has_move_func = FALSE;
|
|
window->mwm_has_resize_func = FALSE;
|
|
}
|
|
else
|
|
{
|
|
meta_verbose ("Window %s enables all funcs then disables some\n",
|
|
window->desc);
|
|
toggle_value = FALSE;
|
|
}
|
|
|
|
if ((hints->functions & MWM_FUNC_CLOSE) != 0)
|
|
{
|
|
meta_verbose ("Window %s toggles close via MWM hints\n",
|
|
window->desc);
|
|
window->mwm_has_close_func = toggle_value;
|
|
}
|
|
if ((hints->functions & MWM_FUNC_MINIMIZE) != 0)
|
|
{
|
|
meta_verbose ("Window %s toggles minimize via MWM hints\n",
|
|
window->desc);
|
|
window->mwm_has_minimize_func = toggle_value;
|
|
}
|
|
if ((hints->functions & MWM_FUNC_MAXIMIZE) != 0)
|
|
{
|
|
meta_verbose ("Window %s toggles maximize via MWM hints\n",
|
|
window->desc);
|
|
window->mwm_has_maximize_func = toggle_value;
|
|
}
|
|
if ((hints->functions & MWM_FUNC_MOVE) != 0)
|
|
{
|
|
meta_verbose ("Window %s toggles move via MWM hints\n",
|
|
window->desc);
|
|
window->mwm_has_move_func = toggle_value;
|
|
}
|
|
if ((hints->functions & MWM_FUNC_RESIZE) != 0)
|
|
{
|
|
meta_verbose ("Window %s toggles resize via MWM hints\n",
|
|
window->desc);
|
|
window->mwm_has_resize_func = toggle_value;
|
|
}
|
|
}
|
|
else
|
|
meta_verbose ("Functions flag unset\n");
|
|
|
|
meta_window_recalc_features (window);
|
|
|
|
/* We do all this anyhow at the end of meta_window_new() */
|
|
if (!window->constructing)
|
|
{
|
|
if (window->decorated)
|
|
meta_window_ensure_frame (window);
|
|
else
|
|
meta_window_destroy_frame (window);
|
|
|
|
meta_window_queue (window,
|
|
META_QUEUE_MOVE_RESIZE |
|
|
/* because ensure/destroy frame may unmap: */
|
|
META_QUEUE_CALC_SHOWING);
|
|
|
|
if (old_decorated != window->decorated)
|
|
g_object_notify (G_OBJECT (window), "decorated");
|
|
}
|
|
}
|
|
|
|
static void
|
|
reload_wm_class (MetaWindow *window,
|
|
MetaPropValue *value,
|
|
gboolean initial)
|
|
{
|
|
if (window->res_class)
|
|
g_free (window->res_class);
|
|
if (window->res_name)
|
|
g_free (window->res_name);
|
|
|
|
window->res_class = NULL;
|
|
window->res_name = NULL;
|
|
|
|
if (value->type != META_PROP_VALUE_INVALID)
|
|
{
|
|
if (value->v.class_hint.res_name)
|
|
window->res_name = g_strdup (value->v.class_hint.res_name);
|
|
|
|
if (value->v.class_hint.res_class)
|
|
window->res_class = g_strdup (value->v.class_hint.res_class);
|
|
}
|
|
|
|
meta_verbose ("Window %s class: '%s' name: '%s'\n",
|
|
window->desc,
|
|
window->res_class ? window->res_class : "none",
|
|
window->res_name ? window->res_name : "none");
|
|
}
|
|
|
|
static void
|
|
reload_net_wm_desktop (MetaWindow *window,
|
|
MetaPropValue *value,
|
|
gboolean initial)
|
|
{
|
|
if (value->type != META_PROP_VALUE_INVALID)
|
|
{
|
|
window->initial_workspace_set = TRUE;
|
|
window->initial_workspace = value->v.cardinal;
|
|
meta_topic (META_DEBUG_PLACEMENT,
|
|
"Read initial workspace prop %d for %s\n",
|
|
window->initial_workspace, window->desc);
|
|
}
|
|
}
|
|
|
|
static void
|
|
reload_net_startup_id (MetaWindow *window,
|
|
MetaPropValue *value,
|
|
gboolean initial)
|
|
{
|
|
guint32 timestamp = window->net_wm_user_time;
|
|
MetaWorkspace *workspace = NULL;
|
|
|
|
g_free (window->startup_id);
|
|
|
|
if (value->type != META_PROP_VALUE_INVALID)
|
|
window->startup_id = g_strdup (value->v.str);
|
|
else
|
|
window->startup_id = NULL;
|
|
|
|
/* Update timestamp and workspace on a running window */
|
|
if (!window->constructing)
|
|
{
|
|
window->initial_timestamp_set = 0;
|
|
window->initial_workspace_set = 0;
|
|
|
|
if (meta_screen_apply_startup_properties (window->screen, window))
|
|
{
|
|
|
|
if (window->initial_timestamp_set)
|
|
timestamp = window->initial_timestamp;
|
|
if (window->initial_workspace_set)
|
|
workspace = meta_screen_get_workspace_by_index (window->screen, window->initial_workspace);
|
|
|
|
meta_window_activate_with_workspace (window, timestamp, workspace);
|
|
}
|
|
}
|
|
|
|
meta_verbose ("New _NET_STARTUP_ID \"%s\" for %s\n",
|
|
window->startup_id ? window->startup_id : "unset",
|
|
window->desc);
|
|
}
|
|
|
|
static void
|
|
reload_update_counter (MetaWindow *window,
|
|
MetaPropValue *value,
|
|
gboolean initial)
|
|
{
|
|
if (value->type != META_PROP_VALUE_INVALID)
|
|
{
|
|
#ifdef HAVE_XSYNC
|
|
XSyncCounter counter = value->v.xcounter;
|
|
|
|
window->sync_request_counter = counter;
|
|
meta_verbose ("Window has _NET_WM_SYNC_REQUEST_COUNTER 0x%lx\n",
|
|
window->sync_request_counter);
|
|
#endif
|
|
}
|
|
}
|
|
|
|
#define FLAG_TOGGLED_ON(old,new,flag) \
|
|
(((old)->flags & (flag)) == 0 && \
|
|
((new)->flags & (flag)) != 0)
|
|
|
|
#define FLAG_TOGGLED_OFF(old,new,flag) \
|
|
(((old)->flags & (flag)) != 0 && \
|
|
((new)->flags & (flag)) == 0)
|
|
|
|
#define FLAG_CHANGED(old,new,flag) \
|
|
(FLAG_TOGGLED_ON(old,new,flag) || FLAG_TOGGLED_OFF(old,new,flag))
|
|
|
|
static void
|
|
spew_size_hints_differences (const XSizeHints *old,
|
|
const XSizeHints *new)
|
|
{
|
|
if (FLAG_CHANGED (old, new, USPosition))
|
|
meta_topic (META_DEBUG_GEOMETRY, "XSizeHints: USPosition now %s\n",
|
|
FLAG_TOGGLED_ON (old, new, USPosition) ? "set" : "unset");
|
|
if (FLAG_CHANGED (old, new, USSize))
|
|
meta_topic (META_DEBUG_GEOMETRY, "XSizeHints: USSize now %s\n",
|
|
FLAG_TOGGLED_ON (old, new, USSize) ? "set" : "unset");
|
|
if (FLAG_CHANGED (old, new, PPosition))
|
|
meta_topic (META_DEBUG_GEOMETRY, "XSizeHints: PPosition now %s\n",
|
|
FLAG_TOGGLED_ON (old, new, PPosition) ? "set" : "unset");
|
|
if (FLAG_CHANGED (old, new, PSize))
|
|
meta_topic (META_DEBUG_GEOMETRY, "XSizeHints: PSize now %s\n",
|
|
FLAG_TOGGLED_ON (old, new, PSize) ? "set" : "unset");
|
|
if (FLAG_CHANGED (old, new, PMinSize))
|
|
meta_topic (META_DEBUG_GEOMETRY, "XSizeHints: PMinSize now %s (%d x %d -> %d x %d)\n",
|
|
FLAG_TOGGLED_ON (old, new, PMinSize) ? "set" : "unset",
|
|
old->min_width, old->min_height,
|
|
new->min_width, new->min_height);
|
|
if (FLAG_CHANGED (old, new, PMaxSize))
|
|
meta_topic (META_DEBUG_GEOMETRY, "XSizeHints: PMaxSize now %s (%d x %d -> %d x %d)\n",
|
|
FLAG_TOGGLED_ON (old, new, PMaxSize) ? "set" : "unset",
|
|
old->max_width, old->max_height,
|
|
new->max_width, new->max_height);
|
|
if (FLAG_CHANGED (old, new, PResizeInc))
|
|
meta_topic (META_DEBUG_GEOMETRY, "XSizeHints: PResizeInc now %s (width_inc %d -> %d height_inc %d -> %d)\n",
|
|
FLAG_TOGGLED_ON (old, new, PResizeInc) ? "set" : "unset",
|
|
old->width_inc, new->width_inc,
|
|
old->height_inc, new->height_inc);
|
|
if (FLAG_CHANGED (old, new, PAspect))
|
|
meta_topic (META_DEBUG_GEOMETRY, "XSizeHints: PAspect now %s (min %d/%d -> %d/%d max %d/%d -> %d/%d)\n",
|
|
FLAG_TOGGLED_ON (old, new, PAspect) ? "set" : "unset",
|
|
old->min_aspect.x, old->min_aspect.y,
|
|
new->min_aspect.x, new->min_aspect.y,
|
|
old->max_aspect.x, old->max_aspect.y,
|
|
new->max_aspect.x, new->max_aspect.y);
|
|
if (FLAG_CHANGED (old, new, PBaseSize))
|
|
meta_topic (META_DEBUG_GEOMETRY, "XSizeHints: PBaseSize now %s (%d x %d -> %d x %d)\n",
|
|
FLAG_TOGGLED_ON (old, new, PBaseSize) ? "set" : "unset",
|
|
old->base_width, old->base_height,
|
|
new->base_width, new->base_height);
|
|
if (FLAG_CHANGED (old, new, PWinGravity))
|
|
meta_topic (META_DEBUG_GEOMETRY, "XSizeHints: PWinGravity now %s (%d -> %d)\n",
|
|
FLAG_TOGGLED_ON (old, new, PWinGravity) ? "set" : "unset",
|
|
old->win_gravity, new->win_gravity);
|
|
}
|
|
|
|
void
|
|
meta_set_normal_hints (MetaWindow *window,
|
|
XSizeHints *hints)
|
|
{
|
|
int x, y, w, h;
|
|
double minr, maxr;
|
|
/* Some convenience vars */
|
|
int minw, minh, maxw, maxh; /* min/max width/height */
|
|
int basew, baseh, winc, hinc; /* base width/height, width/height increment */
|
|
|
|
/* Save the last ConfigureRequest, which we put here.
|
|
* Values here set in the hints are supposed to
|
|
* be ignored.
|
|
*/
|
|
x = window->size_hints.x;
|
|
y = window->size_hints.y;
|
|
w = window->size_hints.width;
|
|
h = window->size_hints.height;
|
|
|
|
/* as far as I can tell, value->v.size_hints.flags is just to
|
|
* check whether we had old-style normal hints without gravity,
|
|
* base size as returned by XGetNormalHints(), so we don't
|
|
* really use it as we fixup window->size_hints to have those
|
|
* fields if they're missing.
|
|
*/
|
|
|
|
/*
|
|
* When the window is first created, NULL hints will
|
|
* be passed in which will initialize all of the fields
|
|
* as if flags were zero
|
|
*/
|
|
if (hints)
|
|
window->size_hints = *hints;
|
|
else
|
|
window->size_hints.flags = 0;
|
|
|
|
/* Put back saved ConfigureRequest. */
|
|
window->size_hints.x = x;
|
|
window->size_hints.y = y;
|
|
window->size_hints.width = w;
|
|
window->size_hints.height = h;
|
|
|
|
/* Get base size hints */
|
|
if (window->size_hints.flags & PBaseSize)
|
|
{
|
|
meta_topic (META_DEBUG_GEOMETRY, "Window %s sets base size %d x %d\n",
|
|
window->desc,
|
|
window->size_hints.base_width,
|
|
window->size_hints.base_height);
|
|
}
|
|
else if (window->size_hints.flags & PMinSize)
|
|
{
|
|
window->size_hints.base_width = window->size_hints.min_width;
|
|
window->size_hints.base_height = window->size_hints.min_height;
|
|
}
|
|
else
|
|
{
|
|
window->size_hints.base_width = 0;
|
|
window->size_hints.base_height = 0;
|
|
}
|
|
window->size_hints.flags |= PBaseSize;
|
|
|
|
/* Get min size hints */
|
|
if (window->size_hints.flags & PMinSize)
|
|
{
|
|
meta_topic (META_DEBUG_GEOMETRY, "Window %s sets min size %d x %d\n",
|
|
window->desc,
|
|
window->size_hints.min_width,
|
|
window->size_hints.min_height);
|
|
}
|
|
else if (window->size_hints.flags & PBaseSize)
|
|
{
|
|
window->size_hints.min_width = window->size_hints.base_width;
|
|
window->size_hints.min_height = window->size_hints.base_height;
|
|
}
|
|
else
|
|
{
|
|
window->size_hints.min_width = 0;
|
|
window->size_hints.min_height = 0;
|
|
}
|
|
window->size_hints.flags |= PMinSize;
|
|
|
|
/* Get max size hints */
|
|
if (window->size_hints.flags & PMaxSize)
|
|
{
|
|
meta_topic (META_DEBUG_GEOMETRY, "Window %s sets max size %d x %d\n",
|
|
window->desc,
|
|
window->size_hints.max_width,
|
|
window->size_hints.max_height);
|
|
}
|
|
else
|
|
{
|
|
window->size_hints.max_width = G_MAXINT;
|
|
window->size_hints.max_height = G_MAXINT;
|
|
window->size_hints.flags |= PMaxSize;
|
|
}
|
|
|
|
/* Get resize increment hints */
|
|
if (window->size_hints.flags & PResizeInc)
|
|
{
|
|
meta_topic (META_DEBUG_GEOMETRY,
|
|
"Window %s sets resize width inc: %d height inc: %d\n",
|
|
window->desc,
|
|
window->size_hints.width_inc,
|
|
window->size_hints.height_inc);
|
|
}
|
|
else
|
|
{
|
|
window->size_hints.width_inc = 1;
|
|
window->size_hints.height_inc = 1;
|
|
window->size_hints.flags |= PResizeInc;
|
|
}
|
|
|
|
/* Get aspect ratio hints */
|
|
if (window->size_hints.flags & PAspect)
|
|
{
|
|
meta_topic (META_DEBUG_GEOMETRY,
|
|
"Window %s sets min_aspect: %d/%d max_aspect: %d/%d\n",
|
|
window->desc,
|
|
window->size_hints.min_aspect.x,
|
|
window->size_hints.min_aspect.y,
|
|
window->size_hints.max_aspect.x,
|
|
window->size_hints.max_aspect.y);
|
|
}
|
|
else
|
|
{
|
|
window->size_hints.min_aspect.x = 1;
|
|
window->size_hints.min_aspect.y = G_MAXINT;
|
|
window->size_hints.max_aspect.x = G_MAXINT;
|
|
window->size_hints.max_aspect.y = 1;
|
|
window->size_hints.flags |= PAspect;
|
|
}
|
|
|
|
/* Get gravity hint */
|
|
if (window->size_hints.flags & PWinGravity)
|
|
{
|
|
meta_topic (META_DEBUG_GEOMETRY, "Window %s sets gravity %d\n",
|
|
window->desc,
|
|
window->size_hints.win_gravity);
|
|
}
|
|
else
|
|
{
|
|
meta_topic (META_DEBUG_GEOMETRY,
|
|
"Window %s doesn't set gravity, using NW\n",
|
|
window->desc);
|
|
window->size_hints.win_gravity = NorthWestGravity;
|
|
window->size_hints.flags |= PWinGravity;
|
|
}
|
|
|
|
/*** Lots of sanity checking ***/
|
|
|
|
/* Verify all min & max hints are at least 1 pixel */
|
|
if (window->size_hints.min_width < 1)
|
|
{
|
|
/* someone is on crack */
|
|
meta_topic (META_DEBUG_GEOMETRY,
|
|
"Window %s sets min width to 0, which makes no sense\n",
|
|
window->desc);
|
|
window->size_hints.min_width = 1;
|
|
}
|
|
if (window->size_hints.max_width < 1)
|
|
{
|
|
/* another cracksmoker */
|
|
meta_topic (META_DEBUG_GEOMETRY,
|
|
"Window %s sets max width to 0, which makes no sense\n",
|
|
window->desc);
|
|
window->size_hints.max_width = 1;
|
|
}
|
|
if (window->size_hints.min_height < 1)
|
|
{
|
|
/* another cracksmoker */
|
|
meta_topic (META_DEBUG_GEOMETRY,
|
|
"Window %s sets min height to 0, which makes no sense\n",
|
|
window->desc);
|
|
window->size_hints.min_height = 1;
|
|
}
|
|
if (window->size_hints.max_height < 1)
|
|
{
|
|
/* another cracksmoker */
|
|
meta_topic (META_DEBUG_GEOMETRY,
|
|
"Window %s sets max height to 0, which makes no sense\n",
|
|
window->desc);
|
|
window->size_hints.max_height = 1;
|
|
}
|
|
|
|
/* Verify size increment hints are at least 1 pixel */
|
|
if (window->size_hints.width_inc < 1)
|
|
{
|
|
/* app authors find so many ways to smoke crack */
|
|
window->size_hints.width_inc = 1;
|
|
meta_topic (META_DEBUG_GEOMETRY, "Corrected 0 width_inc to 1\n");
|
|
}
|
|
if (window->size_hints.height_inc < 1)
|
|
{
|
|
/* another cracksmoker */
|
|
window->size_hints.height_inc = 1;
|
|
meta_topic (META_DEBUG_GEOMETRY, "Corrected 0 height_inc to 1\n");
|
|
}
|
|
/* divide by 0 cracksmokers; note that x & y in (min|max)_aspect are
|
|
* numerator & denominator
|
|
*/
|
|
if (window->size_hints.min_aspect.y < 1)
|
|
window->size_hints.min_aspect.y = 1;
|
|
if (window->size_hints.max_aspect.y < 1)
|
|
window->size_hints.max_aspect.y = 1;
|
|
|
|
minw = window->size_hints.min_width; minh = window->size_hints.min_height;
|
|
maxw = window->size_hints.max_width; maxh = window->size_hints.max_height;
|
|
basew = window->size_hints.base_width; baseh = window->size_hints.base_height;
|
|
winc = window->size_hints.width_inc; hinc = window->size_hints.height_inc;
|
|
|
|
/* Make sure min and max size hints are consistent with the base + increment
|
|
* size hints. If they're not, it's not a real big deal, but it means the
|
|
* effective min and max size are more restrictive than the application
|
|
* specified values.
|
|
*/
|
|
if ((minw - basew) % winc != 0)
|
|
{
|
|
/* Take advantage of integer division throwing away the remainder... */
|
|
window->size_hints.min_width = basew + ((minw - basew)/winc + 1)*winc;
|
|
|
|
meta_topic (META_DEBUG_GEOMETRY,
|
|
"Window %s has width_inc (%d) that does not evenly divide "
|
|
"min_width - base_width (%d - %d); thus effective "
|
|
"min_width is really %d\n",
|
|
window->desc,
|
|
winc, minw, basew, window->size_hints.min_width);
|
|
minw = window->size_hints.min_width;
|
|
}
|
|
if (maxw != G_MAXINT && (maxw - basew) % winc != 0)
|
|
{
|
|
/* Take advantage of integer division throwing away the remainder... */
|
|
window->size_hints.max_width = basew + ((maxw - basew)/winc)*winc;
|
|
|
|
meta_topic (META_DEBUG_GEOMETRY,
|
|
"Window %s has width_inc (%d) that does not evenly divide "
|
|
"max_width - base_width (%d - %d); thus effective "
|
|
"max_width is really %d\n",
|
|
window->desc,
|
|
winc, maxw, basew, window->size_hints.max_width);
|
|
maxw = window->size_hints.max_width;
|
|
}
|
|
if ((minh - baseh) % hinc != 0)
|
|
{
|
|
/* Take advantage of integer division throwing away the remainder... */
|
|
window->size_hints.min_height = baseh + ((minh - baseh)/hinc + 1)*hinc;
|
|
|
|
meta_topic (META_DEBUG_GEOMETRY,
|
|
"Window %s has height_inc (%d) that does not evenly divide "
|
|
"min_height - base_height (%d - %d); thus effective "
|
|
"min_height is really %d\n",
|
|
window->desc,
|
|
hinc, minh, baseh, window->size_hints.min_height);
|
|
minh = window->size_hints.min_height;
|
|
}
|
|
if (maxh != G_MAXINT && (maxh - baseh) % hinc != 0)
|
|
{
|
|
/* Take advantage of integer division throwing away the remainder... */
|
|
window->size_hints.max_height = baseh + ((maxh - baseh)/hinc)*hinc;
|
|
|
|
meta_topic (META_DEBUG_GEOMETRY,
|
|
"Window %s has height_inc (%d) that does not evenly divide "
|
|
"max_height - base_height (%d - %d); thus effective "
|
|
"max_height is really %d\n",
|
|
window->desc,
|
|
hinc, maxh, baseh, window->size_hints.max_height);
|
|
maxh = window->size_hints.max_height;
|
|
}
|
|
|
|
/* make sure maximum size hints are compatible with minimum size hints; min
|
|
* size hints take precedence.
|
|
*/
|
|
if (window->size_hints.max_width < window->size_hints.min_width)
|
|
{
|
|
/* another cracksmoker */
|
|
meta_topic (META_DEBUG_GEOMETRY,
|
|
"Window %s sets max width %d less than min width %d, "
|
|
"disabling resize\n",
|
|
window->desc,
|
|
window->size_hints.max_width,
|
|
window->size_hints.min_width);
|
|
maxw = window->size_hints.max_width = window->size_hints.min_width;
|
|
}
|
|
if (window->size_hints.max_height < window->size_hints.min_height)
|
|
{
|
|
/* another cracksmoker */
|
|
meta_topic (META_DEBUG_GEOMETRY,
|
|
"Window %s sets max height %d less than min height %d, "
|
|
"disabling resize\n",
|
|
window->desc,
|
|
window->size_hints.max_height,
|
|
window->size_hints.min_height);
|
|
maxh = window->size_hints.max_height = window->size_hints.min_height;
|
|
}
|
|
|
|
/* Make sure the aspect ratio hints are sane. */
|
|
minr = window->size_hints.min_aspect.x /
|
|
(double)window->size_hints.min_aspect.y;
|
|
maxr = window->size_hints.max_aspect.x /
|
|
(double)window->size_hints.max_aspect.y;
|
|
if (minr > maxr)
|
|
{
|
|
/* another cracksmoker; not even minimally (self) consistent */
|
|
meta_topic (META_DEBUG_GEOMETRY,
|
|
"Window %s sets min aspect ratio larger than max aspect "
|
|
"ratio; disabling aspect ratio constraints.\n",
|
|
window->desc);
|
|
window->size_hints.min_aspect.x = 1;
|
|
window->size_hints.min_aspect.y = G_MAXINT;
|
|
window->size_hints.max_aspect.x = G_MAXINT;
|
|
window->size_hints.max_aspect.y = 1;
|
|
}
|
|
else /* check consistency of aspect ratio hints with other hints */
|
|
{
|
|
if (minh > 0 && minr > (maxw / (double)minh))
|
|
{
|
|
/* another cracksmoker */
|
|
meta_topic (META_DEBUG_GEOMETRY,
|
|
"Window %s sets min aspect ratio larger than largest "
|
|
"aspect ratio possible given min/max size constraints; "
|
|
"disabling min aspect ratio constraint.\n",
|
|
window->desc);
|
|
window->size_hints.min_aspect.x = 1;
|
|
window->size_hints.min_aspect.y = G_MAXINT;
|
|
}
|
|
if (maxr < (minw / (double)maxh))
|
|
{
|
|
/* another cracksmoker */
|
|
meta_topic (META_DEBUG_GEOMETRY,
|
|
"Window %s sets max aspect ratio smaller than smallest "
|
|
"aspect ratio possible given min/max size constraints; "
|
|
"disabling max aspect ratio constraint.\n",
|
|
window->desc);
|
|
window->size_hints.max_aspect.x = G_MAXINT;
|
|
window->size_hints.max_aspect.y = 1;
|
|
}
|
|
/* FIXME: Would be nice to check that aspect ratios are
|
|
* consistent with base and size increment constraints.
|
|
*/
|
|
}
|
|
}
|
|
|
|
static void
|
|
reload_normal_hints (MetaWindow *window,
|
|
MetaPropValue *value,
|
|
gboolean initial)
|
|
{
|
|
if (value->type != META_PROP_VALUE_INVALID)
|
|
{
|
|
XSizeHints old_hints;
|
|
|
|
meta_topic (META_DEBUG_GEOMETRY, "Updating WM_NORMAL_HINTS for %s\n", window->desc);
|
|
|
|
old_hints = window->size_hints;
|
|
|
|
meta_set_normal_hints (window, value->v.size_hints.hints);
|
|
|
|
spew_size_hints_differences (&old_hints, &window->size_hints);
|
|
|
|
meta_window_recalc_features (window);
|
|
|
|
if (!initial)
|
|
meta_window_queue(window, META_QUEUE_MOVE_RESIZE);
|
|
}
|
|
}
|
|
|
|
static void
|
|
reload_wm_protocols (MetaWindow *window,
|
|
MetaPropValue *value,
|
|
gboolean initial)
|
|
{
|
|
int i;
|
|
|
|
window->take_focus = FALSE;
|
|
window->delete_window = FALSE;
|
|
window->net_wm_ping = FALSE;
|
|
|
|
if (value->type == META_PROP_VALUE_INVALID)
|
|
return;
|
|
|
|
i = 0;
|
|
while (i < value->v.atom_list.n_atoms)
|
|
{
|
|
if (value->v.atom_list.atoms[i] ==
|
|
window->display->atom_WM_TAKE_FOCUS)
|
|
window->take_focus = TRUE;
|
|
else if (value->v.atom_list.atoms[i] ==
|
|
window->display->atom_WM_DELETE_WINDOW)
|
|
window->delete_window = TRUE;
|
|
else if (value->v.atom_list.atoms[i] ==
|
|
window->display->atom__NET_WM_PING)
|
|
window->net_wm_ping = TRUE;
|
|
++i;
|
|
}
|
|
|
|
meta_verbose ("New _NET_STARTUP_ID \"%s\" for %s\n",
|
|
window->startup_id ? window->startup_id : "unset",
|
|
window->desc);
|
|
}
|
|
|
|
static void
|
|
reload_wm_hints (MetaWindow *window,
|
|
MetaPropValue *value,
|
|
gboolean initial)
|
|
{
|
|
Window old_group_leader;
|
|
|
|
old_group_leader = window->xgroup_leader;
|
|
|
|
/* Fill in defaults */
|
|
window->input = TRUE;
|
|
window->initially_iconic = FALSE;
|
|
window->xgroup_leader = None;
|
|
window->wm_hints_pixmap = None;
|
|
window->wm_hints_mask = None;
|
|
|
|
if (value->type != META_PROP_VALUE_INVALID)
|
|
{
|
|
const XWMHints *hints = value->v.wm_hints;
|
|
|
|
if (hints->flags & InputHint)
|
|
window->input = hints->input;
|
|
|
|
if (hints->flags & StateHint)
|
|
window->initially_iconic = (hints->initial_state == IconicState);
|
|
|
|
if (hints->flags & WindowGroupHint)
|
|
window->xgroup_leader = hints->window_group;
|
|
|
|
if (hints->flags & IconPixmapHint)
|
|
window->wm_hints_pixmap = hints->icon_pixmap;
|
|
|
|
if (hints->flags & IconMaskHint)
|
|
window->wm_hints_mask = hints->icon_mask;
|
|
|
|
meta_verbose ("Read WM_HINTS input: %d iconic: %d group leader: 0x%lx pixmap: 0x%lx mask: 0x%lx\n",
|
|
window->input, window->initially_iconic,
|
|
window->xgroup_leader,
|
|
window->wm_hints_pixmap,
|
|
window->wm_hints_mask);
|
|
}
|
|
|
|
if (window->xgroup_leader != old_group_leader)
|
|
{
|
|
meta_verbose ("Window %s changed its group leader to 0x%lx\n",
|
|
window->desc, window->xgroup_leader);
|
|
|
|
meta_window_group_leader_changed (window);
|
|
}
|
|
|
|
meta_icon_cache_property_changed (&window->icon_cache,
|
|
window->display,
|
|
XA_WM_HINTS);
|
|
|
|
meta_window_queue (window, META_QUEUE_UPDATE_ICON | META_QUEUE_MOVE_RESIZE);
|
|
}
|
|
|
|
static void
|
|
reload_transient_for (MetaWindow *window,
|
|
MetaPropValue *value,
|
|
gboolean initial)
|
|
{
|
|
window->xtransient_for = None;
|
|
|
|
if (value->type != META_PROP_VALUE_INVALID)
|
|
window->xtransient_for = value->v.xwindow;
|
|
|
|
/* Make sure transient_for is valid */
|
|
if (window->xtransient_for != None &&
|
|
meta_display_lookup_x_window (window->display,
|
|
window->xtransient_for) == NULL)
|
|
{
|
|
meta_warning (_("Invalid WM_TRANSIENT_FOR window 0x%lx specified "
|
|
"for %s.\n"),
|
|
window->xtransient_for, window->desc);
|
|
window->xtransient_for = None;
|
|
}
|
|
|
|
window->transient_parent_is_root_window =
|
|
window->xtransient_for == window->screen->xroot;
|
|
|
|
if (window->xtransient_for != None)
|
|
meta_verbose ("Window %s transient for 0x%lx (root = %d)\n", window->desc,
|
|
window->xtransient_for, window->transient_parent_is_root_window);
|
|
else
|
|
meta_verbose ("Window %s is not transient\n", window->desc);
|
|
|
|
/* may now be a dialog */
|
|
meta_window_recalc_window_type (window);
|
|
|
|
/* update stacking constraints */
|
|
meta_stack_update_transient (window->screen->stack, window);
|
|
|
|
/* possibly change its group. We treat being a window's transient as
|
|
* equivalent to making it your group leader, to work around shortcomings
|
|
* in programs such as xmms-- see #328211.
|
|
*/
|
|
if (window->xtransient_for != None &&
|
|
window->xgroup_leader != None &&
|
|
window->xtransient_for != window->xgroup_leader)
|
|
meta_window_group_leader_changed (window);
|
|
|
|
if (!window->constructing)
|
|
meta_window_queue (window, META_QUEUE_MOVE_RESIZE);
|
|
}
|
|
|
|
/**
|
|
* Initialises the property hooks system. Each row in the table named "hooks"
|
|
* represents an action to take when a property is found on a newly-created
|
|
* window, or when a property changes its value.
|
|
*
|
|
* The first column shows which atom the row concerns.
|
|
* The second gives the type of the property data. The property will be
|
|
* queried for its new value, unless the type is given as
|
|
* META_PROP_VALUE_INVALID, in which case nothing will be queried.
|
|
* The third column gives the name of a callback which gets called with the
|
|
* new value. (If the new value was not retrieved because the second column
|
|
* was META_PROP_VALUE_INVALID, the callback still gets called anyway.)
|
|
* This value may be NULL, in which case no callback will be called.
|
|
*/
|
|
void
|
|
meta_display_init_window_prop_hooks (MetaDisplay *display)
|
|
{
|
|
MetaWindowPropHooks hooks[] = {
|
|
{ display->atom_WM_STATE, META_PROP_VALUE_INVALID, NULL },
|
|
{ display->atom_WM_CLIENT_MACHINE, META_PROP_VALUE_STRING, reload_wm_client_machine },
|
|
{ display->atom__NET_WM_PID, META_PROP_VALUE_CARDINAL, reload_net_wm_pid },
|
|
{ display->atom__NET_WM_USER_TIME, META_PROP_VALUE_CARDINAL, reload_net_wm_user_time },
|
|
{ display->atom__NET_WM_NAME, META_PROP_VALUE_UTF8, reload_net_wm_name },
|
|
{ XA_WM_NAME, META_PROP_VALUE_TEXT_PROPERTY, reload_wm_name },
|
|
{ display->atom__NET_WM_ICON, META_PROP_VALUE_INVALID, reload_net_wm_icon },
|
|
{ display->atom__KWM_WIN_ICON, META_PROP_VALUE_INVALID, reload_kwm_win_icon },
|
|
{ display->atom__NET_WM_ICON_NAME, META_PROP_VALUE_UTF8, reload_net_wm_icon_name },
|
|
{ XA_WM_ICON_NAME, META_PROP_VALUE_TEXT_PROPERTY, reload_wm_icon_name },
|
|
{ display->atom__NET_WM_STATE, META_PROP_VALUE_ATOM_LIST, reload_net_wm_state },
|
|
{ display->atom__MOTIF_WM_HINTS, META_PROP_VALUE_MOTIF_HINTS, reload_mwm_hints },
|
|
{ display->atom__NET_WM_ICON_GEOMETRY, META_PROP_VALUE_INVALID, NULL },
|
|
{ XA_WM_CLASS, META_PROP_VALUE_CLASS_HINT, reload_wm_class },
|
|
{ display->atom_WM_CLIENT_LEADER, META_PROP_VALUE_INVALID, complain_about_broken_client },
|
|
{ display->atom_SM_CLIENT_ID, META_PROP_VALUE_INVALID, complain_about_broken_client },
|
|
{ display->atom_WM_WINDOW_ROLE, META_PROP_VALUE_INVALID, reload_wm_window_role },
|
|
{ display->atom__NET_WM_WINDOW_TYPE, META_PROP_VALUE_INVALID, reload_net_wm_window_type },
|
|
{ display->atom__NET_WM_DESKTOP, META_PROP_VALUE_CARDINAL, reload_net_wm_desktop },
|
|
{ display->atom__NET_WM_STRUT, META_PROP_VALUE_INVALID, reload_struts },
|
|
{ display->atom__NET_WM_STRUT_PARTIAL, META_PROP_VALUE_INVALID, reload_struts },
|
|
{ display->atom__NET_STARTUP_ID, META_PROP_VALUE_UTF8, reload_net_startup_id },
|
|
{ display->atom__NET_WM_SYNC_REQUEST_COUNTER, META_PROP_VALUE_SYNC_COUNTER, reload_update_counter },
|
|
{ XA_WM_NORMAL_HINTS, META_PROP_VALUE_SIZE_HINTS, reload_normal_hints },
|
|
{ display->atom_WM_PROTOCOLS, META_PROP_VALUE_ATOM_LIST, reload_wm_protocols },
|
|
{ XA_WM_HINTS, META_PROP_VALUE_WM_HINTS, reload_wm_hints },
|
|
{ XA_WM_TRANSIENT_FOR, META_PROP_VALUE_WINDOW, reload_transient_for },
|
|
{ display->atom__NET_WM_USER_TIME_WINDOW, META_PROP_VALUE_WINDOW, reload_net_wm_user_time_window },
|
|
{ 0 },
|
|
};
|
|
|
|
MetaWindowPropHooks *table = g_memdup (hooks, sizeof (hooks)),
|
|
*cursor = table;
|
|
|
|
g_assert (display->prop_hooks == NULL);
|
|
|
|
display->prop_hooks_table = (gpointer) table;
|
|
display->prop_hooks = g_hash_table_new (NULL, NULL);
|
|
|
|
while (cursor->property)
|
|
{
|
|
/* Atoms are safe to use with GINT_TO_POINTER because it's safe with
|
|
* anything 32 bits or less, and atoms are 32 bits with the top three
|
|
* bits clear. (Scheifler & Gettys, 2e, p372)
|
|
*/
|
|
g_hash_table_insert (display->prop_hooks,
|
|
GINT_TO_POINTER (cursor->property),
|
|
cursor);
|
|
cursor++;
|
|
}
|
|
}
|
|
|
|
void
|
|
meta_display_free_window_prop_hooks (MetaDisplay *display)
|
|
{
|
|
g_hash_table_unref (display->prop_hooks);
|
|
display->prop_hooks = NULL;
|
|
|
|
g_free (display->prop_hooks_table);
|
|
display->prop_hooks_table = NULL;
|
|
}
|
|
|
|
static MetaWindowPropHooks*
|
|
find_hooks (MetaDisplay *display,
|
|
Atom property)
|
|
{
|
|
return g_hash_table_lookup (display->prop_hooks,
|
|
GINT_TO_POINTER (property));
|
|
}
|