mutter/src/core/delete.c

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/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
/* Mutter window deletion */
/*
* Copyright (C) 2001, 2002 Havoc Pennington
* Copyright (C) 2004 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, see <http://www.gnu.org/licenses/>.
*/
#define _XOPEN_SOURCE /* for kill() */
#include <config.h>
#include "util-private.h"
#include "window-private.h"
#include <meta/errors.h>
#include <meta/workspace.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <signal.h>
#include <unistd.h>
#include <errno.h>
#include <string.h>
#include <stdlib.h>
#include <stdio.h>
#include "wayland/meta-wayland-surface.h"
static void meta_window_present_delete_dialog (MetaWindow *window,
guint32 timestamp);
static void
delete_ping_reply_func (MetaWindow *window,
Fix issues on 64-bit machines with timestamps by using guint32 (like gtk+ 2006-09-13 Elijah Newren <newren gmail com> * src/common.h (MetaWindowMenuFunc): * src/core.[ch] (meta_core_user_lower_and_unfocus, meta_core_user_focus, meta_core_show_window_menu, meta_core_begin_grab_op, meta_core_end_grab_op): * src/delete.c (delete_ping_reply_func, delete_ping_timeout_func, meta_window_delete): * src/display.[ch] (struct MetaDisplay, struct MetaPingData, sanity_check_timestamps, meta_display_open, event_callback, meta_spew_event, meta_display_set_grab_op_cursor, meta_display_begin_grab_op, meta_display_end_grab_op, meta_display_ping_timeout, meta_display_ping_window, process_pong_message, timestamp_too_old, meta_display_set_input_focus_window): * src/keybindings.[ch] (grab_keyboard, ungrab_keyboard, meta_screen_grab_all_keys, meta_window_grab_all_keys, meta_window_ungrab_all_keys, error_on_generic_command, error_on_command, error_on_terminal_command): * src/metacity-dialog.c (on_realize, warn_about_no_sm_support, error_about_command, main): * src/screen.[ch] (struct _MetaScreen, meta_screen_new, meta_screen_show_desktop, meta_screen_apply_startup_properties): * src/session.c (warn_about_lame_clients_and_finish_interact): * src/window.[ch] (struct _MetaWindow, intervening_user_event_occurred, window_activate, meta_window_delete, meta_window_focus, meta_window_send_icccm_message, meta_window_client_message, menu_callback, meta_window_show_menu, struct EventScannerData, check_use_this_motion_notify, meta_window_begin_grab_op, meta_window_set_user_time): * src/workspace.[ch] (focus_ancestor_or_mru_window, meta_workspace_activate_with_focus, meta_workspace_activate, meta_workspace_focus_default_window, focus_ancestor_or_mru_window): Fix issues on 64-bit machines with timestamps by using guint32 (like gtk+ does) instead of Time. #348305
2006-09-13 12:32:33 -04:00
guint32 timestamp,
void *user_data)
{
meta_topic (META_DEBUG_PING, "Got reply to delete ping for %s\n", window->desc);
/* we do nothing */
}
static void
dialog_exited (GPid pid, int status, gpointer user_data)
{
MetaWindow *ours = (MetaWindow*) user_data;
ours->dialog_pid = -1;
/* exit status of 1 means the user pressed "Force Quit" */
if (WIFEXITED (status) && WEXITSTATUS (status) == 1)
meta_window_kill (ours);
}
static void
delete_ping_timeout_func (MetaWindow *window,
Fix issues on 64-bit machines with timestamps by using guint32 (like gtk+ 2006-09-13 Elijah Newren <newren gmail com> * src/common.h (MetaWindowMenuFunc): * src/core.[ch] (meta_core_user_lower_and_unfocus, meta_core_user_focus, meta_core_show_window_menu, meta_core_begin_grab_op, meta_core_end_grab_op): * src/delete.c (delete_ping_reply_func, delete_ping_timeout_func, meta_window_delete): * src/display.[ch] (struct MetaDisplay, struct MetaPingData, sanity_check_timestamps, meta_display_open, event_callback, meta_spew_event, meta_display_set_grab_op_cursor, meta_display_begin_grab_op, meta_display_end_grab_op, meta_display_ping_timeout, meta_display_ping_window, process_pong_message, timestamp_too_old, meta_display_set_input_focus_window): * src/keybindings.[ch] (grab_keyboard, ungrab_keyboard, meta_screen_grab_all_keys, meta_window_grab_all_keys, meta_window_ungrab_all_keys, error_on_generic_command, error_on_command, error_on_terminal_command): * src/metacity-dialog.c (on_realize, warn_about_no_sm_support, error_about_command, main): * src/screen.[ch] (struct _MetaScreen, meta_screen_new, meta_screen_show_desktop, meta_screen_apply_startup_properties): * src/session.c (warn_about_lame_clients_and_finish_interact): * src/window.[ch] (struct _MetaWindow, intervening_user_event_occurred, window_activate, meta_window_delete, meta_window_focus, meta_window_send_icccm_message, meta_window_client_message, menu_callback, meta_window_show_menu, struct EventScannerData, check_use_this_motion_notify, meta_window_begin_grab_op, meta_window_set_user_time): * src/workspace.[ch] (focus_ancestor_or_mru_window, meta_workspace_activate_with_focus, meta_workspace_activate, meta_workspace_focus_default_window, focus_ancestor_or_mru_window): Fix issues on 64-bit machines with timestamps by using guint32 (like gtk+ does) instead of Time. #348305
2006-09-13 12:32:33 -04:00
guint32 timestamp,
void *user_data)
{
char *window_title;
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gchar *window_content, *tmp;
GPid dialog_pid;
meta_topic (META_DEBUG_PING,
"Got delete ping timeout for %s\n",
window->desc);
if (window->dialog_pid >= 0)
{
meta_window_present_delete_dialog (window, timestamp);
return;
}
/* This is to get a better string if the title isn't representable
* in the locale encoding; actual conversion to UTF-8 is done inside
* meta_show_dialog */
if (window->title && window->title[0])
{
tmp = g_locale_from_utf8 (window->title, -1, NULL, NULL, NULL);
if (tmp == NULL)
window_title = NULL;
else
window_title = window->title;
g_free (tmp);
}
else
{
window_title = NULL;
}
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/* Translators: %s is a window title */
if (window_title)
tmp = g_strdup_printf (_("“%s” is not responding."), window_title);
else
tmp = g_strdup (_("Application is not responding."));
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window_content = g_strdup_printf (
"<big><b>%s</b></big>\n\n%s",
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tmp,
_("You may choose to wait a short while for it to "
"continue or force the application to quit entirely."));
dialog_pid =
meta_show_dialog ("--question",
window_content, NULL,
window->screen->screen_name,
_("_Wait"), _("_Force Quit"),
"face-sad-symbolic", window->xwindow,
NULL, NULL);
g_free (window_content);
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g_free (tmp);
window->dialog_pid = dialog_pid;
g_child_watch_add (dialog_pid, dialog_exited, window);
}
void
meta_window_check_alive (MetaWindow *window,
guint32 timestamp)
{
meta_display_ping_window (window,
timestamp,
delete_ping_reply_func,
delete_ping_timeout_func,
NULL);
}
void
meta_window_delete (MetaWindow *window,
Fix issues on 64-bit machines with timestamps by using guint32 (like gtk+ 2006-09-13 Elijah Newren <newren gmail com> * src/common.h (MetaWindowMenuFunc): * src/core.[ch] (meta_core_user_lower_and_unfocus, meta_core_user_focus, meta_core_show_window_menu, meta_core_begin_grab_op, meta_core_end_grab_op): * src/delete.c (delete_ping_reply_func, delete_ping_timeout_func, meta_window_delete): * src/display.[ch] (struct MetaDisplay, struct MetaPingData, sanity_check_timestamps, meta_display_open, event_callback, meta_spew_event, meta_display_set_grab_op_cursor, meta_display_begin_grab_op, meta_display_end_grab_op, meta_display_ping_timeout, meta_display_ping_window, process_pong_message, timestamp_too_old, meta_display_set_input_focus_window): * src/keybindings.[ch] (grab_keyboard, ungrab_keyboard, meta_screen_grab_all_keys, meta_window_grab_all_keys, meta_window_ungrab_all_keys, error_on_generic_command, error_on_command, error_on_terminal_command): * src/metacity-dialog.c (on_realize, warn_about_no_sm_support, error_about_command, main): * src/screen.[ch] (struct _MetaScreen, meta_screen_new, meta_screen_show_desktop, meta_screen_apply_startup_properties): * src/session.c (warn_about_lame_clients_and_finish_interact): * src/window.[ch] (struct _MetaWindow, intervening_user_event_occurred, window_activate, meta_window_delete, meta_window_focus, meta_window_send_icccm_message, meta_window_client_message, menu_callback, meta_window_show_menu, struct EventScannerData, check_use_this_motion_notify, meta_window_begin_grab_op, meta_window_set_user_time): * src/workspace.[ch] (focus_ancestor_or_mru_window, meta_workspace_activate_with_focus, meta_workspace_activate, meta_workspace_focus_default_window, focus_ancestor_or_mru_window): Fix issues on 64-bit machines with timestamps by using guint32 (like gtk+ does) instead of Time. #348305
2006-09-13 12:32:33 -04:00
guint32 timestamp)
{
if (window->client_type == META_WINDOW_CLIENT_TYPE_X11)
{
meta_error_trap_push (window->display);
if (window->delete_window)
{
meta_topic (META_DEBUG_WINDOW_OPS,
"Deleting %s with delete_window request\n",
window->desc);
meta_window_send_icccm_message (window,
window->display->atom_WM_DELETE_WINDOW,
timestamp);
}
else
{
meta_topic (META_DEBUG_WINDOW_OPS,
"Deleting %s with explicit kill\n",
window->desc);
XKillClient (window->display->xdisplay, window->xwindow);
}
meta_error_trap_pop (window->display);
}
else
{
meta_wayland_surface_delete (window->surface);
}
meta_window_check_alive (window, timestamp);
if (window->has_focus)
{
/* FIXME Clean this up someday
* http://bugzilla.gnome.org/show_bug.cgi?id=108706
*/
#if 0
/* This is unfortunately going to result in weirdness
* if the window doesn't respond to the delete event.
* I don't know how to avoid that though.
*/
meta_topic (META_DEBUG_FOCUS,
"Focusing default window because focus window %s was deleted/killed\n",
window->desc);
meta_workspace_focus_default_window (window->screen->active_workspace,
window);
#else
meta_topic (META_DEBUG_FOCUS,
"Not unfocusing %s on delete/kill\n",
window->desc);
#endif
}
else
{
meta_topic (META_DEBUG_FOCUS,
"Window %s was deleted/killed but didn't have focus\n",
window->desc);
}
}
void
meta_window_kill (MetaWindow *window)
{
meta_topic (META_DEBUG_WINDOW_OPS,
"Killing %s brutally\n",
window->desc);
if (!meta_window_is_remote (window) &&
window->net_wm_pid > 0)
{
meta_topic (META_DEBUG_WINDOW_OPS,
"Killing %s with kill()\n",
window->desc);
if (kill (window->net_wm_pid, 9) < 0)
meta_topic (META_DEBUG_WINDOW_OPS,
"Failed to signal %s: %s\n",
window->desc, strerror (errno));
}
meta_topic (META_DEBUG_WINDOW_OPS,
"Disconnecting %s with XKillClient()\n",
window->desc);
meta_error_trap_push (window->display);
XKillClient (window->display->xdisplay, window->xwindow);
meta_error_trap_pop (window->display);
}
void
meta_window_free_delete_dialog (MetaWindow *window)
{
if (window->dialog_pid >= 0)
{
kill (window->dialog_pid, 9);
window->dialog_pid = -1;
}
}
static void
meta_window_present_delete_dialog (MetaWindow *window, guint32 timestamp)
{
meta_topic (META_DEBUG_PING,
"Presenting existing ping dialog for %s\n",
window->desc);
if (window->dialog_pid >= 0)
{
GSList *windows;
GSList *tmp;
/* Activate transient for window that belongs to
* mutter-dialog
*/
windows = meta_display_list_windows (window->display, META_LIST_DEFAULT);
tmp = windows;
while (tmp != NULL)
{
MetaWindow *w = tmp->data;
if (w->transient_for == window && w->res_class &&
g_ascii_strcasecmp (w->res_class, "mutter-dialog") == 0)
{
meta_window_activate (w, timestamp);
break;
}
tmp = tmp->next;
}
g_slist_free (windows);
}
}