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/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
/* Marco 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, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
#define _GNU_SOURCE
#define _XOPEN_SOURCE /* for gethostname() and kill() */
#include <config.h>
#include "util.h"
#include "window-private.h"
#include "errors.h"
#include "workspace.h"
#include <sys/types.h>
#include <sys/wait.h>
#include <signal.h>
#include <unistd.h>
#include <errno.h>
#include <string.h>
#include <stdio.h>
static void meta_window_present_delete_dialog (MetaWindow *window,
guint32 timestamp);
static void
delete_ping_reply_func (MetaDisplay *display,
Window xwindow,
guint32 timestamp,
void *user_data)
{
meta_topic (META_DEBUG_PING,
"Got reply to delete ping for %s\n",
((MetaWindow*)user_data)->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 (MetaDisplay *display,
Window xwindow,
guint32 timestamp,
void *user_data)
{
MetaWindow *window = user_data;
char *window_title;
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;
}
window_title = g_locale_from_utf8 (window->title, -1, NULL, NULL, NULL);
/* Translators: %s is a window title */
tmp = g_strdup_printf (_("<tt>%s</tt> is not responding."),
window_title);
window_content = g_strdup_printf (
"<big><b>%s</b></big>\n\n<i>%s</i>",
tmp,
_("You may choose to wait a short while for it to "
"continue or force the application to quit entirely."));
g_free (window_title);
dialog_pid =
meta_show_dialog ("--question",
window_content, NULL,
window->screen->screen_name,
_("_Wait"), _("_Force Quit"), window->xwindow,
NULL, NULL);
g_free (window_content);
g_free (tmp);
window->dialog_pid = dialog_pid;
g_child_watch_add (dialog_pid, dialog_exited, window);
}
void
meta_window_delete (MetaWindow *window,
guint32 timestamp)
{
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, FALSE);
meta_display_ping_window (window->display,
window,
timestamp,
delete_ping_reply_func,
delete_ping_timeout_func,
window);
}
void
meta_window_kill (MetaWindow *window)
{
char buf[257];
meta_topic (META_DEBUG_WINDOW_OPS,
"Killing %s brutally\n",
window->desc);
if (window->wm_client_machine != NULL &&
window->net_wm_pid > 0)
{
if (gethostname (buf, sizeof(buf)-1) == 0)
{
if (strcmp (buf, window->wm_client_machine) == 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));
}
}
else
{
meta_warning (_("Failed to get hostname: %s\n"),
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, FALSE);
}
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
* marco-dialog
*/
windows = meta_display_list_windows (window->display);
tmp = windows;
while (tmp != NULL)
{
MetaWindow *w = tmp->data;
if (w->xtransient_for == window->xwindow &&
w->res_class &&
g_ascii_strcasecmp (w->res_class, "marco-dialog") == 0)
{
meta_window_activate (w, timestamp);
break;
}
tmp = tmp->next;
}
g_slist_free (windows);
}
}
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