Implement GAppLaunchContext in gdk, providing startup notification.
2007-12-12 Matthias Clasen <mclasen@redhat.com> * gdk/gdkapplaunchcontext.[hc]: Implement GAppLaunchContext in gdk, providing startup notification. (#503203) * gdk/x11/gdkapplaunchcontext-x11.c: * gdk/win32/gdkapplaunchcontext-win32.c: * gdk/quartz/gdkapplaunchcontext-quartz.c: * gdk/directfb/gdkapplaunchcontext-directfb.c: Backend-specific parts. All but X11 are just empty stubs for now. * gdk/gdk.symbols: * gdk/gdkinternals.h: * gdk/Makefile.am: * gdk/x11/Makefile.am: * gdk/win32/Makefile.am: * gdk/quartz/Makefile.am: * gdk/directfb/Makefile.am: Necessary glue. svn path=/trunk/; revision=19165
This commit is contained in:
Matthias Clasen
committed by
Matthias Clasen
Matthias Clasen
parent
594e3660e9
commit
1397a9fd7d
@ -19,6 +19,7 @@ noinst_LTLIBRARIES = libgdk-x11.la
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libgdk_x11_la_SOURCES = \
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MwmUtil.h \
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gdkapplaunchcontext-x11.c \
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gdkasync.c \
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gdkasync.h \
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gdkcolor-x11.c \
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424
gdk/x11/gdkapplaunchcontext-x11.c
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424
gdk/x11/gdkapplaunchcontext-x11.c
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@ -0,0 +1,424 @@
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/* gdkapplaunchcontext-x11.c - Gtk+ implementation for GAppLaunchContext
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Copyright (C) 2007 Red Hat, Inc.
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The Gnome Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library 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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The Gnome Library is distributed in the hope that it will be useful,
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but 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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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the Gnome Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA.
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Author: Alexander Larsson <alexl@redhat.com>
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*/
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#include <config.h>
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#include <string.h>
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#include <unistd.h>
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#include <glib.h>
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#include <gio/gfileicon.h>
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#include <gio/gthemedicon.h>
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#include "gdkx.h"
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#include "gdkapplaunchcontext.h"
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#include "gdkscreen.h"
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#include "gdkinternals.h"
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#include "gdkintl.h"
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#include "gdkalias.h"
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static char *
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get_display_name (GFile *file)
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{
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GFileInfo *info;
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char *name, *tmp;
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/* This does sync I/O, which isn't ideal.
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* It should probably use the NautilusFile machinery
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*/
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name = NULL;
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info = g_file_query_info (file,
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G_FILE_ATTRIBUTE_STD_DISPLAY_NAME, 0, NULL, NULL);
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if (info)
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{
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name = g_strdup (g_file_info_get_display_name (info));
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g_object_unref (info);
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}
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if (name == NULL)
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{
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name = g_file_get_basename (file);
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if (!g_utf8_validate (name, -1, NULL))
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{
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tmp = name;
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name =
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g_uri_escape_string (name, G_URI_RESERVED_CHARS_ALLOWED_IN_PATH,
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TRUE);
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g_free (tmp);
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}
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}
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return name;
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}
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static GIcon *
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get_icon (GFile *file)
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{
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GFileInfo *info;
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GIcon *icon;
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icon = NULL;
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info = g_file_query_info (file, G_FILE_ATTRIBUTE_STD_ICON, 0, NULL, NULL);
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if (info)
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{
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icon = g_file_info_get_icon (info);
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if (icon)
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g_object_ref (icon);
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g_object_unref (info);
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}
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return icon;
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}
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static char *
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gicon_to_string (GIcon *icon)
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{
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GFile *file;
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const char *const *names;
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if (G_IS_FILE_ICON (icon))
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{
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file = g_file_icon_get_file (G_FILE_ICON (icon));
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if (file)
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return g_file_get_path (file);
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}
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else if (G_IS_THEMED_ICON (icon))
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{
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names = g_themed_icon_get_names (G_THEMED_ICON (icon));
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if (names)
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return g_strdup (names[0]);
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}
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return NULL;
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}
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static void
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end_startup_notification (GdkDisplay *display,
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const char *startup_id)
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{
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gdk_x11_display_broadcast_startup_message (display, "remove",
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"ID", startup_id,
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NULL);
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}
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/* This should be fairly long, as it's confusing to users if a startup
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* ends when it shouldn't (it appears that the startup failed, and
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* they have to relaunch the app). Also the timeout only matters when
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* there are bugs and apps don't end their own startup sequence.
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*
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* This timeout is a "last resort" timeout that ignores whether the
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* startup sequence has shown activity or not. Metacity and the
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* tasklist have smarter, and correspondingly able-to-be-shorter
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* timeouts. The reason our timeout is dumb is that we don't monitor
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* the sequence (don't use an SnMonitorContext)
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*/
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#define STARTUP_TIMEOUT_LENGTH_SECONDS 30
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#define STARTUP_TIMEOUT_LENGTH (STARTUP_TIMEOUT_LENGTH_SECONDS * 1000)
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typedef struct
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{
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GdkDisplay *display;
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char *startup_id;
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GTimeVal time;
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} StartupNotificationData;
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static void
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free_startup_notification_data (gpointer data)
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{
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StartupNotificationData *sn_data = data;
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g_object_unref (sn_data->display);
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g_free (sn_data->startup_id);
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g_free (sn_data);
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}
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typedef struct
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{
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GSList *contexts;
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guint timeout_id;
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} StartupTimeoutData;
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static void
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free_startup_timeout (void *data)
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{
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StartupTimeoutData *std;
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std = data;
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g_slist_foreach (std->contexts, (GFunc) free_startup_notification_data, NULL);
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g_slist_free (std->contexts);
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if (std->timeout_id != 0)
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{
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g_source_remove (std->timeout_id);
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std->timeout_id = 0;
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}
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g_free (std);
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}
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static gboolean
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startup_timeout (void *data)
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{
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StartupTimeoutData *std;
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GSList *tmp;
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GTimeVal now;
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int min_timeout;
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std = data;
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min_timeout = STARTUP_TIMEOUT_LENGTH;
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g_get_current_time (&now);
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tmp = std->contexts;
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while (tmp != NULL)
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{
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StartupNotificationData *sn_data;
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GSList *next;
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double elapsed;
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sn_data = tmp->data;
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next = tmp->next;
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elapsed =
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((((double) now.tv_sec - sn_data->time.tv_sec) * G_USEC_PER_SEC +
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(now.tv_usec - sn_data->time.tv_usec))) / 1000.0;
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if (elapsed >= STARTUP_TIMEOUT_LENGTH)
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{
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std->contexts = g_slist_remove (std->contexts, sn_data);
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end_startup_notification (sn_data->display, sn_data->startup_id);
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free_startup_notification_data (sn_data);
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}
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else
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{
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min_timeout = MIN (min_timeout, (STARTUP_TIMEOUT_LENGTH - elapsed));
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}
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tmp = next;
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}
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if (std->contexts == NULL)
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std->timeout_id = 0;
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else
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std->timeout_id = g_timeout_add_seconds ((min_timeout + 500)/1000, startup_timeout, std);
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/* always remove this one, but we may have reinstalled another one. */
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return FALSE;
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}
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static void
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add_startup_timeout (GdkScreen *screen,
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const char *startup_id)
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{
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StartupTimeoutData *data;
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StartupNotificationData *sn_data;
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data = g_object_get_data (G_OBJECT (screen), "appinfo-startup-data");
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if (data == NULL)
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{
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data = g_new (StartupTimeoutData, 1);
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data->contexts = NULL;
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data->timeout_id = 0;
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g_object_set_data_full (G_OBJECT (screen), "appinfo-startup-data",
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data, free_startup_timeout);
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}
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sn_data = g_new (StartupNotificationData, 1);
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sn_data->display = g_object_ref (gdk_screen_get_display (screen));
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sn_data->startup_id = g_strdup (startup_id);
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g_get_current_time (&sn_data->time);
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data->contexts = g_slist_prepend (data->contexts, sn_data);
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if (data->timeout_id == 0)
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data->timeout_id = g_timeout_add_seconds (STARTUP_TIMEOUT_LENGTH_SECONDS,
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startup_timeout, data);
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}
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char *
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_gdk_windowing_get_startup_notify_id (GAppLaunchContext *context,
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GAppInfo *info,
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GList *files)
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{
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static int sequence = 0;
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GdkAppLaunchContextPrivate *priv;
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GdkDisplay *display;
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GdkScreen *screen;
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int files_count;
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char *description;
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char *icon_name;
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const char *binary_name;
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char *screen_str;
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char *workspace_str;
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GIcon *icon;
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guint32 timestamp;
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char *startup_id;
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priv = GDK_APP_LAUNCH_CONTEXT (context)->priv;
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if (priv->screen)
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{
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screen = priv->screen;
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display = gdk_screen_get_display (priv->screen);
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}
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else if (priv->display)
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{
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display = priv->display;
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screen = gdk_display_get_default_screen (display);
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}
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else
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{
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display = gdk_display_get_default ();
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screen = gdk_display_get_default_screen (display);
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}
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files_count = g_list_length (files);
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if (files_count == 0)
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description = g_strdup_printf (_("Starting %s"), g_app_info_get_name (info));
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else if (files_count == 1)
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description = g_strdup_printf (_("Opening %s"), get_display_name (files->data));
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else
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description = g_strdup_printf (dngettext (GETTEXT_PACKAGE,
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"Opening %d Item",
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"Opening %d Items",
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files_count), files_count);
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icon_name = NULL;
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if (priv->icon_name)
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icon_name = g_strdup (priv->icon_name);
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else
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{
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icon = NULL;
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if (priv->icon != NULL)
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icon = g_object_ref (priv->icon);
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else if (files_count == 1)
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icon = get_icon (files->data);
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if (icon == NULL)
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{
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icon = g_app_info_get_icon (info);
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g_object_ref (icon);
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}
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if (icon)
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icon_name = gicon_to_string (icon);
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g_object_unref (icon);
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}
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binary_name = g_app_info_get_executable (info);
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timestamp = priv->timestamp;
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if (timestamp == GDK_CURRENT_TIME)
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timestamp = gdk_x11_display_get_user_time (display);
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screen_str = g_strdup_printf ("%d", gdk_screen_get_number (screen));
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if (priv->workspace > -1)
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workspace_str = g_strdup_printf ("%d", priv->workspace);
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else
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workspace_str = NULL;
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startup_id = g_strdup_printf ("%s-%lu-%s-%s-%d_TIME%lu",
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g_get_prgname (),
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(unsigned long)getpid (),
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g_get_host_name (),
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binary_name,
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sequence++,
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(unsigned long)timestamp);
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gdk_x11_display_broadcast_startup_message (display, "new",
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"ID", startup_id,
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"NAME", g_app_info_get_name (info),
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"SCREEN", screen_str,
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"BIN", binary_name,
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"ICON", icon_name,
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"DESKTOP", workspace_str,
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"DESCRIPTION", description,
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"WMCLASS", NULL, /* FIXME */
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NULL);
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g_free (description);
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g_free (screen_str);
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g_free (workspace_str);
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g_free (icon_name);
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add_startup_timeout (screen, startup_id);
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return startup_id;
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}
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void
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_gdk_windowing_launch_failed (GAppLaunchContext *context,
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const char *startup_notify_id)
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{
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GdkAppLaunchContextPrivate *priv;
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GdkScreen *screen;
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StartupTimeoutData *data;
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StartupNotificationData *sn_data;
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GSList *l;
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priv = GDK_APP_LAUNCH_CONTEXT (context)->priv;
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if (priv->screen)
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screen = priv->screen;
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else if (priv->display)
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screen = gdk_display_get_default_screen (priv->display);
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else
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screen = gdk_display_get_default_screen (gdk_display_get_default ());
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data = g_object_get_data (G_OBJECT (screen), "appinfo-startup-data");
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if (data)
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{
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for (l = data->contexts; l != NULL; l = l->next)
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{
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sn_data = l->data;
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if (strcmp (startup_notify_id, sn_data->startup_id) == 0)
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{
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data->contexts = g_slist_remove (data->contexts, sn_data);
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end_startup_notification (sn_data->display, sn_data->startup_id);
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free_startup_notification_data (sn_data);
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break;
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}
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}
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if (data->contexts == NULL)
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{
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g_source_remove (data->timeout_id);
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data->timeout_id = 0;
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}
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}
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}
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