From 0c3f127c86af818d260966d2292b199757087157 Mon Sep 17 00:00:00 2001 From: Simon Poirier Date: Sat, 11 Jul 2009 21:39:46 +0000 Subject: repackage --- (limited to 'src/sugar/eggsmclient.c') diff --git a/src/sugar/eggsmclient.c b/src/sugar/eggsmclient.c deleted file mode 100644 index 86036f9..0000000 --- a/src/sugar/eggsmclient.c +++ /dev/null @@ -1,392 +0,0 @@ -/* - * Copyright (C) 2007 Novell, Inc. - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library 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 - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. - */ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include -#include - -#include "eggsmclient.h" -#include "eggsmclient-private.h" - -static void egg_sm_client_debug_handler (const char *log_domain, - GLogLevelFlags log_level, - const char *message, - gpointer user_data); - -enum { - SAVE_STATE, - QUIT_REQUESTED, - QUIT_CANCELLED, - QUIT, - LAST_SIGNAL -}; - -static guint signals[LAST_SIGNAL] = { 0 }; - -struct _EggSMClientPrivate { - GKeyFile *state_file; -}; - -#define EGG_SM_CLIENT_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), EGG_TYPE_SM_CLIENT, EggSMClientPrivate)) - -G_DEFINE_TYPE (EggSMClient, egg_sm_client, G_TYPE_OBJECT) - -static void -egg_sm_client_init (EggSMClient *client) -{ -} - -static void -egg_sm_client_class_init (EggSMClientClass *klass) -{ - GObjectClass *object_class = G_OBJECT_CLASS (klass); - - g_type_class_add_private (klass, sizeof (EggSMClientPrivate)); - - /** - * EggSMClient::save_state: - * @client: the client - * @state_file: a #GKeyFile to save state information into - * - * Emitted when the session manager has requested that the - * application save information about its current state. The - * application should save its state into @state_file, and then the - * session manager may then restart the application in a future - * session and tell it to initialize itself from that state. - * - * You should not save any data into @state_file's "start group" - * (ie, the %NULL group). Instead, applications should save their - * data into groups with names that start with the application name, - * and libraries that connect to this signal should save their data - * into groups with names that start with the library name. - * - * Alternatively, rather than (or in addition to) using @state_file, - * the application can save its state by calling - * egg_sm_client_set_restart_command() during the processing of this - * signal (eg, to include a list of files to open). - **/ - signals[SAVE_STATE] = - g_signal_new ("save_state", - G_OBJECT_CLASS_TYPE (object_class), - G_SIGNAL_RUN_LAST, - G_STRUCT_OFFSET (EggSMClientClass, save_state), - NULL, NULL, - g_cclosure_marshal_VOID__POINTER, - G_TYPE_NONE, - 1, G_TYPE_POINTER); - - /** - * EggSMClient::quit_requested: - * @client: the client - * - * Emitted when the session manager requests that the application - * exit (generally because the user is logging out). The application - * should decide whether or not it is willing to quit (perhaps after - * asking the user what to do with documents that have unsaved - * changes) and then call egg_sm_client_will_quit(), passing %TRUE - * or %FALSE to give its answer to the session manager. (It does not - * need to give an answer before returning from the signal handler; - * it can interact with the user asynchronously and then give its - * answer later on.) If the application does not connect to this - * signal, then #EggSMClient will automatically return %TRUE on its - * behalf. - * - * The application should not save its session state as part of - * handling this signal; if the user has requested that the session - * be saved when logging out, then ::save_state will be emitted - * separately. - * - * If the application agrees to quit, it should then wait for either - * the ::quit_cancelled or ::quit signals to be emitted. - **/ - signals[QUIT_REQUESTED] = - g_signal_new ("quit_requested", - G_OBJECT_CLASS_TYPE (object_class), - G_SIGNAL_RUN_LAST, - G_STRUCT_OFFSET (EggSMClientClass, quit_requested), - NULL, NULL, - g_cclosure_marshal_VOID__VOID, - G_TYPE_NONE, - 0); - - /** - * EggSMClient::quit_cancelled: - * @client: the client - * - * Emitted when the session manager decides to cancel a logout after - * the application has already agreed to quit. After receiving this - * signal, the application can go back to what it was doing before - * receiving the ::quit_requested signal. - **/ - signals[QUIT_CANCELLED] = - g_signal_new ("quit_cancelled", - G_OBJECT_CLASS_TYPE (object_class), - G_SIGNAL_RUN_LAST, - G_STRUCT_OFFSET (EggSMClientClass, quit_cancelled), - NULL, NULL, - g_cclosure_marshal_VOID__VOID, - G_TYPE_NONE, - 0); - - /** - * EggSMClient::quit: - * @client: the client - * - * Emitted when the session manager wants the application to quit - * (generally because the user is logging out). The application - * should exit as soon as possible after receiving this signal; if - * it does not, the session manager may choose to forcibly kill it. - * - * Normally a GUI application would only be sent a ::quit if it - * agreed to quit in response to a ::quit_requested signal. However, - * this is not guaranteed; in some situations the session manager - * may decide to end the session without giving applications a - * chance to object. - **/ - signals[QUIT] = - g_signal_new ("quit", - G_OBJECT_CLASS_TYPE (object_class), - G_SIGNAL_RUN_LAST, - G_STRUCT_OFFSET (EggSMClientClass, quit), - NULL, NULL, - g_cclosure_marshal_VOID__VOID, - G_TYPE_NONE, - 0); -} - -static gboolean sm_client_disable = FALSE; -static char *sm_client_state_file = NULL; -static char *sm_client_id = NULL; - -static GOptionEntry entries[] = { - { "sm-client-disable", 0, 0, - G_OPTION_ARG_NONE, &sm_client_disable, - N_("Disable connection to session manager"), NULL }, - { "sm-client-state-file", 0, 0, - G_OPTION_ARG_STRING, &sm_client_state_file, - N_("Specify file containing saved configuration"), N_("FILE") }, - { "sm-client-id", 0, 0, - G_OPTION_ARG_STRING, &sm_client_id, - N_("Specify session management ID"), N_("ID") }, - { NULL } -}; - -/** - * egg_sm_client_is_resumed: - * @client: the client - * - * Checks whether or not the current session has been resumed from - * a previous saved session. If so, the application should call - * egg_sm_client_get_state_file() and restore its state from the - * returned #GKeyFile. - * - * Return value: %TRUE if the session has been resumed - **/ -gboolean -egg_sm_client_is_resumed (EggSMClient *client) -{ - return sm_client_state_file != NULL; -} - -/** - * egg_sm_client_get_state_file: - * @client: the client - * - * If the application was resumed by the session manager, this will - * return the #GKeyFile containing its state from the previous - * session. - * - * Note that other libraries and #EggSMClient itself may also store - * state in the key file, so if you call egg_sm_client_get_groups(), - * on it, the return value will likely include groups that you did not - * put there yourself. (It is also not guaranteed that the first - * group created by the application will still be the "start group" - * when it is resumed.) - * - * Return value: the #GKeyFile containing the application's earlier - * state, or %NULL on error. You should not free this key file; it - * is owned by @client. - **/ -GKeyFile * -egg_sm_client_get_state_file (EggSMClient *client) -{ - EggSMClientPrivate *priv = EGG_SM_CLIENT_GET_PRIVATE (client); - char *state_file_path; - GError *err = NULL; - - if (!sm_client_state_file) - return NULL; - if (priv->state_file) - return priv->state_file; - - if (!strncmp (sm_client_state_file, "file://", 7)) - state_file_path = g_filename_from_uri (sm_client_state_file, NULL, NULL); - else - state_file_path = g_strdup (sm_client_state_file); - - priv->state_file = g_key_file_new (); - if (!g_key_file_load_from_file (priv->state_file, state_file_path, 0, &err)) - { - g_warning ("Could not load SM state file '%s': %s", - sm_client_state_file, err->message); - g_clear_error (&err); - g_key_file_free (priv->state_file); - priv->state_file = NULL; - } - - g_free (state_file_path); - return priv->state_file; -} - -/** - * egg_sm_client_set_restart_command: - * @client: the client - * @argc: the length of @argv - * @argv: argument vector - * - * Sets the command used to restart @client if it does not have a - * .desktop file that can be used to find its restart command. - * - * This can also be used when handling the ::save_state signal, to - * save the current state via an updated command line. (Eg, providing - * a list of filenames to open when the application is resumed.) - **/ -void -egg_sm_client_set_restart_command (EggSMClient *client, - int argc, - const char **argv) -{ - g_return_if_fail (EGG_IS_SM_CLIENT (client)); - - if (EGG_SM_CLIENT_GET_CLASS (client)->set_restart_command) - EGG_SM_CLIENT_GET_CLASS (client)->set_restart_command (client, argc, argv); -} - -/** - * egg_sm_client_will_quit: - * @client: the client - * @will_quit: whether or not the application is willing to quit - * - * This MUST be called in response to the ::quit_requested signal, to - * indicate whether or not the application is willing to quit. The - * application may call it either directly from the signal handler, or - * at some later point (eg, after asynchronously interacting with the - * user). - * - * If the application does not connect to ::quit_requested, - * #EggSMClient will call this method on its behalf (passing %TRUE - * for @will_quit). - * - * After calling this method, the application should wait to receive - * either ::quit_cancelled or ::quit. - **/ -void -egg_sm_client_will_quit (EggSMClient *client, - gboolean will_quit) -{ - g_return_if_fail (EGG_IS_SM_CLIENT (client)); - - if (EGG_SM_CLIENT_GET_CLASS (client)->will_quit) - EGG_SM_CLIENT_GET_CLASS (client)->will_quit (client, will_quit); -} - -/* Signal-emitting callbacks from platform-specific code */ - -GKeyFile * -egg_sm_client_save_state (EggSMClient *client) -{ - GKeyFile *state_file; - char *group; - - state_file = g_key_file_new (); - - g_debug ("Emitting save_state"); - g_signal_emit (client, signals[SAVE_STATE], 0, state_file); - g_debug ("Done emitting save_state"); - - group = g_key_file_get_start_group (state_file); - if (group) - { - g_free (group); - return state_file; - } - else - { - g_key_file_free (state_file); - return NULL; - } -} - -void -egg_sm_client_quit_requested (EggSMClient *client) -{ - if (!g_signal_has_handler_pending (client, signals[QUIT_REQUESTED], 0, FALSE)) - { - g_debug ("Not emitting quit_requested because no one is listening"); - egg_sm_client_will_quit (client, TRUE); - return; - } - - g_debug ("Emitting quit_requested"); - g_signal_emit (client, signals[QUIT_REQUESTED], 0); - g_debug ("Done emitting quit_requested"); -} - -void -egg_sm_client_quit_cancelled (EggSMClient *client) -{ - g_debug ("Emitting quit_cancelled"); - g_signal_emit (client, signals[QUIT_CANCELLED], 0); - g_debug ("Done emitting quit_cancelled"); -} - -void -egg_sm_client_quit (EggSMClient *client) -{ - g_debug ("Emitting quit"); - g_signal_emit (client, signals[QUIT], 0); - g_debug ("Done emitting quit"); - - /* FIXME: should we just call gtk_main_quit() here? */ -} - -void -egg_sm_client_startup (EggSMClient *client) -{ - if (EGG_SM_CLIENT_GET_CLASS (client)->startup) - EGG_SM_CLIENT_GET_CLASS (client)->startup (client, sm_client_id); -} - -static void -egg_sm_client_debug_handler (const char *log_domain, - GLogLevelFlags log_level, - const char *message, - gpointer user_data) -{ - static int debug = -1; - - if (debug < 0) - debug = (g_getenv ("EGG_SM_CLIENT_DEBUG") != NULL); - - if (debug) - g_log_default_handler (log_domain, log_level, message, NULL); -} -- cgit v0.9.1