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-rw-r--r--e-util/e-account-list.c286
1 files changed, 286 insertions, 0 deletions
diff --git a/e-util/e-account-list.c b/e-util/e-account-list.c
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+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/*
+ * Copyright (C) 2003 Ximian, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of version 2 of the GNU General Public
+ * License as published by the Free Software Foundation.
+ *
+ * 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 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 "e-account-list.h"
+#include "e-account.h"
+#include "e-util-marshal.h"
+
+#include <gal/util/e-util.h>
+
+struct EAccountListPrivate {
+ GConfClient *gconf;
+ guint notify_id;
+};
+
+enum {
+ ACCOUNT_ADDED,
+ ACCOUNT_CHANGED,
+ ACCOUNT_REMOVED,
+ LAST_SIGNAL
+};
+
+static guint signals [LAST_SIGNAL] = { 0 };
+
+#define PARENT_TYPE E_TYPE_LIST
+static EListClass *parent_class = NULL;
+
+static void dispose (GObject *);
+static void finalize (GObject *);
+
+static void
+class_init (GObjectClass *object_class)
+{
+ parent_class = g_type_class_ref (PARENT_TYPE);
+
+ /* virtual method override */
+ object_class->dispose = dispose;
+ object_class->finalize = finalize;
+
+ /* signals */
+ signals[ACCOUNT_ADDED] =
+ g_signal_new ("account_added",
+ G_OBJECT_CLASS_TYPE (object_class),
+ G_SIGNAL_RUN_LAST,
+ G_STRUCT_OFFSET (EAccountListClass, account_added),
+ NULL, NULL,
+ e_util_marshal_NONE__OBJECT,
+ G_TYPE_NONE, 1,
+ E_TYPE_ACCOUNT);
+ signals[ACCOUNT_CHANGED] =
+ g_signal_new ("account_changed",
+ G_OBJECT_CLASS_TYPE (object_class),
+ G_SIGNAL_RUN_LAST,
+ G_STRUCT_OFFSET (EAccountListClass, account_changed),
+ NULL, NULL,
+ e_util_marshal_NONE__OBJECT,
+ G_TYPE_NONE, 1,
+ E_TYPE_ACCOUNT);
+ signals[ACCOUNT_REMOVED] =
+ g_signal_new ("account_removed",
+ G_OBJECT_CLASS_TYPE (object_class),
+ G_SIGNAL_RUN_LAST,
+ G_STRUCT_OFFSET (EAccountListClass, account_removed),
+ NULL, NULL,
+ e_util_marshal_NONE__OBJECT,
+ G_TYPE_NONE, 1,
+ E_TYPE_ACCOUNT);
+}
+
+static void
+init (GObject *object)
+{
+ EAccountList *account_list = E_ACCOUNT_LIST (object);
+
+ account_list->priv = g_new0 (EAccountListPrivate, 1);
+}
+
+static void
+dispose (GObject *object)
+{
+ EAccountList *account_list = E_ACCOUNT_LIST (object);
+
+ if (account_list->priv->gconf) {
+ if (account_list->priv->notify_id) {
+ gconf_client_notify_remove (account_list->priv->gconf,
+ account_list->priv->notify_id);
+ }
+ g_object_unref (account_list->priv->gconf);
+ account_list->priv->gconf = NULL;
+ }
+
+ G_OBJECT_CLASS (parent_class)->dispose (object);
+}
+
+static void
+finalize (GObject *object)
+{
+ EAccountList *account_list = E_ACCOUNT_LIST (object);
+
+ g_free (account_list->priv);
+
+ G_OBJECT_CLASS (parent_class)->finalize (object);
+}
+
+E_MAKE_TYPE (e_account_list, "EAccountList", EAccountList, class_init, init, PARENT_TYPE)
+
+
+static void
+gconf_accounts_changed (GConfClient *client, guint cnxn_id,
+ GConfEntry *entry, gpointer user_data)
+{
+ EAccountList *account_list = user_data;
+ GSList *list, *l;
+ EAccount *account;
+ EList *old_accounts;
+ EIterator *iter;
+ const char *uid;
+
+ old_accounts = e_list_duplicate (E_LIST (account_list));
+
+ list = gconf_client_get_list (client, "/apps/evolution/mail/accounts",
+ GCONF_VALUE_STRING, NULL);
+ for (l = list; l; l = l->next) {
+ uid = e_account_uid_from_xml (l->data);
+ if (!uid)
+ continue;
+
+ /* See if this is an existing account */
+ for (iter = e_list_get_iterator (old_accounts);
+ e_iterator_is_valid (iter);
+ e_iterator_next (iter)) {
+ account = (EAccount *)e_iterator_get (iter);
+ if (!strcmp (account->uid, uid)) {
+ /* The account still exists, so remove
+ * it from "old_accounts" and update it.
+ */
+ e_iterator_delete (iter);
+ if (e_account_set_from_xml (account, l->data))
+ g_signal_emit (account_list, signals[ACCOUNT_CHANGED], 0, account);
+ goto next;
+ }
+ }
+
+ /* Must be a new account */
+ account = e_account_new_from_xml (l->data);
+ e_list_append (E_LIST (account_list), account);
+ g_signal_emit (account_list, signals[ACCOUNT_ADDED], 0, account);
+ g_object_unref (account);
+
+ next:
+ g_object_unref (iter);
+ }
+
+ /* Anything left in old_accounts must have been deleted */
+ for (iter = e_list_get_iterator (old_accounts);
+ e_iterator_is_valid (iter);
+ e_iterator_next (iter)) {
+ account = (EAccount *)e_iterator_get (iter);
+ e_list_remove (E_LIST (account_list), account);
+ g_signal_emit (account_list, signals[ACCOUNT_REMOVED], 0, account);
+ }
+ g_object_unref (iter);
+ g_object_unref (old_accounts);
+}
+
+static void *
+copy_func (const void *data, void *closure)
+{
+ GObject *object = (GObject *)data;
+
+ g_object_ref (object);
+ return object;
+}
+
+static void
+free_func (void *data, void *closure)
+{
+ g_object_unref (data);
+}
+
+/**
+ * e_account_list_new:
+ * @gconf: a #GConfClient
+ *
+ * Reads the list of accounts from @gconf and listens for changes.
+ * Will emit %account_added, %account_changed, and %account_removed
+ * signals according to notifications from GConf.
+ *
+ * You can modify the list using e_list_append(), e_list_remove(), and
+ * e_iterator_delete(). After adding, removing, or changing accounts,
+ * you must call e_account_list_save() to push the changes back to
+ * GConf.
+ *
+ * Return value: the list of accounts
+ **/
+EAccountList *
+e_account_list_new (GConfClient *gconf)
+{
+ EAccountList *account_list;
+
+ g_return_val_if_fail (GCONF_IS_CLIENT (gconf), NULL);
+
+ account_list = g_object_new (E_TYPE_ACCOUNT_LIST, NULL);
+ e_account_list_construct (account_list, gconf);
+
+ return account_list;
+}
+
+void
+e_account_list_construct (EAccountList *account_list, GConfClient *gconf)
+{
+ g_return_if_fail (GCONF_IS_CLIENT (gconf));
+
+ e_list_construct (E_LIST (account_list), copy_func, free_func, NULL);
+ account_list->priv->gconf = gconf;
+ g_object_ref (gconf);
+
+ gconf_client_add_dir (account_list->priv->gconf,
+ "/apps/evolution/mail/accounts",
+ GCONF_CLIENT_PRELOAD_ONELEVEL, NULL);
+ account_list->priv->notify_id =
+ gconf_client_notify_add (account_list->priv->gconf,
+ "/apps/evolution/mail/accounts",
+ gconf_accounts_changed, account_list,
+ NULL, NULL);
+
+ gconf_accounts_changed (account_list->priv->gconf,
+ account_list->priv->notify_id,
+ NULL, account_list);
+}
+
+/**
+ * e_account_list_save:
+ * @account_list: an #EAccountList
+ *
+ * Saves @account_list to GConf. Signals will be emitted for changes.
+ **/
+void
+e_account_list_save (EAccountList *account_list)
+{
+ GSList *list = NULL;
+ EAccount *account;
+ EIterator *iter;
+ char *xmlbuf;
+
+ for (iter = e_list_get_iterator (E_LIST (account_list));
+ e_iterator_is_valid (iter);
+ e_iterator_next (iter)) {
+ account = (EAccount *)e_iterator_get (iter);
+
+ xmlbuf = e_account_to_xml (account);
+ if (xmlbuf)
+ list = g_slist_append (list, xmlbuf);
+ }
+ g_object_unref (iter);
+
+ gconf_client_set_list (account_list->priv->gconf,
+ "/apps/evolution/mail/accounts",
+ GCONF_VALUE_STRING, list, NULL);
+
+ while (list) {
+ g_free (list->data);
+ list = g_slist_remove (list, list->data);
+ }
+
+ gconf_client_suggest_sync (account_list->priv->gconf, NULL);
+}
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