/*

* Pidgin - Internet Messenger

* Copyright (C) Pidgin Developers <devel@pidgin.im>

*

* Pidgin is the legal property of its developers, whose names are too numerous

* to list here. Please refer to the COPYRIGHT file distributed with this

* source distribution.

*

* 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 Street, Fifth Floor, Boston, MA 02111-1301 USA

*/

#include "pidgin/pidginprotocolstore.h"

#include "gtkutils.h"

struct _PidginProtocolStore {

GtkListStore parent;

};

/******************************************************************************

* Helpers

*****************************************************************************/

static void

pidgin_protocol_store_add_protocol(PidginProtocolStore *store,

PurpleProtocol *protocol)

{

GtkTreeIter iter;

GdkPixbuf *pixbuf = NULL;

pixbuf = pidgin_create_icon_from_protocol(protocol,

PIDGIN_PROTOCOL_ICON_SMALL, NULL);

gtk_list_store_append(GTK_LIST_STORE(store), &iter);

gtk_list_store_set(

GTK_LIST_STORE(store),

&iter,

PIDGIN_PROTOCOL_STORE_COLUMN_PROTOCOL, protocol,

PIDGIN_PROTOCOL_STORE_COLUMN_NAME, purple_protocol_get_name(protocol),

PIDGIN_PROTOCOL_STORE_COLUMN_ICON, pixbuf,

-1

);

g_clear_object(&pixbuf);

}

static void

pidgin_protocol_store_add_protocol_helper(gpointer data, gpointer user_data) {

if(PURPLE_IS_PROTOCOL(data)) {

pidgin_protocol_store_add_protocol(PIDGIN_PROTOCOL_STORE(user_data),

PURPLE_PROTOCOL(data));

}

}

static void

pidgin_protocol_store_add_protocols(PidginProtocolStore *store) {

g_list_foreach(purple_protocols_get_all(),

pidgin_protocol_store_add_protocol_helper, store);

}

static void

pidgin_protocol_store_remove_protocol(PidginProtocolStore *store,

PurpleProtocol *protocol)

{

GtkTreeIter iter;

if(gtk_tree_model_get_iter_first(GTK_TREE_MODEL(store), &iter) == FALSE) {

purple_debug_warning("protocol-store",

"protocol %s was removed but not in the store",

purple_protocol_get_name(protocol));

return;

}

/* walk through the store and look for the protocol to remove */

do {

PurpleProtocol *prpl = NULL;

gtk_tree_model_get(

GTK_TREE_MODEL(store),

&iter,

PIDGIN_PROTOCOL_STORE_COLUMN_PROTOCOL, &prpl,

-1

);

if(prpl == protocol) {

g_object_unref(G_OBJECT(prpl));

gtk_list_store_remove(GTK_LIST_STORE(store), &iter);

return;

}

} while(gtk_tree_model_iter_next(GTK_TREE_MODEL(store), &iter));

}

/******************************************************************************

* Callbacks

*****************************************************************************/

static void

pidgin_protocol_store_protocol_added_cb(PurpleProtocol *protocol,

gpointer data)

{

pidgin_protocol_store_add_protocol(PIDGIN_PROTOCOL_STORE(data), protocol);

}

static void

pidgin_protocol_store_protocol_removed_cb(PurpleProtocol *protocol,

gpointer data)

{

pidgin_protocol_store_remove_protocol(PIDGIN_PROTOCOL_STORE(data), protocol);

}

/******************************************************************************

* GObject Implementation

*****************************************************************************/

G_DEFINE_TYPE(PidginProtocolStore, pidgin_protocol_store, GTK_TYPE_LIST_STORE)

static void

pidgin_protocol_store_init(PidginProtocolStore *store) {

gpointer protocols_handle = NULL;

GType types[PIDGIN_PROTOCOL_STORE_N_COLUMNS] = {

PURPLE_TYPE_PROTOCOL,

G_TYPE_STRING,

GDK_TYPE_PIXBUF,

};

gtk_list_store_set_column_types(

GTK_LIST_STORE(store),

PIDGIN_PROTOCOL_STORE_N_COLUMNS,

types

);

/* add the known protocols */

pidgin_protocol_store_add_protocols(store);

/* add the signal handlers to dynamically add/remove protocols */

protocols_handle = purple_protocols_get_handle();

purple_signal_connect(protocols_handle, "protocol-added", store,

G_CALLBACK(pidgin_protocol_store_protocol_added_cb),

store);

purple_signal_connect(protocols_handle, "protocol-removed", store,

G_CALLBACK(pidgin_protocol_store_protocol_removed_cb),

store);

}

static void

pidgin_protocol_store_finalize(GObject *obj) {

purple_signals_disconnect_by_handle(obj);

G_OBJECT_CLASS(pidgin_protocol_store_parent_class)->finalize(obj);

}

static void

pidgin_protocol_store_class_init(PidginProtocolStoreClass *klass) {

GObjectClass *obj_class = G_OBJECT_CLASS(klass);

obj_class->finalize = pidgin_protocol_store_finalize;

}

/******************************************************************************

* API

*****************************************************************************/

GtkListStore *

pidgin_protocol_store_new(void) {

return GTK_LIST_STORE(g_object_new(PIDGIN_TYPE_PROTOCOL_STORE, NULL));

}