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+/* -*- Mode: C; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2; -*- */
+/*
+ * Copyright (C) 2007-2009 Collabora Ltd.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ * Authors: Xavier Claessens <xclaesse@gmail.com>
+ * Jonny Lamb <jonny.lamb@collabora.co.uk>
+ */
+
+#include <config.h>
+
+#include <string.h>
+
+#include <telepathy-glib/util.h>
+
+#include <gtk/gtk.h>
+
+#include <libempathy/empathy-utils.h>
+#include <libempathy/empathy-connection-managers.h>
+
+#include "empathy-protocol-chooser.h"
+#include "empathy-ui-utils.h"
+
+#define DEBUG_FLAG EMPATHY_DEBUG_ACCOUNT
+#include <libempathy/empathy-debug.h>
+
+/**
+ * SECTION:empathy-protocol-chooser
+ * @title: EmpathyProtocolChooser
+ * @short_description: A widget used to choose from a list of protocols
+ * @include: libempathy-gtk/empathy-protocol-chooser.h
+ *
+ * #EmpathyProtocolChooser is a widget which extends #GtkComboBox to provides a
+ * chooser of available protocols.
+ */
+
+/**
+ * EmpathyProtocolChooser:
+ * @parent: parent object
+ *
+ * Widget which extends #GtkComboBox to provide a chooser of available
+ * protocols.
+ */
+
+#define GET_PRIV(obj) EMPATHY_GET_PRIV (obj, EmpathyProtocolChooser)
+typedef struct
+{
+ GtkListStore *store;
+
+ gboolean dispose_run;
+ EmpathyConnectionManagers *cms;
+
+ EmpathyProtocolChooserFilterFunc filter_func;
+ gpointer filter_user_data;
+} EmpathyProtocolChooserPriv;
+
+enum
+{
+ COL_ICON,
+ COL_LABEL,
+ COL_CM,
+ COL_PROTOCOL,
+ COL_COUNT
+};
+
+G_DEFINE_TYPE (EmpathyProtocolChooser, empathy_protocol_chooser,
+ GTK_TYPE_COMBO_BOX);
+
+static gint
+protocol_chooser_sort_protocol_value (TpConnectionManagerProtocol *protocol)
+{
+ guint i;
+ const gchar *names[] = {
+ "jabber",
+ "salut",
+ "gtalk",
+ NULL
+ };
+
+ for (i = 0 ; names[i]; i++)
+ {
+ if (strcmp (protocol->name, names[i]) == 0)
+ return i;
+ }
+
+ return i;
+}
+
+static gint
+protocol_chooser_sort_func (GtkTreeModel *model,
+ GtkTreeIter *iter_a,
+ GtkTreeIter *iter_b,
+ gpointer user_data)
+{
+ TpConnectionManagerProtocol *protocol_a;
+ TpConnectionManagerProtocol *protocol_b;
+ gint cmp;
+
+ gtk_tree_model_get (model, iter_a,
+ COL_PROTOCOL, &protocol_a,
+ -1);
+ gtk_tree_model_get (model, iter_b,
+ COL_PROTOCOL, &protocol_b,
+ -1);
+
+ cmp = protocol_chooser_sort_protocol_value (protocol_a);
+ cmp -= protocol_chooser_sort_protocol_value (protocol_b);
+ if (cmp == 0)
+ {
+ cmp = strcmp (protocol_a->name, protocol_b->name);
+ }
+
+ return cmp;
+}
+
+static const char *
+protocol_chooser_proto_name_to_display_name (const gchar *proto_name)
+{
+ int i;
+ static struct {
+ const gchar *proto;
+ const gchar *display;
+ } names[] = {
+ { "jabber", "XMPP" },
+ { "msn", "MSN" },
+ { "local-xmpp", "Salut" },
+ { "irc", "IRC" },
+ { "icq", "ICQ" },
+ { "aim", "AIM" },
+ { "yahoo", "Yahoo" },
+ { "groupwise", "GroupWise" },
+ { "sip", "SIP" },
+ { NULL, NULL }
+ };
+
+ for (i = 0; names[i].proto != NULL; i++)
+ {
+ if (!tp_strdiff (proto_name, names[i].proto))
+ return names[i].display;
+ }
+
+ return NULL;
+}
+
+static void
+protocol_choosers_add_cm (EmpathyProtocolChooser *chooser,
+ TpConnectionManager *cm)
+{
+ EmpathyProtocolChooserPriv *priv = GET_PRIV (chooser);
+ const TpConnectionManagerProtocol * const *iter;
+
+ for (iter = cm->protocols; iter != NULL && *iter != NULL; iter++)
+ {
+ const TpConnectionManagerProtocol *proto = *iter;
+ gchar *icon_name;
+ const gchar *display_name;
+ gchar *display_name_set;
+
+ icon_name = empathy_protocol_icon_name (proto->name);
+ display_name = protocol_chooser_proto_name_to_display_name (proto->name);
+
+ if (display_name == NULL)
+ display_name = proto->name;
+
+ if (!tp_strdiff (cm->name, "haze"))
+ display_name_set = g_strdup_printf ("%s (Haze)", display_name);
+ else
+ display_name_set = g_strdup (display_name);
+
+ gtk_list_store_insert_with_values (priv->store,
+ NULL, 0,
+ COL_ICON, icon_name,
+ COL_LABEL, display_name_set,
+ COL_CM, cm,
+ COL_PROTOCOL, proto,
+ -1);
+
+ g_free (display_name_set);
+ g_free (icon_name);
+ }
+}
+
+static void
+protocol_chooser_add_cms_list (EmpathyProtocolChooser *protocol_chooser,
+ GList *cms)
+{
+ GList *l;
+
+ for (l = cms; l != NULL; l = l->next)
+ protocol_choosers_add_cm (protocol_chooser, l->data);
+
+ gtk_combo_box_set_active (GTK_COMBO_BOX (protocol_chooser), 0);
+}
+
+static void
+protocol_chooser_cms_ready_cb (EmpathyConnectionManagers *cms,
+ GParamSpec *pspec,
+ EmpathyProtocolChooser *protocol_chooser)
+{
+ if (empathy_connection_managers_is_ready (cms))
+ protocol_chooser_add_cms_list
+ (protocol_chooser, empathy_connection_managers_get_cms (cms));
+}
+
+static void
+protocol_chooser_constructed (GObject *object)
+{
+ EmpathyProtocolChooser *protocol_chooser;
+ EmpathyProtocolChooserPriv *priv;
+ GtkCellRenderer *renderer;
+
+ priv = GET_PRIV (object);
+ protocol_chooser = EMPATHY_PROTOCOL_CHOOSER (object);
+
+ /* set up combo box with new store */
+ priv->store = gtk_list_store_new (COL_COUNT,
+ G_TYPE_STRING, /* Icon name */
+ G_TYPE_STRING, /* Label */
+ G_TYPE_OBJECT, /* CM */
+ G_TYPE_POINTER); /* protocol */
+
+ /* Set the protocol sort function */
+ gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (priv->store),
+ COL_PROTOCOL,
+ protocol_chooser_sort_func,
+ NULL, NULL);
+ gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (priv->store),
+ COL_PROTOCOL,
+ GTK_SORT_ASCENDING);
+
+ gtk_combo_box_set_model (GTK_COMBO_BOX (object),
+ GTK_TREE_MODEL (priv->store));
+
+ renderer = gtk_cell_renderer_pixbuf_new ();
+ gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (object), renderer, FALSE);
+ gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (object), renderer,
+ "icon-name", COL_ICON,
+ NULL);
+ g_object_set (renderer, "stock-size", GTK_ICON_SIZE_BUTTON, NULL);
+
+ renderer = gtk_cell_renderer_text_new ();
+ gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (object), renderer, TRUE);
+ gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (object), renderer,
+ "text", COL_LABEL,
+ NULL);
+
+ if (empathy_connection_managers_is_ready (priv->cms))
+ protocol_chooser_add_cms_list (protocol_chooser,
+ empathy_connection_managers_get_cms (priv->cms));
+ else
+ g_signal_connect (priv->cms, "notify::ready",
+ G_CALLBACK (protocol_chooser_cms_ready_cb), protocol_chooser);
+
+ if (G_OBJECT_CLASS (empathy_protocol_chooser_parent_class)->constructed)
+ G_OBJECT_CLASS (empathy_protocol_chooser_parent_class)->constructed (object);
+}
+
+static void
+empathy_protocol_chooser_init (EmpathyProtocolChooser *protocol_chooser)
+{
+ EmpathyProtocolChooserPriv *priv =
+ G_TYPE_INSTANCE_GET_PRIVATE (protocol_chooser,
+ EMPATHY_TYPE_PROTOCOL_CHOOSER, EmpathyProtocolChooserPriv);
+
+ priv->dispose_run = FALSE;
+ priv->cms = empathy_connection_managers_dup_singleton ();
+
+ protocol_chooser->priv = priv;
+}
+
+static void
+protocol_chooser_dispose (GObject *object)
+{
+ EmpathyProtocolChooser *protocol_chooser = EMPATHY_PROTOCOL_CHOOSER (object);
+ EmpathyProtocolChooserPriv *priv = GET_PRIV (protocol_chooser);
+
+ if (priv->dispose_run)
+ return;
+
+ priv->dispose_run = TRUE;
+
+ if (priv->store)
+ {
+ g_object_unref (priv->store);
+ priv->store = NULL;
+ }
+
+ if (priv->cms)
+ {
+ g_object_unref (priv->cms);
+ priv->cms = NULL;
+ }
+
+ (G_OBJECT_CLASS (empathy_protocol_chooser_parent_class)->dispose) (object);
+}
+
+static void
+empathy_protocol_chooser_class_init (EmpathyProtocolChooserClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+ object_class->constructed = protocol_chooser_constructed;
+ object_class->dispose = protocol_chooser_dispose;
+
+ g_type_class_add_private (object_class, sizeof (EmpathyProtocolChooserPriv));
+}
+
+static gboolean
+protocol_chooser_filter_visible_func (GtkTreeModel *model,
+ GtkTreeIter *iter,
+ gpointer user_data)
+{
+ EmpathyProtocolChooser *protocol_chooser = user_data;
+ EmpathyProtocolChooserPriv *priv = GET_PRIV (protocol_chooser);
+ TpConnectionManager *cm = NULL;
+ TpConnectionManagerProtocol *protocol = NULL;
+ gboolean visible = FALSE;
+
+ gtk_tree_model_get (model, iter, COL_CM, &cm, COL_PROTOCOL, &protocol, -1);
+
+ if (cm != NULL && protocol != NULL)
+ {
+ visible = priv->filter_func (cm, protocol, priv->filter_user_data);
+ g_object_unref (cm);
+ }
+
+ return visible;
+}
+
+/* public methods */
+
+/**
+ * empathy_protocol_chooser_get_selected_protocol:
+ * @protocol_chooser: an #EmpathyProtocolChooser
+ *
+ * Returns a pointer to the selected #TpConnectionManagerProtocol in
+ * @protocol_chooser.
+ *
+ * Return value: a pointer to the selected #TpConnectionManagerProtocol
+ */
+TpConnectionManager *
+empathy_protocol_chooser_dup_selected (
+ EmpathyProtocolChooser *protocol_chooser,
+ TpConnectionManagerProtocol **protocol)
+{
+ GtkTreeIter iter;
+ TpConnectionManager *cm = NULL;
+ GtkTreeModel *cur_model;
+
+ g_return_val_if_fail (EMPATHY_IS_PROTOCOL_CHOOSER (protocol_chooser), NULL);
+
+ /* get the current model from the chooser, as we could either be filtering
+ * or not.
+ */
+ cur_model = gtk_combo_box_get_model (GTK_COMBO_BOX (protocol_chooser));
+
+ if (gtk_combo_box_get_active_iter (GTK_COMBO_BOX (protocol_chooser), &iter))
+ {
+ gtk_tree_model_get (GTK_TREE_MODEL (cur_model), &iter,
+ COL_CM, &cm,
+ -1);
+
+ if (protocol != NULL)
+ gtk_tree_model_get (GTK_TREE_MODEL (cur_model), &iter,
+ COL_PROTOCOL, protocol,
+ -1);
+ }
+
+ return cm;
+}
+
+/**
+ * empathy_protocol_chooser_new:
+ *
+ * Triggers the creation of a new #EmpathyProtocolChooser.
+ *
+ * Return value: a new #EmpathyProtocolChooser widget
+ */
+
+GtkWidget *
+empathy_protocol_chooser_new (void)
+{
+ return GTK_WIDGET (g_object_new (EMPATHY_TYPE_PROTOCOL_CHOOSER, NULL));
+}
+
+void
+empathy_protocol_chooser_set_visible (EmpathyProtocolChooser *protocol_chooser,
+ EmpathyProtocolChooserFilterFunc func,
+ gpointer user_data)
+{
+ EmpathyProtocolChooserPriv *priv;
+ GtkTreeModel *filter_model;
+
+ g_return_if_fail (EMPATHY_IS_PROTOCOL_CHOOSER (protocol_chooser));
+
+ priv = GET_PRIV (protocol_chooser);
+ priv->filter_func = func;
+ priv->filter_user_data = user_data;
+
+ filter_model = gtk_tree_model_filter_new (GTK_TREE_MODEL (priv->store),
+ NULL);
+ gtk_combo_box_set_model (GTK_COMBO_BOX (protocol_chooser), filter_model);
+ g_object_unref (filter_model);
+
+ gtk_tree_model_filter_set_visible_func (GTK_TREE_MODEL_FILTER
+ (filter_model), protocol_chooser_filter_visible_func,
+ protocol_chooser, NULL);
+
+ gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (filter_model));
+
+ gtk_combo_box_set_active (GTK_COMBO_BOX (protocol_chooser), 0);
+}
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