path: root/src/empathy-main-window.c

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
 * Copyright (C) 2002-2007 Imendio AB
 * Copyright (C) 2007-2008 Collabora Ltd.
 *
 * 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 St, Fifth Floor,
 * Boston, MA  02110-1301  USA
 *
 * Authors: Xavier Claessens <xclaesse@gmail.com>
 */

#include <config.h>

#include <sys/stat.h>
#include <gtk/gtk.h>
#include <glib/gi18n.h>

#include <telepathy-glib/account-manager.h>

#include <libempathy/empathy-contact.h>
#include <libempathy/empathy-idle.h>
#include <libempathy/empathy-utils.h>
#include <libempathy/empathy-dispatcher.h>
#include <libempathy/empathy-chatroom-manager.h>
#include <libempathy/empathy-chatroom.h>
#include <libempathy/empathy-contact-list.h>
#include <libempathy/empathy-contact-manager.h>
#include <libempathy/empathy-status-presets.h>

#include <libempathy-gtk/empathy-conf.h>
#include <libempathy-gtk/empathy-contact-dialogs.h>
#include <libempathy-gtk/empathy-contact-list-store.h>
#include <libempathy-gtk/empathy-contact-list-view.h>
#include <libempathy-gtk/empathy-geometry.h>
#include <libempathy-gtk/empathy-gtk-enum-types.h>
#include <libempathy-gtk/empathy-new-message-dialog.h>
#include <libempathy-gtk/empathy-log-window.h>
#include <libempathy-gtk/empathy-presence-chooser.h>
#include <libempathy-gtk/empathy-sound.h>
#include <libempathy-gtk/empathy-ui-utils.h>

#include "empathy-accounts-dialog.h"
#include "empathy-main-window.h"
#include "ephy-spinner.h"
#include "empathy-preferences.h"
#include "empathy-about-dialog.h"
#include "empathy-debug-window.h"
#include "empathy-new-chatroom-dialog.h"
#include "empathy-map-view.h"
#include "empathy-chatrooms-window.h"
#include "empathy-event-manager.h"
#include "empathy-ft-manager.h"

#define DEBUG_FLAG EMPATHY_DEBUG_OTHER
#include <libempathy/empathy-debug.h>

/* Flashing delay for icons (milliseconds). */
#define FLASH_TIMEOUT 500

/* Minimum width of roster window if something goes wrong. */
#define MIN_WIDTH 50

/* Accels (menu shortcuts) can be configured and saved */
#define ACCELS_FILENAME "accels.txt"

/* Name in the geometry file */
#define GEOMETRY_NAME "main-window"

typedef struct {
    EmpathyContactListView  *list_view;
    EmpathyContactListStore *list_store;
    TpAccountManager        *account_manager;
    EmpathyChatroomManager  *chatroom_manager;
    EmpathyEventManager     *event_manager;
    guint                    flash_timeout_id;
    gboolean                 flash_on;

    GtkWidget              *window;
    GtkWidget              *main_vbox;
    GtkWidget              *throbber;
    GtkWidget              *presence_toolbar;
    GtkWidget              *presence_chooser;
    GtkWidget              *errors_vbox;

    GtkRadioAction         *sort_by_name;
    GtkRadioAction         *sort_by_status;
    GtkRadioAction         *normal_with_avatars;
    GtkRadioAction         *normal_size;
    GtkRadioAction         *compact_size;

    GtkUIManager           *ui_manager;
    GtkAction              *view_history;
    GtkAction              *room_join_favorites;
    GtkWidget              *room_menu;
    GtkWidget              *room_separator;
    GtkWidget              *edit_context;
    GtkWidget              *edit_context_separator;

    guint                   size_timeout_id;
    GHashTable             *errors;

    /* Actions that are enabled when there are connected accounts */
    GList                  *actions_connected;
} EmpathyMainWindow;

static EmpathyMainWindow *main_window = NULL;

static void
main_window_flash_stop (EmpathyMainWindow *window)
{
    if (window->flash_timeout_id == 0) {
        return;
    }

    DEBUG ("Stop flashing");
    g_source_remove (window->flash_timeout_id);
    window->flash_timeout_id = 0;
    window->flash_on = FALSE;
}

typedef struct {
    EmpathyEvent *event;
    gboolean      on;
} FlashForeachData;

static gboolean
main_window_flash_foreach (GtkTreeModel *model,
               GtkTreePath  *path,
               GtkTreeIter  *iter,
               gpointer      user_data)
{
    FlashForeachData *data = (FlashForeachData *) user_data;
    EmpathyContact   *contact;
    const gchar      *icon_name;
    GtkTreePath      *parent_path = NULL;
    GtkTreeIter       parent_iter;

    /* To be used with gtk_tree_model_foreach, update the status icon
     * of the contact to show the event icon (on=TRUE) or the presence
     * (on=FALSE) */
    gtk_tree_model_get (model, iter,
                EMPATHY_CONTACT_LIST_STORE_COL_CONTACT, &contact,
                -1);

    if (contact != data->event->contact) {
        if (contact) {
            g_object_unref (contact);
        }
        return FALSE;
    }

    if (data->on) {
        icon_name = data->event->icon_name;
    } else {
        icon_name = empathy_icon_name_for_contact (contact);
    }

    gtk_tree_store_set (GTK_TREE_STORE (model), iter,
                EMPATHY_CONTACT_LIST_STORE_COL_ICON_STATUS, icon_name,
                -1);

    /* To make sure the parent is shown correctly, we emit
     * the row-changed signal on the parent so it prompts
     * it to be refreshed by the filter func.
     */
    if (gtk_tree_model_iter_parent (model, &parent_iter, iter)) {
        parent_path = gtk_tree_model_get_path (model, &parent_iter);
    }
    if (parent_path) {
        gtk_tree_model_row_changed (model, parent_path, &parent_iter);
        gtk_tree_path_free (parent_path);
    }

    g_object_unref (contact);

    return FALSE;
}

static gboolean
main_window_flash_cb (EmpathyMainWindow *window)
{
    GtkTreeModel     *model;
    GSList           *events, *l;
    gboolean          found_event = FALSE;
    FlashForeachData  data;

    window->flash_on = !window->flash_on;
    data.on = window->flash_on;
    model = GTK_TREE_MODEL (window->list_store);

    events = empathy_event_manager_get_events (window->event_manager);
    for (l = events; l; l = l->next) {
        data.event = l->data;
        if (!data.event->contact || !data.event->must_ack) {
            continue;
        }

        found_event = TRUE;
        gtk_tree_model_foreach (model,
                    main_window_flash_foreach,
                    &data);
    }

    if (!found_event) {
        main_window_flash_stop (window);
    }

    return TRUE;
}

static void
main_window_flash_start (EmpathyMainWindow *window)
{
    if (window->flash_timeout_id != 0) {
        return;
    }

    DEBUG ("Start flashing");
    window->flash_timeout_id = g_timeout_add (FLASH_TIMEOUT,
                          (GSourceFunc) main_window_flash_cb,
                          window);
    main_window_flash_cb (window);
}

static void
main_window_event_added_cb (EmpathyEventManager *manager,
                EmpathyEvent        *event,
                EmpathyMainWindow   *window)
{
    if (event->contact) {
        main_window_flash_start (window);
    }
}

static void
main_window_event_removed_cb (EmpathyEventManager *manager,
                  EmpathyEvent        *event,
                  EmpathyMainWindow   *window)
{
    FlashForeachData data;

    if (!event->contact) {
        return;
    }

    data.on = FALSE;
    data.event = event;
    gtk_tree_model_foreach (GTK_TREE_MODEL (window->list_store),
                main_window_flash_foreach,
                &data);
}

static void
main_window_row_activated_cb (EmpathyContactListView *view,
                  GtkTreePath            *path,
                  GtkTreeViewColumn      *col,
                  EmpathyMainWindow      *window)
{
    EmpathyContact *contact;
    GtkTreeModel   *model;
    GtkTreeIter     iter;
    GSList         *events, *l;

    model = GTK_TREE_MODEL (window->list_store);
    gtk_tree_model_get_iter (model, &iter, path);
    gtk_tree_model_get (model, &iter,
                EMPATHY_CONTACT_LIST_STORE_COL_CONTACT, &contact,
                -1);

    if (!contact) {
        return;
    }

    /* If the contact has an event activate it, otherwise the
     * default handler of row-activated will be called. */
    events = empathy_event_manager_get_events (window->event_manager);
    for (l = events; l; l = l->next) {
        EmpathyEvent *event = l->data;

        if (event->contact == contact) {
            DEBUG ("Activate event");
            empathy_event_activate (event);

            /* We don't want the default handler of this signal
             * (e.g. open a chat) */
            g_signal_stop_emission_by_name (view, "row-activated");
            break;
        }
    }

    g_object_unref (contact);
}

static void
main_window_error_edit_clicked_cb (GtkButton         *button,
                   EmpathyMainWindow *window)
{
    TpAccount *account;
    GtkWidget *error_widget;

    account = g_object_get_data (G_OBJECT (button), "account");
    empathy_accounts_dialog_show (GTK_WINDOW (window->window), account);

    error_widget = g_hash_table_lookup (window->errors, account);
    gtk_widget_destroy (error_widget);
    g_hash_table_remove (window->errors, account);
}

static void
main_window_error_clear_clicked_cb (GtkButton         *button,
                    EmpathyMainWindow *window)
{
    TpAccount *account;
    GtkWidget *error_widget;

    account = g_object_get_data (G_OBJECT (button), "account");
    error_widget = g_hash_table_lookup (window->errors, account);
    gtk_widget_destroy (error_widget);
    g_hash_table_remove (window->errors, account);
}

static void
main_window_error_display (EmpathyMainWindow *window,
               TpAccount         *account,
               const gchar       *message)
{
    GtkWidget *child;
    GtkWidget *table;
    GtkWidget *image;
    GtkWidget *button_edit;
    GtkWidget *alignment;
    GtkWidget *hbox;
    GtkWidget *label;
    GtkWidget *fixed;
    GtkWidget *vbox;
    GtkWidget *button_close;
    gchar     *str;

    child = g_hash_table_lookup (window->errors, account);
    if (child) {
        label = g_object_get_data (G_OBJECT (child), "label");

        /* Just set the latest error and return */
        str = g_markup_printf_escaped ("<b>%s</b>\n%s",
                           tp_account_get_display_name (account),
                           message);
        gtk_label_set_markup (GTK_LABEL (label), str);
        g_free (str);

        return;
    }

    child = gtk_vbox_new (FALSE, 0);
    gtk_box_pack_start (GTK_BOX (window->errors_vbox), child, FALSE, TRUE, 0);
    gtk_container_set_border_width (GTK_CONTAINER (child), 6);
    gtk_widget_show (child);

    table = gtk_table_new (2, 4, FALSE);
    gtk_widget_show (table);
    gtk_box_pack_start (GTK_BOX (child), table, TRUE, TRUE, 0);
    gtk_table_set_row_spacings (GTK_TABLE (table), 12);
    gtk_table_set_col_spacings (GTK_TABLE (table), 6);

    image = gtk_image_new_from_stock (GTK_STOCK_DISCONNECT, GTK_ICON_SIZE_MENU);
    gtk_widget_show (image);
    gtk_table_attach (GTK_TABLE (table), image, 0, 1, 0, 2,
              (GtkAttachOptions) (GTK_FILL),
              (GtkAttachOptions) (GTK_FILL), 0, 0);
    gtk_misc_set_alignment (GTK_MISC (image), 0.5, 0);

    button_edit = gtk_button_new ();
    gtk_widget_show (button_edit);
    gtk_table_attach (GTK_TABLE (table), button_edit, 1, 2, 1, 2,
              (GtkAttachOptions) (GTK_FILL),
              (GtkAttachOptions) (0), 0, 0);

    alignment = gtk_alignment_new (0.5, 0.5, 0, 0);
    gtk_widget_show (alignment);
    gtk_container_add (GTK_CONTAINER (button_edit), alignment);

    hbox = gtk_hbox_new (FALSE, 2);
    gtk_widget_show (hbox);
    gtk_container_add (GTK_CONTAINER (alignment), hbox);

    image = gtk_image_new_from_stock (GTK_STOCK_EDIT, GTK_ICON_SIZE_BUTTON);
    gtk_widget_show (image);
    gtk_box_pack_start (GTK_BOX (hbox), image, FALSE, FALSE, 0);

    label = gtk_label_new_with_mnemonic (_("_Edit account"));
    gtk_widget_show (label);
    gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);

    fixed = gtk_fixed_new ();
    gtk_widget_show (fixed);
    gtk_table_attach (GTK_TABLE (table), fixed, 2, 3, 1, 2,
              (GtkAttachOptions) (GTK_EXPAND | GTK_FILL),
              (GtkAttachOptions) (GTK_FILL), 0, 0);

    vbox = gtk_vbox_new (FALSE, 6);
    gtk_widget_show (vbox);
    gtk_table_attach (GTK_TABLE (table), vbox, 3, 4, 0, 2,
              (GtkAttachOptions) (GTK_FILL),
              (GtkAttachOptions) (GTK_FILL), 0, 0);

    button_close = gtk_button_new ();
    gtk_widget_show (button_close);
    gtk_box_pack_start (GTK_BOX (vbox), button_close, FALSE, FALSE, 0);
    gtk_button_set_relief (GTK_BUTTON (button_close), GTK_RELIEF_NONE);


    image = gtk_image_new_from_stock ("gtk-close", GTK_ICON_SIZE_MENU);
    gtk_widget_show (image);
    gtk_container_add (GTK_CONTAINER (button_close), image);

    label = gtk_label_new ("");
    gtk_widget_show (label);
    gtk_table_attach (GTK_TABLE (table), label, 1, 3, 0, 1,
              (GtkAttachOptions) (GTK_EXPAND | GTK_SHRINK | GTK_FILL),
              (GtkAttachOptions) (GTK_EXPAND | GTK_SHRINK | GTK_FILL), 0, 0);
    gtk_widget_set_size_request (label, 175, -1);
    gtk_label_set_use_markup (GTK_LABEL (label), TRUE);
    gtk_label_set_line_wrap (GTK_LABEL (label), TRUE);
    gtk_misc_set_alignment (GTK_MISC (label), 0, 0);

    str = g_markup_printf_escaped ("<b>%s</b>\n%s",
                       tp_account_get_display_name (account),
                       message);
    gtk_label_set_markup (GTK_LABEL (label), str);
    g_free (str);

    g_object_set_data (G_OBJECT (child), "label", label);
    g_object_set_data_full (G_OBJECT (button_edit),
                "account", g_object_ref (account),
                g_object_unref);
    g_object_set_data_full (G_OBJECT (button_close),
                "account", g_object_ref (account),
                g_object_unref);

    g_signal_connect (button_edit, "clicked",
              G_CALLBACK (main_window_error_edit_clicked_cb),
              window);

    g_signal_connect (button_close, "clicked",
              G_CALLBACK (main_window_error_clear_clicked_cb),
              window);

    gtk_widget_show (window->errors_vbox);

    g_hash_table_insert (window->errors, g_object_ref (account), child);
}

static void
main_window_update_status (EmpathyMainWindow *window)
{
    gboolean connected, connecting;
    GList *l;

    connected = empathy_account_manager_get_accounts_connected (&connecting);

    /* Update the spinner state */
    if (connecting) {
        ephy_spinner_start (EPHY_SPINNER (window->throbber));
    } else {
        ephy_spinner_stop (EPHY_SPINNER (window->throbber));
    }

    /* Update widgets sensibility */
    for (l = window->actions_connected; l; l = l->next) {
        gtk_action_set_sensitive (l->data, connected);
    }
}

static void
main_window_connection_changed_cb (TpAccount  *account,
                                   guint       old_status,
                                   guint       current,
                                   guint       reason,
                                   gchar      *dbus_error_name,
                                   GHashTable *details,
                   EmpathyMainWindow *window)
{
    main_window_update_status (window);

    if (current == TP_CONNECTION_STATUS_DISCONNECTED &&
        reason != TP_CONNECTION_STATUS_REASON_REQUESTED) {
        const gchar *message;

        switch (reason) {
        case TP_CONNECTION_STATUS_REASON_NONE_SPECIFIED:
            message = _("No error specified");
            break;
        case TP_CONNECTION_STATUS_REASON_NETWORK_ERROR:
            message = _("Network error");
            break;
        case TP_CONNECTION_STATUS_REASON_AUTHENTICATION_FAILED:
            message = _("Authentication failed");
            break;
        case TP_CONNECTION_STATUS_REASON_ENCRYPTION_ERROR:
            message = _("Encryption error");
            break;
        case TP_CONNECTION_STATUS_REASON_NAME_IN_USE:
            message = _("Name in use");
            break;
        case TP_CONNECTION_STATUS_REASON_CERT_NOT_PROVIDED:
            message = _("Certificate not provided");
            break;
        case TP_CONNECTION_STATUS_REASON_CERT_UNTRUSTED:
            message = _("Certificate untrusted");
            break;
        case TP_CONNECTION_STATUS_REASON_CERT_EXPIRED:
            message = _("Certificate expired");
            break;
        case TP_CONNECTION_STATUS_REASON_CERT_NOT_ACTIVATED:
            message = _("Certificate not activated");
            break;
        case TP_CONNECTION_STATUS_REASON_CERT_HOSTNAME_MISMATCH:
            message = _("Certificate hostname mismatch");
            break;
        case TP_CONNECTION_STATUS_REASON_CERT_FINGERPRINT_MISMATCH:
            message = _("Certificate fingerprint mismatch");
            break;
        case TP_CONNECTION_STATUS_REASON_CERT_SELF_SIGNED:
            message = _("Certificate self-signed");
            break;
        case TP_CONNECTION_STATUS_REASON_CERT_OTHER_ERROR:
            message = _("Certificate error");
            break;
        default:
            message = _("Unknown error");
            break;
        }

        main_window_error_display (window, account, message);
    }

    if (current == TP_CONNECTION_STATUS_DISCONNECTED) {
        empathy_sound_play (GTK_WIDGET (window->window),
                    EMPATHY_SOUND_ACCOUNT_DISCONNECTED);
    }

    if (current == TP_CONNECTION_STATUS_CONNECTED) {
        GtkWidget *error_widget;

        empathy_sound_play (GTK_WIDGET (window->window),
                    EMPATHY_SOUND_ACCOUNT_CONNECTED);

        /* Account connected without error, remove error message if any */
        error_widget = g_hash_table_lookup (window->errors, account);
        if (error_widget) {
            gtk_widget_destroy (error_widget);
            g_hash_table_remove (window->errors, account);
        }
    }
}

static void
main_window_contact_presence_changed_cb (EmpathyContactMonitor *monitor,
                     EmpathyContact *contact,
                     TpConnectionPresenceType current,
                     TpConnectionPresenceType previous,
                     EmpathyMainWindow *window)
{
  TpAccount *account;
  gboolean should_play = FALSE;
  EmpathyIdle *idle;

  account = empathy_contact_get_account (contact);
  idle = empathy_idle_dup_singleton ();

  should_play = !empathy_idle_account_is_just_connected (idle, account);

  if (!should_play)
    goto out;

  if (tp_connection_presence_type_cmp_availability (previous,
     TP_CONNECTION_PRESENCE_TYPE_OFFLINE) > 0)
    {
      /* contact was online */
      if (tp_connection_presence_type_cmp_availability (current,
          TP_CONNECTION_PRESENCE_TYPE_OFFLINE) <= 0)
        /* someone is logging off */
        empathy_sound_play (GTK_WIDGET (window->window),
          EMPATHY_SOUND_CONTACT_DISCONNECTED);
    }
  else
    {
      /* contact was offline */
      if (tp_connection_presence_type_cmp_availability (current,
          TP_CONNECTION_PRESENCE_TYPE_OFFLINE) > 0)
        /* someone is logging in */
        empathy_sound_play (GTK_WIDGET (window->window),
          EMPATHY_SOUND_CONTACT_CONNECTED);
    }

out:
  g_object_unref (idle);
}

static void
main_window_accels_load (void)
{
    gchar *filename;

    filename = g_build_filename (g_get_user_config_dir (), PACKAGE_NAME, ACCELS_FILENAME, NULL);
    if (g_file_test (filename, G_FILE_TEST_EXISTS)) {
        DEBUG ("Loading from:'%s'", filename);
        gtk_accel_map_load (filename);
    }

    g_free (filename);
}

static void
main_window_accels_save (void)
{
    gchar *dir;
    gchar *file_with_path;

    dir = g_build_filename (g_get_user_config_dir (), PACKAGE_NAME, NULL);
    g_mkdir_with_parents (dir, S_IRUSR | S_IWUSR | S_IXUSR);
    file_with_path = g_build_filename (dir, ACCELS_FILENAME, NULL);
    g_free (dir);

    DEBUG ("Saving to:'%s'", file_with_path);
    gtk_accel_map_save (file_with_path);

    g_free (file_with_path);
}

static void
main_window_destroy_cb (GtkWidget         *widget,
            EmpathyMainWindow *window)
{
    /* Save user-defined accelerators. */
    main_window_accels_save ();

    if (window->size_timeout_id) {
        g_source_remove (window->size_timeout_id);
    }

    g_list_free (window->actions_connected);

    g_object_unref (window->account_manager);
    g_object_unref (window->list_store);
    g_hash_table_destroy (window->errors);

    g_signal_handlers_disconnect_by_func (window->event_manager,
                          main_window_event_added_cb,
                          window);
    g_signal_handlers_disconnect_by_func (window->event_manager,
                          main_window_event_removed_cb,
                          window);
    g_object_unref (window->event_manager);
    g_object_unref (window->ui_manager);

    g_free (window);
}

static void
main_window_chat_quit_cb (GtkAction         *action,
              EmpathyMainWindow *window)
{
    gtk_main_quit ();
}

static void
main_window_view_history_cb (GtkAction         *action,
                 EmpathyMainWindow *window)
{
    empathy_log_window_show (NULL, NULL, FALSE, GTK_WINDOW (window->window));
}

static void
main_window_chat_new_message_cb (GtkAction         *action,
                 EmpathyMainWindow *window)
{
    empathy_new_message_dialog_show (GTK_WINDOW (window->window));
}

static void
main_window_chat_add_contact_cb (GtkAction         *action,
                 EmpathyMainWindow *window)
{
    empathy_new_contact_dialog_show (GTK_WINDOW (window->window));
}

static void
main_window_view_show_ft_manager (GtkAction         *action,
                  EmpathyMainWindow *window)
{
    empathy_ft_manager_show ();
}

static void
main_window_view_show_offline_cb (GtkToggleAction   *action,
                  EmpathyMainWindow *window)
{
    gboolean current;

    current = gtk_toggle_action_get_active (action);
    empathy_conf_set_bool (empathy_conf_get (),
                  EMPATHY_PREFS_CONTACTS_SHOW_OFFLINE,
                  current);

    /* Turn off sound just while we alter the contact list. */
    // FIXME: empathy_sound_set_enabled (FALSE);
    empathy_contact_list_store_set_show_offline (window->list_store, current);
    //empathy_sound_set_enabled (TRUE);
}

static void
main_window_notify_sort_contact_cb (EmpathyConf       *conf,
                    const gchar       *key,
                    EmpathyMainWindow *window)
{
    gchar *str = NULL;

    if (empathy_conf_get_string (conf, key, &str) && str) {
        GType       type;
        GEnumClass *enum_class;
        GEnumValue *enum_value;

        type = empathy_contact_list_store_sort_get_type ();
        enum_class = G_ENUM_CLASS (g_type_class_peek (type));
        enum_value = g_enum_get_value_by_nick (enum_class, str);
        if (enum_value) {
            /* By changing the value of the GtkRadioAction,
               it emits a signal that calls main_window_view_sort_contacts_cb
               which updates the contacts list */
            gtk_radio_action_set_current_value (window->sort_by_name,
                                enum_value->value);
        } else {
            g_warning ("Wrong value for sort_criterium configuration : %s", str);
        }
        g_free (str);
    }
}

static void
main_window_view_sort_contacts_cb (GtkRadioAction    *action,
                   GtkRadioAction    *current,
                   EmpathyMainWindow *window)
{
    EmpathyContactListStoreSort value;
    GSList      *group;
    GType        type;
    GEnumClass  *enum_class;
    GEnumValue  *enum_value;

    value = gtk_radio_action_get_current_value (action);
    group = gtk_radio_action_get_group (action);

    /* Get string from index */
    type = empathy_contact_list_store_sort_get_type ();
    enum_class = G_ENUM_CLASS (g_type_class_peek (type));
    enum_value = g_enum_get_value (enum_class, g_slist_index (group, current));

    if (!enum_value) {
        g_warning ("No GEnumValue for EmpathyContactListSort with GtkRadioAction index:%d",
               g_slist_index (group, action));
    } else {
        empathy_conf_set_string (empathy_conf_get (),
                     EMPATHY_PREFS_CONTACTS_SORT_CRITERIUM,
                     enum_value->value_nick);
    }
    empathy_contact_list_store_set_sort_criterium (window->list_store, value);
}

/* Matches GtkRadioAction values set in empathy-main-window.ui */
#define CONTACT_LIST_NORMAL_SIZE_WITH_AVATARS       0
#define CONTACT_LIST_NORMAL_SIZE            1
#define CONTACT_LIST_COMPACT_SIZE           2

static void
main_window_view_contacts_list_size_cb (GtkRadioAction    *action,
                    GtkRadioAction    *current,
                    EmpathyMainWindow *window)
{
    gint     value;

    value = gtk_radio_action_get_current_value (action);

    empathy_conf_set_bool (empathy_conf_get (),
                   EMPATHY_PREFS_UI_SHOW_AVATARS,
                   value == CONTACT_LIST_NORMAL_SIZE_WITH_AVATARS);
    empathy_conf_set_bool (empathy_conf_get (),
                   EMPATHY_PREFS_UI_COMPACT_CONTACT_LIST,
                   value == CONTACT_LIST_COMPACT_SIZE);

    empathy_contact_list_store_set_show_avatars (window->list_store,
                             value == CONTACT_LIST_NORMAL_SIZE_WITH_AVATARS);
    empathy_contact_list_store_set_is_compact (window->list_store,
                           value == CONTACT_LIST_COMPACT_SIZE);
}

static void
main_window_notify_contact_list_size_cb (EmpathyConf       *conf,
                     const gchar       *key,
                     EmpathyMainWindow *window)
{
    gboolean show_avatars;
    gboolean compact_contact_list;
    gint value = CONTACT_LIST_NORMAL_SIZE_WITH_AVATARS;

    if (empathy_conf_get_bool (conf,
                   EMPATHY_PREFS_UI_SHOW_AVATARS,
                   &show_avatars)
        && empathy_conf_get_bool (conf,
                      EMPATHY_PREFS_UI_COMPACT_CONTACT_LIST,
                      &compact_contact_list)) {
        if (compact_contact_list) {
            value = CONTACT_LIST_COMPACT_SIZE;
        } else if (show_avatars) {
            value = CONTACT_LIST_NORMAL_SIZE_WITH_AVATARS;
        } else {
            value = CONTACT_LIST_NORMAL_SIZE;
        }
    }
    /* By changing the value of the GtkRadioAction,
       it emits a signal that calls main_window_view_contacts_list_size_cb
       which updates the contacts list */
    gtk_radio_action_set_current_value (window->normal_with_avatars, value);
}

static void
main_window_view_show_map_cb (GtkCheckMenuItem  *item,
                  EmpathyMainWindow *window)
{
#if HAVE_LIBCHAMPLAIN
    empathy_map_view_show ();
#endif
}

static void
main_window_favorite_chatroom_join (EmpathyChatroom *chatroom)
{
    TpAccount      *account;
    TpConnection   *connection;
    const gchar    *room;

    account = empathy_chatroom_get_account (chatroom);
    connection = tp_account_get_connection (account);
    room = empathy_chatroom_get_room (chatroom);

    if (connection != NULL) {
        DEBUG ("Requesting channel for '%s'", room);
        empathy_dispatcher_join_muc (connection, room, NULL, NULL);
    }
}

static void
main_window_favorite_chatroom_menu_activate_cb (GtkMenuItem    *menu_item,
                        EmpathyChatroom *chatroom)
{
    main_window_favorite_chatroom_join (chatroom);
}

static void
main_window_favorite_chatroom_menu_add (EmpathyMainWindow *window,
                    EmpathyChatroom    *chatroom)
{
    GtkWidget   *menu_item;
    const gchar *name;

    if (g_object_get_data (G_OBJECT (chatroom), "menu_item")) {
        return;
    }

    name = empathy_chatroom_get_name (chatroom);
    menu_item = gtk_menu_item_new_with_label (name);

    g_object_set_data (G_OBJECT (chatroom), "menu_item", menu_item);
    g_signal_connect (menu_item, "activate",
              G_CALLBACK (main_window_favorite_chatroom_menu_activate_cb),
              chatroom);

    gtk_menu_shell_insert (GTK_MENU_SHELL (window->room_menu),
                   menu_item, 4);

    gtk_widget_show (menu_item);
}

static void
main_window_favorite_chatroom_menu_added_cb (EmpathyChatroomManager *manager,
                         EmpathyChatroom        *chatroom,
                         EmpathyMainWindow     *window)
{
    main_window_favorite_chatroom_menu_add (window, chatroom);
    gtk_widget_show (window->room_separator);
    gtk_action_set_sensitive (window->room_join_favorites, TRUE);
}

static void
main_window_favorite_chatroom_menu_removed_cb (EmpathyChatroomManager *manager,
                           EmpathyChatroom        *chatroom,
                           EmpathyMainWindow     *window)
{
    GtkWidget *menu_item;
    GList *chatrooms;

    menu_item = g_object_get_data (G_OBJECT (chatroom), "menu_item");
    g_object_set_data (G_OBJECT (chatroom), "menu_item", NULL);
    gtk_widget_destroy (menu_item);

    chatrooms = empathy_chatroom_manager_get_chatrooms (window->chatroom_manager, NULL);
    if (chatrooms) {
        gtk_widget_show (window->room_separator);
    } else {
        gtk_widget_hide (window->room_separator);
    }

    gtk_action_set_sensitive (window->room_join_favorites, chatrooms != NULL);
    g_list_free (chatrooms);
}

static void
main_window_favorite_chatroom_menu_setup (EmpathyMainWindow *window)
{
    GList *chatrooms, *l;
    GtkWidget *room;

    window->chatroom_manager = empathy_chatroom_manager_dup_singleton (NULL);
    chatrooms = empathy_chatroom_manager_get_chatrooms (window->chatroom_manager, NULL);
    room = gtk_ui_manager_get_widget (window->ui_manager,
        "/menubar/room");
    window->room_menu = gtk_menu_item_get_submenu (GTK_MENU_ITEM (room));
    window->room_separator = gtk_ui_manager_get_widget (window->ui_manager,
        "/menubar/room/room_separator");

    for (l = chatrooms; l; l = l->next) {
        main_window_favorite_chatroom_menu_add (window, l->data);
    }

    if (!chatrooms) {
        gtk_widget_hide (window->room_separator);
    }

    gtk_action_set_sensitive (window->room_join_favorites, chatrooms != NULL);

    g_signal_connect (window->chatroom_manager, "chatroom-added",
              G_CALLBACK (main_window_favorite_chatroom_menu_added_cb),
              window);
    g_signal_connect (window->chatroom_manager, "chatroom-removed",
              G_CALLBACK (main_window_favorite_chatroom_menu_removed_cb),
              window);

    g_list_free (chatrooms);
}

static void
main_window_room_join_new_cb (GtkAction         *action,
                  EmpathyMainWindow *window)
{
    empathy_new_chatroom_dialog_show (GTK_WINDOW (window->window));
}

static void
main_window_room_join_favorites_cb (GtkAction         *action,
                    EmpathyMainWindow *window)
{
    GList *chatrooms, *l;

    chatrooms = empathy_chatroom_manager_get_chatrooms (window->chatroom_manager, NULL);
    for (l = chatrooms; l; l = l->next) {
        main_window_favorite_chatroom_join (l->data);
    }
    g_list_free (chatrooms);
}

static void
main_window_room_manage_favorites_cb (GtkAction         *action,
                      EmpathyMainWindow *window)
{
    empathy_chatrooms_window_show (GTK_WINDOW (window->window));
}

static void
main_window_edit_cb (GtkAction *action,
             EmpathyMainWindow *window)
{
    GtkWidget *submenu;

    /* FIXME: It should use the UIManager to merge the contact/group submenu */
    submenu = empathy_contact_list_view_get_contact_menu (window->list_view);
    if (submenu) {
        GtkMenuItem *item;
        GtkWidget   *label;

        item = GTK_MENU_ITEM (window->edit_context);
        label = gtk_bin_get_child (GTK_BIN (item));
        gtk_label_set_text (GTK_LABEL (label), _("Contact"));

        gtk_widget_show (window->edit_context);
        gtk_widget_show (window->edit_context_separator);

        gtk_menu_item_set_submenu (item, submenu);

        return;
    }

    submenu = empathy_contact_list_view_get_group_menu (window->list_view);
    if (submenu) {
        GtkMenuItem *item;
        GtkWidget   *label;

        item = GTK_MENU_ITEM (window->edit_context);
        label = gtk_bin_get_child (GTK_BIN (item));
        gtk_label_set_text (GTK_LABEL (label), _("Group"));

        gtk_widget_show (window->edit_context);
        gtk_widget_show (window->edit_context_separator);

        gtk_menu_item_set_submenu (item, submenu);

        return;
    }

    gtk_widget_hide (window->edit_context);
    gtk_widget_hide (window->edit_context_separator);

    return;
}

static void
main_window_edit_accounts_cb (GtkAction         *action,
                  EmpathyMainWindow *window)
{
    empathy_accounts_dialog_show (GTK_WINDOW (window->window), NULL);
}

static void
main_window_edit_personal_information_cb (GtkAction         *action,
                      EmpathyMainWindow *window)
{
    empathy_contact_personal_dialog_show (GTK_WINDOW (window->window));
}

static void
main_window_edit_preferences_cb (GtkAction         *action,
                 EmpathyMainWindow *window)
{
    empathy_preferences_show (GTK_WINDOW (window->window));
}

static void
main_window_help_about_cb (GtkAction         *action,
               EmpathyMainWindow *window)
{
    empathy_about_dialog_new (GTK_WINDOW (window->window));
}

static void
main_window_help_debug_cb (GtkAction         *action,
               EmpathyMainWindow *window)
{
    empathy_debug_window_new (GTK_WINDOW (window->window));
}

static void
main_window_help_contents_cb (GtkAction         *action,
                  EmpathyMainWindow *window)
{
    empathy_url_show (window->window, "ghelp:empathy");
}

static gboolean
main_window_throbber_button_press_event_cb (GtkWidget         *throbber_ebox,
                        GdkEventButton    *event,
                        EmpathyMainWindow *window)
{
    if (event->type != GDK_BUTTON_PRESS ||
        event->button != 1) {
        return FALSE;
    }

    empathy_accounts_dialog_show (GTK_WINDOW (window->window), NULL);

    return FALSE;
}

static gboolean
main_window_configure_event_timeout_cb (EmpathyMainWindow *window)
{
    gint x, y, w, h;

    gtk_window_get_size (GTK_WINDOW (window->window), &w, &h);
    gtk_window_get_position (GTK_WINDOW (window->window), &x, &y);

    empathy_geometry_save (GEOMETRY_NAME, x, y, w, h);

    window->size_timeout_id = 0;

    return FALSE;
}

static gboolean
main_window_configure_event_cb (GtkWidget         *widget,
                GdkEventConfigure *event,
                EmpathyMainWindow *window)
{
    if (window->size_timeout_id) {
        g_source_remove (window->size_timeout_id);
    }

    window->size_timeout_id = g_timeout_add_seconds (1,
                             (GSourceFunc) main_window_configure_event_timeout_cb,
                             window);

    return FALSE;
}

static void
main_window_account_removed_cb (TpAccountManager  *manager,
                TpAccount         *account,
                EmpathyMainWindow *window)
{
    GList *a;

    a = tp_account_manager_get_valid_accounts (manager);

    gtk_action_set_sensitive (window->view_history,
        g_list_length (a) > 0);

    g_list_free (a);
}

static void
main_window_account_validity_changed_cb (TpAccountManager *manager,
                     TpAccount *account,
                     gboolean valid,
                     EmpathyMainWindow *window)
{
    main_window_account_removed_cb (manager, account, window);
}

static void
main_window_notify_show_offline_cb (EmpathyConf *conf,
                    const gchar *key,
                    gpointer     toggle_action)
{
    gboolean show_offline;

    if (empathy_conf_get_bool (conf, key, &show_offline)) {
        gtk_toggle_action_set_active (toggle_action, show_offline);
    }
}

static void
main_window_connection_items_setup (EmpathyMainWindow *window,
                    GtkBuilder        *gui)
{
    GList         *list;
    GObject       *action;
    guint          i;
    const gchar *actions_connected[] = {
        "room",
        "chat_new_message",
        "chat_add_contact",
        "edit_personal_information"
    };

    for (i = 0, list = NULL; i < G_N_ELEMENTS (actions_connected); i++) {
        action = gtk_builder_get_object (gui, actions_connected[i]);
        list = g_list_prepend (list, action);
    }

    window->actions_connected = list;
}

GtkWidget *
empathy_main_window_get (void)
{
  return main_window != NULL ? main_window->window : NULL;
}

static void
account_manager_prepared_cb (GObject *source_object,
                 GAsyncResult *result,
                 gpointer user_data)
{
    GList *accounts, *j;
    TpAccountManager *manager = TP_ACCOUNT_MANAGER (source_object);
    EmpathyMainWindow *window = user_data;
    GError *error = NULL;

    if (!tp_account_manager_prepare_finish (manager, result, &error)) {
        DEBUG ("Failed to prepare account manager: %s", error->message);
        g_error_free (error);
        return;
    }

    accounts = tp_account_manager_get_valid_accounts (window->account_manager);
    for (j = accounts; j != NULL; j = j->next) {
        TpAccount *account = TP_ACCOUNT (j->data);

        g_signal_connect (account, "status-changed",
                  G_CALLBACK (main_window_connection_changed_cb),
                  window);
    }
    g_list_free (accounts);
}

GtkWidget *
empathy_main_window_show (void)
{
    EmpathyMainWindow        *window;
    EmpathyContactList       *list_iface;
    EmpathyContactMonitor    *monitor;
    GtkBuilder               *gui;
    EmpathyConf              *conf;
    GtkWidget                *sw;
    GtkToggleAction          *show_offline_widget;
    GtkWidget                *ebox;
    GtkAction                *show_map_widget;
    GtkToolItem              *item;
    gboolean                  show_offline;
    gint                      x, y, w, h;
    gchar                    *filename;
    GSList                   *l;

    if (main_window) {
        empathy_window_present (GTK_WINDOW (main_window->window), TRUE);
        return main_window->window;
    }

    main_window = g_new0 (EmpathyMainWindow, 1);
    window = main_window;

    /* Set up interface */
    filename = empathy_file_lookup ("empathy-main-window.ui", "src");
    gui = empathy_builder_get_file (filename,
                       "main_window", &window->window,
                       "main_vbox", &window->main_vbox,
                       "errors_vbox", &window->errors_vbox,
                       "ui_manager", &window->ui_manager,
                       "view_show_offline", &show_offline_widget,
                       "view_sort_by_name", &window->sort_by_name,
                       "view_sort_by_status", &window->sort_by_status,
                       "view_normal_size_with_avatars", &window->normal_with_avatars,
                       "view_normal_size", &window->normal_size,
                       "view_compact_size", &window->compact_size,
                       "view_history", &window->view_history,
                       "view_show_map", &show_map_widget,
                       "room_join_favorites", &window->room_join_favorites,
                       "presence_toolbar", &window->presence_toolbar,
                       "roster_scrolledwindow", &sw,
                       NULL);
    g_free (filename);

    empathy_builder_connect (gui, window,
                  "main_window", "destroy", main_window_destroy_cb,
                  "main_window", "configure_event", main_window_configure_event_cb,
                  "chat_quit", "activate", main_window_chat_quit_cb,
                  "chat_new_message", "activate", main_window_chat_new_message_cb,
                  "view_history", "activate", main_window_view_history_cb,
                  "room_join_new", "activate", main_window_room_join_new_cb,
                  "room_join_favorites", "activate", main_window_room_join_favorites_cb,
                  "room_manage_favorites", "activate", main_window_room_manage_favorites_cb,
                  "chat_add_contact", "activate", main_window_chat_add_contact_cb,
                  "view_show_ft_manager", "activate", main_window_view_show_ft_manager,
                  "view_show_offline", "toggled", main_window_view_show_offline_cb,
                  "view_sort_by_name", "changed", main_window_view_sort_contacts_cb,
                  "view_normal_size_with_avatars", "changed", main_window_view_contacts_list_size_cb,
                  "view_show_map", "activate", main_window_view_show_map_cb,
                  "edit", "activate", main_window_edit_cb,
                  "edit_accounts", "activate", main_window_edit_accounts_cb,
                  "edit_personal_information", "activate", main_window_edit_personal_information_cb,
                  "edit_preferences", "activate", main_window_edit_preferences_cb,
                  "help_about", "activate", main_window_help_about_cb,
                  "help_debug", "activate", main_window_help_debug_cb,
                  "help_contents", "activate", main_window_help_contents_cb,
                  NULL);

    /* Set up connection related widgets. */
    main_window_connection_items_setup (window, gui);

    g_object_ref (window->ui_manager);
    g_object_unref (gui);

#if !HAVE_LIBCHAMPLAIN
    gtk_action_set_visible (show_map_widget, FALSE);
#endif

    window->account_manager = tp_account_manager_dup ();

    tp_account_manager_prepare_async (window->account_manager, NULL,
                      account_manager_prepared_cb, window);

    window->errors = g_hash_table_new_full (g_direct_hash,
                        g_direct_equal,
                        g_object_unref,
                        NULL);

    /* Set up menu */
    main_window_favorite_chatroom_menu_setup (window);

    window->edit_context = gtk_ui_manager_get_widget (window->ui_manager,
        "/menubar/edit/edit_context");
    window->edit_context_separator = gtk_ui_manager_get_widget (window->ui_manager,
        "/menubar/edit/edit_context_separator");
    gtk_widget_hide (window->edit_context);
    gtk_widget_hide (window->edit_context_separator);

    /* Set up contact list. */
    empathy_status_presets_get_all ();

    /* Set up presence chooser */
    window->presence_chooser = empathy_presence_chooser_new ();
    gtk_widget_show (window->presence_chooser);
    item = gtk_tool_item_new ();
    gtk_widget_show (GTK_WIDGET (item));
    gtk_container_add (GTK_CONTAINER (item), window->presence_chooser);
    gtk_tool_item_set_is_important (item, TRUE);
    gtk_tool_item_set_expand (item, TRUE);
    gtk_toolbar_insert (GTK_TOOLBAR (window->presence_toolbar), item, -1);

    /* Set up the throbber */
    ebox = gtk_event_box_new ();
    gtk_event_box_set_visible_window (GTK_EVENT_BOX (ebox), FALSE);
    gtk_widget_set_tooltip_text (ebox, _("Show and edit accounts"));
    g_signal_connect (ebox,
              "button-press-event",
              G_CALLBACK (main_window_throbber_button_press_event_cb),
              window);
    gtk_widget_show (ebox);

    window->throbber = ephy_spinner_new ();
    ephy_spinner_set_size (EPHY_SPINNER (window->throbber), GTK_ICON_SIZE_LARGE_TOOLBAR);
    gtk_container_add (GTK_CONTAINER (ebox), window->throbber);
    gtk_widget_show (window->throbber);

    item = gtk_tool_item_new ();
    gtk_container_add (GTK_CONTAINER (item), ebox);
    gtk_toolbar_insert (GTK_TOOLBAR (window->presence_toolbar), item, -1);
    gtk_widget_show (GTK_WIDGET (item));

    list_iface = EMPATHY_CONTACT_LIST (empathy_contact_manager_dup_singleton ());
    monitor = empathy_contact_list_get_monitor (list_iface);
    window->list_store = empathy_contact_list_store_new (list_iface);
    window->list_view = empathy_contact_list_view_new (window->list_store,
                               EMPATHY_CONTACT_LIST_FEATURE_ALL,
                               EMPATHY_CONTACT_FEATURE_ALL);
    g_signal_connect (monitor, "contact-presence-changed",
              G_CALLBACK (main_window_contact_presence_changed_cb), window);
    g_object_unref (list_iface);

    gtk_widget_show (GTK_WIDGET (window->list_view));
    gtk_container_add (GTK_CONTAINER (sw),
               GTK_WIDGET (window->list_view));
    g_signal_connect (window->list_view, "row-activated",
              G_CALLBACK (main_window_row_activated_cb),
              window);

    /* Load user-defined accelerators. */
    main_window_accels_load ();

    /* Set window size. */
    empathy_geometry_load (GEOMETRY_NAME, &x, &y, &w, &h);

    if (w >= 1 && h >= 1) {
        /* Use the defaults from the ui file if we
         * don't have good w, h geometry.
         */
        DEBUG ("Configuring window default size w:%d, h:%d", w, h);
        gtk_window_set_default_size (GTK_WINDOW (window->window), w, h);
    }

    if (x >= 0 && y >= 0) {
        /* Let the window manager position it if we
         * don't have good x, y coordinates.
         */
        DEBUG ("Configuring window default position x:%d, y:%d", x, y);
        gtk_window_move (GTK_WINDOW (window->window), x, y);
    }

    /* Enable event handling */
    window->event_manager = empathy_event_manager_dup_singleton ();
    g_signal_connect (window->event_manager, "event-added",
              G_CALLBACK (main_window_event_added_cb),
              window);
    g_signal_connect (window->event_manager, "event-removed",
              G_CALLBACK (main_window_event_removed_cb),
              window);

    g_signal_connect (window->account_manager, "account-validity-changed",
              G_CALLBACK (main_window_account_validity_changed_cb),
              window);
    g_signal_connect (window->account_manager, "account-removed",
              G_CALLBACK (main_window_account_removed_cb),
              window);
    main_window_account_removed_cb (window->account_manager, NULL, window);

    l = empathy_event_manager_get_events (window->event_manager);
    while (l) {
        main_window_event_added_cb (window->event_manager,
                        l->data, window);
        l = l->next;
    }

    conf = empathy_conf_get ();

    /* Show offline ? */
    empathy_conf_get_bool (conf,
                  EMPATHY_PREFS_CONTACTS_SHOW_OFFLINE,
                  &show_offline);
    empathy_conf_notify_add (conf,
                EMPATHY_PREFS_CONTACTS_SHOW_OFFLINE,
                main_window_notify_show_offline_cb,
                show_offline_widget);

    gtk_toggle_action_set_active (show_offline_widget, show_offline);

    /* Sort by name / by status ? */
    empathy_conf_notify_add (conf,
                 EMPATHY_PREFS_CONTACTS_SORT_CRITERIUM,
                 (EmpathyConfNotifyFunc) main_window_notify_sort_contact_cb,
                 window);

    main_window_notify_sort_contact_cb (conf,
                        EMPATHY_PREFS_CONTACTS_SORT_CRITERIUM,
                        window);

    /* Contacts list size */
    empathy_conf_notify_add (conf,
                 EMPATHY_PREFS_UI_COMPACT_CONTACT_LIST,
                 (EmpathyConfNotifyFunc) main_window_notify_contact_list_size_cb,
                 window);
    empathy_conf_notify_add (conf,
                 EMPATHY_PREFS_UI_SHOW_AVATARS,
                 (EmpathyConfNotifyFunc) main_window_notify_contact_list_size_cb,
                 window);

    main_window_notify_contact_list_size_cb (conf,
                         EMPATHY_PREFS_UI_SHOW_AVATARS,
                         window);

    main_window_update_status (window);

    return window->window;
}