]> git.0d.be Git - empathy.git/blobdiff - libempathy-gtk/gossip-presence-chooser.c
[darcs-to-svn @ Adding GossipPresenceChooser]
[empathy.git] / libempathy-gtk / gossip-presence-chooser.c
diff --git a/libempathy-gtk/gossip-presence-chooser.c b/libempathy-gtk/gossip-presence-chooser.c
new file mode 100644 (file)
index 0000000..2068b7a
--- /dev/null
@@ -0,0 +1,1092 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/*
+ * Copyright (C) 2005-2007 Imendio AB
+ *
+ * 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., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ *
+ * Authors: Richard Hult <richard@imendio.com>
+ *          Martyn Russell <martyn@imendio.com>
+ */
+
+#include "config.h"
+
+#include <string.h>
+#include <stdlib.h>
+
+#include <glib/gi18n.h>
+#include <gtk/gtk.h>
+#include <glade/glade.h>
+
+#include <libempathy/gossip-utils.h>
+#include <libempathy/empathy-marshal.h>
+
+#include "gossip-ui-utils.h"
+#include "gossip-stock.h"
+#include "gossip-presence-chooser.h"
+#include "gossip-status-presets.h"
+
+#define GET_PRIV(obj) (G_TYPE_INSTANCE_GET_PRIVATE ((obj), GOSSIP_TYPE_PRESENCE_CHOOSER, GossipPresenceChooserPriv))
+
+typedef struct {
+       GtkWidget           *hbox;
+       GtkWidget           *image;
+       GtkWidget           *label;
+
+       GtkWidget           *menu;
+
+       GossipPresenceState  last_state;
+
+       guint                flash_interval;
+
+       GossipPresenceState  flash_state_1;
+       GossipPresenceState  flash_state_2;
+
+       guint                flash_timeout_id;
+
+       /* The handle the kind of unnessecary scroll support. */
+       guint                scroll_timeout_id;
+       GossipPresenceState  scroll_state;
+       gchar               *scroll_status;
+} GossipPresenceChooserPriv;
+
+static void     presence_chooser_finalize               (GObject               *object);
+static void     presence_chooser_reset_scroll_timeout   (GossipPresenceChooser *chooser);
+static void     presence_chooser_set_state              (GossipPresenceChooser *chooser,
+                                                        GossipPresenceState    state,
+                                                        const gchar           *status,
+                                                        gboolean               save);
+static void     presence_chooser_dialog_response_cb     (GtkWidget             *dialog,
+                                                        gint                   response,
+                                                        GossipPresenceChooser *chooser);
+static void     presence_chooser_show_dialog            (GossipPresenceChooser *chooser,
+                                                        GossipPresenceState    state);
+static void     presence_chooser_custom_activate_cb     (GtkWidget             *item,
+                                                        GossipPresenceChooser *chooser);
+static void     presence_chooser_clear_response_cb      (GtkWidget             *widget,
+                                                        gint                   response,
+                                                        gpointer               user_data);
+static void     presence_chooser_clear_activate_cb      (GtkWidget             *item,
+                                                        GossipPresenceChooser *chooser);
+static void     presence_chooser_menu_add_item          (GossipPresenceChooser *chooser,
+                                                        GtkWidget             *menu,
+                                                        const gchar           *str,
+                                                        GossipPresenceState    state,
+                                                        gboolean               custom);
+static void     presence_chooser_menu_align_func        (GtkMenu               *menu,
+                                                        gint                  *x,
+                                                        gint                  *y,
+                                                        gboolean              *push_in,
+                                                        GossipPresenceChooser *chooser);
+static void     presence_chooser_menu_selection_done_cb (GtkMenuShell          *menushell,
+                                                        GossipPresenceChooser *chooser);
+static void     presence_chooser_menu_detach            (GtkWidget             *attach_widget,
+                                                        GtkMenu               *menu);
+static void     presence_chooser_menu_popup             (GossipPresenceChooser *chooser);
+static void     presence_chooser_menu_popdown           (GossipPresenceChooser *chooser);
+static void     presence_chooser_toggled_cb             (GtkWidget             *chooser,
+                                                        gpointer               user_data);
+static gboolean presence_chooser_button_press_event_cb  (GtkWidget             *chooser,
+                                                        GdkEventButton        *event,
+                                                        gpointer               user_data);
+static gboolean presence_chooser_scroll_event_cb        (GtkWidget             *chooser,
+                                                        GdkEventScroll        *event,
+                                                        gpointer               user_data);
+static gboolean presence_chooser_flash_timeout_cb       (GossipPresenceChooser *chooser);
+
+G_DEFINE_TYPE (GossipPresenceChooser, gossip_presence_chooser, GTK_TYPE_TOGGLE_BUTTON);
+
+enum {
+       CHANGED,
+       LAST_SIGNAL
+};
+
+static guint signals[LAST_SIGNAL];
+
+static void
+gossip_presence_chooser_class_init (GossipPresenceChooserClass *klass)
+{
+       GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+       object_class->finalize = presence_chooser_finalize;
+
+       signals[CHANGED] =
+               g_signal_new ("changed",
+                             G_TYPE_FROM_CLASS (klass),
+                             G_SIGNAL_RUN_LAST,
+                             0,
+                             NULL, NULL,
+                             empathy_marshal_VOID__INT_STRING,
+                             G_TYPE_NONE, 2,
+                             G_TYPE_INT, G_TYPE_STRING);
+
+       g_type_class_add_private (object_class, sizeof (GossipPresenceChooserPriv));
+}
+
+static void
+gossip_presence_chooser_init (GossipPresenceChooser *chooser)
+{
+       GossipPresenceChooserPriv *priv;
+       GtkWidget                 *arrow;
+       GtkWidget                 *alignment;
+
+       priv = GET_PRIV (chooser);
+
+       /* Default to 1/2 a second flash interval */
+       priv->flash_interval = 500;
+
+       gtk_button_set_relief (GTK_BUTTON (chooser), GTK_RELIEF_NONE);
+       gtk_button_set_focus_on_click (GTK_BUTTON (chooser), FALSE);
+
+       alignment = gtk_alignment_new (0.5, 0.5, 1, 1);
+       gtk_widget_show (alignment);
+       gtk_container_add (GTK_CONTAINER (chooser), alignment);
+       gtk_alignment_set_padding (GTK_ALIGNMENT (alignment), 0, 0, 1, 0);
+
+       priv->hbox = gtk_hbox_new (FALSE, 1);
+       gtk_widget_show (priv->hbox);
+       gtk_container_add (GTK_CONTAINER (alignment), priv->hbox);
+
+       priv->image = gtk_image_new ();
+       gtk_widget_show (priv->image);
+       gtk_box_pack_start (GTK_BOX (priv->hbox), priv->image, FALSE, TRUE, 0);
+
+       priv->label = gtk_label_new (NULL);
+       gtk_widget_show (priv->label);
+       gtk_box_pack_start (GTK_BOX (priv->hbox), priv->label, TRUE, TRUE, 0);
+       gtk_label_set_ellipsize (GTK_LABEL (priv->label), PANGO_ELLIPSIZE_END);
+       gtk_misc_set_alignment (GTK_MISC (priv->label), 0, 0.5);
+       gtk_misc_set_padding (GTK_MISC (priv->label), 4, 1);
+
+       alignment = gtk_alignment_new (0.5, 0.5, 1, 1);
+       gtk_widget_show (alignment);
+       gtk_box_pack_start (GTK_BOX (priv->hbox), alignment, FALSE, FALSE, 0);
+
+       arrow = gtk_arrow_new (GTK_ARROW_DOWN, GTK_SHADOW_OUT);
+       gtk_widget_show (arrow);
+       gtk_container_add (GTK_CONTAINER (alignment), arrow);
+
+       g_signal_connect (chooser, "toggled",
+                         G_CALLBACK (presence_chooser_toggled_cb),
+                         NULL);
+       g_signal_connect (chooser, "button-press-event",
+                         G_CALLBACK (presence_chooser_button_press_event_cb),
+                         NULL);
+       g_signal_connect (chooser, "scroll-event",
+                         G_CALLBACK (presence_chooser_scroll_event_cb),
+                         NULL);
+}
+
+static void
+presence_chooser_finalize (GObject *object)
+{
+       GossipPresenceChooserPriv *priv;
+
+       priv = GET_PRIV (object);
+
+       if (priv->flash_timeout_id) {
+               g_source_remove (priv->flash_timeout_id);
+       }
+
+       if (priv->scroll_timeout_id) {
+               g_source_remove (priv->scroll_timeout_id);
+       }
+
+       G_OBJECT_CLASS (gossip_presence_chooser_parent_class)->finalize (object);
+}
+
+static void
+presence_chooser_reset_scroll_timeout (GossipPresenceChooser *chooser)
+{
+       GossipPresenceChooserPriv *priv;
+
+       priv = GET_PRIV (chooser);
+
+       if (priv->scroll_timeout_id) {
+               g_source_remove (priv->scroll_timeout_id);
+               priv->scroll_timeout_id = 0;
+       }
+
+       g_free (priv->scroll_status);
+       priv->scroll_status = NULL;
+}
+
+static void
+presence_chooser_set_state (GossipPresenceChooser *chooser,
+                           GossipPresenceState    state,
+                           const gchar           *status,
+                           gboolean               save)
+{
+       GossipPresenceChooserPriv *priv;
+       const gchar               *default_status;
+
+       priv = GET_PRIV (chooser);
+
+       default_status = gossip_presence_state_get_default_status (state);
+
+       if (G_STR_EMPTY (status)) {
+               status = default_status;
+       } else {
+               /* Only store the value if it differs from the default ones. */
+               if (save && strcmp (status, default_status) != 0) {
+                       gossip_status_presets_set_last (state, status);
+               }
+       }
+
+       priv->last_state = state;
+
+       presence_chooser_reset_scroll_timeout (chooser);
+       g_signal_emit (chooser, signals[CHANGED], 0, state, status);
+}
+
+static void
+presence_chooser_dialog_response_cb (GtkWidget             *dialog,
+                                    gint                   response,
+                                    GossipPresenceChooser *chooser)
+{
+       if (response == GTK_RESPONSE_OK) {
+               GtkWidget           *entry;
+               GtkWidget           *checkbutton;
+               GtkListStore        *store;
+               GtkTreeModel        *model;
+               GtkTreeIter          iter;
+               GossipPresenceState  state;
+               const gchar         *status;
+               gboolean             save;
+               gboolean             duplicate = FALSE;
+               gboolean             has_next;
+
+               entry = g_object_get_data (G_OBJECT (dialog), "entry");
+               status = gtk_entry_get_text (GTK_ENTRY (entry));
+               store = g_object_get_data (G_OBJECT (dialog), "store");
+               model = GTK_TREE_MODEL (store);
+
+               has_next = gtk_tree_model_get_iter_first (model, &iter);
+               while (has_next) {
+                       gchar *str;
+
+                       gtk_tree_model_get (model, &iter,
+                                           0, &str,
+                                           -1);
+
+                       if (strcmp (status, str) == 0) {
+                               g_free (str);
+                               duplicate = TRUE;
+                               break;
+                       }
+
+                       g_free (str);
+
+                       has_next = gtk_tree_model_iter_next (model, &iter);
+               }
+
+               if (!duplicate) {
+                       gtk_list_store_append (store, &iter);
+                       gtk_list_store_set (store, &iter, 0, status, -1);
+               }
+
+               checkbutton = g_object_get_data (G_OBJECT (dialog), "checkbutton");
+               save = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (checkbutton));
+               state = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (dialog), "state"));
+
+               presence_chooser_set_state (chooser, state, status, save);
+       }
+
+       gtk_widget_destroy (dialog);
+}
+
+static void
+presence_chooser_show_dialog (GossipPresenceChooser *chooser,
+                             GossipPresenceState    state)
+{
+       GossipPresenceChooserPriv *priv;
+       static GtkWidget          *dialog;
+       static GtkListStore       *store[3] = { NULL, NULL, NULL };
+       GladeXML                  *glade;
+       GtkWidget                 *image;
+       GtkWidget                 *combo;
+       GtkWidget                 *entry;
+       GtkWidget                 *checkbutton;
+       GdkPixbuf                 *pixbuf;
+       const gchar               *default_status;
+
+       priv = GET_PRIV (chooser);
+
+       if (dialog) {
+               gtk_widget_destroy (dialog);
+               dialog = NULL;
+       }
+
+       glade = gossip_glade_get_file ("main.glade",
+                                      "status_message_dialog",
+                                      NULL,
+                                      "status_message_dialog", &dialog,
+                                      "comboentry_status", &combo,
+                                      "image_status", &image,
+                                      "checkbutton_add", &checkbutton,
+                                      NULL);
+
+       g_object_unref (glade);
+
+       g_signal_connect (dialog, "destroy",
+                         G_CALLBACK (gtk_widget_destroyed),
+                         &dialog);
+       g_signal_connect (dialog, "response",
+                         G_CALLBACK (presence_chooser_dialog_response_cb),
+                         chooser);
+
+       pixbuf = gossip_pixbuf_for_presence_state (state);
+       gtk_image_set_from_pixbuf (GTK_IMAGE (image), pixbuf);
+       g_object_unref (pixbuf);
+
+       if (!store[state]) {
+               GList       *presets, *l;
+               GtkTreeIter  iter;
+
+               store[state] = gtk_list_store_new (1, G_TYPE_STRING);
+
+               presets = gossip_status_presets_get (state, -1);
+               for (l = presets; l; l = l->next) {
+                       gtk_list_store_append (store[state], &iter);
+                       gtk_list_store_set (store[state], &iter, 0, l->data, -1);
+               }
+
+               g_list_free (presets);
+       }
+
+       default_status = gossip_presence_state_get_default_status (state);
+
+       entry = GTK_BIN (combo)->child;
+       gtk_entry_set_text (GTK_ENTRY (entry), default_status);
+       gtk_entry_set_activates_default (GTK_ENTRY (entry), TRUE);
+       gtk_entry_set_width_chars (GTK_ENTRY (entry), 25);
+
+       gtk_combo_box_set_model (GTK_COMBO_BOX (combo), GTK_TREE_MODEL (store[state]));
+       gtk_combo_box_entry_set_text_column (GTK_COMBO_BOX_ENTRY (combo), 0);
+
+       /* FIXME: Set transian for a window ? */
+
+       g_object_set_data (G_OBJECT (dialog), "store", store[state]);
+       g_object_set_data (G_OBJECT (dialog), "entry", entry);
+       g_object_set_data (G_OBJECT (dialog), "checkbutton", checkbutton);
+       g_object_set_data (G_OBJECT (dialog), "state", GINT_TO_POINTER (state));
+
+       gtk_widget_show_all (dialog);
+}
+
+static void
+presence_chooser_custom_activate_cb (GtkWidget             *item,
+                                    GossipPresenceChooser *chooser)
+{
+       GossipPresenceState state;
+
+       state = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (item), "state"));
+
+       presence_chooser_show_dialog (chooser, state);
+}
+
+static void
+presence_chooser_noncustom_activate_cb (GtkWidget             *item,
+                                       GossipPresenceChooser *chooser)
+{
+       GossipPresenceState  state;
+       const gchar         *status;
+
+       status = g_object_get_data (G_OBJECT (item), "status");
+       state = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (item), "state"));
+
+       presence_chooser_reset_scroll_timeout (chooser);
+       g_signal_emit (chooser, signals[CHANGED], 0, state, status);
+}
+
+static void
+presence_chooser_clear_response_cb (GtkWidget *widget,
+                                   gint       response,
+                                   gpointer   user_data)
+{
+       if (response == GTK_RESPONSE_OK) {
+               gossip_status_presets_reset ();
+       }
+
+       gtk_widget_destroy (widget);
+}
+
+static void
+presence_chooser_clear_activate_cb (GtkWidget             *item,
+                                   GossipPresenceChooser *chooser)
+{
+       GtkWidget *dialog;
+       GtkWidget *toplevel;
+       GtkWindow *parent = NULL;
+
+       toplevel = gtk_widget_get_toplevel (GTK_WIDGET (chooser));
+       if (GTK_WIDGET_TOPLEVEL (toplevel) &&
+           GTK_IS_WINDOW (toplevel)) {
+               GtkWindow *window;
+               gboolean   visible;
+
+               window = GTK_WINDOW (toplevel);
+               visible = gossip_window_get_is_visible (window);
+
+               if (visible) {
+                       parent = window;
+               }
+       }
+
+       dialog = gtk_message_dialog_new (GTK_WINDOW (parent),
+                                        0,
+                                        GTK_MESSAGE_QUESTION,
+                                        GTK_BUTTONS_NONE,
+                                        _("Are you sure you want to clear the list?"));
+
+       gtk_message_dialog_format_secondary_text (
+               GTK_MESSAGE_DIALOG (dialog),
+               _("This will remove any custom messages you have "
+                 "added to the list of preset status messages."));
+
+       gtk_dialog_add_buttons (GTK_DIALOG (dialog),
+                               GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
+                               _("Clear List"), GTK_RESPONSE_OK,
+                               NULL);
+
+       gtk_window_set_skip_taskbar_hint (GTK_WINDOW (dialog), FALSE);
+
+       g_signal_connect (dialog, "response",
+                         G_CALLBACK (presence_chooser_clear_response_cb),
+                         NULL);
+
+       gtk_widget_show (dialog);
+}
+
+static void
+presence_chooser_menu_add_item (GossipPresenceChooser *chooser,
+                               GtkWidget             *menu,
+                               const gchar           *str,
+                               GossipPresenceState    state,
+                               gboolean               custom)
+{
+       GtkWidget   *item;
+       GtkWidget   *image;
+       const gchar *stock;
+
+       item = gtk_image_menu_item_new_with_label (str);
+
+       switch (state) {
+       case GOSSIP_PRESENCE_STATE_AVAILABLE:
+               stock = GOSSIP_STOCK_AVAILABLE;
+               break;
+
+       case GOSSIP_PRESENCE_STATE_BUSY:
+               stock = GOSSIP_STOCK_BUSY;
+               break;
+
+       case GOSSIP_PRESENCE_STATE_AWAY:
+               stock = GOSSIP_STOCK_AWAY;
+               break;
+
+       default:
+               g_assert_not_reached ();
+               stock = NULL;
+               break;
+       }
+
+       if (custom) {
+               g_signal_connect (
+                       item,
+                       "activate",
+                       G_CALLBACK (presence_chooser_custom_activate_cb),
+                       chooser);
+       } else {
+               g_signal_connect (
+                       item,
+                       "activate",
+                       G_CALLBACK (presence_chooser_noncustom_activate_cb),
+                       chooser);
+       }
+
+       image = gtk_image_new_from_stock (stock, GTK_ICON_SIZE_MENU);
+       gtk_widget_show (image);
+
+       gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (item), image);
+       gtk_widget_show (item);
+
+       g_object_set_data_full (G_OBJECT (item),
+                               "status", g_strdup (str),
+                               (GDestroyNotify) g_free);
+
+       g_object_set_data (G_OBJECT (item), "state", GINT_TO_POINTER (state));
+
+       gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
+}
+
+static void
+presence_chooser_menu_align_func (GtkMenu               *menu,
+                                 gint                  *x,
+                                 gint                  *y,
+                                 gboolean              *push_in,
+                                 GossipPresenceChooser *chooser)
+{
+       GtkWidget      *widget;
+       GtkRequisition  req;
+       GdkScreen      *screen;
+       gint            screen_height;
+
+       widget = GTK_WIDGET (chooser);
+
+       gtk_widget_size_request (GTK_WIDGET (menu), &req);
+
+       gdk_window_get_origin (widget->window, x, y);
+
+       *x += widget->allocation.x + 1;
+       *y += widget->allocation.y;
+
+       screen = gtk_widget_get_screen (GTK_WIDGET (menu));
+       screen_height = gdk_screen_get_height (screen);
+
+       if (req.height > screen_height) {
+               /* Too big for screen height anyway. */
+               *y = 0;
+               return;
+       }
+
+       if ((*y + req.height + widget->allocation.height) > screen_height) {
+               /* Can't put it below the button. */
+               *y -= req.height;
+               *y += 1;
+       } else {
+               /* Put menu below button. */
+               *y += widget->allocation.height;
+               *y -= 1;
+       }
+
+       *push_in = FALSE;
+}
+
+static void
+presence_chooser_menu_selection_done_cb (GtkMenuShell          *menushell,
+                                        GossipPresenceChooser *chooser)
+{
+       gtk_widget_destroy (GTK_WIDGET (menushell));
+
+       gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (chooser), FALSE);
+}
+
+static void
+presence_chooser_menu_destroy_cb (GtkWidget             *menu,
+                                 GossipPresenceChooser *chooser)
+{
+       GossipPresenceChooserPriv *priv;
+
+       priv = GET_PRIV (chooser);
+
+       priv->menu = NULL;
+}
+
+static void
+presence_chooser_menu_detach (GtkWidget *attach_widget,
+                             GtkMenu   *menu)
+{
+       /* We don't need to do anything, but attaching the menu means
+        * we don't own the ref count and it is cleaned up properly.
+        */
+}
+
+static void
+presence_chooser_menu_popup (GossipPresenceChooser *chooser)
+{
+       GossipPresenceChooserPriv *priv;
+       GtkWidget                 *menu;
+
+       priv = GET_PRIV (chooser);
+
+       if (priv->menu) {
+               return;
+       }
+
+       menu = gossip_presence_chooser_create_menu (chooser);
+
+       g_signal_connect_after (menu, "selection-done",
+                               G_CALLBACK (presence_chooser_menu_selection_done_cb),
+                               chooser);
+
+       g_signal_connect (menu, "destroy",
+                         G_CALLBACK (presence_chooser_menu_destroy_cb),
+                         chooser);
+
+       gtk_menu_attach_to_widget (GTK_MENU (menu),
+                                  GTK_WIDGET (chooser),
+                                  presence_chooser_menu_detach);
+
+       gtk_menu_popup (GTK_MENU (menu),
+                       NULL, NULL,
+                       (GtkMenuPositionFunc) presence_chooser_menu_align_func,
+                       chooser,
+                       1,
+                       gtk_get_current_event_time ());
+
+       priv->menu = menu;
+}
+
+static void
+presence_chooser_menu_popdown (GossipPresenceChooser *chooser)
+{
+       GossipPresenceChooserPriv *priv;
+
+       priv = GET_PRIV (chooser);
+
+       if (priv->menu) {
+               gtk_widget_destroy (priv->menu);
+       }
+}
+
+static void
+presence_chooser_toggled_cb (GtkWidget *chooser,
+                            gpointer   user_data)
+{
+       if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (chooser))) {
+               presence_chooser_menu_popup (GOSSIP_PRESENCE_CHOOSER (chooser));
+       } else {
+               presence_chooser_menu_popdown (GOSSIP_PRESENCE_CHOOSER (chooser));
+       }
+}
+
+static gboolean
+presence_chooser_button_press_event_cb (GtkWidget      *chooser,
+                                       GdkEventButton *event,
+                                       gpointer        user_data)
+{
+       if (event->button != 1 || event->type != GDK_BUTTON_PRESS) {
+               return FALSE;
+       }
+
+       if (!gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (chooser))) {
+                       gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (chooser), TRUE);
+                       return TRUE;
+               }
+
+       return FALSE;
+}
+
+typedef struct {
+       GossipPresenceState  state;
+       const gchar         *status;
+} StateAndStatus;
+
+static StateAndStatus *
+presence_chooser_state_and_status_new (GossipPresenceState  state,
+                                      const gchar         *status)
+{
+       StateAndStatus *sas;
+
+       sas = g_new0 (StateAndStatus, 1);
+
+       sas->state = state;
+       sas->status = status;
+
+       return sas;
+}
+
+static GList *
+presence_chooser_get_presets (GossipPresenceChooser *chooser)
+{
+       GList          *list, *presets, *p;
+       StateAndStatus *sas;
+
+       list = NULL;
+
+       sas = presence_chooser_state_and_status_new (
+               GOSSIP_PRESENCE_STATE_AVAILABLE, _("Available"));
+       list = g_list_append (list, sas);
+
+       presets = gossip_status_presets_get (GOSSIP_PRESENCE_STATE_AVAILABLE, 5);
+       for (p = presets; p; p = p->next) {
+               sas = presence_chooser_state_and_status_new (
+                       GOSSIP_PRESENCE_STATE_AVAILABLE, p->data);
+               list = g_list_append (list, sas);
+       }
+       g_list_free (presets);
+
+       sas = presence_chooser_state_and_status_new (
+               GOSSIP_PRESENCE_STATE_BUSY, _("Busy"));
+       list = g_list_append (list, sas);
+
+       presets = gossip_status_presets_get (GOSSIP_PRESENCE_STATE_BUSY, 5);
+       for (p = presets; p; p = p->next) {
+               sas = presence_chooser_state_and_status_new (
+                       GOSSIP_PRESENCE_STATE_BUSY, p->data);
+               list = g_list_append (list, sas);
+       }
+       g_list_free (presets);
+
+       sas = presence_chooser_state_and_status_new (
+               GOSSIP_PRESENCE_STATE_AWAY, _("Away"));
+       list = g_list_append (list, sas);
+
+       presets = gossip_status_presets_get (GOSSIP_PRESENCE_STATE_AWAY, 5);
+       for (p = presets; p; p = p->next) {
+               sas = presence_chooser_state_and_status_new (
+                       GOSSIP_PRESENCE_STATE_AWAY, p->data);
+               list = g_list_append (list, sas);
+       }
+       g_list_free (presets);
+
+       return list;
+}
+
+static gboolean
+presence_chooser_scroll_timeout_cb (GossipPresenceChooser *chooser)
+{
+       GossipPresenceChooserPriv *priv;
+
+       priv = GET_PRIV (chooser);
+
+       g_signal_emit (chooser, signals[CHANGED], 0,
+                      priv->scroll_state,
+                      priv->scroll_status);
+
+       priv->scroll_timeout_id = 0;
+
+       g_free (priv->scroll_status);
+       priv->scroll_status = NULL;
+
+       return FALSE;
+}
+
+static gboolean
+presence_chooser_scroll_event_cb (GtkWidget      *chooser,
+                                 GdkEventScroll *event,
+                                 gpointer        user_data)
+{
+       GossipPresenceChooserPriv *priv;
+       GList                     *list, *l;
+       const gchar               *current_status;
+       StateAndStatus            *sas;
+       gboolean                   match;
+
+       priv = GET_PRIV (chooser);
+
+       switch (event->direction) {
+       case GDK_SCROLL_UP:
+               break;
+       case GDK_SCROLL_DOWN:
+               break;
+       default:
+               return FALSE;
+       }
+
+       current_status = gtk_label_get_text (GTK_LABEL (priv->label));
+
+       /* Get the list of presets, which in this context means all the items
+        * without a trailing "...".
+        */
+       list = presence_chooser_get_presets (GOSSIP_PRESENCE_CHOOSER (chooser));
+       sas = NULL;
+       match = FALSE;
+       for (l = list; l; l = l->next) {
+               sas = l->data;
+
+               if (sas->state == priv->last_state &&
+                   strcmp (sas->status, current_status) == 0) {
+                       sas = NULL;
+                       match = TRUE;
+                       if (event->direction == GDK_SCROLL_UP) {
+                               if (l->prev) {
+                                       sas = l->prev->data;
+                               }
+                       }
+                       else if (event->direction == GDK_SCROLL_DOWN) {
+                               if (l->next) {
+                                       sas = l->next->data;
+                               }
+                       }
+                       break;
+               }
+
+               sas = NULL;
+       }
+
+       if (sas) {
+               presence_chooser_reset_scroll_timeout (GOSSIP_PRESENCE_CHOOSER (chooser));
+
+               priv->scroll_status = g_strdup (sas->status);
+               priv->scroll_state = sas->state;
+
+               priv->scroll_timeout_id =
+                       g_timeout_add (500,
+                                      (GSourceFunc) presence_chooser_scroll_timeout_cb,
+                                      chooser);
+
+               gossip_presence_chooser_set_status (GOSSIP_PRESENCE_CHOOSER (chooser),
+                                                   sas->status);
+               gossip_presence_chooser_set_state (GOSSIP_PRESENCE_CHOOSER (chooser),
+                                                  sas->state);
+       }
+       else if (!match) {
+               /* If we didn't get any match at all, it means the last state
+                * was a custom one. Just switch to the first one.
+                */
+               presence_chooser_reset_scroll_timeout (GOSSIP_PRESENCE_CHOOSER (chooser));
+               g_signal_emit (chooser, signals[CHANGED], 0,
+                              GOSSIP_PRESENCE_STATE_AVAILABLE,
+                              _("Available"));
+       }
+
+       g_list_foreach (list, (GFunc) g_free, NULL);
+       g_list_free (list);
+
+       return TRUE;
+}
+
+GtkWidget *
+gossip_presence_chooser_new (void)
+{
+       GtkWidget *chooser;
+
+       chooser = g_object_new (GOSSIP_TYPE_PRESENCE_CHOOSER, NULL);
+
+       return chooser;
+}
+
+GtkWidget *
+gossip_presence_chooser_create_menu (GossipPresenceChooser *chooser)
+{
+       GtkWidget *menu;
+       GtkWidget *item;
+       GList     *list, *l;
+
+       menu = gtk_menu_new ();
+
+       presence_chooser_menu_add_item (chooser,
+                                       menu,
+                                       _("Available"),
+                                       GOSSIP_PRESENCE_STATE_AVAILABLE,
+                                       FALSE);
+
+       list = gossip_status_presets_get (GOSSIP_PRESENCE_STATE_AVAILABLE, 5);
+       for (l = list; l; l = l->next) {
+               presence_chooser_menu_add_item (chooser,
+                                               menu,
+                                               l->data,
+                                               GOSSIP_PRESENCE_STATE_AVAILABLE,
+                                               FALSE);
+       }
+
+       g_list_free (list);
+
+       presence_chooser_menu_add_item (chooser,
+                                       menu,
+                                       _("Custom message..."),
+                                       GOSSIP_PRESENCE_STATE_AVAILABLE,
+                                       TRUE);
+
+       /* Separator. */
+       item = gtk_menu_item_new ();
+       gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
+       gtk_widget_show (item);
+
+       presence_chooser_menu_add_item (chooser,
+                                       menu,
+                                       _("Busy"),
+                                       GOSSIP_PRESENCE_STATE_BUSY,
+                                       FALSE);
+
+       list = gossip_status_presets_get (GOSSIP_PRESENCE_STATE_BUSY, 5);
+       for (l = list; l; l = l->next) {
+               presence_chooser_menu_add_item (chooser,
+                                               menu,
+                                               l->data,
+                                               GOSSIP_PRESENCE_STATE_BUSY,
+                                               FALSE);
+       }
+
+       g_list_free (list);
+
+       presence_chooser_menu_add_item (chooser,
+                                       menu,
+                                       _("Custom message..."),
+                                       GOSSIP_PRESENCE_STATE_BUSY,
+                                       TRUE);
+
+       /* Separator. */
+       item = gtk_menu_item_new ();
+       gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
+       gtk_widget_show (item);
+
+       presence_chooser_menu_add_item (chooser,
+                                       menu,
+                                       _("Away"),
+                                       GOSSIP_PRESENCE_STATE_AWAY,
+                                       FALSE);
+
+       list = gossip_status_presets_get (GOSSIP_PRESENCE_STATE_AWAY, 5);
+       for (l = list; l; l = l->next) {
+               presence_chooser_menu_add_item (chooser,
+                                               menu,
+                                               l->data,
+                                               GOSSIP_PRESENCE_STATE_AWAY,
+                                               FALSE);
+       }
+
+       g_list_free (list);
+
+       presence_chooser_menu_add_item (chooser,
+                                       menu,
+                                       _("Custom message..."),
+                                       GOSSIP_PRESENCE_STATE_AWAY,
+                                       TRUE);
+
+       /* Separator. */
+       item = gtk_menu_item_new ();
+       gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
+       gtk_widget_show (item);
+
+       item = gtk_menu_item_new_with_label (_("Clear List..."));
+       gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
+       gtk_widget_show (item);
+
+       g_signal_connect (item,
+                         "activate",
+                         G_CALLBACK (presence_chooser_clear_activate_cb),
+                         chooser);
+
+       return menu;
+}
+
+void
+gossip_presence_chooser_set_state (GossipPresenceChooser *chooser,
+                                  GossipPresenceState    state)
+{
+       GossipPresenceChooserPriv *priv;
+
+       g_return_if_fail (GOSSIP_IS_PRESENCE_CHOOSER (chooser));
+
+       priv = GET_PRIV (chooser);
+
+       gossip_presence_chooser_flash_stop (chooser, state);
+}
+
+void
+gossip_presence_chooser_set_status (GossipPresenceChooser *chooser,
+                                   const gchar           *status)
+{
+       GossipPresenceChooserPriv *priv;
+
+       g_return_if_fail (GOSSIP_IS_PRESENCE_CHOOSER (chooser));
+
+       priv = GET_PRIV (chooser);
+
+       gtk_label_set_text (GTK_LABEL (priv->label), status);
+}
+
+void
+gossip_presence_chooser_set_flash_interval (GossipPresenceChooser *chooser,
+                                           guint                  ms)
+{
+       GossipPresenceChooserPriv *priv;
+
+       g_return_if_fail (GOSSIP_IS_PRESENCE_CHOOSER (chooser));
+       g_return_if_fail (ms > 1 && ms < 30000);
+
+       priv = GET_PRIV (chooser);
+
+       priv->flash_interval = ms;
+}
+
+static gboolean
+presence_chooser_flash_timeout_cb (GossipPresenceChooser *chooser)
+{
+       GossipPresenceChooserPriv *priv;
+       GossipPresenceState        state;
+       GdkPixbuf                 *pixbuf;
+       static gboolean            on = FALSE;
+
+       priv = GET_PRIV (chooser);
+
+       if (on) {
+               state = priv->flash_state_1;
+       } else {
+               state = priv->flash_state_2;
+       }
+
+       pixbuf = gossip_pixbuf_for_presence_state (state);
+       gtk_image_set_from_pixbuf (GTK_IMAGE (priv->image), pixbuf);
+       g_object_unref (pixbuf);
+
+       on = !on;
+
+       return TRUE;
+}
+
+void
+gossip_presence_chooser_flash_start (GossipPresenceChooser *chooser,
+                                    GossipPresenceState    state_1,
+                                    GossipPresenceState    state_2)
+{
+       GossipPresenceChooserPriv *priv;
+
+       g_return_if_fail (GOSSIP_IS_PRESENCE_CHOOSER (chooser));
+
+       priv = GET_PRIV (chooser);
+
+       if (priv->flash_timeout_id != 0) {
+               return;
+       }
+
+       priv->flash_state_1 = state_1;
+       priv->flash_state_2 = state_2;
+
+       priv->flash_timeout_id = g_timeout_add (priv->flash_interval,
+                                               (GSourceFunc) presence_chooser_flash_timeout_cb,
+                                               chooser);
+}
+
+void
+gossip_presence_chooser_flash_stop (GossipPresenceChooser *chooser,
+                                   GossipPresenceState    state)
+{
+       GossipPresenceChooserPriv *priv;
+       GdkPixbuf                 *pixbuf;
+
+       g_return_if_fail (GOSSIP_IS_PRESENCE_CHOOSER (chooser));
+
+       priv = GET_PRIV (chooser);
+
+       if (priv->flash_timeout_id) {
+               g_source_remove (priv->flash_timeout_id);
+               priv->flash_timeout_id = 0;
+       }
+
+       pixbuf = gossip_pixbuf_for_presence_state (state);
+       gtk_image_set_from_pixbuf (GTK_IMAGE (priv->image), pixbuf);
+       g_object_unref (pixbuf);
+
+       priv->last_state = state;
+}
+
+gboolean
+gossip_presence_chooser_is_flashing (GossipPresenceChooser *chooser)
+{
+       GossipPresenceChooserPriv *priv;
+
+       g_return_val_if_fail (GOSSIP_IS_PRESENCE_CHOOSER (chooser), FALSE);
+
+       priv = GET_PRIV (chooser);
+
+       if (priv->flash_timeout_id) {
+               return TRUE;
+       }
+
+       return FALSE;
+}