/* Copyright 2010 Canonical Ltd. Authors: Conor Curran This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License version 3, as published by the Free Software Foundation. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranties of MERCHANTABILITY, SATISFACTORY QUALITY, 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, see . */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include #include "transport-widget.h" #include "common-defs.h" #include // TODO: think about leakage: ted ! static DbusmenuMenuitem* twin_item; typedef struct _TransportWidgetPrivate TransportWidgetPrivate; struct _TransportWidgetPrivate { GtkWidget* hbox; GtkWidget* play_button; }; enum { PLAY, PAUSE, NEXT, PREVIOUS, LAST_SIGNAL }; static guint signals[LAST_SIGNAL] = { 0 }; #define TRANSPORT_WIDGET_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), TRANSPORT_WIDGET_TYPE, TransportWidgetPrivate)) /* Gobject boiler plate */ static void transport_widget_class_init (TransportWidgetClass *klass); static void transport_widget_init (TransportWidget *self); static void transport_widget_dispose (GObject *object); static void transport_widget_finalize (GObject *object); /* UI and dbusmenu callbacks */ static gboolean transport_widget_button_press_event (GtkWidget *menuitem, GdkEventButton *event); static gboolean transport_widget_button_release_event (GtkWidget *menuitem, GdkEventButton *event); static void transport_widget_property_update(DbusmenuMenuitem* item, gchar * property, GValue * value, gpointer userdata); // utility methods static gchar* transport_widget_toggle_play_label(const gchar* state); G_DEFINE_TYPE (TransportWidget, transport_widget, GTK_TYPE_MENU_ITEM); static void transport_widget_class_init (TransportWidgetClass *klass) { GObjectClass *gobject_class = G_OBJECT_CLASS (klass); GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass); widget_class->button_press_event = transport_widget_button_press_event; widget_class->button_release_event = transport_widget_button_release_event; g_type_class_add_private (klass, sizeof (TransportWidgetPrivate)); gobject_class->dispose = transport_widget_dispose; gobject_class->finalize = transport_widget_finalize; signals[PLAY] = g_signal_new ("play", G_OBJECT_CLASS_TYPE (gobject_class), G_SIGNAL_RUN_FIRST, 0, NULL, NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0); signals[PAUSE] = g_signal_new ("pause", G_OBJECT_CLASS_TYPE (gobject_class), G_SIGNAL_RUN_FIRST, 0, NULL, NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0); signals[NEXT] = g_signal_new ("next", G_OBJECT_CLASS_TYPE (gobject_class), G_SIGNAL_RUN_FIRST, 0, NULL, NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0); signals[PREVIOUS] = g_signal_new ("previous", G_OBJECT_CLASS_TYPE (gobject_class), G_SIGNAL_RUN_FIRST, 0, NULL, NULL, g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0); } static void transport_widget_init (TransportWidget *self) { g_debug("TransportWidget::transport_widget_init"); TransportWidgetPrivate * priv = TRANSPORT_WIDGET_GET_PRIVATE(self); GtkWidget *hbox; hbox = gtk_hbox_new(TRUE, 2); gchar* label = ">"; if(dbusmenu_menuitem_property_get_bool(twin_item, DBUSMENU_TRANSPORT_MENUITEM_STATE) == TRUE){ label = "||"; } priv->play_button = gtk_button_new_with_label(g_strdup(label)); gtk_box_pack_start (GTK_BOX (hbox), priv->play_button, FALSE, TRUE, 0); priv->hbox = hbox; g_signal_connect(G_OBJECT(twin_item), "property-changed", G_CALLBACK(transport_widget_property_update), self); gtk_container_add (GTK_CONTAINER (self), priv->hbox); gtk_widget_show_all (priv->hbox); } static void transport_widget_dispose (GObject *object) { G_OBJECT_CLASS (transport_widget_parent_class)->dispose (object); } static void transport_widget_finalize (GObject *object) { G_OBJECT_CLASS (transport_widget_parent_class)->finalize (object); } /* keyevents */ static gboolean transport_widget_button_press_event (GtkWidget *menuitem, GdkEventButton *event) { g_debug("TransportWidget::menu_press_event"); TransportWidgetPrivate * priv = TRANSPORT_WIDGET_GET_PRIVATE(TRANSPORT_WIDGET(menuitem)); gboolean state = g_ascii_strcasecmp(gtk_button_get_label(GTK_BUTTON(priv->play_button)), ">") == 0; gtk_button_set_label(GTK_BUTTON(priv->play_button), g_strdup(transport_widget_toggle_play_label(gtk_button_get_label(GTK_BUTTON(priv->play_button))))); GValue value = {0}; g_value_init(&value, G_TYPE_BOOLEAN); g_debug("TransportWidget::menu_press_event - going to send value %i", state); g_value_set_boolean(&value, state); dbusmenu_menuitem_handle_event (twin_item, "Transport state change", &value, 0); return TRUE; } static gboolean transport_widget_button_release_event (GtkWidget *menuitem, GdkEventButton *event) { g_debug("TransportWidget::menu_release_event"); return TRUE; } /** * transport_widget_update_state() * Callback for updates from the other side of dbus **/ static void transport_widget_property_update(DbusmenuMenuitem* item, gchar* property, GValue* value, gpointer userdata) { g_debug("transport_widget_update_state - with property %s", property); gchar* input = g_strdup(g_value_get_string(value)); g_debug("transport_widget_update_state - with value %s", input); TransportWidget* bar = (TransportWidget*)userdata; TransportWidgetPrivate *priv = TRANSPORT_WIDGET_GET_PRIVATE(bar); gtk_button_set_label(GTK_BUTTON(priv->play_button), g_strdup(transport_widget_toggle_play_label(property))); } // will be needed for image swapping static gchar* transport_widget_toggle_play_label(const gchar* state) { gchar* label = ">"; if(g_strcmp0(state, ">") == 0){ label = "||"; } return label; } /** * transport_new: * @returns: a new #TransportWidget. **/ GtkWidget* transport_widget_new(DbusmenuMenuitem *item) { twin_item = item; return g_object_new(TRANSPORT_WIDGET_TYPE, NULL); }