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/*
Copyright 2010 Canonical Ltd.
Authors:
Conor Curran <conor.curran@canonical.com>
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 <http://www.gnu.org/licenses/>.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <glib/gi18n.h>
#include "transport-widget.h"
#include "common-defs.h"
#include <gtk/gtk.h>
// TODO: think about leakage: ted !
static DbusmenuMenuitem* twin_item;
typedef struct _TransportWidgetPrivate TransportWidgetPrivate;
struct _TransportWidgetPrivate
{
GtkWidget* hbox;
GtkWidget* previous_button;
GtkWidget* play_button;
GtkWidget* next_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 gboolean transport_widget_play_button_press_event (GtkWidget *widget,
GdkEventButton *event,
gpointer user_data);
static gboolean transport_widget_previous_button_press_event (GtkWidget *widget,
GdkEventButton *event,
gpointer user_data);
static gboolean transport_widget_next_button_press_event (GtkWidget *widget,
GdkEventButton *event,
gpointer user_data);
static void transport_widget_update_state(DbusmenuMenuitem* item,
gchar * property,
GValue * value,
gpointer userdata);
// utility methods
static gchar* transport_widget_determine_play_label(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);
priv->previous_button = gtk_button_new_with_label("<<");
priv->next_button = gtk_button_new_with_label(">>");
priv->play_button = gtk_button_new_with_label(">");
gtk_box_pack_start (GTK_BOX (hbox), priv->previous_button, FALSE, TRUE, 0);
gtk_box_pack_start (GTK_BOX (hbox), priv->play_button, FALSE, TRUE, 0);
gtk_box_pack_start (GTK_BOX (hbox), priv->next_button, FALSE, TRUE, 0);
g_signal_connect(GTK_OBJECT(priv->play_button), "button-press-event", G_CALLBACK(transport_widget_play_button_press_event), priv->play_button);
g_signal_connect(GTK_OBJECT(priv->previous_button), "button-press-event", G_CALLBACK(transport_widget_previous_button_press_event), NULL);
g_signal_connect(GTK_OBJECT(priv->next_button), "button-press-event", G_CALLBACK(transport_widget_next_button_press_event), NULL);
priv->hbox = hbox;
g_signal_connect(G_OBJECT(twin_item), "property-changed", G_CALLBACK(transport_widget_update_state), 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));
//gtk_button_pressed(GTK_BUTTON(priv->play_button));
//gtk_button_pressed(GTK_BUTTON(priv->previous_button));
//gtk_button_pressed(GTK_BUTTON(priv->next_button));
//if (event->type == GDK_BUTTON_PRESS) {
//GdkEventButton *bevent = (GdkEventButton *) event;
//gtk_button_pressed(bevent->button);
//gtk_menu_popup (GTK_MENU (menuitem), NULL, NULL, NULL, NULL,
// bevent->button, bevent->time);
/* Tell calling code that we have handled this event; the buck
* stops here. */
//return TRUE;
//}
return TRUE;
}
static gboolean
transport_widget_button_release_event (GtkWidget *menuitem,
GdkEventButton *event)
{
g_debug("TransportWidget::menu_release_event");
return TRUE;
}
/* Individual keyevents on the buttons */
static gboolean
transport_widget_play_button_press_event( GtkWidget* widget,
GdkEventButton *event,
gpointer user_data)
{
g_debug("!!!!! TransportWidget::PLAY button_press_event");
return TRUE;
}
static gboolean
transport_widget_previous_button_press_event( GtkWidget* widget,
GdkEventButton *event,
gpointer user_data)
{
g_debug("!!!!! TransportWidget::PREVIOUS button_press_event");
return TRUE;
}
static gboolean
transport_widget_next_button_press_event( GtkWidget* widget,
GdkEventButton *event,
gpointer user_data)
{
g_debug("!!!!! TransportWidget::NEXT button_press_event");
return TRUE;
}
/**
* transport_widget_update_state()
* Callback for updates from the other side of dbus
**/
static void transport_widget_update_state(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_determine_play_label(property)));
}
// will be needed for image swapping
static gchar* transport_widget_determine_play_label(gchar* state)
{
gchar* label = ">";
if(g_strcmp0(state, "pause") == 0){
label = "||";
}
else if(g_strcmp0(state, "play") == 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);
}
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