/*
* empathy-call-window.c - Source for EmpathyCallWindow
* Copyright (C) 2008 Collabora Ltd.
* @author Sjoerd Simons <sjoerd.simons@collabora.co.uk>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <stdio.h>
#include <stdlib.h>
#include <gst/gst.h>
#include <gtk/gtk.h>
#include <glib/gi18n.h>
#include <telepathy-farsight/channel.h>
#include <libempathy/empathy-utils.h>
#include <libempathy-gtk/empathy-video-widget.h>
#include <libempathy-gtk/empathy-audio-src.h>
#include <libempathy-gtk/empathy-audio-sink.h>
#include <libempathy-gtk/empathy-video-src.h>
#include <libempathy-gtk/empathy-ui-utils.h>
#include "empathy-call-window.h"
#include "empathy-sidebar.h"
G_DEFINE_TYPE(EmpathyCallWindow, empathy_call_window, GTK_TYPE_WINDOW)
/* signal enum */
#if 0
enum
{
LAST_SIGNAL
};
static guint signals[LAST_SIGNAL] = {0};
#endif
enum {
PROP_CALL_HANDLER = 1,
};
/* private structure */
typedef struct _EmpathyCallWindowPriv EmpathyCallWindowPriv;
struct _EmpathyCallWindowPriv
{
gboolean dispose_has_run;
EmpathyCallHandler *handler;
GtkWidget *video_output;
GtkWidget *video_preview;
GtkWidget *sidebar;
GtkWidget *sidebar_button;
GtkWidget *statusbar;
GstElement *video_input;
GstElement *audio_input;
GstElement *audio_output;
GstElement *pipeline;
GstElement *video_tee;
GladeXML *glade;
guint context_id;
};
#define GET_PRIV(o) \
(G_TYPE_INSTANCE_GET_PRIVATE ((o), EMPATHY_TYPE_CALL_WINDOW, \
EmpathyCallWindowPriv))
static void empathy_call_window_realized_cb (GtkWidget *widget,
EmpathyCallWindow *window);
static gboolean empathy_call_window_delete_cb (GtkWidget *widget,
GdkEvent*event, EmpathyCallWindow *window);
static void empathy_call_window_sidebar_toggled_cb (GtkToggleButton *toggle,
EmpathyCallWindow *window);
static void empathy_call_window_camera_toggled_cb (GtkToggleToolButton *toggle,
EmpathyCallWindow *window);
static void empathy_call_window_sidebar_hidden_cb (EmpathySidebar *sidebar,
EmpathyCallWindow *window);
static void empathy_call_window_hangup (EmpathyCallWindow *window);
static void empathy_call_window_status_message (EmpathyCallWindow *window,
gchar *message);
static void
empathy_call_window_setup_menubar (EmpathyCallWindow *self)
{
EmpathyCallWindowPriv *priv = GET_PRIV (self);
GtkWidget *hangup;
hangup = glade_xml_get_widget (priv->glade, "menuhangup");
g_signal_connect_swapped (G_OBJECT (hangup), "activate",
G_CALLBACK (empathy_call_window_hangup), self);
}
static void
empathy_call_window_setup_toolbar (EmpathyCallWindow *self)
{
EmpathyCallWindowPriv *priv = GET_PRIV (self);
GtkWidget *hangup;
GtkWidget *mic;
GtkWidget *volume_button;
GtkWidget *camera;
GtkWidget *toolbar;
GtkToolItem *tool_item;
hangup = glade_xml_get_widget (priv->glade, "hangup");
g_signal_connect_swapped (G_OBJECT (hangup), "clicked",
G_CALLBACK (empathy_call_window_hangup), self);
mic = glade_xml_get_widget (priv->glade, "microphone");
gtk_toggle_tool_button_set_active (GTK_TOGGLE_TOOL_BUTTON (mic), TRUE);
toolbar = glade_xml_get_widget (priv->glade, "toolbar");
/* Add an empty expanded GtkToolItem so the volume button is at the end of
* the toolbar. */
tool_item = gtk_tool_item_new ();
gtk_tool_item_set_expand (tool_item, TRUE);
gtk_widget_show (GTK_WIDGET (tool_item));
gtk_toolbar_insert (GTK_TOOLBAR (toolbar), tool_item, -1);
tool_item = gtk_tool_item_new ();
volume_button = gtk_volume_button_new ();
gtk_container_add (GTK_CONTAINER (tool_item), volume_button);
gtk_scale_button_set_value (GTK_SCALE_BUTTON (volume_button), 0.5);
gtk_widget_show_all (GTK_WIDGET (tool_item));
gtk_toolbar_insert (GTK_TOOLBAR (toolbar), tool_item, -1);
camera = glade_xml_get_widget (priv->glade, "camera");
gtk_toggle_tool_button_set_active (GTK_TOGGLE_TOOL_BUTTON (camera), FALSE);
g_signal_connect (G_OBJECT (camera), "toggled",
G_CALLBACK (empathy_call_window_camera_toggled_cb), self);
}
static GtkWidget *
empathy_call_window_create_dtmf (EmpathyCallWindow *self)
{
GtkWidget *table;
int i;
const gchar *strings[] = { "1", "2", "3",
"4", "5", "6",
"7", "8", "9",
"#", "0", "*",
NULL };
table = gtk_table_new (4, 3, TRUE);
for (i = 0; strings[i] != NULL; i++)
{
GtkWidget *button = gtk_button_new_with_label (strings[i]);
gtk_table_attach (GTK_TABLE (table), button, i % 3, i % 3 + 1,
i/3, i/3 + 1, GTK_EXPAND | GTK_FILL, GTK_EXPAND | GTK_FILL, 1, 1);
}
return table;
}
static GtkWidget *
empathy_call_window_create_video_input (EmpathyCallWindow *self)
{
GtkWidget *hbox;
int i;
gchar *controls[] = { _("Contrast"), _("Brightness"), _("Gamma"), NULL };
hbox = gtk_hbox_new (TRUE, 3);
for (i = 0; controls[i] != NULL; i++)
{
GtkWidget *vbox = gtk_vbox_new (FALSE, 2);
GtkWidget *scale = gtk_vscale_new_with_range (0, 100, 10);
GtkWidget *label = gtk_label_new (controls[i]);
gtk_container_add (GTK_CONTAINER (hbox), vbox);
gtk_range_set_inverted (GTK_RANGE (scale), TRUE);
gtk_box_pack_start (GTK_BOX (vbox), scale, TRUE, TRUE, 0);
gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
}
return hbox;
}
static GtkWidget *
empathy_call_window_create_audio_input (EmpathyCallWindow *self)
{
GtkWidget *hbox, *vbox, *scale, *progress, *label;
hbox = gtk_hbox_new (TRUE, 3);
vbox = gtk_vbox_new (FALSE, 3);
gtk_box_pack_start (GTK_BOX (hbox), vbox, FALSE, FALSE, 3);
scale = gtk_vscale_new_with_range (0, 100, 10);
gtk_range_set_inverted (GTK_RANGE (scale), TRUE);
label = gtk_label_new (_("Volume"));
gtk_box_pack_start (GTK_BOX (vbox), scale, TRUE, TRUE, 3);
gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 3);
progress = gtk_progress_bar_new ();
gtk_progress_bar_set_orientation (GTK_PROGRESS_BAR (progress),
GTK_PROGRESS_BOTTOM_TO_TOP);
gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR (progress), 0.5);
gtk_box_pack_start (GTK_BOX (hbox), progress, FALSE, FALSE, 3);
return hbox;
}
static void
empathy_call_window_init (EmpathyCallWindow *self)
{
EmpathyCallWindowPriv *priv = GET_PRIV (self);
GtkWidget *vbox, *top_vbox;
GtkWidget *hbox, *h;
GtkWidget *arrow;
GtkWidget *page;
GstBus *bus;
gchar *filename;
GtkWidget *pane;
filename = empathy_file_lookup ("empathy-call-window.glade", "src");
priv->glade = empathy_glade_get_file (filename, "call_window", NULL,
"call_window_vbox", &top_vbox,
"pane", &pane,
"statusbar", &priv->statusbar,
NULL);
gtk_widget_reparent (top_vbox, GTK_WIDGET (self));
empathy_call_window_setup_menubar (self);
empathy_call_window_setup_toolbar (self);
priv->pipeline = gst_pipeline_new (NULL);
hbox = gtk_hbox_new (FALSE, 3);
gtk_container_set_border_width (GTK_CONTAINER (hbox), 6);
gtk_paned_pack1 (GTK_PANED(pane), hbox, TRUE, FALSE);
bus = gst_pipeline_get_bus (GST_PIPELINE (priv->pipeline));
priv->video_output = empathy_video_widget_new (bus);
gtk_box_pack_start (GTK_BOX (hbox), priv->video_output, TRUE, TRUE, 3);
priv->video_tee = gst_element_factory_make ("tee", NULL);
gst_object_ref (priv->video_tee);
gst_object_sink (priv->video_tee);
vbox = gtk_vbox_new (FALSE, 3);
gtk_box_pack_start (GTK_BOX (hbox), vbox, FALSE, FALSE, 3);
priv->video_preview = empathy_video_widget_new_with_size (bus, 160, 120);
gtk_box_pack_start (GTK_BOX (vbox), priv->video_preview, FALSE, FALSE, 0);
priv->video_input = empathy_video_src_new ();
gst_object_ref (priv->video_input);
gst_object_sink (priv->video_input);
priv->audio_input = empathy_audio_src_new ();
gst_object_ref (priv->audio_input);
gst_object_sink (priv->audio_input);
priv->audio_output = empathy_audio_sink_new ();
gst_object_ref (priv->audio_output);
gst_object_sink (priv->audio_output);
g_object_unref (bus);
priv->sidebar_button = gtk_toggle_button_new_with_mnemonic (_("_Sidebar"));
arrow = gtk_arrow_new (GTK_ARROW_RIGHT, GTK_SHADOW_NONE);
g_signal_connect (G_OBJECT (priv->sidebar_button), "toggled",
G_CALLBACK (empathy_call_window_sidebar_toggled_cb), self);
gtk_button_set_image (GTK_BUTTON (priv->sidebar_button), arrow);
h = gtk_hbox_new (FALSE, 3);
gtk_box_pack_end (GTK_BOX (vbox), h, FALSE, FALSE, 3);
gtk_box_pack_end (GTK_BOX (h), priv->sidebar_button, FALSE, FALSE, 3);
priv->sidebar = empathy_sidebar_new ();
g_signal_connect (G_OBJECT (priv->sidebar),
"hide", G_CALLBACK (empathy_call_window_sidebar_hidden_cb),
self);
gtk_paned_pack2 (GTK_PANED(pane), priv->sidebar, FALSE, FALSE);
page = empathy_call_window_create_dtmf (self);
empathy_sidebar_add_page (EMPATHY_SIDEBAR (priv->sidebar), _("Dialpad"),
page);
page = empathy_call_window_create_audio_input (self);
empathy_sidebar_add_page (EMPATHY_SIDEBAR (priv->sidebar), _("Audio input"),
page);
page = empathy_call_window_create_video_input (self);
empathy_sidebar_add_page (EMPATHY_SIDEBAR (priv->sidebar), _("Video input"),
page);
gtk_widget_show_all (top_vbox);
gtk_widget_hide (priv->sidebar);
g_signal_connect (G_OBJECT (self), "realize",
G_CALLBACK (empathy_call_window_realized_cb), self);
g_signal_connect (G_OBJECT (self), "delete-event",
G_CALLBACK (empathy_call_window_delete_cb), self);
empathy_call_window_status_message (self, _("Connecting..."));
}
static void empathy_call_window_dispose (GObject *object);
static void empathy_call_window_finalize (GObject *object);
static void
empathy_call_window_set_property (GObject *object,
guint property_id, const GValue *value, GParamSpec *pspec)
{
EmpathyCallWindowPriv *priv = GET_PRIV (object);
switch (property_id)
{
case PROP_CALL_HANDLER:
priv->handler = g_value_dup_object (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
}
}
static void
empathy_call_window_get_property (GObject *object,
guint property_id, GValue *value, GParamSpec *pspec)
{
EmpathyCallWindowPriv *priv = GET_PRIV (object);
switch (property_id)
{
case PROP_CALL_HANDLER:
g_value_set_object (value, priv->handler);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
}
}
static void
empathy_call_window_class_init (
EmpathyCallWindowClass *empathy_call_window_class)
{
GObjectClass *object_class = G_OBJECT_CLASS (empathy_call_window_class);
GParamSpec *param_spec;
g_type_class_add_private (empathy_call_window_class,
sizeof (EmpathyCallWindowPriv));
object_class->set_property = empathy_call_window_set_property;
object_class->get_property = empathy_call_window_get_property;
object_class->dispose = empathy_call_window_dispose;
object_class->finalize = empathy_call_window_finalize;
param_spec = g_param_spec_object ("handler",
"handler", "The call handler",
EMPATHY_TYPE_CALL_HANDLER,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
g_object_class_install_property (object_class,
PROP_CALL_HANDLER, param_spec);
}
void
empathy_call_window_dispose (GObject *object)
{
EmpathyCallWindow *self = EMPATHY_CALL_WINDOW (object);
EmpathyCallWindowPriv *priv = GET_PRIV (self);
if (priv->dispose_has_run)
return;
priv->dispose_has_run = TRUE;
if (priv->handler != NULL)
g_object_unref (priv->handler);
priv->handler = NULL;
if (priv->pipeline != NULL)
g_object_unref (priv->pipeline);
priv->pipeline = NULL;
if (priv->video_input != NULL)
g_object_unref (priv->video_input);
priv->video_input = NULL;
if (priv->audio_input != NULL)
g_object_unref (priv->audio_input);
priv->audio_input = NULL;
if (priv->audio_output != NULL)
g_object_unref (priv->audio_output);
priv->audio_output = NULL;
if (priv->video_tee != NULL)
g_object_unref (priv->video_tee);
priv->video_tee = NULL;
/* release any references held by the object here */
if (G_OBJECT_CLASS (empathy_call_window_parent_class)->dispose)
G_OBJECT_CLASS (empathy_call_window_parent_class)->dispose (object);
}
void
empathy_call_window_finalize (GObject *object)
{
//EmpathyCallWindow *self = EMPATHY_CALL_WINDOW (object);
//EmpathyCallWindowPriv *priv = GET_PRIV (self);
/* free any data held directly by the object here */
G_OBJECT_CLASS (empathy_call_window_parent_class)->finalize (object);
}
EmpathyCallWindow *
empathy_call_window_new (EmpathyCallHandler *handler)
{
return EMPATHY_CALL_WINDOW (
g_object_new (EMPATHY_TYPE_CALL_WINDOW, "handler", handler, NULL));
}
static void
empathy_call_window_conference_added_cb (EmpathyCallHandler *handler,
GstElement *conference, gpointer user_data)
{
EmpathyCallWindow *self = EMPATHY_CALL_WINDOW (user_data);
EmpathyCallWindowPriv *priv = GET_PRIV (self);
gst_bin_add (GST_BIN (priv->pipeline), conference);
gst_element_set_state (conference, GST_STATE_PLAYING);
}
static void
empathy_call_window_channel_closed_cb (TfChannel *channel, gpointer user_data)
{
EmpathyCallWindow *self = EMPATHY_CALL_WINDOW (user_data);
empathy_call_window_status_message (self, _("Disconnected"));
}
static void
empathy_call_window_src_added_cb (EmpathyCallHandler *handler,
GstPad *src, guint media_type, gpointer user_data)
{
EmpathyCallWindow *self = EMPATHY_CALL_WINDOW (user_data);
EmpathyCallWindowPriv *priv = GET_PRIV (self);
GstPad *pad;
GstElement *element;
gchar *str;
str = g_strdup_printf (_("Connected -- %d:%02dm"), 0, 0);
empathy_call_window_status_message (self, str);
g_free (str);
switch (media_type)
{
case TP_MEDIA_STREAM_TYPE_AUDIO:
element = priv->audio_output;
g_object_ref (element);
break;
case TP_MEDIA_STREAM_TYPE_VIDEO:
element =
empathy_video_widget_get_element (
EMPATHY_VIDEO_WIDGET (priv->video_output));
break;
default:
g_assert_not_reached ();
}
gst_bin_add (GST_BIN (priv->pipeline), element);
pad = gst_element_get_static_pad (element, "sink");
gst_element_set_state (element, GST_STATE_PLAYING);
gst_pad_link (src, pad);
gst_object_unref (pad);
}
static void
empathy_call_window_sink_added_cb (EmpathyCallHandler *handler,
GstPad *sink, guint media_type, gpointer user_data)
{
EmpathyCallWindow *self = EMPATHY_CALL_WINDOW (user_data);
EmpathyCallWindowPriv *priv = GET_PRIV (self);
GstPad *pad;
switch (media_type)
{
case TP_MEDIA_STREAM_TYPE_AUDIO:
gst_bin_add (GST_BIN (priv->pipeline), priv->audio_input);
gst_element_set_state (priv->audio_input, GST_STATE_PLAYING);
pad = gst_element_get_static_pad (priv->audio_input, "src");
gst_pad_link (pad, sink);
break;
case TP_MEDIA_STREAM_TYPE_VIDEO:
pad = gst_element_get_request_pad (priv->video_tee, "src%d");
gst_pad_link (pad, sink);
break;
default:
g_assert_not_reached ();
}
}
static void
empathy_call_window_realized_cb (GtkWidget *widget, EmpathyCallWindow *window)
{
EmpathyCallWindowPriv *priv = GET_PRIV (window);
GstElement *preview;
GstBus *bus;
g_signal_connect (priv->handler, "conference-added",
G_CALLBACK (empathy_call_window_conference_added_cb), window);
g_signal_connect (priv->handler, "closed",
G_CALLBACK (empathy_call_window_channel_closed_cb), window);
g_signal_connect (priv->handler, "src-pad-added",
G_CALLBACK (empathy_call_window_src_added_cb), window);
g_signal_connect (priv->handler, "sink-pad-added",
G_CALLBACK (empathy_call_window_sink_added_cb), window);
bus = gst_pipeline_get_bus (GST_PIPELINE (priv->pipeline));
empathy_call_handler_set_bus (priv->handler, bus);
empathy_call_handler_start_call (priv->handler);
preview = empathy_video_widget_get_element (
EMPATHY_VIDEO_WIDGET (priv->video_preview));
gst_bin_add_many (GST_BIN (priv->pipeline), priv->video_input,
priv->video_tee, preview, NULL);
gst_element_link_many (priv->video_input, priv->video_tee,
preview, NULL);
gst_element_set_state (priv->pipeline, GST_STATE_PLAYING);
g_object_unref (bus);
}
static gboolean
empathy_call_window_delete_cb (GtkWidget *widget, GdkEvent*event,
EmpathyCallWindow *window)
{
EmpathyCallWindowPriv *priv = GET_PRIV (window);
gst_element_set_state (priv->pipeline, GST_STATE_NULL);
return FALSE;
}
static void
empathy_call_window_sidebar_toggled_cb (GtkToggleButton *toggle,
EmpathyCallWindow *window)
{
EmpathyCallWindowPriv *priv = GET_PRIV (window);
GtkWidget *arrow;
if (gtk_toggle_button_get_active (toggle))
{
arrow = gtk_arrow_new (GTK_ARROW_LEFT, GTK_SHADOW_NONE);
gtk_widget_show (priv->sidebar);
}
else
{
arrow = gtk_arrow_new (GTK_ARROW_RIGHT, GTK_SHADOW_NONE);
gtk_widget_hide (priv->sidebar);
}
gtk_button_set_image (GTK_BUTTON (priv->sidebar_button), arrow);
}
static void
empathy_call_window_camera_toggled_cb (GtkToggleToolButton *toggle,
EmpathyCallWindow *window)
{
EmpathyCallWindowPriv *priv = GET_PRIV (window);
gboolean active;
EmpathyTpCall *call;
active = (gtk_toggle_tool_button_get_active (toggle));
g_object_get (priv->handler, "tp-call", &call, NULL);
empathy_tp_call_request_video_stream_direction (call, active);
g_object_unref (call);
}
static void
empathy_call_window_sidebar_hidden_cb (EmpathySidebar *sidebar,
EmpathyCallWindow *window)
{
EmpathyCallWindowPriv *priv = GET_PRIV (window);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (priv->sidebar_button),
FALSE);
}
static void
empathy_call_window_hangup (EmpathyCallWindow *window)
{
EmpathyCallWindowPriv *priv = GET_PRIV (window);
gst_element_set_state (priv->pipeline, GST_STATE_NULL);
gtk_widget_destroy (GTK_WIDGET (window));
}
static void
empathy_call_window_status_message (EmpathyCallWindow *window,
gchar *message)
{
EmpathyCallWindowPriv *priv = GET_PRIV (window);
if (priv->context_id == 0)
{
priv->context_id = gtk_statusbar_get_context_id (
GTK_STATUSBAR (priv->statusbar), "voip call status messages");
}
else
{
gtk_statusbar_pop (GTK_STATUSBAR (priv->statusbar), priv->context_id);
}
gtk_statusbar_push (GTK_STATUSBAR (priv->statusbar), priv->context_id,
message);
}