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+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/*
+ * Copyright (C) 2007 Elliot Fairweather
+ * Copyright (C) 2007-2008 Collabora Ltd.
+ *
+ * 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
+ *
+ * Authors: Elliot Fairweather <elliot.fairweather@collabora.co.uk>
+ * Xavier Claessens <xclaesse@gmail.com>
+ */
+
+#include <string.h>
+
+#include <glade/glade.h>
+#include <glib/gi18n.h>
+
+#include <telepathy-glib/enums.h>
+
+#include <libempathy/empathy-contact.h>
+#include <libempathy/empathy-tp-call.h>
+#include <libempathy/empathy-utils.h>
+#include <libempathy-gtk/empathy-ui-utils.h>
+
+#include "empathy-call-window.h"
+
+#define DEBUG_FLAG EMPATHY_DEBUG_OTHER
+#include <libempathy/empathy-debug.h>
+
+typedef struct
+{
+ EmpathyTpCall *call;
+ GTimeVal start_time;
+ guint timeout_event_id;
+ gboolean is_drawing;
+ guint status;
+
+ GtkWidget *window;
+ GtkWidget *main_hbox;
+ GtkWidget *controls_vbox;
+ GtkWidget *volume_hbox;
+ GtkWidget *status_label;
+ GtkWidget *input_volume_button;
+ GtkWidget *output_volume_button;
+ GtkWidget *preview_video_socket;
+ GtkWidget *output_video_socket;
+ GtkWidget *video_button;
+ GtkWidget *hang_up_button;
+ GtkWidget *confirmation_dialog;
+ GtkWidget *keypad_expander;
+} EmpathyCallWindow;
+
+static gboolean
+call_window_update_timer (gpointer data)
+{
+ EmpathyCallWindow *window = data;
+ GTimeVal current;
+ gchar *str;
+ glong now, then;
+ glong time, seconds, minutes, hours;
+
+ g_get_current_time (&current);
+
+ now = current.tv_sec;
+ then = (window->start_time).tv_sec;
+
+ time = now - then;
+
+ seconds = time % 60;
+ time /= 60;
+ minutes = time % 60;
+ time /= 60;
+ hours = time % 60;
+
+ if (hours > 0)
+ str = g_strdup_printf ("Connected - %02ld : %02ld : %02ld", hours,
+ minutes, seconds);
+ else
+ str = g_strdup_printf ("Connected - %02ld : %02ld", minutes, seconds);
+
+ gtk_label_set_text (GTK_LABEL (window->status_label), str);
+
+ g_free (str);
+
+ return TRUE;
+}
+
+static void
+call_window_stop_timeout (EmpathyCallWindow *window)
+{
+ DEBUG ("Timer stopped");
+
+ if (window->timeout_event_id)
+ {
+ g_source_remove (window->timeout_event_id);
+ window->timeout_event_id = 0;
+ }
+}
+
+static void
+call_window_set_output_video_is_drawing (EmpathyCallWindow *window,
+ gboolean is_drawing)
+{
+ DEBUG ("Setting output video is drawing - %d", is_drawing);
+
+ if (is_drawing && !window->is_drawing)
+ {
+ gtk_window_set_resizable (GTK_WINDOW (window->window), TRUE);
+ gtk_box_pack_end (GTK_BOX (window->main_hbox),
+ window->output_video_socket, TRUE, TRUE, 0);
+ empathy_tp_call_add_output_video (window->call,
+ gtk_socket_get_id (GTK_SOCKET (window->output_video_socket)));
+ }
+ if (!is_drawing && window->is_drawing)
+ {
+ gtk_window_set_resizable (GTK_WINDOW (window->window), FALSE);
+ empathy_tp_call_add_output_video (window->call, 0);
+ gtk_container_remove (GTK_CONTAINER (window->main_hbox),
+ window->output_video_socket);
+ }
+
+ window->is_drawing = is_drawing;
+}
+
+static void
+call_window_finalize (EmpathyCallWindow *window)
+{
+ gtk_label_set_text (GTK_LABEL (window->status_label), _("Closed"));
+ gtk_widget_set_sensitive (window->hang_up_button, FALSE);
+ gtk_widget_set_sensitive (window->video_button, FALSE);
+ gtk_widget_set_sensitive (window->output_volume_button, FALSE);
+ gtk_widget_set_sensitive (window->input_volume_button, FALSE);
+ gtk_widget_set_sensitive (window->keypad_expander, FALSE);
+
+ if (window->call)
+ {
+ call_window_stop_timeout (window);
+ call_window_set_output_video_is_drawing (window, FALSE);
+ empathy_tp_call_remove_preview_video (window->call,
+ gtk_socket_get_id (GTK_SOCKET (window->preview_video_socket)));
+ g_object_unref (window->call);
+ window->call = NULL;
+ }
+
+ if (window->confirmation_dialog)
+ gtk_widget_destroy (window->confirmation_dialog);
+}
+
+static void
+call_window_socket_realized_cb (GtkWidget *widget,
+ EmpathyCallWindow *window)
+{
+ if (widget == window->preview_video_socket)
+ {
+ DEBUG ("Preview socket realized");
+ empathy_tp_call_add_preview_video (window->call,
+ gtk_socket_get_id (GTK_SOCKET (window->preview_video_socket)));
+ }
+ else
+ DEBUG ("Output socket realized");
+}
+
+static void
+call_window_video_button_toggled_cb (GtkWidget *button,
+ EmpathyCallWindow *window)
+{
+ gboolean is_sending;
+ guint status;
+
+ is_sending = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button));
+
+ DEBUG ("Send video toggled - %d", is_sending);
+
+ g_object_get (window->call, "status", &status, NULL);
+ if (status == EMPATHY_TP_CALL_STATUS_ACCEPTED)
+ empathy_tp_call_request_video_stream_direction (window->call, is_sending);
+}
+
+static void
+call_window_hang_up_button_clicked_cb (GtkWidget *widget,
+ EmpathyCallWindow *window)
+{
+ DEBUG ("Call clicked, end call");
+ call_window_finalize (window);
+}
+
+static void
+call_window_output_volume_changed_cb (GtkScaleButton *button,
+ gdouble value,
+ EmpathyCallWindow *window)
+{
+ if (!window->call)
+ return;
+
+ if (value <= 0)
+ empathy_tp_call_mute_output (window->call, TRUE);
+ else
+ {
+ empathy_tp_call_mute_output (window->call, FALSE);
+ empathy_tp_call_set_output_volume (window->call, value * 100);
+ }
+}
+
+static void
+call_window_input_volume_changed_cb (GtkScaleButton *button,
+ gdouble value,
+ EmpathyCallWindow *window)
+{
+ if (!window->call)
+ return;
+
+ if (value <= 0)
+ empathy_tp_call_mute_input (window->call, TRUE);
+ else
+ {
+ empathy_tp_call_mute_input (window->call, FALSE);
+ /* FIXME: Not implemented?
+ empathy_tp_call_set_input_volume (window->call, value * 100);*/
+ }
+}
+
+static gboolean
+call_window_delete_event_cb (GtkWidget *widget,
+ GdkEvent *event,
+ EmpathyCallWindow *window)
+{
+ GtkWidget *dialog;
+ gint result;
+ guint status = EMPATHY_TP_CALL_STATUS_CLOSED;
+
+ DEBUG ("Delete event occurred");
+
+ if (window->call)
+ g_object_get (window->call, "status", &status, NULL);
+
+ if (status == EMPATHY_TP_CALL_STATUS_ACCEPTED)
+ {
+ dialog = gtk_message_dialog_new (GTK_WINDOW (window->window),
+ GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
+ GTK_MESSAGE_WARNING, GTK_BUTTONS_CANCEL, _("End this call?"));
+ gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
+ _("Closing this window will end the call in progress."));
+ gtk_dialog_add_button (GTK_DIALOG (dialog), _("_End Call"), GTK_RESPONSE_OK);
+ gtk_dialog_set_default_response (GTK_DIALOG (dialog), GTK_RESPONSE_OK);
+
+ result = gtk_dialog_run (GTK_DIALOG (dialog));
+ gtk_widget_destroy (dialog);
+
+ if (result != GTK_RESPONSE_OK)
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+static void
+call_window_destroy_cb (GtkWidget *widget,
+ EmpathyCallWindow *window)
+{
+ call_window_finalize (window);
+ g_object_unref (window->output_video_socket);
+ g_object_unref (window->preview_video_socket);
+ g_slice_free (EmpathyCallWindow, window);
+}
+
+static void
+call_window_confirmation_dialog_response_cb (GtkDialog *dialog,
+ gint response,
+ EmpathyCallWindow *window)
+{
+ if (response == GTK_RESPONSE_OK && window->call)
+ empathy_tp_call_accept_incoming_call (window->call);
+ else
+ call_window_finalize (window);
+
+ gtk_widget_destroy (window->confirmation_dialog);
+ window->confirmation_dialog = NULL;
+}
+
+static void
+call_window_show_confirmation_dialog (EmpathyCallWindow *window)
+{
+ EmpathyContact *contact;
+ GtkWidget *button;
+ GtkWidget *image;
+
+ if (window->confirmation_dialog)
+ return;
+
+ g_object_get (window->call, "contact", &contact, NULL);
+
+ window->confirmation_dialog = gtk_message_dialog_new (GTK_WINDOW (window->window),
+ GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
+ GTK_MESSAGE_QUESTION, GTK_BUTTONS_NONE, _("Incoming call"));
+ gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (window->confirmation_dialog),
+ _("%s is calling you, do you want to answer?"),
+ empathy_contact_get_name (contact));
+ gtk_dialog_set_default_response (GTK_DIALOG (window->confirmation_dialog),
+ GTK_RESPONSE_OK);
+
+ button = gtk_dialog_add_button (GTK_DIALOG (window->confirmation_dialog),
+ _("_Reject"), GTK_RESPONSE_CANCEL);
+ image = gtk_image_new_from_icon_name (GTK_STOCK_CANCEL, GTK_ICON_SIZE_BUTTON);
+ gtk_button_set_image (GTK_BUTTON (button), image);
+
+ button = gtk_dialog_add_button (GTK_DIALOG (window->confirmation_dialog),
+ _("_Answer"), GTK_RESPONSE_OK);
+ image = gtk_image_new_from_icon_name (GTK_STOCK_APPLY, GTK_ICON_SIZE_BUTTON);
+ gtk_button_set_image (GTK_BUTTON (button), image);
+
+ g_signal_connect (window->confirmation_dialog, "response",
+ G_CALLBACK (call_window_confirmation_dialog_response_cb),
+ window);
+
+ gtk_widget_show (window->confirmation_dialog);
+ g_object_unref (contact);
+}
+
+static void
+call_window_update (EmpathyCallWindow *window)
+{
+ EmpathyContact *contact;
+ guint stream_state;
+ EmpathyTpCallStream *audio_stream;
+ EmpathyTpCallStream *video_stream;
+ gboolean is_incoming;
+ gchar *title;
+
+ g_object_get (window->call,
+ "status", &window->status,
+ "audio-stream", &audio_stream,
+ "video-stream", &video_stream,
+ "contact", &contact,
+ "is-incoming", &is_incoming,
+ NULL);
+
+ if (video_stream->state > audio_stream->state)
+ stream_state = video_stream->state;
+ else
+ stream_state = audio_stream->state;
+
+ DEBUG ("Status changed - status: %d, stream state: %d, "
+ "is-incoming: %d video-stream direction: %d",
+ window->status, stream_state, is_incoming, video_stream->direction);
+
+ /* Depending on the status we have to set:
+ * - window's title
+ * - status's label
+ * - sensibility of all buttons
+ * */
+ if (window->status == EMPATHY_TP_CALL_STATUS_READYING)
+ {
+ gtk_window_set_title (GTK_WINDOW (window->window), _("Empathy Call"));
+ gtk_label_set_text (GTK_LABEL (window->status_label), _("Readying"));
+ gtk_widget_set_sensitive (window->video_button, FALSE);
+ gtk_widget_set_sensitive (window->output_volume_button, FALSE);
+ gtk_widget_set_sensitive (window->input_volume_button, FALSE);
+ gtk_widget_set_sensitive (window->hang_up_button, FALSE);
+ gtk_widget_set_sensitive (window->keypad_expander, FALSE);
+ }
+ else if (window->status == EMPATHY_TP_CALL_STATUS_PENDING)
+ {
+ title = g_strdup_printf (_("%s - Empathy Call"),
+ empathy_contact_get_name (contact));
+
+ gtk_window_set_title (GTK_WINDOW (window->window), title);
+ gtk_label_set_text (GTK_LABEL (window->status_label), _("Ringing"));
+ gtk_widget_set_sensitive (window->hang_up_button, TRUE);
+ if (is_incoming)
+ call_window_show_confirmation_dialog (window);
+ }
+ else if (window->status == EMPATHY_TP_CALL_STATUS_ACCEPTED)
+ {
+ gboolean receiving_video;
+ gboolean sending_video;
+
+ if (stream_state == TP_MEDIA_STREAM_STATE_DISCONNECTED)
+ gtk_label_set_text (GTK_LABEL (window->status_label), _("Disconnected"));
+ if (stream_state == TP_MEDIA_STREAM_STATE_CONNECTING)
+ gtk_label_set_text (GTK_LABEL (window->status_label), _("Connecting"));
+ else if (stream_state == TP_MEDIA_STREAM_STATE_CONNECTED &&
+ window->timeout_event_id == 0)
+ {
+ /* The call started, launch the timer */
+ g_get_current_time (&(window->start_time));
+ window->timeout_event_id = g_timeout_add_seconds (1,
+ call_window_update_timer, window);
+ call_window_update_timer (window);
+ }
+
+ receiving_video = video_stream->direction & TP_MEDIA_STREAM_DIRECTION_RECEIVE;
+ sending_video = video_stream->direction & TP_MEDIA_STREAM_DIRECTION_SEND;
+ call_window_set_output_video_is_drawing (window, receiving_video);
+ g_signal_handlers_block_by_func (window->video_button,
+ call_window_video_button_toggled_cb, window);
+ gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (window->video_button),
+ sending_video);
+ g_signal_handlers_unblock_by_func (window->video_button,
+ call_window_video_button_toggled_cb, window);
+
+ gtk_widget_set_sensitive (window->video_button, TRUE);
+ gtk_widget_set_sensitive (window->output_volume_button, TRUE);
+ gtk_widget_set_sensitive (window->input_volume_button, TRUE);
+ gtk_widget_set_sensitive (window->hang_up_button, TRUE);
+ gtk_widget_set_sensitive (window->keypad_expander, TRUE);
+ }
+ else if (window->status == EMPATHY_TP_CALL_STATUS_CLOSED)
+ call_window_finalize (window);
+
+ if (contact)
+ g_object_unref (contact);
+}
+
+static gboolean
+call_window_dtmf_button_release_event_cb (GtkWidget *widget,
+ GdkEventButton *event,
+ EmpathyCallWindow *window)
+{
+ empathy_tp_call_stop_tone (window->call);
+ return FALSE;
+}
+
+static gboolean
+call_window_dtmf_button_press_event_cb (GtkWidget *widget,
+ GdkEventButton *event,
+ EmpathyCallWindow *window)
+{
+ TpDTMFEvent dtmf_event;
+
+ dtmf_event = GPOINTER_TO_UINT (g_object_get_data (G_OBJECT (widget), "code"));
+ empathy_tp_call_start_tone (window->call, dtmf_event);
+ return FALSE;
+}
+
+static void
+call_window_dtmf_connect (GladeXML *glade,
+ EmpathyCallWindow *window,
+ const gchar *name,
+ TpDTMFEvent event)
+{
+ GtkWidget *widget;
+
+ widget = glade_xml_get_widget (glade, name);
+ g_object_set_data (G_OBJECT (widget), "code", GUINT_TO_POINTER (event));
+ g_signal_connect (widget, "button-press-event",
+ G_CALLBACK (call_window_dtmf_button_press_event_cb), window);
+ g_signal_connect (widget, "button-release-event",
+ G_CALLBACK (call_window_dtmf_button_release_event_cb), window);
+ /* FIXME: Connect "key-[press/release]-event" to*/
+}
+
+GtkWidget *
+empathy_call_window_new (EmpathyTpCall *call)
+{
+ EmpathyCallWindow *window;
+ GladeXML *glade;
+ gchar *filename;
+ const gchar *icons[] = {"audio-input-microphone", NULL};
+
+ g_return_val_if_fail (EMPATHY_IS_TP_CALL (call), NULL);
+
+ window = g_slice_new0 (EmpathyCallWindow);
+ window->call = g_object_ref (call);
+
+ filename = empathy_file_lookup ("empathy-call-window.glade", "src");
+ glade = empathy_glade_get_file (filename,
+ "window",
+ NULL,
+ "window", &window->window,
+ "main_hbox", &window->main_hbox,
+ "controls_vbox", &window->controls_vbox,
+ "volume_hbox", &window->volume_hbox,
+ "status_label", &window->status_label,
+ "video_button", &window->video_button,
+ "hang_up_button", &window->hang_up_button,
+ "keypad_expander", &window->keypad_expander,
+ NULL);
+ g_free (filename);
+
+ empathy_glade_connect (glade,
+ window,
+ "window", "destroy", call_window_destroy_cb,
+ "window", "delete_event", call_window_delete_event_cb,
+ "hang_up_button", "clicked", call_window_hang_up_button_clicked_cb,
+ "video_button", "toggled", call_window_video_button_toggled_cb,
+ NULL);
+
+ /* Setup DTMF buttons */
+ call_window_dtmf_connect (glade, window, "button_0", TP_DTMF_EVENT_DIGIT_0);
+ call_window_dtmf_connect (glade, window, "button_1", TP_DTMF_EVENT_DIGIT_1);
+ call_window_dtmf_connect (glade, window, "button_2", TP_DTMF_EVENT_DIGIT_2);
+ call_window_dtmf_connect (glade, window, "button_3", TP_DTMF_EVENT_DIGIT_3);
+ call_window_dtmf_connect (glade, window, "button_4", TP_DTMF_EVENT_DIGIT_4);
+ call_window_dtmf_connect (glade, window, "button_5", TP_DTMF_EVENT_DIGIT_5);
+ call_window_dtmf_connect (glade, window, "button_6", TP_DTMF_EVENT_DIGIT_6);
+ call_window_dtmf_connect (glade, window, "button_7", TP_DTMF_EVENT_DIGIT_7);
+ call_window_dtmf_connect (glade, window, "button_8", TP_DTMF_EVENT_DIGIT_8);
+ call_window_dtmf_connect (glade, window, "button_9", TP_DTMF_EVENT_DIGIT_9);
+ call_window_dtmf_connect (glade, window, "button_asterisk", TP_DTMF_EVENT_ASTERISK);
+ call_window_dtmf_connect (glade, window, "button_hash", TP_DTMF_EVENT_HASH);
+
+ g_object_unref (glade);
+
+ /* Output volume button */
+ window->output_volume_button = gtk_volume_button_new ();
+ gtk_scale_button_set_value (GTK_SCALE_BUTTON (window->output_volume_button), 1);
+ gtk_box_pack_start (GTK_BOX (window->volume_hbox),
+ window->output_volume_button, FALSE, FALSE, 0);
+ gtk_widget_show (window->output_volume_button);
+ g_signal_connect (window->output_volume_button, "value-changed",
+ G_CALLBACK (call_window_output_volume_changed_cb), window);
+
+ /* Input volume button */
+ window->input_volume_button = gtk_volume_button_new ();
+ gtk_scale_button_set_icons (GTK_SCALE_BUTTON (window->input_volume_button),
+ icons);
+ gtk_scale_button_set_value (GTK_SCALE_BUTTON (window->input_volume_button), 1);
+ gtk_box_pack_start (GTK_BOX (window->volume_hbox),
+ window->input_volume_button, FALSE, FALSE, 0);
+ gtk_widget_show (window->input_volume_button);
+ g_signal_connect (window->input_volume_button, "value-changed",
+ G_CALLBACK (call_window_input_volume_changed_cb), window);
+
+ /* Output video socket */
+ window->output_video_socket = g_object_ref (gtk_socket_new ());
+ gtk_widget_set_size_request (window->output_video_socket, 400, 300);
+ g_signal_connect (GTK_OBJECT (window->output_video_socket), "realize",
+ G_CALLBACK (call_window_socket_realized_cb), window);
+ gtk_widget_show (window->output_video_socket);
+
+ /* Preview video socket */
+ window->preview_video_socket = g_object_ref (gtk_socket_new ());
+ gtk_widget_set_size_request (window->preview_video_socket, 176, 144);
+ g_signal_connect (GTK_OBJECT (window->preview_video_socket), "realize",
+ G_CALLBACK (call_window_socket_realized_cb), window);
+ gtk_widget_show (window->preview_video_socket);
+
+ /* FIXME: We shouldn't do this if there is no video input */
+ gtk_box_pack_start (GTK_BOX (window->controls_vbox),
+ window->preview_video_socket, FALSE, FALSE, 0);
+ gtk_box_reorder_child (GTK_BOX (window->controls_vbox),
+ window->preview_video_socket, 0);
+
+ g_signal_connect_swapped (G_OBJECT (window->call), "notify",
+ G_CALLBACK (call_window_update),
+ window);
+
+ call_window_update (window);
+ gtk_widget_show (window->window);
+
+ return window->window;
+}
+
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