From ee02c5c89132db72e5cd987cd443cd09202b6f5b Mon Sep 17 00:00:00 2001
From: Emilio Pozuelo Monfort <emilio.pozuelo@collabora.co.uk>
Date: Wed, 7 Sep 2011 15:54:29 +0100
Subject: Let the existing call window know about new incoming calls

https://bugzilla.gnome.org/show_bug.cgi?id=580794
---
 src/empathy-call-window.c | 62 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)

(limited to 'src/empathy-call-window.c')

diff --git a/src/empathy-call-window.c b/src/empathy-call-window.c
index af06b6251..81bee0596 100644
--- a/src/empathy-call-window.c
+++ b/src/empathy-call-window.c
@@ -43,6 +43,7 @@
 #include <libempathy/empathy-camera-monitor.h>
 #include <libempathy/empathy-gsettings.h>
 #include <libempathy/empathy-tp-contact-factory.h>
+#include <libempathy/empathy-request-util.h>
 #include <libempathy/empathy-utils.h>
 
 #include <libempathy-gtk/empathy-avatar-image.h>
@@ -103,6 +104,7 @@ enum {
 };
 
 typedef enum {
+  RINGING,
   CONNECTING,
   CONNECTED,
   HELD,
@@ -184,6 +186,12 @@ struct _EmpathyCallWindowPriv
      easilly repack everything when toggling fullscreen */
   GtkWidget *content_hbox;
 
+  /* These are used to accept or reject an incoming call when the status
+     is RINGING. */
+  TpyCallChannel *pending_channel;
+  TpChannelDispatchOperation *pending_cdo;
+  TpAddDispatchOperationContext *pending_context;
+
   gulong video_output_motion_handler_id;
   guint bus_message_source_id;
 
@@ -1359,6 +1367,60 @@ empathy_call_window_stage_allocation_changed_cb (ClutterActor *stage,
       FLOATING_TOOLBAR_SPACING - FLOATING_TOOLBAR_HEIGHT);
 }
 
+static void
+empathy_call_window_set_state_ringing (EmpathyCallWindow *self)
+{
+  g_assert (self->priv->call_state != CONNECTED);
+
+  empathy_call_window_status_message (self, _("Incoming call"));
+  self->priv->call_state = RINGING;
+}
+
+static void
+empathy_call_window_stop_ringing (EmpathyCallWindow *self)
+{
+  empathy_call_window_status_message (self, _("Disconnected"));
+  self->priv->call_state = DISCONNECTED;
+}
+
+static void
+empathy_call_window_incoming_channel_invalidated_cb (TpProxy *channel,
+    guint domain,
+    gint code,
+    gchar *message,
+    EmpathyCallWindow *self)
+{
+  tp_channel_dispatch_operation_destroy_channels_async (
+      self->priv->pending_cdo, NULL, NULL);
+  empathy_call_window_stop_ringing (self);
+
+  tp_clear_object (&self->priv->pending_cdo);
+  tp_clear_object (&self->priv->pending_channel);
+  tp_clear_object (&self->priv->pending_context);
+}
+
+void
+empathy_call_window_start_ringing (EmpathyCallWindow *self,
+    TpyCallChannel *channel,
+    TpChannelDispatchOperation *dispatch_operation,
+    TpAddDispatchOperationContext *context)
+{
+  g_assert (self->priv->pending_channel == NULL);
+  g_assert (self->priv->pending_context == NULL);
+  g_assert (self->priv->pending_cdo == NULL);
+
+  /* Start ringing and delay until the user answers or hangs. */
+  self->priv->pending_channel = g_object_ref (channel);
+  self->priv->pending_context = g_object_ref (context);
+  self->priv->pending_cdo = g_object_ref (dispatch_operation);
+
+  g_signal_connect (self->priv->pending_channel, "invalidated",
+      G_CALLBACK (empathy_call_window_incoming_channel_invalidated_cb), self);
+
+  empathy_call_window_set_state_ringing (self);
+  tp_add_dispatch_operation_context_accept (context);
+}
+
 static void
 empathy_call_window_init (EmpathyCallWindow *self)
 {
-- 
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