[empathy: 77/148] Handle construction errors

[Cosimo Cecchi <cosimoc src gnome org>]

commit 0a96c62150fe235167c291ead9a4f180fd80109e
Author: Cosimo Cecchi <cosimo cecchi collabora co uk>
Date:   Fri May 15 00:46:26 2009 +0200

    Handle construction errors
    
    Handle errors that may arise when constructing the handler from the
    factory.
---
 libempathy/empathy-ft-factory.c |   25 ++++++-------------------
 libempathy/empathy-ft-handler.c |    9 +++++++++
 src/empathy.c                   |   14 ++++++++++++--
 3 files changed, 27 insertions(+), 21 deletions(-)

diff --git a/libempathy/empathy-ft-factory.c b/libempathy/empathy-ft-factory.c
index e294eba..97fe602 100644
--- a/libempathy/empathy-ft-factory.c
+++ b/libempathy/empathy-ft-factory.c
@@ -73,17 +73,16 @@ empathy_ft_factory_class_init (EmpathyFTFactoryClass *klass)
       G_TYPE_FROM_CLASS (klass),
       G_SIGNAL_RUN_LAST, 0,
       NULL, NULL,
-      _empathy_marshal_VOID__OBJECT_BOOLEAN,
-      G_TYPE_NONE,
-      2, EMPATHY_TYPE_FT_HANDLER, G_TYPE_BOOLEAN);
+      _empathy_marshal_VOID__OBJECT_POINTER,
+      G_TYPE_NONE, 2, EMPATHY_TYPE_FT_HANDLER, G_TYPE_POINTER);
 
   signals[NEW_INCOMING_TRANSFER] =
     g_signal_new ("new-incoming-transfer",
       G_TYPE_FROM_CLASS (klass),
       G_SIGNAL_RUN_LAST, 0,
       NULL, NULL,
-      g_cclosure_marshal_VOID__OBJECT,
-      G_TYPE_NONE, 1, EMPATHY_TYPE_FT_HANDLER);
+      _empathy_marshal_VOID__OBJECT_POINTER,
+      G_TYPE_NONE, 2, EMPATHY_TYPE_FT_HANDLER, G_TYPE_POINTER);
 }
 
 static void
@@ -99,13 +98,7 @@ ft_handler_outgoing_ready_cb (EmpathyFTHandler *handler,
 {
   EmpathyFTFactory *factory = user_data;
 
-  if (error != NULL)
-    {
-      /* TODO: error handling */
-      return;
-    }
-
-  g_signal_emit (factory, signals[NEW_FT_HANDLER], 0, handler, TRUE);
+  g_signal_emit (factory, signals[NEW_FT_HANDLER], 0, handler, error);
 }
 
 static void
@@ -115,13 +108,7 @@ ft_handler_incoming_ready_cb (EmpathyFTHandler *handler,
 {
   EmpathyFTFactory *factory = user_data;
 
-  if (error != NULL)
-    {
-      /* TODO: error handling */      
-      return;
-    }
-
-  g_signal_emit (factory, signals[NEW_INCOMING_TRANSFER], 0, handler);
+  g_signal_emit (factory, signals[NEW_INCOMING_TRANSFER], 0, handler, error);
 }
 
 /* public methods */
diff --git a/libempathy/empathy-ft-handler.c b/libempathy/empathy-ft-handler.c
index b139fa7..1f6fd86 100644
--- a/libempathy/empathy-ft-handler.c
+++ b/libempathy/empathy-ft-handler.c
@@ -913,6 +913,9 @@ out:
     }
   else
     {
+      if (!g_cancellable_is_cancelled (priv->cancellable))
+        g_cancellable_cancel (priv->cancellable);
+
       cb_data->callback (NULL, error, cb_data->user_data);
       g_error_free (error);
       g_object_unref (cb_data->handler);
@@ -934,6 +937,9 @@ contact_factory_contact_cb (EmpathyTpContactFactory *factory,
 
   if (error != NULL)
     {
+      if (!g_cancellable_is_cancelled (priv->cancellable))
+        g_cancellable_cancel (priv->cancellable);
+
       cb_data->callback (NULL, (GError *) error, cb_data->user_data);
       g_object_unref (handler);
       return;
@@ -959,6 +965,9 @@ channel_get_all_properties_cb (TpProxy *proxy,
 
   if (error != NULL)
     {
+      if (!g_cancellable_is_cancelled (priv->cancellable))
+        g_cancellable_cancel (priv->cancellable);
+
       cb_data->callback (NULL, (GError *) error, cb_data->user_data);
       g_object_unref (handler);
       return;
diff --git a/src/empathy.c b/src/empathy.c
index ffdb979..3bed5ce 100644
--- a/src/empathy.c
+++ b/src/empathy.c
@@ -407,17 +407,27 @@ show_version_cb (const char *option_name,
 static void
 new_incoming_transfer_cb (EmpathyFTFactory *factory,
 			  EmpathyFTHandler *handler,
+                          GError *error,
 			  gpointer user_data)
 {
-	empathy_receive_file_with_file_chooser (handler);
+	if (error) {
+		empathy_ft_manager_display_error (handler, error);
+	} else {
+		empathy_receive_file_with_file_chooser (handler);
+	}
 }
 
 static void
 new_ft_handler_cb (EmpathyFTFactory *factory,
 		   EmpathyFTHandler *handler,
+                   GError *error,
 		   gpointer user_data)
 {
-	empathy_ft_manager_add_handler (handler);
+	if (error) {
+		empathy_ft_manager_display_error (handler, error);
+	} else {
+		empathy_ft_manager_add_handler (handler);
+	}
 
 	g_object_unref (handler);
 }