[empathy] Show typing icon against composing members of a MUC

[Chandni Verma <vchandni src gnome org>]

commit b7bfb4d892c8dfc59c2a017d1227c9cc5ca16549
Author: Chandni Verma <chandniverma2112 gmail com>
Date:   Tue Jul 30 23:51:38 2013 +0530

    Show typing icon against composing members of a MUC
    
    https://bugzilla.gnome.org/show_bug.cgi?id=703487

 libempathy-gtk/empathy-individual-store-channel.c |   67 +++++++++++++++++++++
 1 files changed, 67 insertions(+), 0 deletions(-)
---
diff --git a/libempathy-gtk/empathy-individual-store-channel.c 
b/libempathy-gtk/empathy-individual-store-channel.c
index 16134a6..a1a1161 100644
--- a/libempathy-gtk/empathy-individual-store-channel.c
+++ b/libempathy-gtk/empathy-individual-store-channel.c
@@ -27,6 +27,8 @@
 #include "empathy-individual-store-channel.h"
 
 #include "empathy-utils.h"
+#include "empathy-ui-utils.h"
+#include "empathy-images.h"
 
 #define DEBUG_FLAG EMPATHY_DEBUG_CONTACT
 #include "empathy-debug.h"
@@ -124,6 +126,67 @@ group_contacts_changed_cb (TpChannel *channel,
 }
 
 static void
+individual_store_channel_contact_chat_state_changed (TpTextChannel *channel,
+    TpContact *tp_contact,
+    TpChannelChatState state,
+    EmpathyIndividualStoreChannel *self)
+{
+  FolksIndividual *individual;
+  EmpathyContact *contact = NULL;
+  GList *iters, *l;
+  GdkPixbuf *pixbuf;
+
+  contact = empathy_contact_dup_from_tp_contact (tp_contact);
+  if (empathy_contact_is_user (contact))
+    {
+      /* We don't care about our own chat composing states */
+      goto finally;
+    }
+
+  DEBUG ("Contact %s entered chat state %d",
+      tp_contact_get_identifier (tp_contact), state);
+
+  individual = g_hash_table_lookup (self->priv->individuals, tp_contact);
+  if (individual == NULL)
+    {
+      g_warning ("individual is NULL");
+      goto finally;
+    }
+
+  iters = empathy_individual_store_find_contact (
+      EMPATHY_INDIVIDUAL_STORE (self), individual);
+
+  if (state == TP_CHANNEL_CHAT_STATE_COMPOSING)
+    {
+      gchar *icon_filename =
+          empathy_filename_from_icon_name (EMPATHY_IMAGE_TYPING,
+            GTK_ICON_SIZE_MENU);
+
+      pixbuf = gdk_pixbuf_new_from_file (icon_filename, NULL);
+      g_free (icon_filename);
+    }
+  else
+    {
+       pixbuf = empathy_individual_store_get_individual_status_icon (
+           EMPATHY_INDIVIDUAL_STORE (self), individual);
+    }
+
+  for (l = iters; l != NULL; l = l->next)
+    {
+      gtk_tree_store_set (GTK_TREE_STORE (self), l->data,
+          EMPATHY_INDIVIDUAL_STORE_COL_ICON_STATUS, pixbuf,
+          -1);
+    }
+  /* Store takes it's own ref */
+  g_object_unref (pixbuf);
+
+  empathy_individual_store_free_iters (iters);
+
+  finally:
+    g_object_unref (contact);
+}
+
+static void
 individual_store_channel_set_individual_channel (
     EmpathyIndividualStoreChannel *self,
     TpChannel *channel)
@@ -143,6 +206,10 @@ individual_store_channel_set_individual_channel (
 
   tp_g_signal_connect_object (channel, "group-contacts-changed",
       G_CALLBACK (group_contacts_changed_cb), self, 0);
+
+  tp_g_signal_connect_object (channel, "contact-chat-state-changed",
+      G_CALLBACK (individual_store_channel_contact_chat_state_changed),
+      self, 0);
 }
 
 static void