[folks] eds: Mark read-only address books as non-addable-to and non-removable-from

[Philip Withnall <pwithnall src gnome org>]

commit 6bf6d1391ef180e6129dbade8c781e7048c3e405
Author: Philip Withnall <philip tecnocode co uk>
Date:   Wed Jul 13 23:04:45 2011 +0100

    eds: Mark read-only address books as non-addable-to and non-removable-from

 backends/eds/lib/edsf-persona-store.vala |   38 +++++++++++++++++++++++++++--
 1 files changed, 35 insertions(+), 3 deletions(-)
---
diff --git a/backends/eds/lib/edsf-persona-store.vala b/backends/eds/lib/edsf-persona-store.vala
index a334e96..413cc1e 100644
--- a/backends/eds/lib/edsf-persona-store.vala
+++ b/backends/eds/lib/edsf-persona-store.vala
@@ -52,6 +52,13 @@ public class Edsf.PersonaStore : Folks.PersonaStore
    */
   public override string type_id { get { return BACKEND_NAME; } }
 
+  private void _address_book_notify_read_only_cb (Object address_book,
+      ParamSpec pspec)
+    {
+      this.notify_property ("can-add-personas");
+      this.notify_property ("can-remove-personas");
+    }
+
   /**
    * Whether this PersonaStore can add { link Folks.Persona}s.
    *
@@ -61,7 +68,15 @@ public class Edsf.PersonaStore : Folks.PersonaStore
    */
   public override MaybeBool can_add_personas
     {
-      get { return MaybeBool.TRUE; }
+      get
+        {
+          if (this._addressbook == null)
+            {
+              return MaybeBool.FALSE;
+            }
+
+          return this._addressbook.readonly ? MaybeBool.FALSE : MaybeBool.TRUE;
+        }
     }
 
   /**
@@ -97,7 +112,15 @@ public class Edsf.PersonaStore : Folks.PersonaStore
    */
   public override MaybeBool can_remove_personas
     {
-      get { return MaybeBool.TRUE; }
+      get
+        {
+          if (this._addressbook == null)
+            {
+              return MaybeBool.FALSE;
+            }
+
+          return this._addressbook.readonly ? MaybeBool.FALSE : MaybeBool.TRUE;
+        }
     }
 
   /**
@@ -161,7 +184,13 @@ public class Edsf.PersonaStore : Folks.PersonaStore
               this._ebookview = null;
             }
 
-          this._addressbook = null;
+          if (this._addressbook != null)
+            {
+              this._addressbook.notify["readonly"].disconnect (
+                  this._address_book_notify_read_only_cb);
+
+              this._addressbook = null;
+            }
         }
       catch (GLib.Error e)
         {
@@ -362,6 +391,9 @@ public class Edsf.PersonaStore : Folks.PersonaStore
                   "Couldn't get BookClient: %s\n", e1.message);
             }
 
+          this._addressbook.notify["readonly"].connect (
+              this._address_book_notify_read_only_cb);
+
           try
             {
               yield this._addressbook.open (true, null);