From f37850249db6304c4df1c088f351a6ceac6a8691 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sebastian=20Dr=C3=B6ge?= <sebastian.droege@collabora.co.uk>
Date: Sat, 3 Oct 2009 10:14:03 +0200
Subject: [PATCH] Add Object.HasProperty()

---
 gstreamer-sharp/Object.custom | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/gstreamer-sharp/Object.custom b/gstreamer-sharp/Object.custom
index f02812c215..bf71bb6579 100644
--- a/gstreamer-sharp/Object.custom
+++ b/gstreamer-sharp/Object.custom
@@ -31,6 +31,16 @@ public PropertyInfo GetPropertyInfo (string property) {
   return new PropertyInfo (pspec);
 }
 
+public bool HasProperty (string property) {
+  IntPtr klass = Marshal.ReadIntPtr (Handle);
+
+  IntPtr native_property = Gst.GLib.Marshaller.StringToPtrGStrdup (property);
+  IntPtr pspec = g_object_class_find_property (klass, native_property);
+  Gst.GLib.Marshaller.Free (native_property);
+
+  return pspec != IntPtr.Zero;
+}
+
 public PropertyInfo[] Properties {
   get {
     uint n_properties;