Add Object.HasProperty()

1 files changed, 10 insertions, 0 deletions

diff --git a/gstreamer-sharp/Object.custom b/gstreamer-sharp/Object.custom
index f02812c..bf71bb6 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;