Fix interface properties in GObject classes

2008-10-17  Jürg Billeter  <j@bitron.ch>

	* vala/valainterface.vala:
	* gobject/valaccodetypesymbolbinding.vala:

	Fix interface properties in GObject classes

svn path=/trunk/; revision=1851

1 files changed, 12 insertions, 0 deletions

diff --git a/vala/valainterface.vala b/vala/valainterface.vala
index 83bc577cf..d5d8017fe 100644
--- a/vala/valainterface.vala
+++ b/vala/valainterface.vala
@@ -533,4 +533,16 @@ public class Vala.Interface : ObjectTypeSymbol {
 	public override CodeBinding? create_code_binding (CodeGenerator codegen) {
 		return codegen.create_interface_binding (this);
 	}
+
+	public override string? get_param_spec_function () {
+		foreach (DataType prerequisite in prerequisites) {
+			var prereq = prerequisite as ObjectType;
+			var cl = prereq.type_symbol as Class;
+			if (cl != null) {
+				return cl.get_param_spec_function ();
+			}
+		}
+
+		return null;
+	}
 }