private static bool LookupInternal(Kind declaring_kind, string name, Type property_type, bool create, out DependencyProperty property)
{
IntPtr handle;
if (name == null)
{
throw new ArgumentNullException("name");
}
if (create && property_type == null)
{
throw new ArgumentNullException("property_type");
}
if (declaring_kind == Kind.INVALID)
{
throw new ArgumentOutOfRangeException("declaring_kind");
}
if (property_type != null)
{
Deployment.Current.Types.Find(property_type);
}
handle = NativeMethods.dependency_property_get_dependency_property_full(declaring_kind, name, true);
if (handle == IntPtr.Zero)
{
property = null;
return(false);
}
if (properties.TryGetValue(handle, out property))
{
return(true);
}
if (create)
{
property = new CoreDependencyProperty(handle, name, property_type, Deployment.Current.Types.KindToType(declaring_kind));
}
return(property != null);
}
private static bool LookupInternal(Kind declaring_kind, string name, Type property_type, bool create, out DependencyProperty property)
{
IntPtr handle;
if (name == null)
throw new ArgumentNullException ("name");
if (create && property_type == null)
throw new ArgumentNullException ("property_type");
if (declaring_kind == Kind.INVALID)
throw new ArgumentOutOfRangeException ("declaring_kind");
if (property_type != null)
Deployment.Current.Types.Find (property_type);
handle = NativeMethods.dependency_property_get_dependency_property_full (declaring_kind, name, true);
if (handle == IntPtr.Zero) {
property = null;
return false;
}
if (properties.TryGetValue (handle, out property))
return true;
if (create) {
property = new CoreDependencyProperty (handle, name, property_type, Deployment.Current.Types.KindToType (declaring_kind));
}
return property != null;
}
