public override object ChangeType(object value, Type type, CultureInfo culture)
{
object ret;
if (!ScriptObjectHelper.TryChangeType(value, type, culture, out ret))
{
throw new InvalidOperationException(string.Format("Can't change type from {0} to {1}", value.GetType().FullName, type.FullName));
}
return(ret);
}
public static object FromValue(Value v)
{
// When the target type is a number or equivalent, SL converts ints
// to doubles to wash out
// browser differences. (Safari apparently always returns doubles, FF
// ints and doubles, depending on the value).
// See: http://msdn.microsoft.com/en-us/library/cc645079(VS.95).aspx
switch (v.Kind)
{
case Kind.BOOL:
return(v.u.i32 != 0);
case Kind.INT32:
return((double)v.u.i32);
case Kind.DOUBLE:
return(v.u.d);
case Kind.STRING:
return(Marshal.PtrToStringAnsi(v.u.p));
case Kind.NPOBJ:
if (v.IsNull)
{
return(null);
}
ScriptObject reference = ScriptObject.LookupScriptObject(v.u.p);
if (reference != null)
{
return(reference);
}
if (isChrome)
{
if (NativeMethods.html_object_has_property(PluginHost.Handle, v.u.p, "_internal_moonlight_marker"))
{
Value val;
NativeMethods.html_object_get_property(PluginHost.Handle, v.u.p, "_internal_moonlight_marker", out val);
reference = ScriptObject.LookupScriptObject(new IntPtr((int)val.u.d));
if (reference != null)
{
Mono.Value [] vargs = new Mono.Value [2];
vargs[0] = v;
ToValue(ref vargs[1], reference);
Mono.Value res;
if (NativeMethods.html_object_invoke_self(PluginHost.Handle, comparer.Handle, vargs, 2, out res))
{
return(reference);
}
}
}
}
if (NativeMethods.html_object_has_property(PluginHost.Handle, v.u.p, "nodeType"))
{
Value val;
NativeMethods.html_object_get_property(PluginHost.Handle, v.u.p, "nodeType", out val);
double r = (double)ScriptObjectHelper.FromValue(val);
val.Dispose();
if (isChrome)
{
ScriptObject.SetPropertyInternal(v.u.p, "_internal_moonlight_marker", (double)v.u.p);
}
if (r == (double)HtmlElement.NodeType.Document)
{
return(new HtmlDocument(v.u.p));
}
else if (r == (double)HtmlElement.NodeType.Element ||
r == (double)HtmlElement.NodeType.Comment ||
r == (double)HtmlElement.NodeType.Text)
{
return(new HtmlElement(v.u.p));
}
}
else if (NativeMethods.html_object_has_property(PluginHost.Handle, v.u.p, "location"))
{
if (isChrome)
{
ScriptObject.SetPropertyInternal(v.u.p, "_internal_moonlight_marker", (double)v.u.p);
}
return(new HtmlWindow(v.u.p));
}
else if (NativeMethods.html_object_has_property(PluginHost.Handle, v.u.p, "length") &&
NativeMethods.html_object_has_method(PluginHost.Handle, v.u.p, "item"))
{
return(new ScriptObjectCollection(v.u.p));
}
return(new ScriptObject(v.u.p));
default:
Console.WriteLine("unsupported Kind.{0}", v.Kind);
throw new NotSupportedException();
}
}
