// always static
protected static void duk_add_const(IntPtr ctx, string name, string v, int idx)
{
idx = DuktapeDLL.duk_normalize_index(ctx, idx);
DuktapeDLL.duk_push_string(ctx, name);
DuktapeDLL.duk_push_string(ctx, v);
DuktapeDLL.duk_def_prop(ctx, idx, DuktapeDLL.DUK_DEFPROP_SET_ENUMERABLE
| DuktapeDLL.DUK_DEFPROP_CLEAR_CONFIGURABLE
| DuktapeDLL.DUK_DEFPROP_HAVE_VALUE
| DuktapeDLL.DUK_DEFPROP_CLEAR_WRITABLE);
}
protected static void duk_add_property(IntPtr ctx, string name, DuktapeDLL.duk_c_function getter, DuktapeDLL.duk_c_function setter, int idx)
{
// [ctor, prototype]
idx = DuktapeDLL.duk_normalize_index(ctx, idx);
var flags = 0U;
DuktapeDLL.duk_push_string(ctx, name);
if (getter != null)
{
flags |= DuktapeDLL.DUK_DEFPROP_HAVE_GETTER;
DuktapeDLL.duk_push_c_function(ctx, getter, 0);
}
if (setter != null)
{
flags |= DuktapeDLL.DUK_DEFPROP_HAVE_SETTER;
DuktapeDLL.duk_push_c_function(ctx, setter, 1);
}
// [ctor, prototype, name, ?getter, ?setter]
DuktapeDLL.duk_def_prop(ctx, idx, flags
| DuktapeDLL.DUK_DEFPROP_SET_ENUMERABLE
| DuktapeDLL.DUK_DEFPROP_CLEAR_CONFIGURABLE);
}
protected static void duk_add_event_instanced(IntPtr ctx, string name, DuktapeDLL.duk_c_function add_op, DuktapeDLL.duk_c_function remove_op, int idx)
{
idx = DuktapeDLL.duk_normalize_index(ctx, idx);
int refid;
DuktapeDLL.duk_unity_get_refid(ctx, idx, out refid); // 直接在 event object 上复制主对象的引用id
DuktapeDLL.duk_push_object(ctx); // [evtobj]
DuktapeDLL.duk_unity_set_refid(ctx, -1, refid);
DuktapeDLL.duk_push_string(ctx, name); // [evtobj, name]
DuktapeDLL.duk_dup(ctx, -2); // [evtobj, name, evtobj]
DuktapeDLL.duk_push_c_function(ctx, add_op, 1);
DuktapeDLL.duk_put_prop_string(ctx, -2, "on");
DuktapeDLL.duk_push_c_function(ctx, remove_op, 1);
DuktapeDLL.duk_put_prop_string(ctx, -2, "off");
// [evtobj, name, evtobj]
DuktapeDLL.duk_def_prop(ctx, idx, DuktapeDLL.DUK_DEFPROP_HAVE_VALUE
| DuktapeDLL.DUK_DEFPROP_SET_ENUMERABLE
| DuktapeDLL.DUK_DEFPROP_CLEAR_CONFIGURABLE);
// [evtobj]
}
