public static IJsScriptExecutor Create(ScriptExecutionContext ctx)
{
var jsEngine = new JintJsEngine(ctx.Window);
jsEngine.Execute("var window = this");
jsEngine.Execute("var self = window");
foreach (var type in ctx.Settings.GlobalTypes)
{
var name = type.GetCustomAttribute <JsNameAttribute>()?.Name ?? type.Name;
jsEngine.AddGlobalType(type, name);
}
return(jsEngine);
}
private void CreateEngine(IWindowEx window, Func <Func <Stream, object>, XmlHttpRequest> createXmlHttpRequest)
{
_jsEngine = new JintJsEngine(window);
_jsEngine.Execute("var window = this");
_jsEngine.Execute("var self = window");
_jsEngine.Execute("function Image(w, h) { var img = document.createElement('img'); img.width = w || 0; img.height = h||0; return img;}");
foreach (var type in ScriptingSettings.Default.GlobalTypes)
{
_jsEngine.AddGlobalType(type);
}
_jsEngine.AddGlobalType <Event>(new [] { typeof(string), typeof(EventInitOptions) },
args => new Event(window.Document, args[0]?.ToString(), args.Length > 1 ? (EventInitOptions)args[1] : null));
Func <Stream, object> parseJsonFn = s => _jsEngine.ParseJson(s.ReadToEnd());
_jsEngine.AddGlobalType("XMLHttpRequest", x => createXmlHttpRequest(parseJsonFn));
}
