public MarkdownService()
{
_ctx = new JSContext(_vm);
var script = System.IO.File.ReadAllText("WebResources/marked.js", System.Text.Encoding.UTF8);
_ctx.EvaluateScript(script);
_val = _ctx[new NSString("marked")];
}
public JSFunction (JSContext context, string name, JSFunctionHandler handler) : base (context, IntPtr.Zero)
{
this.handler = handler;
var native_name = JSString.New (name);
Raw = JSObjectMakeFunctionWithCallback (context.Raw, native_name,
native_callback = new JSObject.CallAsFunctionCallback (JSCallback));
native_name.Release ();
}
private IntPtr JSCallback (IntPtr ctx, IntPtr function, IntPtr thisObject,
IntPtr argumentCount, IntPtr arguments, ref IntPtr exception)
{
var context = new JSContext (ctx);
return handler == null
? JSValue.NewUndefined (context).Raw
: handler (this, new JSObject (context, thisObject),
JSValue.MarshalArray (ctx, arguments, argumentCount)).Raw;
}
public MarkdownService()
{
var scriptPath = System.IO.Path.Combine(NSBundle.MainBundle.BundlePath, "WebResources", "marked.js");
var scriptContents = System.IO.File.ReadAllText(scriptPath);
_ctx = new JSContext(_vm);
_ctx.EvaluateScript(scriptContents);
_val = _ctx[new NSString("marked")];
}
public void DidCreateJavascriptContext(WebView view, JSContext context, WebFrame frame)
{
jsContext = context;
jsContext.ExceptionHandler = (JSContext contextException, JSValue exception) => {
Console.WriteLine("JavaScript Exception: {0}", exception);
};
nativeBridge = new MyNativeBridge(jsContext);
jsContext[(NSString)"nativeBridge"] = JSValue.From(nativeBridge, jsContext);
}
public string ConvertMarkdown(string c)
{
if (string.IsNullOrEmpty(c))
return string.Empty;
using (var vm = new JSVirtualMachine())
{
var ctx = new JSContext(vm);
var script = System.IO.File.ReadAllText("Markdown/marked.js", System.Text.Encoding.UTF8);
ctx.EvaluateScript(script);
var val = ctx[new NSString("marked")];
return val.Call(JSValue.From(c, ctx)).ToString();
}
}
public JSError (JSContext context, string name, string message) : base (context, IntPtr.Zero)
{
var exception = IntPtr.Zero;
Raw = JSObjectMakeError (context.Raw, IntPtr.Zero, IntPtr.Zero, ref exception);
JSException.Proxy (context, exception);
if (name != null) {
SetProperty ("name", new JSValue (context, name));
}
if (message != null) {
SetProperty ("message", new JSValue (context, message));
}
}
private IntPtr JSCallback (IntPtr ctx, IntPtr function, IntPtr thisObject,
IntPtr argumentCount, IntPtr arguments, ref IntPtr exception)
{
var context = new JSContext (ctx);
if (handler == null) {
return JSValue.NewUndefined (context).Raw;
}
var args = new JSValue[argumentCount.ToInt32 ()];
for (int i = 0; i < args.Length; i++) {
args[i] = new JSValue (context, Marshal.ReadIntPtr (arguments, i * IntPtr.Size));
}
return handler (this, new JSObject (context, thisObject), args).Raw;
}
internal JSException (JSContext context, IntPtr exception)
: this (context, "JSON: " + new JSValue (context, exception).ToJsonString ())
{
}
public static JSValue NewUndefined(JSContext ctx)
{
return(new JSValue(ctx, JSValueMakeUndefined(ctx.Raw)));
}
public JSValue (JSContext ctx, double value) : this (ctx, JSValueMakeNumber (ctx.Raw, value)) { }
public JSValue (JSContext ctx, bool value) : this (ctx, JSValueMakeBoolean (ctx.Raw, value)) { }
public JSValue (IntPtr context, IntPtr raw)
{
Raw = raw;
Context = new JSContext (context);
}
public static JSValue FromJson (JSContext ctx, string json)
{
var json_native = JSString.New (json);
try {
return FromJson (ctx, json_native);
} finally {
json_native.Release ();
}
}
public MyNativeBridge(JSContext newContext)
: base()
{
jsContext = newContext;
}
public JSObject (JSContext context, JSClass jsClass)
: base (context, JSObjectMake (context.Raw,
jsClass == null ? IntPtr.Zero : jsClass.Raw, IntPtr.Zero))
{
}
public JSObject (JSContext context) :
base (context, JSObjectMake (context.Raw, IntPtr.Zero, IntPtr.Zero))
{
}
public JSObject (JSContext context, IntPtr raw) : base (context, raw)
{
}
public JSValue(JSContext ctx, ulong value) : this(ctx, JSValueMakeNumber(ctx.Raw, (double)value))
{
}
public JSValue(JSContext ctx, bool value) : this(ctx, JSValueMakeBoolean(ctx.Raw, value))
{
}
public JSValue(JSContext context, IntPtr raw)
{
Raw = raw;
Context = context;
}
public JSValue(JSContext ctx, double value) : this(ctx, JSValueMakeNumber(ctx.Raw, value))
{
}
public JSValue(IntPtr context, IntPtr raw)
{
Raw = raw;
Context = new JSContext(context);
}
public static JSValue NewNull(JSContext ctx)
{
return(new JSValue(ctx, JSValueMakeNull(ctx.Raw)));
}
public JSValue (IntPtr raw)
{
Raw = raw;
Context = null;
}
public JSErrorException(JSContext context, string name, string message)
{
Error = new JSError (context, name, message);
}
public JSValue (JSContext context, IntPtr raw)
{
Raw = raw;
Context = context;
}
private IntPtr JSGetProperty (IntPtr ctx, IntPtr obj, JSString propertyName, ref IntPtr exception)
{
var context = new JSContext (ctx);
return (OnJSGetProperty (new JSObject (context, obj),
propertyName.Value) ?? JSValue.NewNull (context)).Raw;
}
public JSValue (JSContext ctx, float value) : this (ctx, JSValueMakeNumber (ctx.Raw, (double)value)) { }
private bool JSSetProperty (IntPtr ctx, IntPtr obj, JSString propertyName,
IntPtr value, ref IntPtr exception)
{
var context = new JSContext (ctx);
return OnJSSetProperty (new JSObject (context, obj), propertyName.Value, new JSValue (context, value));
}
public JSValue (JSContext ctx, string value) : this (ctx, JSValueMakeString (ctx.Raw, JSString.New (value))) { }
public JSErrorException(JSContext context, string name, string message)
{
Error = new JSError(context, name, message);
}
public JSValue(JSContext ctx, string value) : this(ctx, JSValueMakeString(ctx.Raw, JSString.New(value)))
{
}
public static JSValue NewUndefined (JSContext ctx)
{
return new JSValue (ctx, JSValueMakeUndefined (ctx.Raw));
}
internal JSException (JSContext context, string message)
: base (message)
{
Context = context;
}
public static JSValue NewNull (JSContext ctx)
{
return new JSValue (ctx, JSValueMakeNull (ctx.Raw));
}
internal static void Proxy (JSContext ctx, IntPtr exception)
{
if (!exception.Equals (IntPtr.Zero)) {
throw new JSException (ctx, exception);
}
}
public static JSValue FromJson (JSContext ctx, JSString json)
{
var obj = JSValueMakeFromJSONString (ctx.Raw, json);
if (obj.Equals (IntPtr.Zero)) {
throw new JSException (ctx, "Invalid JSON");
}
return new JSValue (ctx, obj);
}
public void webView(WebView webView) didCreateJavaScriptContext(JSContext context) forFrame(WebFrame frame) {
public JSValue(IntPtr raw)
{
Raw = raw;
Context = null;
}
