public override void Dispose()
{
if (_disposedFlag.Set())
{
lock (_executionSynchronizer)
{
if (_jsContext != null)
{
_jsContext.Dispose();
_jsContext = null;
}
if (_jsEngine != null)
{
_jsEngine.Dispose();
_jsEngine = null;
}
if (_hostItems != null)
{
_hostItems.Clear();
}
}
}
}
internal JsContext(int id, JsEngine engine, IntPtr engineHandle, Action<int> notifyDispose)
{
_id = id;
_engine = engine;
_notifyDispose = notifyDispose;
_keepalives = new KeepAliveDictionaryStore();
_context = jscontext_new(id, engineHandle);
_convert = new JsConvert(this);
}
public JsObject(JsEngine engine, IntPtr ptr)
{
if (engine == null)
throw new ArgumentNullException("engine");
if (ptr == IntPtr.Zero)
throw new ArgumentException("can't wrap an empty object (ptr is Zero)", "ptr");
_engine = engine;
_handle = ptr;
}
public static void Main(string[] args)
{
using (JsEngine js = new JsEngine()) {
for (int i=0 ; i < 10 ; i++) {
js.SetVariable("a", new Simple { N = i, S = (i*10).ToString() });
Console.WriteLine(js.Execute("a.N+' '+a.S"));
}
Console.WriteLine(js.Execute("a.N+' '+a.X"));
}
}
internal JsScript(int id, JsEngine engine, IntPtr engineHandle, JsConvert convert, string code, string name, Action<int> notifyDispose)
{
_id = id;
_engine = engine;
_notifyDispose = notifyDispose;
_script = jsscript_new(engineHandle);
JsValue v = jsscript_compile(_script, code, name);
object res = convert.FromJsValue(v);
Exception e = res as JsException;
if (e != null) {
throw e;
}
}
/// <summary>
/// Constructs an instance of adapter for the Vroom JS engine
/// (cross-platform bridge to the V8 JS engine)
/// </summary>
/// <param name="settings">Settings of the Vroom JS engine</param>
public EFFCVroomJsEngine(EFFCVroomSettings settings)
{
EFFCVroomSettings vroomSettings = settings ?? new EFFCVroomSettings();
try
{
_jsEngine = new OriginalJsEngine(vroomSettings.MaxYoungSpaceSize,
vroomSettings.MaxOldSpaceSize);
_jsContext = _jsEngine.CreateContext();
}
catch (Exception e)
{
throw new JsEngineLoadException(
string.Format(CoreStrings.Runtime_JsEngineNotLoaded,
EngineName, e.Message), EngineName, EngineVersion, e);
}
}
internal JsScript(int id, JsEngine engine, HandleRef engineHandle, JsConvert convert, string code, string name, Action<int> notifyDispose)
{
_id = id;
_engine = engine;
_notifyDispose = notifyDispose;
_script = new HandleRef(this, jsscript_new(engineHandle));
IntPtr v2 = jsscript_compile(_script, code, name);
//JsValue v = jsscript_compile(_script, code, name);
//object res = convert.FromJsValue(v);
//Exception e = res as JsException;
//if (e != null)
//{
// throw e;
//}
}
public static void Main(string[] args)
{
AssemblyLoader.EnsureLoaded();
while (true)
{
using (JsEngine js = new JsEngine(4, 32))
{
using (JsContext context = js.CreateContext())
{
// Create a global variable on the JS side.
context.Execute("var x = {'answer':42, 'tellme':function (x) { return x+' '+this.answer; }}");
// Get it and use "dynamic" to tell the compiler to use runtime binding.
dynamic x = context.GetVariable("x");
// Call the method and print the result. This will print:
// "What is the answer to ...? 42"
Console.WriteLine(x.tellme("What is the answer to ...?"));
}
GC.Collect();
js.DumpHeapStats();
}
}
}
public static void Main(string[] args)
{
// string lodash = File.ReadAllText(@"c:\lodash.js");
using (JsEngine engine = new JsEngine())
{
//Stopwatch watch = new Stopwatch();
// watch.Start();
JsScript script = engine.CompileScript("3+3");
using (JsContext ctx = engine.CreateContext())
{
ctx.Execute(script);
}
}
debugtest dbg = new debugtest();
// Delegate.CreateDelegate()
//Dictionary<string, object> values = new Dictionary<string, object>();
//values["test"] = 333;
while (true)
{
using (JsEngine js = new JsEngine(4, 32))
{
using (JsContext context = js.CreateContext())
{
//context.SetVariable("dbg", dbg);
//object result = context.Execute("dbg.Write(dbg.valueOf());");
context.SetVariableFromAny("Debug", typeof(debugtest));
object result = context.Execute("Debug.BoolTest(3,4);");
}
GC.Collect();
js.DumpHeapStats();
}
}
//context.SetVariable("values", values);
//object result = context.Execute("dbg.runFunc(); values.test ? true : false;");
// object result =
// context.Execute("var obj = { test: 0 }; obj.ft = function (v) { dbg.Write(v); return 'from JS'; }; dbg.runFunc(obj.ft); dbg.write(obj.test);");
//int a = 1;
// context.SetFunction("runfunc", new Func<int, bool>(Activate));
//object result = context.Execute("runfunc(2);");
// }
// }
//}
/*using (JsEngine js = new JsEngine()) {
using (JsContext context = js.CreateContext()) {
using (JsScript script = js.CompileScript("3 * 4")) {
object result = context.Execute(script, TimeSpan.FromHours(200));
Console.WriteLine(result);
}
}
}*/
//return;
/*
using (JsEngine js = new JsEngine()) {
using (JsContext context = js.CreateContext()) {
for (int i = 0; i < 10; i++) {
context.SetVariable("a", new Simple { N = i, S = (i * 10).ToString() });
Console.WriteLine(context.Execute("a.N+' '+a.S"));
}
Console.WriteLine(context.Execute("a.N+' '+a.X"));
}
}*/
}
public JsConvert(JsEngine engine)
{
_engine = engine;
}
private void button1_Click(object sender, EventArgs e)
{
JsBridge.dbugTestCallbacks();
JsTypeDefinition jstypedef = new JsTypeDefinition("AA");
jstypedef.AddMember(new JsMethodDefinition("B", args =>
{
args.SetResult(100);
}));
jstypedef.AddMember(new JsMethodDefinition("C", args =>
{
args.SetResult(true);
}));
//===============================================================
//create js engine and context
using (JsEngine engine = new JsEngine())
using (JsContext ctx = engine.CreateContext())
{
if (!jstypedef.IsRegisterd)
{
ctx.RegisterTypeDefinition(jstypedef);
}
GC.Collect();
System.Diagnostics.Stopwatch stwatch = new System.Diagnostics.Stopwatch();
stwatch.Start();
TestMe1 t1 = new TestMe1();
var proxy = ctx.CreateWrapper(t1, jstypedef);
for (int i = 2000; i >= 0; --i)
{
ctx.SetVariableFromAny("x", proxy);
object result = ctx.Execute("(function(){if(x.C()){return x.B();}else{return 0;}})()");
}
stwatch.Stop();
Console.WriteLine("met1 template:" + stwatch.ElapsedMilliseconds.ToString());
//Assert.That(result, Is.EqualTo(100));
}
}
private void button8_Click(object sender, EventArgs e)
{
int version = JsBridge.LibVersion;
JsBridge.dbugTestCallbacks();
using (JsEngine engine = new JsEngine())
using (JsContext ctx = engine.CreateContext(new MyJsTypeDefinitionBuilder()))
{
GC.Collect();
System.Diagnostics.Stopwatch stwatch = new System.Diagnostics.Stopwatch();
stwatch.Reset();
stwatch.Start();
var ab = new AboutMe();
ctx.SetVariableAutoWrap("x", ab);
string testsrc = @"(function(){
x.AttachEvent('mousedown',function(evArgs){});
x.FireEventMouseDown({});
})()";
object result = ctx.Execute(testsrc);
stwatch.Stop();
Console.WriteLine("met1 template:" + stwatch.ElapsedMilliseconds.ToString());
}
}
public JsConvert(JsEngine engine)
{
_engine = engine;
}
private void button5_Click(object sender, EventArgs e)
{
JsBridge.dbugTestCallbacks();
JsTypeDefinition jstypedef = new JsTypeDefinition("AA");
jstypedef.AddMember(new JsMethodDefinition("B", args =>
{
var argCount = args.ArgCount;
var thisArg = args.GetThisArg();
var arg0 = args.GetArgAsObject(0);
args.SetResult((bool)arg0);
}));
jstypedef.AddMember(new JsMethodDefinition("C", args =>
{
args.SetResult(true);
}));
//-----------------------------------------------------
jstypedef.AddMember(new JsPropertyDefinition("D",
args =>
{
var ab = new AboutMe();
args.SetResultAutoWrap(ab);
},
args =>
{
//setter
}));
jstypedef.AddMember(new JsPropertyDefinition("E",
args =>
{ //getter
args.SetResult(250);
},
args =>
{
//setter
}));
//===============================================================
//create js engine and context
using (JsEngine engine = new JsEngine())
using (JsContext ctx = engine.CreateContext())
{
ctx.RegisterTypeDefinition(jstypedef);
GC.Collect();
System.Diagnostics.Stopwatch stwatch = new System.Diagnostics.Stopwatch();
stwatch.Reset();
stwatch.Start();
TestMe1 t1 = new TestMe1();
INativeScriptable proxy = ctx.CreateWrapper(t1, jstypedef);
ctx.SetVariable("x", proxy);
string testsrc = "x.B(x.D.IsOK);";
object result = ctx.Execute(testsrc);
stwatch.Stop();
Console.WriteLine("met1 template:" + stwatch.ElapsedMilliseconds.ToString());
}
}
private void button2_Click(object sender, EventArgs e)
{
JsBridge.dbugTestCallbacks();
//create js engine and context
using (JsEngine engine = new JsEngine())
using (JsContext ctx = engine.CreateContext())
{
GC.Collect();
System.Diagnostics.Stopwatch stwatch = new System.Diagnostics.Stopwatch();
stwatch.Start();
TestMe1 t1 = new TestMe1();
for (int i = 2000; i >= 0; --i)
{
ctx.SetVariableFromAny("x", t1);
object result = ctx.Execute("(function(){if(x.C()){return x.B();}else{return 0;}})()");
}
stwatch.Stop();
Console.WriteLine("met2 managed reflection:" + stwatch.ElapsedMilliseconds.ToString());
//Assert.That(result, Is.EqualTo(100));
}
}
private void button7_Click(object sender, EventArgs e)
{
JsBridge.dbugTestCallbacks();
using (JsEngine engine = new JsEngine())
using (JsContext ctx = engine.CreateContext(new MyJsTypeDefinitionBuilder()))
{
GC.Collect();
System.Diagnostics.Stopwatch stwatch = new System.Diagnostics.Stopwatch();
stwatch.Reset();
stwatch.Start();
var ab = new AboutMe();
ctx.SetVariableAutoWrap("x", ab);
//string testsrc = "x.IsOK;";
string testsrc = "x.NewAboutMe();";
object result = ctx.Execute(testsrc);
stwatch.Stop();
Console.WriteLine("met1 template:" + stwatch.ElapsedMilliseconds.ToString());
}
}
public JsValue ToJsValue(object obj)
{
if (obj == null)
{
return new JsValue {
Type = JsValueType.Null
}
}
;
Type type = obj.GetType();
// Check for nullable types (we will cast the value out of the box later).
if (type.IsGenericType && type.GetGenericTypeDefinition() == typeof(Nullable <>))
{
type = type.GetGenericArguments()[0];
}
if (type == typeof(Boolean))
{
return new JsValue {
Type = JsValueType.Boolean, I32 = (bool)obj ? 1 : 0
}
}
;
if (type == typeof(String) || type == typeof(Char))
{
// We need to allocate some memory on the other side; will be free'd by unmanaged code.
return(JsEngine.jsvalue_alloc_string(obj.ToString()));
}
if (type == typeof(Byte))
{
return new JsValue {
Type = JsValueType.Integer, I32 = (int)(Byte)obj
}
}
;
if (type == typeof(Int16))
{
return new JsValue {
Type = JsValueType.Integer, I32 = (int)(Int16)obj
}
}
;
if (type == typeof(UInt16))
{
return new JsValue {
Type = JsValueType.Integer, I32 = (int)(UInt16)obj
}
}
;
if (type == typeof(Int32))
{
return new JsValue {
Type = JsValueType.Integer, I32 = (int)obj
}
}
;
if (type == typeof(UInt32))
{
return new JsValue {
Type = JsValueType.Integer, I32 = (int)(UInt32)obj
}
}
;
if (type == typeof(Int64))
{
return new JsValue {
Type = JsValueType.Number, Num = (double)(Int64)obj
}
}
;
if (type == typeof(UInt64))
{
return new JsValue {
Type = JsValueType.Number, Num = (double)(UInt64)obj
}
}
;
if (type == typeof(Single))
{
return new JsValue {
Type = JsValueType.Number, Num = (double)(Single)obj
}
}
;
if (type == typeof(Double))
{
return new JsValue {
Type = JsValueType.Number, Num = (double)obj
}
}
;
if (type == typeof(Decimal))
{
return new JsValue {
Type = JsValueType.Number, Num = (double)(Decimal)obj
}
}
;
if (type == typeof(DateTime))
{
return new JsValue {
Type = JsValueType.Date,
Num = (((DateTime)obj).Ticks - 621355968000000000.0 + 26748000000000.0) / 10000.0
}
}
;
// Arrays of anything that can be cast to object[] are recursively convertef after
// allocating an appropriate jsvalue on the unmanaged side.
var array = obj as object[];
if (array != null)
{
JsValue v = JsEngine.jsvalue_alloc_array(array.Length);
if (v.Length != array.Length)
{
throw new JsInteropException("can't allocate memory on the unmanaged side");
}
for (int i = 0; i < array.Length; i++)
{
Marshal.StructureToPtr(ToJsValue(array[i]), (v.Ptr + 16 * i), false);
}
return(v);
}
// Every object explicitly converted to a value becomes an entry of the
// _keepalives list, to make sure the GC won't collect it while still in
// use by the unmanaged Javascript engine. We don't try to track duplicates
// because adding the same object more than one time acts more or less as
// reference counting.
return(new JsValue {
Type = JsValueType.Managed, Index = _engine.KeepAliveAdd(obj)
});
}
}
}
