/// <summary>
/// Destroys object
/// </summary>
/// <param name="disposing">Flag, allowing destruction of
/// managed objects contained in fields of class</param>
private void Dispose(bool disposing)
{
if (_disposedFlag.Set())
{
if (_dispatcher != null)
{
_dispatcher.Invoke(() => _jsRuntime.Dispose());
_dispatcher.Dispose();
}
if (disposing)
{
if (_externalObjects != null)
{
_externalObjects.Clear();
}
if (_nativeFunctions != null)
{
_nativeFunctions.Clear();
}
_externalObjectFinalizeCallback = null;
}
}
}
/// <summary>
/// Creates a new <c>Object</c> that stores some external data
/// </summary>
/// <remarks>
/// Requires an active script context.
/// </remarks>
/// <param name="data">External data that the object will represent. May be null.</param>
/// <param name="finalizer">A callback for when the object is finalized. May be null.</param>
/// <returns>The new <c>Object</c></returns>
public static IeJsValue CreateExternalObject(IntPtr data, JsObjectFinalizeCallback finalizer)
{
IeJsValue reference;
IeJsErrorHelpers.ThrowIfError(IeNativeMethods.JsCreateExternalObject(data, finalizer, out reference));
return(reference);
}
/// <summary>
/// Constructs an instance of the Chakra JsRT engine
/// </summary>
/// <param name="engineMode">JS engine mode</param>
/// <param name="enableDebugging">Flag for whether to enable script debugging features</param>
protected ChakraJsRtJsEngineBase(JsEngineMode engineMode, bool enableDebugging)
: base(engineMode)
{
_enableDebugging = enableDebugging;
#if NETSTANDARD1_3
_externalObjectFinalizeCallback = ExternalObjectFinalizeCallback;
#endif
}
/// <summary>
/// Constructs an instance of the Chakra JsRT JavaScript engine
/// </summary>
/// <param name="engineMode">JavaScript engine mode</param>
/// <param name="enableDebugging">Flag for whether to enable script debugging features</param>
protected ChakraJsRtJsEngineBase(JsEngineMode engineMode, bool enableDebugging)
{
_engineMode = engineMode;
_engineModeName = JsEngineModeHelpers.GetModeName(engineMode);
_enableDebugging = enableDebugging;
#if NETSTANDARD1_3
_externalObjectFinalizeCallback = ExternalObjectFinalizeCallback;
#endif
}
/// <summary>
/// Constructs an instance of the Chakra JsRT JavaScript engine
/// </summary>
/// <param name="engineMode">JavaScript engine mode</param>
/// <param name="enableDebugging">Flag for whether to enable script debugging features</param>
protected ChakraJsRtJsEngineBase(JsEngineMode engineMode, bool enableDebugging)
{
_engineMode = engineMode;
_engineModeName = JsEngineModeHelpers.GetModeName(engineMode);
_enableDebugging = enableDebugging;
#if NETSTANDARD1_3
_externalObjectFinalizeCallback = ExternalObjectFinalizeCallback;
#endif
}
/// <summary>
/// Destroys object
/// </summary>
/// <param name="disposing">Flag, allowing destruction of
/// managed objects contained in fields of class</param>
protected virtual void Dispose(bool disposing)
{
#if NETSTANDARD1_3
if (disposing)
{
if (_externalObjects != null)
{
_externalObjects.Clear();
}
_externalObjectFinalizeCallback = null;
}
#endif
}
/// <summary>
/// Constructs an instance of adapter for the ChakraCore JS engine
/// </summary>
/// <param name="settings">Settings of the ChakraCore JS engine</param>
public ChakraCoreJsEngine(ChakraCoreSettings settings)
{
ChakraCoreSettings chakraCoreSettings = settings ?? new ChakraCoreSettings();
JsRuntimeAttributes attributes = JsRuntimeAttributes.None;
if (chakraCoreSettings.DisableBackgroundWork)
{
attributes |= JsRuntimeAttributes.DisableBackgroundWork;
}
if (chakraCoreSettings.DisableNativeCodeGeneration)
{
attributes |= JsRuntimeAttributes.DisableNativeCodeGeneration;
}
if (chakraCoreSettings.DisableEval)
{
attributes |= JsRuntimeAttributes.DisableEval;
}
if (chakraCoreSettings.EnableExperimentalFeatures)
{
attributes |= JsRuntimeAttributes.EnableExperimentalFeatures;
}
_externalObjectFinalizeCallback = ExternalObjectFinalizeCallback;
_dispatcher.Invoke(() =>
{
try
{
_jsRuntime = JsRuntime.Create(attributes, null);
_jsContext = _jsRuntime.CreateContext();
_jsContext.AddRef();
}
catch (Exception e)
{
throw new JsEngineLoadException(
string.Format(CoreStrings.Runtime_JsEngineNotLoaded,
EngineName, e.Message), EngineName, EngineVersion, e);
}
});
}
internal static extern JsErrorCode JsCreateExternalArrayBuffer(IntPtr data, uint byteLength,
JsObjectFinalizeCallback finalizeCallback, IntPtr callbackState, out JsValue result);
internal static extern JsErrorCode JsCreateExternalObject(IntPtr data,
JsObjectFinalizeCallback finalizeCallback, out JsValue obj);
/// <summary>
/// Destroys object
/// </summary>
/// <param name="disposing">Flag, allowing destruction of
/// managed objects contained in fields of class</param>
protected virtual void Dispose(bool disposing)
{
#if NETSTANDARD1_3
if (disposing)
{
if (_externalObjects != null)
{
_externalObjects.Clear();
}
_externalObjectFinalizeCallback = null;
}
#endif
}
internal static extern JsErrorCode JsCreateExternalObject(IntPtr data, JsObjectFinalizeCallback finalizeCallback, out EdgeJsValue obj);
/// <summary>
/// Creates a new <c>Object</c> that stores some external data
/// </summary>
/// <remarks>
/// Requires an active script context.
/// </remarks>
/// <param name="data">External data that the object will represent. May be null</param>
/// <param name="finalizer">The callback for when the object is finalized. May be null.</param>
/// <returns>The new <c>Object</c></returns>
public static EdgeJsValue CreateExternalObject(IntPtr data, JsObjectFinalizeCallback finalizer)
{
EdgeJsValue reference;
EdgeJsErrorHelpers.ThrowIfError(EdgeNativeMethods.JsCreateExternalObject(data, finalizer, out reference));
return reference;
}
internal static extern JsErrorCode JsCreateExternalArrayBuffer(IntPtr data, uint byteLength, JsObjectFinalizeCallback finalizeCallback, IntPtr callbackState, out bool result);
JsCreateExternalObject(IntPtr data, JsObjectFinalizeCallback finalizeCallback, out JsValue obj);
