/// <summary>
/// Constructs an instance of the Chakra “IE” JsRT JavaScript engine
/// </summary>
/// <param name="enableDebugging">Flag for whether to enable script debugging features</param>
public ChakraIeJsRtJsEngine(bool enableDebugging)
: base(JsEngineMode.ChakraIeJsRt, enableDebugging)
{
_dispatcher.Invoke(() =>
{
try
{
_jsRuntime = CreateJsRuntime();
_jsContext = _jsRuntime.CreateContext();
}
catch (JsUsageException e)
{
string errorMessage;
if (e.ErrorCode == JsErrorCode.WrongThread)
{
errorMessage = CommonStrings.Runtime_JsEnginesConflictOnMachine;
}
else
{
errorMessage = string.Format(CommonStrings.Runtime_IeJsEngineNotLoaded,
_engineModeName, LOWER_IE_VERSION, e.Message);
}
throw new JsEngineLoadException(errorMessage, _engineModeName);
}
catch (Exception e)
{
throw new JsEngineLoadException(
string.Format(CommonStrings.Runtime_IeJsEngineNotLoaded,
_engineModeName, LOWER_IE_VERSION, e.Message), _engineModeName);
}
});
}
internal static extern JsErrorCode JsSetRuntimeBeforeCollectCallback(IeJsRuntime runtime, IntPtr callbackState, JsBeforeCollectCallback beforeCollectCallback);
internal static extern JsErrorCode JsIsRuntimeExecutionDisabled(IeJsRuntime runtime, out bool isDisabled);
internal static extern JsErrorCode JsGetRuntimeMemoryUsage(IeJsRuntime runtime, out UIntPtr memoryUsage);
internal static extern JsErrorCode JsEnableRuntimeExecution(IeJsRuntime runtime);
/// <summary>
/// Creates a instance of JavaScript runtime with special settings
/// </summary>
/// <returns>Instance of JavaScript runtime with special settings</returns>
private static IeJsRuntime CreateJsRuntime()
{
return(IeJsRuntime.Create(JsRuntimeAttributes.None, JsRuntimeVersion.VersionEdge, null));
}
internal static extern JsErrorCode JsCreateRuntime(JsRuntimeAttributes attributes, JsRuntimeVersion runtimeVersion, JsThreadServiceCallback threadService, out IeJsRuntime runtime);
internal static extern JsErrorCode JsCollectGarbage(IeJsRuntime handle);
internal static extern JsErrorCode JsSetRuntimeMemoryAllocationCallback(IeJsRuntime runtime,
IntPtr callbackState, JsMemoryAllocationCallback allocationCallback);
internal static extern JsErrorCode JsSetRuntimeMemoryLimit(IeJsRuntime runtime, UIntPtr memoryLimit);
internal static extern JsErrorCode JsGetRuntimeMemoryUsage(IeJsRuntime runtime, out UIntPtr memoryUsage);
internal static extern JsErrorCode JsDisposeRuntime(IeJsRuntime handle);
internal static extern JsErrorCode JsCollectGarbage(IeJsRuntime handle);
internal static extern JsErrorCode JsCreateRuntime(JsRuntimeAttributes attributes,
JsRuntimeVersion runtimeVersion, JsThreadServiceCallback threadService, out IeJsRuntime runtime);
internal static extern JsErrorCode JsIsRuntimeExecutionDisabled(IeJsRuntime runtime, out bool isDisabled);
internal static extern JsErrorCode JsSetRuntimeMemoryAllocationCallback(IeJsRuntime runtime, IntPtr callbackState, JsMemoryAllocationCallback allocationCallback);
internal static extern JsErrorCode JsSetRuntimeMemoryLimit(IeJsRuntime runtime, UIntPtr memoryLimit);
internal static extern JsErrorCode JsSetRuntimeBeforeCollectCallback(IeJsRuntime runtime,
IntPtr callbackState, JsBeforeCollectCallback beforeCollectCallback);
internal static extern JsErrorCode JsCreateContext(IeJsRuntime runtime, IDebugApplication32 debugSite, out IeJsContext newContext);
internal static extern JsErrorCode JsCreateContext(IeJsRuntime runtime, IDebugApplication32 debugSite,
out IeJsContext newContext);
internal static extern JsErrorCode JsDisableRuntimeExecution(IeJsRuntime runtime);
internal static extern JsErrorCode JsDisposeRuntime(IeJsRuntime handle);
internal static extern JsErrorCode JsGetRuntime(IeJsContext context, out IeJsRuntime runtime);
internal static extern JsErrorCode JsGetRuntime(IeJsContext context, out IeJsRuntime runtime);
