public JSValue Invoke(JSContext ctx, JSValue this_obj, int argc, JSValue[] argv) { try { var op = Values.js_parse_event_op(ctx, argv[0]); var delegateType = _eventInfo.EventHandlerType; switch (op) { case Values.EVT_OP_ADD: { var eventInfoAddMethod = _eventInfo.GetAddMethod(true); if (eventInfoAddMethod == null) { throw new InaccessibleMemberException(_eventInfo.Name); } if (!eventInfoAddMethod.IsPublic && !_type.privateAccess) { throw new InaccessibleMemberException(_eventInfo.Name); } object self = null; if (!eventInfoAddMethod.IsStatic) { Values.js_get_cached_object(ctx, this_obj, out self); if (!_type.CheckThis(self)) { throw new ThisBoundException(); } } Delegate value; if (!Values.js_get_delegate(ctx, argv[1], delegateType, out value)) { throw new ParameterException(_type.type, _varName, delegateType, 1); } _eventInfo.AddEventHandler(self, value); return(JSApi.JS_UNDEFINED); } case Values.EVT_OP_REMOVE: { var eventInfoRemoveMethod = _eventInfo.GetRemoveMethod(true); if (eventInfoRemoveMethod == null) { throw new InaccessibleMemberException(_eventInfo.Name); } if (!eventInfoRemoveMethod.IsPublic && !_type.privateAccess) { throw new InaccessibleMemberException(_eventInfo.Name); } object self = null; if (!eventInfoRemoveMethod.IsStatic) { Values.js_get_cached_object(ctx, this_obj, out self); if (!_type.CheckThis(self)) { throw new ThisBoundException(); } } Delegate value; if (!Values.js_get_delegate(ctx, argv[1], delegateType, out value)) { throw new ParameterException(_type.type, _varName, delegateType, 1); } _eventInfo.RemoveEventHandler(self, value); return(JSApi.JS_UNDEFINED); } default: throw new JSException("invalid event op"); } } catch (Exception exception) { return(JSApi.ThrowException(ctx, exception)); } }
public override JSValue Invoke(JSContext ctx, JSValue this_obj, int argc, JSValue[] argv) { if (!_methodInfo.IsPublic && !_type.privateAccess) { return(JSApi.JS_ThrowInternalError(ctx, "method is inaccessible due to its protection level")); } object self = null; if (!_methodInfo.IsStatic) { if (!Values.js_get_var(ctx, this_obj, _type.type, out self) || !_type.CheckThis(self)) { throw new ThisBoundException(); } } var nArgs = _methodParameters.Length; var args = new object[nArgs]; var vIndex = 0; var bBackValues = false; for (var i = 0; i < nArgs; i++) { var parameterInfo = _methodParameters[i]; var pType = parameterInfo.ParameterType; if (Values.IsContextualType(pType)) { args[i] = Values.js_get_context(ctx, pType); } else { if (_isVarargMethod && i == nArgs - 1) { var varArgLength = argc - nArgs + 1; var varArgType = pType.GetElementType(); var varArgArray = Array.CreateInstance(varArgType, varArgLength); for (var varArgIndex = 0; varArgIndex < varArgLength; varArgIndex++) { object varArgElement = null; if (!Values.js_get_var(ctx, argv[vIndex++], varArgType, out varArgElement)) { return(JSApi.JS_ThrowInternalError(ctx, $"failed to cast val (vararg {varArgIndex})")); } varArgArray.SetValue(varArgElement, varArgIndex); } args[i] = varArgArray; } else { if (pType.IsByRef) { bBackValues = true; if (!parameterInfo.IsOut) { if (!Values.js_get_var(ctx, argv[vIndex], pType.GetElementType(), out args[i])) { return(JSApi.JS_ThrowInternalError(ctx, $"failed to cast val {vIndex}")); } } } else { if (!Values.js_get_var(ctx, argv[vIndex], pType, out args[i])) { return(JSApi.JS_ThrowInternalError(ctx, $"failed to cast val {vIndex}")); } } vIndex++; } } } var ret = _methodInfo.Invoke(self, args); if (bBackValues) { vIndex = 0; for (var i = 0; i < nArgs; i++) { var parameterInfo = _methodParameters[i]; var pType = parameterInfo.ParameterType; if (!Values.IsContextualType(pType)) { if (_isVarargMethod && i == nArgs - 1) { } else { if (pType.IsByRef) { var backValue = Values.js_push_var(ctx, args[i]); var valueAtom = ScriptEngine.GetContext(ctx).GetAtom("value"); JSApi.JS_SetProperty(ctx, argv[vIndex], valueAtom, backValue); } vIndex++; } } } } if (_type.type.IsValueType && !_methodInfo.IsStatic) { Values.js_rebind_var(ctx, this_obj, _type.type, self); } if (_methodInfo.ReturnType != typeof(void)) { return(Values.js_push_var(ctx, ret)); } return(JSApi.JS_UNDEFINED); }
public JSValue Invoke(JSContext ctx, JSValue this_obj, int argc, JSValue[] argv) { if (!_fieldInfo.IsPublic && !_type.privateAccess) { throw new InaccessibleMemberException(_fieldInfo.Name); } object self = null; if (!_fieldInfo.IsStatic) { Values.js_get_cached_object(ctx, this_obj, out self); if (!_type.CheckThis(self)) { throw new ThisBoundException(); } } try { var op = Values.js_parse_event_op(ctx, argv[0]); var delegateType = _fieldInfo.FieldType; switch (op) { case Values.EVT_OP_ADD: { Delegate value; if (!Values.js_get_delegate(ctx, argv[1], delegateType, out value)) { throw new ParameterException(_type.type, _varName, delegateType, 1); } var fValue = (Delegate)_fieldInfo.GetValue(self); _fieldInfo.SetValue(self, Delegate.Combine(fValue, value)); return(JSApi.JS_UNDEFINED); } case Values.EVT_OP_REMOVE: { Delegate value; if (!Values.js_get_delegate(ctx, argv[1], delegateType, out value)) { throw new ParameterException(_type.type, _varName, delegateType, 1); } var fValue = (Delegate)_fieldInfo.GetValue(self); _fieldInfo.SetValue(self, Delegate.Remove(fValue, value)); return(JSApi.JS_UNDEFINED); } case Values.EVT_OP_SET: { Delegate value; if (!Values.js_get_delegate(ctx, argv[1], delegateType, out value)) { throw new ParameterException(_type.type, _varName, delegateType, 1); } _fieldInfo.SetValue(self, value); return(JSApi.JS_UNDEFINED); } case Values.EVT_OP_GET: { var ret = (Delegate)_fieldInfo.GetValue(self); return(Values.js_push_delegate(ctx, ret)); } default: throw new JSException("invalid event op"); } } catch (Exception exception) { return(JSApi.ThrowException(ctx, exception)); } }
public override JSValue Invoke(JSContext ctx, JSValue this_obj, int argc, JSValue[] argv) { return(Values._js_crossbind_constructor(ctx, this_obj)); }