Example #1
0
        static internal V8PropertyAttributes _CreateAccessorProxies(V8Engine engine, string name, GetterAccessor getter, SetterAccessor setter, V8PropertyAttributes attributes, V8AccessControl access,
                                                                    ref NativeGetterAccessor _Getter, ref NativeSetterAccessor _Setter)
        {
            if (name.IsNullOrWhiteSpace())
            {
                throw new ArgumentNullException(nameof(name), "Cannot be null, empty, or only whitespace.");
            }
            if (attributes == V8PropertyAttributes.Undefined)
            {
                attributes = V8PropertyAttributes.None;
            }
            if (attributes < 0)
            {
                throw new InvalidOperationException("'attributes' has an invalid value.");
            }
            if (access < 0)
            {
                throw new InvalidOperationException("'access' has an invalid value.");
            }

            if (getter != null && _Getter == null)
            {
                _Getter = (_this, _name) => // (only need to set this once on first use)
                {
                    try
                    {
                        return(getter != null?getter(_this, _name) : null);
                    }
                    catch (Exception ex)
                    {
                        return(engine.CreateError(Exceptions.GetFullErrorMessage(ex), JSValueType.ExecutionError));
                    }
                }
            }
            ;

            if (setter != null && _Setter == null)
            {
                _Setter = (_this, _name, _val) => // (only need to set this once on first use)
                {
                    try
                    {
                        return(setter != null?setter(_this, _name, _val) : null);
                    }
                    catch (Exception ex)
                    {
                        return(engine.CreateError(Exceptions.GetFullErrorMessage(ex), JSValueType.ExecutionError));
                    }
                }
            }
            ;

            return(attributes);
        }
Example #2
0
        // --------------------------------------------------------------------------------------------------------------------

        protected HandleProxy *_NamedPropertyGetter(string propertyName, ref ManagedAccessorInfo info)
        {
            try
            {
                var obj = _Engine._GetObjectWeakReference(info.ManagedObjectID);
                if (obj == null)
                {
                    return(null);
                }
                var mo = obj.Reset() as IV8ManagedObject; // (this acts also as a test because native object wrappers are also supported)
                return(mo != null?mo.NamedPropertyGetter(ref propertyName) : null);
            }
            catch (Exception ex)
            {
                return(_Engine.CreateError(Exceptions.GetFullErrorMessage(ex), JSValueType.ExecutionError));
            }
        }
Example #3
0
        // --------------------------------------------------------------------------------------------------------------------

        protected HandleProxy *_NamedPropertyGetter(string propertyName, ref ManagedAccessorInfo info)
        {
            try
            {
                var obj = _Engine._GetExistingObject(info.ManagedObjectID);
                if (obj == null)
                {
                    return(null);
                }
                var mo     = obj as IV8ManagedObject;
                var result = mo != null?mo.NamedPropertyGetter(ref propertyName) : null;

                return(result);
            }
            catch (Exception ex)
            {
                return(_Engine.CreateError(Exceptions.GetFullErrorMessage(ex), JSValueType.ExecutionError));
            }
        }