Ext.Net.HandlerConfig.ToJsonString C# (CSharp) Method

        public virtual string ToJsonString()
        {
            if (this.Args.Count == 0)
            {
                return new ClientConfig().Serialize(this);
            }

            return "{{{0},{1}}}".FormatWith(new ClientConfig().Serialize(this).Chop(), JSON.Serialize(this.Args).Chop());
        }

        public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)
        {
            if (value != null && value is ComponentDirectEvent)
            {
                ComponentDirectEvent directEvent = (ComponentDirectEvent)value;
                if (!directEvent.IsDefault)
                {
                    Control owner = null;
                    if (this.Owner is StateManagedItem)
                    {
                        owner = ((StateManagedItem)this.Owner).Owner;
                    }
                    else if (this.Owner is Control)
                    {
                        owner = (Control)this.Owner;
                    }

                    directEvent.Owner             = owner;
                    directEvent.ExtraParams.Owner = owner;

                    foreach (Parameter param in directEvent.ExtraParams)
                    {
                        param.Owner = owner;
                    }

                    string configObject = new ClientConfig().SerializeInternal(directEvent, directEvent.Owner);

                    StringBuilder cfgObj = new StringBuilder(configObject.Length + 64);

                    cfgObj.Append(configObject);
                    cfgObj.Remove(cfgObj.Length - 1, 1);
                    cfgObj.AppendFormat("{0}control:this", configObject.Length > 2 ? "," : "");

                    if (this.PropertyName != "Click")
                    {
                        cfgObj.AppendFormat(",action:'{0}'", this.PropertyName);
                    }

                    cfgObj.Append("}");

                    directEvent.SetArgumentList(this.Owner.GetType().GetProperty(this.PropertyName));

                    JFunction     jFunction = new JFunction("var params=arguments;Ext.net.DirectEvent.confirmRequest(".ConcatWith(cfgObj.ToString(), ");"), directEvent.ArgumentList.ToArray());
                    HandlerConfig cfg       = directEvent.GetListenerConfig();
                    string        scope     = directEvent.Scope.IsEmpty() || directEvent.Scope == "this" ? "" : directEvent.Scope;

                    StringBuilder sb = new StringBuilder();
                    sb.Append("{");

                    sb.Append("fn:").Append(jFunction.ToScript()).Append(",");

                    if (scope.Length > 0)
                    {
                        sb.Append("scope:").Append(scope).Append(",");
                    }

                    string cfgStr = cfg.ToJsonString();
                    if (cfgStr != "{}")
                    {
                        sb.Append(cfgStr.Chop());
                    }

                    if (sb[sb.Length - 1] == ',')
                    {
                        sb.Remove(sb.Length - 1, 1);
                    }

                    sb.Append("}");

                    writer.WriteRawValue(sb.ToString());
                    return;
                }
            }
            writer.WriteRawValue("{}");
        }