Action Request System 5.1 Developing AR System Applications ...

Developing AR System Applications: AdvancedDDE Time-Out SettingsThe Action Request System DDE operations have a time-out settingassociated with them in the ar.ini file. The time-out setting is the amount oftime that AR System Windows User Tool waits for a response from thethird-party application. If there is no response after this set time, the DDEoperation is not completed. A time-out message is then displayed.The default DDE time-out setting is 30 seconds. Until you add the [DDE]section label and the time-out setting, they do not exist in your ar.ini file. Ifyou want to change the default value, add the following information to yourar.ini file:AppResponseTimeout=TransactionTimeout= is the new DDE time-out setting in seconds.Note: Before you change this value, understand that if you specify less timethan the operation normally requires, the operation will alwaysgenerate a time-out message. Also, if you specify more time than isrequired, you might have to wait longer than necessary for the affectedoperations to time out.Third-Party Applications and MacrosThird-party applications can use a DDE program to send a request to executea macro in AR System Windows User Tool. This program must include thefollowing:! DDE server name of AR System Windows User Tool! Path for AR System Windows User Tool! DDE topic AR System Windows User Tool supports! DDE function AR System Windows User Tool supportsDDE Time-Out Settings ! 65