Gateway-Scoped Event Handler Script

[PGriffith]

There's lots of possible ways to do this, but one of the easiest on you and your end users is to just send a message (from your module code) to a specific project's named message handler.

https://files.inductiveautomation.com/sdk/javadoc/ignition81/8.1.25/com/inductiveautomation/ignition/gateway/model/GatewayContext.html#getMessageDispatchManager()
https://files.inductiveautomation.com/sdk/javadoc/ignition81/8.1.25/com/inductiveautomation/ignition/common/script/message/MessageDispatchManager.html#dispatch(java.lang.String,java.lang.String,org.python.core.PyDictionary,java.util.Properties)

Calling the system.util.sendMessage function from a Module?

What you will have to do is dispatch the message using MessageDispatchManager, and then you need to set up a message handler in a project that can call a script function in your module (example shown below). Send code (Java): MessageDispatchManager mdm = gatewayContext.getMessageDispatchManager(); PyDictionary payload = new PyDictionary(new PyObject[] { new PyString("Source"), new PyString("Gateway"), new PyString("Message"), new PyString("testMessage") }); // Limit to Gatewa…