User Tools

Site Tools

한국어

comfilehmi:screenevent:index

Screen Events

Screen events are events that only occur when the associated screen is being displayed.

Screen Event Types

There are 4 screen event types:

  • Screen Start Event: This event occurs when the screen is first displayed.
  • Screen End Event: The event occurs when the screen is no longer displayed (e.g. Immediately before transitioning to a different screen).
  • Timer Event: This event occurs periodically while the screen is being displayed.
  • Device Event : This event occurs when data in a device's memory meets a specified condition.
  • Expression Event : This event occurs when a variable or expression evaluates to a specified condition.

Adding Actions to an Event

Press the down arrow icon next to the event type to add actions to an event.

The following window will appear to provide the ability to add multi-actions to the event.

What is a multi-action?


Adding a Timer Event

Press the down arrow icon next to the Timer node to add a new timer event.

The following window will appear.

Specify the period of for which the event will occur. In this example, the period is set to 1 second.

Add actions to run when the event occurs.


Adding Device Events

Press the down arrow icon next to the Device node to add a new device event

Enter the device address to monitor and specify the conditions that must be met for the event to occur.

Add the actions to be executed when the event occurs.


Adding Expression Events

Press the down arrow icon next to the Expression node to add a new expression event.

Enter the expression specifying the condition that must be met for the event to occur.

Add actions to be executed when the event occurs.


Video

comfilehmi/screenevent/index.txt · Last modified: 2016/12/06 09:17 by COMFILE Technology