Event Handler State
4 min
the event handler has no media associated with it but can be used to perform a function for example, it could be used to be an placeholder if you want a blank home screen and no content to play until the presentation is activated add a command docid\ az1ytdteyh zp2dbg lbl that is performed before the first file in the presentation plays have the presentation sit at a blank screen when finished, instead of looping you can add commands and interactive events to enter or exit the event handler state state properties name the name of the event handler state initial state select this to make this state the home screen stop playback check this box if you would like audio/video playback to end once a media file transitions to the event handler state notes this section lets you store important information about the event handler state for future users it can be modified at any time advanced this section lets you add commands to your presentation to extend its functionality see this page docid\ az1ytdteyh zp2dbg lbl for more information using the event handler screenshot 2025 02 10 at 2 48 29 pm png drag the event handler widget into your presentation give it a name and select initial state , if you want it to be the first state in your presentation under advanced > add command , add one or more commands to create an action the image above for an example which sets the audio level and the blink speed of a button panel add a timeout to go from the event handler to the first media state in your presentation example this example starts a presentation on a button press add an event handler widget to your presentation set the event handler state as the home screen by selecting initial state define a bp900 docid\ altwiwesam7 pgdlmu3sp event linked from the event handler state to the first presentation item now the display will sit at a blank screen until a user presses the bp900 button when it will begin playing