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[Everynone]

No, you can't access input mapping in the widget. You get a chance to intercept their associated key presses, that's all.

[Everynone]

Not really, widgets are happy to handle input. There are some quirks / restriction (like typing in an editable box which consumes all input) but generally...

[Everynone]

This will never work. You can only create references by dragging from the persistent level to the Level Blueprint.



And that's...

[Everynone]

Blueprint pins are context sensitive - drag a wire from Control Station and search for bind.



Drag the trigger reference to...

[Everynone]

You drag them from the World Outliner into the Level Blueprint graph. If you look at the very 1st image in your original post, it's in the upper right...

[Everynone]

Make sure you store the bool result before you play the timeline, otherwise you'll be sampling the bool weight every update of the Timeline - this will...

[Everynone]

- create a Custom Event in the TB_2 - its Input list must be the same as the Control Panel's event.



In this case I'm using...

[Everynone]

Wouldn't work as is. You can't shuffle Make Array. Store the results of Make Array first, Shuffle that, then loop. It has to be plugged in, of course...

[Everynone]

Use Random Bool with Weight + Select node or Random Int in Range + Select node if you have more than 2 tracks.

[Everynone]

You'd need to wait for Tick before taking measurements, this can be done via Force Layout Prepass and then checking for Desired Size. Glad to hear it...