Resizable layout in PIE.

[Everynone]

The above pretty much answers it: canvas slots + optional container fill will get you there. Crude example:

UMG: how to make a grid with resizable width columns?

Never seen a tutorial for that (never looked for one, though) but I got it to work surprisingly quickly so it might be the right way to do it. It’s in a very crude state, you’d need to implement additional functionality and polish but here’s the idea behind it. The three columns (vert 1,2,3) are separated by borders that act as dividers you can drag around (darker vertical strips). Those borders control the *Size Fill *(details panel on the right; currently each is set to .33 so they fill their…