Dragging a widget downwards results in the widget swapping positions with the one below it.

We would like the option for the same behavior when dragging a widget horizontally. Currently instead of swapping positions with the widget to the right, we see instead that a new row is created and the widgets are shifted downwards, leaving undesired empty positions in the grid.

This is best illustrated with visual examples:

Desired behavior when dragging vertically:

Undesired behavior when dragging horizontally: