You can download the demo version from this post
ClickAddElement (ColumnName As String)
ClickModifyColumn (ColumnPosition As Int)
ClickModifyElement (ColumnPosition As Int, ItemPosition As Int)
This library handles drag and drop of XUI views.
It is a simple library with few methods but it only serves to drag the space already indicated.
(required XUI 1.72+)
PlacedCoordinate (DragView As B4XView)...
(No WRAP, No Java Only B4A)
I had to change my color, updating and changing different parts.
I also called it differently. So if you have previous projects you will need to update the declaration of the variables.
To get the full version contact me privately, I'll give you directions to make...