Function

The width attribute is defined in Column XML dom structure, which identifies the width of the column view component in the page. And the minWidth and maxWidth attributes identify the minimum and the maximum width of the column.

width attribute of Column element

The attribute which can be dragged is defined in XML dom structure, which shows whether the column can be dragged or not. But whether a column can be dragged depends on the sibling or the previous column.

draggable attribute of Column element

When the function of adding the column is triggered, it calls the column logic class, which implements the function of creating the column by using the function provided by abstract logic class. Fox example, when a column is created, the flow is as follows.

add a new Column element