Configures column fixing.
When the width of all columns exceeds the widget width, horizontal scrolling appears. If specific columns should be on screen constantly regardless of how far the widget is scrolled, allow a user to fix them at runtime using the context menu. For this, set the columnFixing.enabled option to true.
When you enable column fixing, command columns become fixed automatically.
Contains options that specify texts for column fixing commands in the context menu of a column header.