If all you want to do is display an indication that the column is
populated, then simply use a custom column with an appropriate template.
And the column in your screenshot only works because it happens that the
margins of the document are sufficient that the content does not overlay
the icon. That is not generally the case.
If all you want to do is display an indication that the column is
populated, then simply use a custom column with an appropriate template.
And the column in your screenshot only works because it happens that the
margins of the document are sufficient that the content does not overlay
the icon. That is not generally the case.