src
- Type: URI
- Set this attribute to have the
treecol
element use an image for the header instead of alabel
. You cannot have both an image and a label displayed in the header. Set this to the URL of an image to appear on the tree column header. If this attribute is left out, no image appears and the label is used instead. The classtreecol-image
must be used on thetreecol
element for the image to appear. You should still specify alabel
for use in the column picker ifignoreincolumnpicker
is not true andhidecolumnpicker
is not true on thetree
.