The gripper of Column Headers mis alignment when the last DataGridRow is Collapsed.

Dec 22, 2008 at 6:41 AM
Edited Dec 22, 2008 at 6:44 AM
The gripper of Column Headers is mis aligned when the last DataGridRow is Collapsed.
It can become correct when the last DataGridRow is changed to Visible.
Following is the image
http://img132.imageshack.us/img132/9282/columnheadercz0.png

following is the source code
http://www.box.net/shared/vcd86u0cmb

When the RowHeader width is set to 0, then the ColumnHeaders will not be mis aligned.