The Attached file is the snapshot.
I don't know where I can put it on internet.
Features extended are:
1 Support Checkbox nodes for TreeGrid.
2 Cascade Selection logic for checkbox between children and parent.
3 Three-States Display for parent nodes. Display red rec if some of children were selected.
1 Fixed column header in vertical scroll bar and synchronize scroll in horizon.
2 Enable checkbox for each node and maintain the relations between parent and children.
3 Three-States display style for parent node.
4 Display multiple lines in one node and height changeable for each node.
5 Update display for node attributes change.
6 Add value tooltip for each cell.
7 Load whole tree by object.
1 Column header background is blank in horizon scrolling.
1 Performance issue (Tree nodes too much).