if (dropSelection != null) tree.deselectAll();
if (dropSelection != null && !dropSelection.isDisposed()) { Rectangle bounds = dropSelection.getBounds(); tree.redraw(bounds.x, bounds.y, bounds.width, bounds.height, true); }
private void setDropSelection (TreeItem item) {		if (item == dropSelection) return;	if (dropSelection != null) tree.deselectAll();	dropSelection = item;	if (dropSelection != null) tree.setSelection(new TreeItem[]{dropSelection});}