* @see org.eclipse.jface.viewers.IContentProvider#inputChanged(org.eclipse.jface.viewers.Viewer, java.lang.Object, java.lang.Object)
*/
public void inputChanged(Viewer v, Object oldInput, Object newInput) {
if (v instanceof AbstractTreeViewer) {
viewer = (AbstractTreeViewer)v;
manager = new DeferredTreeContentManager(this, viewer);
}
}