public ChecklistNode(int checklistidx,
    ChecklistDB cldb) 
{
		list_no = checklistidx;
		clistdb = cldb;
}

Checklistidx is the primary key of the checklist in the database.

 public Enumeration children() 
{
		return null;
}

Implements TreeNode. Not implemented. Returns null.

 public boolean getAllowsChildren() 
{
		return true;
}

Implements TreeNode. Always returns true.

 public TreeNode getChildAt(int childidx) 
{
		int[] values = getChildren();
		return new ChecklistNode(values[childidx], clistdb);
}

Implements TreeNode.

 public int getChildCount() 
{
		int answer = 0;
		try {
			answer = clistdb.getChildCount(list_no);
		} catch (SQLException sqle) {
			clistdb.getLogListener().exception(sqle);
		}
		return answer;
}

Implements TreeNode.

 public final int[] getChildren() 
{
		int[] answer = null;
		try {
			answer = clistdb.getChildNumbers(list_no);
		}
		catch (SQLException sqle) {
			clistdb.getLogListener().exception(sqle);
		}
		return answer;
}

Return an integer array that contains db primary keys of the children of this node. Keys are order of alphabetized checklist names.

 public int getIndex(TreeNode node) 
{
		int wanted = ((ChecklistNode)node).getListNum();
		int[] values = getChildren();
		for (int idx = 0; idx <  values.length; idx ++) {
			if (values[idx] == wanted) {
				return idx;
			}
		}
		return -1;
}

Implements TreeNode.

 public final int getListNum() 
{
		return list_no;
}

Return primary key of this checklist in the database.

 public TreeNode getParent() 
{
		TreeNode answer = null;
		try {
			answer = new ChecklistNode(
				clistdb.getParentListNum(list_no), clistdb);
		}
		catch (SQLException sqle) {
			clistdb.getLogListener().exception(sqle);
		}
		return answer;
}

Implements TreeNode.

 public final int getParentListNum() 
{
		ChecklistNode parent = (ChecklistNode)getParent();
		return parent.getListNum();
}

 public boolean isLeaf() 
{
		boolean answer = false;
		if (getChildCount() == 0) {
			answer = true;
		}
		return answer;
}

Implements TreeNode.

 public String toString() 
{
		String answer = "";
		try {
			answer = clistdb.getTreeName(list_no);
		} catch (SQLException sqle) {
			// probably not necessary to do anything because
			// getChecklistInfo logs exceptions.
		}
		return answer;
}

Return name of checklist in form suitable for displaying in a JTree component.