PivotHeaderNode (ZK Pivot Table Components 3.1.0 API)

All Known Implementing Classes:

SimplePivotHeaderNode
```
public interface PivotHeaderNode
```
The representation of a node in row/column header tree.

Author:

simonpai

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`PivotHeaderNode`	`getChild(Object key)`	Find child by node key.
`List<? extends PivotHeaderNode>`	`getChildren()`	Returns the children of the node.
`int`	`getDepth()`	Returns the depth of the node, 0 if root.
`PivotField`	`getField()`	Return the corresponding field of the node
`Object`	`getKey()`	Return the key of node.
`PivotHeaderNode`	`getParent()`	Returns the parent of the node.
`int`	`getSize(boolean asIfOpen)`	TODO
`int`	`getSubtotalCount(boolean asIfOpen)`	TODO
`PivotHeaderTree`	`getTree()`	Returns the tree of the node.
`boolean`	`isLeaf()`	Returns true if the node has no child.
`boolean`	`isOpen()`	Returns true is the node is open.
`void`	`setOpen(boolean open)`	Set the open state of the node.

- Method Detail
  - getTree
```
PivotHeaderTree getTree()
```
    Returns the tree of the node.
    
    See Also:
    
    PivotHeaderTree
  - getParent
```
PivotHeaderNode getParent()
```
    Returns the parent of the node.
  - getChildren
```
List<? extends PivotHeaderNode> getChildren()
```
    Returns the children of the node.
  - getDepth
```
int getDepth()
```
    Returns the depth of the node, 0 if root.
  - isLeaf
```
boolean isLeaf()
```
    Returns true if the node has no child.
  - getChild
```
PivotHeaderNode getChild(Object key)
```
    Find child by node key.
    
    Returns:
    
    null if not found.
  - getSize
```
int getSize(boolean asIfOpen)
```
    TODO
  - getSubtotalCount
```
int getSubtotalCount(boolean asIfOpen)
```
    TODO
  - getKey
```
Object getKey()
```
    Return the key of node.
  - getField
```
PivotField getField()
```
    Return the corresponding field of the node
  - isOpen
```
boolean isOpen()
```
    Returns true is the node is open.
  - setOpen
```
void setOpen(boolean open)
```
    Set the open state of the node.