Module java.desktop

Package javax.swing.tree

Class AbstractLayoutCache.NodeDimensions

java.lang.Object

javax.swing.tree.AbstractLayoutCache.NodeDimensions

Direct Known Subclasses:

BasicTreeUI.NodeDimensionsHandler

Enclosing class:

AbstractLayoutCache

public abstract static class AbstractLayoutCache.NodeDimensions
extends Object

Used by AbstractLayoutCache to determine the size and x origin of a particular node.

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	NodeDimensions()	Constructor for subclasses to call.

Method Summary

Modifier and Type	Method	Description
abstract Rectangle	getNodeDimensions(Object value, int row, int depth, boolean expanded, Rectangle bounds)	Returns, by reference in bounds, the size and x origin to place value at.

Methods declared in class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

NodeDimensions

protected NodeDimensions()

Constructor for subclasses to call.

Method Details

getNodeDimensions

public abstract Rectangle getNodeDimensions(Object value,
 int row,
 int depth,
 boolean expanded,
 Rectangle bounds)

Returns, by reference in bounds, the size and x origin to place value at. The calling method is responsible for determining the Y location. If bounds is null, a newly created Rectangle should be returned, otherwise the value should be placed in bounds and returned.

Parameters:

value - the value to be represented

row - row being queried

depth - the depth of the row

expanded - true if row is expanded, false otherwise

bounds - a Rectangle containing the size needed to represent value

Returns:

a Rectangle containing the node dimensions, or null if node has no dimension