BasicTreeUI.NodeDimensionsHandler (Java 2 Platform SE v1.4.1) - JDK 5 Documentation v1.4.1, Java 2 SDK 英文文档

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Java^TM 2 Platform
Std. Ed. v1.4.1

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javax.swing.plaf.basic
Class BasicTreeUI.NodeDimensionsHandler

java.lang.Object
  |
  +--javax.swing.tree.AbstractLayoutCache.NodeDimensions
        |
        +--javax.swing.plaf.basic.BasicTreeUI.NodeDimensionsHandler

Enclosing class:: BasicTreeUI

public class BasicTreeUI.NodeDimensionsHandler
extends AbstractLayoutCache.NodeDimensions

Class responsible for getting size of node, method is forwarded to BasicTreeUI method. X location does not include insets, that is handled in getPathBounds.

Constructor Summary

BasicTreeUI.NodeDimensionsHandler()


Method Summary

Rectangle getNodeDimensions(Object value, int row, int depth, boolean expanded, Rectangle size)
          Responsible for getting the size of a particular node.

protected int getRowX(int row, int depth)


Methods inherited from class java.lang.Object

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

Constructor Detail

BasicTreeUI.NodeDimensionsHandler

public BasicTreeUI.NodeDimensionsHandler()

Method Detail

getNodeDimensions

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

Responsible for getting the size of a particular node.

Specified by:: getNodeDimensions in class AbstractLayoutCache.NodeDimensions

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; size - a Rectangle containing the size needed to represent value
Returns:: a Rectangle containing the node dimensions, or null if node has no dimension

getRowX

protected int getRowX(int row,
                      int depth)

Returns:: amount to indent the given row.