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/OpenJDK 21

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

Constructor Description
NodeDimensionsHandler()
Constructs a NodeDimensionsHandler.

Method Summary

Modifier and Type Method Description
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)
Returns amount to indent the given row.

Methods declared in class java.lang.Object

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

Constructor Details

NodeDimensionsHandler

public NodeDimensionsHandler()
Constructs a NodeDimensionsHandler.

Method Details

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.
Parameters:
row - a row
depth - a depth
Returns:
amount to indent the given row

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Documentation extracted from Debian's OpenJDK Development Kit package.
Licensed under the GNU General Public License, version 2, with the Classpath Exception.
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https://docs.oracle.com/en/java/javase/21/docs/api/java.desktop/javax/swing/plaf/basic/BasicTreeUI.NodeDimensionsHandler.html