Module java.desktop

Package javax.swing.text

Class LayeredHighlighter

java.lang.Object

javax.swing.text.LayeredHighlighter

All Implemented Interfaces:

Highlighter

Direct Known Subclasses:

DefaultHighlighter

public abstract class LayeredHighlighter
extends Object
implements Highlighter

Implementation of Highlighter interface to mark up the background of leaf views with colored areas.

See Also:

• Highlighter

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	LayeredHighlighter.LayerPainter	Layered highlight renderer.

Nested classes/interfaces declared in interface javax.swing.text.Highlighter

Highlighter.Highlight, Highlighter.HighlightPainter

Constructor Summary

Constructors

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

Method Summary

Modifier and Type	Method	Description
abstract void	paintLayeredHighlights(Graphics g, int p0, int p1, Shape viewBounds, JTextComponent editor, View view)	When leaf Views (such as LabelView) are rendering they should call into this method.

Methods declared in class java.lang.Object

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

Methods declared in interface javax.swing.text.Highlighter

addHighlight, changeHighlight, deinstall, getHighlights, install, paint, removeAllHighlights, removeHighlight

Constructor Details

LayeredHighlighter

protected LayeredHighlighter()

Constructor for subclasses to call.

Method Details

paintLayeredHighlights

public abstract void paintLayeredHighlights(Graphics g,
 int p0,
 int p1,
 Shape viewBounds,
 JTextComponent editor,
 View view)

When leaf Views (such as LabelView) are rendering they should call into this method. If a highlight is in the given region it will be drawn immediately.

Parameters:

g - Graphics used to draw

p0 - starting offset of view

p1 - ending offset of view

viewBounds - Bounds of View

editor - JTextComponent

view - View instance being rendered