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Java(TM) 2 Platform, Standard Edition, v1.2.2 API Specification: Class LineBorder - JDK 5 Documentation v1.2.2, Java 2 SDK 英文文档

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javax.swing.border
Class LineBorder

java.lang.Object
  |
  +--javax.swing.border.AbstractBorder
        |
        +--javax.swing.border.LineBorder

Direct Known Subclasses:

BorderUIResource.LineBorderUIResource

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public class LineBorder

extends AbstractBorder

A class which implements a line border of arbitrary thickness and of a single color.

Warning: Serialized objects of this class will not be compatible with future Swing releases. The current serialization support is appropriate for short term storage or RMI between applications running the same version of Swing. A future release of Swing will provide support for long term persistence.

See Also:

Serialized Form

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Field Summary
protected  Color	lineColor
protected  boolean	roundedCorners
protected  int	thickness

 

Constructor Summary

LineBorder(Color color)           Creates a line border with the specified color and a thickness = 1.

LineBorder(Color color, int thickness)           Creates a line border with the specified color and thickness.

 

Method Summary
static Border	createBlackLineBorder()           Convenience method for getting the Color.black LineBorder of thickness 1.
static Border	createGrayLineBorder()           Convenience method for getting the Color.gray LineBorder of thickness 1.
Insets	getBorderInsets(Component c)           Returns the insets of the border.
Insets	getBorderInsets(Component c, Insets insets)           Reinitialize the insets parameter with this Border's current Insets.
Color	getLineColor()           Returns the color of the border.
int	getThickness()           Returns the thickness of the border.
boolean	isBorderOpaque()           Returns whether or not the border is opaque.
void	paintBorder(Component c, Graphics g, int x, int y, int width, int height)           Paints the border for the specified component with the specified position and size.

 

Methods inherited from class javax.swing.border.AbstractBorder

getInteriorRectangle, getInteriorRectangle

 

Methods inherited from class java.lang.Object

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

 

Field Detail

thickness

protected int thickness

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lineColor

protected Color lineColor

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roundedCorners

protected boolean roundedCorners

Constructor Detail

LineBorder

public LineBorder(Color color)

Creates a line border with the specified color and a thickness = 1.

Parameters:

color - the color for the border

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LineBorder

public LineBorder(Color color,
                  int thickness)

Creates a line border with the specified color and thickness.

Parameters:

color - the color of the border

thickness - the thickness of the border

Method Detail

createBlackLineBorder

public static Border createBlackLineBorder()

Convenience method for getting the Color.black LineBorder of thickness 1.

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createGrayLineBorder

public static Border createGrayLineBorder()

Convenience method for getting the Color.gray LineBorder of thickness 1.

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paintBorder

public void paintBorder(Component c,
                        Graphics g,
                        int x,
                        int y,
                        int width,
                        int height)

Paints the border for the specified component with the specified position and size.

Overrides:

paintBorder in class AbstractBorder

Parameters:

c - the component for which this border is being painted

g - the paint graphics

x - the x position of the painted border

y - the y position of the painted border

width - the width of the painted border

height - the height of the painted border

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getBorderInsets

public Insets getBorderInsets(Component c)

Returns the insets of the border.

Overrides:

getBorderInsets in class AbstractBorder

Parameters:

c - the component for which this border insets value applies

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getBorderInsets

public Insets getBorderInsets(Component c,
                              Insets insets)

Reinitialize the insets parameter with this Border's current Insets.

Overrides:

getBorderInsets in class AbstractBorder

Parameters:

c - the component for which this border insets value applies

insets - the object to be reinitialized

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getLineColor

public Color getLineColor()

Returns the color of the border.

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getThickness

public int getThickness()

Returns the thickness of the border.

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isBorderOpaque

public boolean isBorderOpaque()

Returns whether or not the border is opaque.

Overrides:

isBorderOpaque in class AbstractBorder

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