Class LineBorder

All Implemented Interfaces:
Serializable, Border
Direct Known Subclasses:
BorderUIResource.LineBorderUIResource

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. As of 1.4, support for long term storage of all JavaBeans™ has been added to the java.beans package. Please see XMLEncoder.

Fields

Modifier and Type Field and Description
protected Color lineColor
protected boolean roundedCorners
protected int thickness

Constructors

Constructor and Description
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.
LineBorder(Color color, int thickness, boolean roundedCorners)

Creates a line border with the specified color, thickness, and corner shape.

Methods

Modifier and Type Method and Description
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, Insets insets)

Reinitialize the insets parameter with this Border's current Insets.
Color getLineColor()

Returns the color of the border.
boolean getRoundedCorners()

Returns whether this border will be drawn with rounded corners.
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

getBaseline, getBaselineResizeBehavior, getBorderInsets, getInteriorRectangle, getInteriorRectangle

Methods inherited from class java.lang.Object

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

Fields

thickness

protected int thickness

lineColor

protected Color lineColor

roundedCorners

protected boolean roundedCorners

Constructors

LineBorder

public LineBorder(Color color)

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

Parameters:
color - the color for the border

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

LineBorder

@ConstructorProperties(value={"lineColor","thickness","roundedCorners"})
public LineBorder(Color color,
                                                                                           int thickness,
                                                                                           boolean roundedCorners)

Creates a line border with the specified color, thickness, and corner shape.

Parameters:
color - the color of the border
thickness - the thickness of the border
roundedCorners - whether or not border corners should be round
Since:
1.3

Methods

createBlackLineBorder

public static Border createBlackLineBorder()

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

createGrayLineBorder

public static Border createGrayLineBorder()

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

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.

Specified by:
paintBorder in interface Border
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

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
Returns:
the insets object

getLineColor

public Color getLineColor()

Returns the color of the border.

getThickness

public int getThickness()

Returns the thickness of the border.

getRoundedCorners

public boolean getRoundedCorners()

Returns whether this border will be drawn with rounded corners.

Since:
1.3

isBorderOpaque

public boolean isBorderOpaque()

Returns whether or not the border is opaque.

Specified by:
isBorderOpaque in interface Border
Overrides:
isBorderOpaque in class AbstractBorder
Returns:
false

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https://docs.oracle.com/javase/8/docs/api/javax/swing/border/LineBorder.html