Java™ Platform
Standard Ed. 6

javax.swing.border
Class LineBorder

java.lang.Object
  extended by javax.swing.border.AbstractBorder
      extended by javax.swing.border.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 JavaBeansTM has been added to the java.beans package. Please see XMLEncoder.


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

lineColor

protected Color lineColor

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

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

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
Method Detail

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)
Returns the insets of the border.

Specified by:
getBorderInsets in interface Border
Overrides:
getBorderInsets in class AbstractBorder
Parameters:
c - the component for which this border insets value applies
Returns:
the new Insets object initialized to 0

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

Java™ Platform
Standard Ed. 6

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For further API reference and developer documentation, see Java SE Developer Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.

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