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Class com.sun.java.swing.border.CompoundBorder

java.lang.Object
   |
   +----com.sun.java.swing.border.AbstractBorder
           |
           +----com.sun.java.swing.border.CompoundBorder

public class CompoundBorder
extends AbstractBorder
A composite Border class used to compose two Border objects into a single border by nesting an inside Border object within the insets of an outside Border object. For example, this class may be used to add blank margin space to a component with an existing decorative border:

    Border border = comp.getBorder();
    Border margin = new EmptyBorder(10,10,10,10);
    comp.setBorder(new CompoundBorder(border, margin));
 


Variable Index

 o insideBorder
 o outsideBorder

Constructor Index

 o CompoundBorder()
Creates a compound border with null outside and inside borders.
 o CompoundBorder(Border, Border)
Creates a compound border with the specified outside and inside borders.

Method Index

 o getBorderInsets(Component)
Returns the insets of the composite border by adding the insets of the outside border to the insets of the inside border.
 o getInsideBorder()
Returns the inside border object.
 o getOutsideBorder()
Returns the outside border object.
 o isBorderOpaque()
Returns whether or not this compound border is opaque.
 o paintBorder(Component, Graphics, int, int, int, int)
Paints the compound border by painting the outside border with the specified position and size and then painting the inside border at the specified position and size offset by the insets of the outside border.

Variables

 o outsideBorder
 protected Border outsideBorder
 o insideBorder
 protected Border insideBorder

Constructors

 o CompoundBorder
 public CompoundBorder()
Creates a compound border with null outside and inside borders.

 o CompoundBorder
 public CompoundBorder(Border outsideBorder,
                       Border insideBorder)
Creates a compound border with the specified outside and inside borders. Either border may be null.

Parameters:
outsideBorder - the outside border
insideBorder - the inside border to be nested

Methods

 o isBorderOpaque
 public boolean isBorderOpaque()
Returns whether or not this compound border is opaque. Returns true if both the inside and outside borders are non-null and opaque; returns false otherwise.

Overrides:
isBorderOpaque in class AbstractBorder
 o paintBorder
 public void paintBorder(Component c,
                         Graphics g,
                         int x,
                         int y,
                         int width,
                         int height)
Paints the compound border by painting the outside border with the specified position and size and then painting the inside border at the specified position and size offset by the insets of the outside border.

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
Overrides:
paintBorder in class AbstractBorder
 o getBorderInsets
 public Insets getBorderInsets(Component c)
Returns the insets of the composite border by adding the insets of the outside border to the insets of the inside border.

Parameters:
c - the component for which this border insets value applies
Overrides:
getBorderInsets in class AbstractBorder
 o getOutsideBorder
 public Border getOutsideBorder()
Returns the outside border object.

 o getInsideBorder
 public Border getInsideBorder()
Returns the inside border object.


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