Class EmptyBorder
- java.lang.Object
-
- javax.swing.border.AbstractBorder
-
- javax.swing.border.EmptyBorder
- All Implemented Interfaces:
-
Serializable
,Border
- Direct Known Subclasses:
-
BorderUIResource.EmptyBorderUIResource
,MatteBorder
public class EmptyBorder extends AbstractBorder implements Serializable
A class which provides an empty, transparent border which takes up space but does no drawing.
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
.
- See Also:
- Serialized Form
Field Summary
Modifier and Type | Field | Description |
---|---|---|
protected int | bottom | The bottom inset of the border. |
protected int | left | The left inset of the border. |
protected int | right | The right inset of the border. |
protected int | top | The top inset of the border. |
Constructor Summary
Constructor | Description |
---|---|
EmptyBorder(int top,
int left,
int bottom,
int right) | Creates an empty border with the specified insets. |
EmptyBorder(Insets borderInsets) | Creates an empty border with the specified insets. |
Method Summary
Modifier and Type | Method | Description |
---|---|---|
Insets | getBorderInsets() | Returns the insets of the border. |
Insets | getBorderInsets(Component c,
Insets insets) | Reinitialize the insets parameter with this Border's current Insets. |
boolean | isBorderOpaque() | Returns whether or not the border is opaque. |
void | paintBorder(Component c,
Graphics g,
int x,
int y,
int width,
int height) | Does no drawing by default. |
Methods declared in class javax.swing.border.AbstractBorder
getBaseline, getBaselineResizeBehavior, getBorderInsets, getInteriorRectangle, getInteriorRectangle
Methods declared in class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
Field Detail
left
protected int left
The left inset of the border.
right
protected int right
The right inset of the border.
top
protected int top
The top inset of the border.
bottom
protected int bottom
The bottom inset of the border.
Constructor Detail
EmptyBorder
public EmptyBorder(int top, int left, int bottom, int right)
Creates an empty border with the specified insets.
- Parameters:
-
top
- the top inset of the border -
left
- the left inset of the border -
bottom
- the bottom inset of the border -
right
- the right inset of the border
EmptyBorder
@ConstructorProperties("borderInsets") public EmptyBorder(Insets borderInsets)
Creates an empty border with the specified insets.
- Parameters:
-
borderInsets
- the insets of the border
Method Detail
paintBorder
public void paintBorder(Component c, Graphics g, int x, int y, int width, int height)
Does no drawing by default.
- Specified by:
-
paintBorder
in interfaceBorder
- Overrides:
-
paintBorder
in classAbstractBorder
- 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 classAbstractBorder
- Parameters:
-
c
- the component for which this border insets value applies -
insets
- the object to be reinitialized - Returns:
- the
insets
object
getBorderInsets
public Insets getBorderInsets()
Returns the insets of the border.
- Returns:
- an
Insets
object containing the insets from top, left, bottom and right - Since:
- 1.3
isBorderOpaque
public boolean isBorderOpaque()
Returns whether or not the border is opaque. Returns false by default.
- Specified by:
-
isBorderOpaque
in interfaceBorder
- Overrides:
-
isBorderOpaque
in classAbstractBorder
- Returns:
- false