gov.nist.antd.java.awt
Class XYLayout

java.lang.Object
  |
  +--gov.nist.antd.java.awt.XYLayout

All Implemented Interfaces:

java.awt.LayoutManager, java.awt.LayoutManager2, java.io.Serializable

public class XYLayout

extends java.lang.Object

implements java.awt.LayoutManager, java.awt.LayoutManager2, java.io.Serializable

This Layout provides directly positioning of gui's in a container.

This software was produced by the National Institute of Standards and
Technology (NIST), an agency of the U.S. government, and by statute
is not subject to copyright in the United States. RECIPIENTS OF THIS
SOFTWARE ASSUME ALL RESPONSIBILITY ASSOCIATED WITH ITS OPERATION,
MODIFICATION, MAINTENANCE, AND SUBSEQUENT RE-DISTRIBUTION.

Author:

Oliver Borchert

See Also:

Serialized Form

Constructor Summary

XYLayout()
Constructs a new XY Layout.

Method Summary

void	addLayoutComponent(java.awt.Component comp, java.lang.Object constraints) This method sets the preffered size of the components.
void	addLayoutComponent(java.lang.String name, java.awt.Component comp) This method calls addLayoutComponent (comp, null)
float	getLayoutAlignmentX(java.awt.Container target) Not used by this class.
float	getLayoutAlignmentY(java.awt.Container target) Not used by this class.
void	invalidateLayout(java.awt.Container target) Not used by this class.
void	layoutContainer(java.awt.Container target) Lays out the container.
java.awt.Dimension	maximumLayoutSize(java.awt.Container target) Returns the minimum dimensions needed to layout the components contained in the specified target container.
java.awt.Dimension	minimumLayoutSize(java.awt.Container target) Returns the minimum dimensions needed to layout the components contained in the specified target container.
java.awt.Dimension	preferredLayoutSize(java.awt.Container target) Returns the preferred dimensions for this layout calculated by the dimension of all components in the specified target container.
void	removeLayoutComponent(java.awt.Component comp) Not used by this class.
java.lang.String	toString() Returns a string representation of this XYLayout object and its values.

Methods inherited from class java.lang.Object

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

Constructor Detail

XYLayout

public XYLayout()

Constructs a new XY Layout.

Method Detail

addLayoutComponent

public void addLayoutComponent(java.lang.String name,
                               java.awt.Component comp)

This method calls addLayoutComponent (comp, null)

Specified by:

addLayoutComponent in interface java.awt.LayoutManager

Parameters:

name - the name of the component

comp - the component to be added

See Also:

addLayoutComponent(Component,Object)

removeLayoutComponent

public void removeLayoutComponent(java.awt.Component comp)

Not used by this class.

Specified by:

removeLayoutComponent in interface java.awt.LayoutManager

Parameters:

comp - the component to remove

See Also:

Container.removeAll()

preferredLayoutSize

public java.awt.Dimension preferredLayoutSize(java.awt.Container target)

Returns the preferred dimensions for this layout calculated by the dimension of all components in the specified target container.

Specified by:

preferredLayoutSize in interface java.awt.LayoutManager

Parameters:

target - the component which needs to be laid out

Returns:

Dimension the preferred dimension to lay out the subcomponents of the specified container.

See Also:

Container, minimumLayoutSize(java.awt.Container), Container.getPreferredSize()

minimumLayoutSize

public java.awt.Dimension minimumLayoutSize(java.awt.Container target)

Returns the minimum dimensions needed to layout the components contained in the specified target container.

Specified by:

minimumLayoutSize in interface java.awt.LayoutManager

Parameters:

target - the component which needs to be laid out

Returns:

the minimum dimensions to lay out the subcomponents of the specified container.

See Also:

preferredLayoutSize(java.awt.Container), Container, Container.doLayout()

layoutContainer

public void layoutContainer(java.awt.Container target)

Lays out the container.

Specified by:

layoutContainer in interface java.awt.LayoutManager

Parameters:

target - the specified component being laid out.

See Also:

Container, Container.doLayout()

toString

public java.lang.String toString()

Returns a string representation of this XYLayout object and its values.

Overrides:

toString in class java.lang.Object

Returns:

a string representation of this layout.

addLayoutComponent

public void addLayoutComponent(java.awt.Component comp,
                               java.lang.Object constraints)

This method sets the preffered size of the components.

Specified by:

addLayoutComponent in interface java.awt.LayoutManager2

Parameters:

comp - the component to be added

constraints - the constraint must be a Rectangle

maximumLayoutSize

public java.awt.Dimension maximumLayoutSize(java.awt.Container target)

Returns the minimum dimensions needed to layout the components contained in the specified target container.

Specified by:

maximumLayoutSize in interface java.awt.LayoutManager2

Parameters:

target - the component which needs to be laid out

Returns:

the minimum dimensions to lay out the subcomponents of the specified container.

See Also:

preferredLayoutSize(java.awt.Container), Container, Container.doLayout()

getLayoutAlignmentX

public float getLayoutAlignmentX(java.awt.Container target)

Not used by this class.

Specified by:

getLayoutAlignmentX in interface java.awt.LayoutManager2

Parameters:

target - some container.

Returns:

float 0.0f

getLayoutAlignmentY

public float getLayoutAlignmentY(java.awt.Container target)

Not used by this class.

Specified by:

getLayoutAlignmentY in interface java.awt.LayoutManager2

Parameters:

target - some container.

Returns:

float 0.0f

invalidateLayout

public void invalidateLayout(java.awt.Container target)

Not used by this class.

Specified by:

invalidateLayout in interface java.awt.LayoutManager2

Parameters:

target - some container.