org.tn5250j.tools

Class FixedCenterLayout

java.lang.Object

org.tn5250j.tools.FixedCenterLayout

All Implemented Interfaces:

LayoutManager, LayoutManager2, Serializable

public class FixedCenterLayout
extends Object
implements LayoutManager2, Serializable

Fixed Center layout.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected Component	center
protected Component	east
protected int	hgap
protected Component	west

Constructor Summary

Constructors

Constructor and Description
FixedCenterLayout() Constructs a new layout with no gap between components.
FixedCenterLayout(int hgap) Constructs a layout with the specified gaps between components.

Method Summary

Modifier and Type	Method and Description
void	addLayoutComponent(Component comp, Object constraints) Adds the specified component to the layout.
void	addLayoutComponent(String name, Component comp) We are forced to support it by LayoutManager.
int	getHgap() Returns the horizontal gap between components.
float	getLayoutAlignmentX(Container parent) Returns the alignment along the x axis.
float	getLayoutAlignmentY(Container parent) Returns the alignment along the y axis.
void	invalidateLayout(Container target) Invalidates the layout, indicating that if the layout manager has cached information it should be discarded.
void	layoutContainer(Container target) Lays out the target argument using this layout.
Dimension	maximumLayoutSize(Container target) Determines the maximum size of the target.
Dimension	minimumLayoutSize(Container target) Determines the minimum size of the target.
Dimension	preferredLayoutSize(Container target) Determines the preferred size of the target.
void	removeLayoutComponent(Component component) Removes the specified component from this layout.
void	setHgap(int hgap) Sets the horizontal gap between components.
String	toString() Returns a string representation of the state of this layout.

Methods inherited from class java.lang.Object

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

Field Detail

hgap

protected int hgap

west

protected Component west

east

protected Component east

center

protected Component center

Constructor Detail

FixedCenterLayout

public FixedCenterLayout()

Constructs a new layout with no gap between components.

FixedCenterLayout

public FixedCenterLayout(int hgap)

Constructs a layout with the specified gaps between components.

Parameters:

hgap - number

Method Detail

getHgap

public int getHgap()

Returns the horizontal gap between components.

Returns:

numnber

setHgap

public void setHgap(int hgap)

Sets the horizontal gap between components.

Parameters:

hgap - number

addLayoutComponent

public void addLayoutComponent(Component comp,
                               Object constraints)

Adds the specified component to the layout.

Specified by:

addLayoutComponent in interface LayoutManager2

Parameters:

comp - component

constraints - object

addLayoutComponent

public void addLayoutComponent(String name,
                               Component comp)

We are forced to support it by LayoutManager.

Specified by:

addLayoutComponent in interface LayoutManager

Parameters:

name - string

comp - component

removeLayoutComponent

public void removeLayoutComponent(Component component)

Removes the specified component from this layout.

Specified by:

removeLayoutComponent in interface LayoutManager

Parameters:

component - component

minimumLayoutSize

public Dimension minimumLayoutSize(Container target)

Determines the minimum size of the target.

Specified by:

minimumLayoutSize in interface LayoutManager

Parameters:

target - container

Returns:

dimension

preferredLayoutSize

public Dimension preferredLayoutSize(Container target)

Determines the preferred size of the target.

Specified by:

preferredLayoutSize in interface LayoutManager

Parameters:

target - container

Returns:

dimension

maximumLayoutSize

public Dimension maximumLayoutSize(Container target)

Determines the maximum size of the target.

Specified by:

maximumLayoutSize in interface LayoutManager2

Parameters:

target - container

Returns:

dimension

getLayoutAlignmentX

public float getLayoutAlignmentX(Container parent)

Returns the alignment along the x axis.

Specified by:

getLayoutAlignmentX in interface LayoutManager2

Parameters:

parent - container

Returns:

float

getLayoutAlignmentY

public float getLayoutAlignmentY(Container parent)

Returns the alignment along the y axis.

Specified by:

getLayoutAlignmentY in interface LayoutManager2

Parameters:

parent - container

Returns:

float

invalidateLayout

public void invalidateLayout(Container target)

Invalidates the layout, indicating that if the layout manager has cached information it should be discarded.

Specified by:

invalidateLayout in interface LayoutManager2

Parameters:

target - container

layoutContainer

public void layoutContainer(Container target)

Lays out the target argument using this layout.

Specified by:

layoutContainer in interface LayoutManager

Parameters:

target - container

toString

public String toString()

Returns a string representation of the state of this layout.

Overrides:

toString in class Object

Returns:

string