org.tentackle.swing

Class FocusTraversalGroup

java.lang.Object

org.tentackle.swing.ComponentGroup

org.tentackle.swing.FocusTraversalGroup

All Implemented Interfaces:

Serializable

public class FocusTraversalGroup
extends ComponentGroup

A component group sharing tha same focus traversal.

Author:

harald

See Also:

Serialized Form

Field Summary

Fields inherited from class org.tentackle.swing.ComponentGroup

components

Constructor Summary

Constructors

Constructor and Description
FocusTraversalGroup() Creates a focus traversal group with the default layout comparator.
FocusTraversalGroup(FormLayoutComparator layoutComparator) Creates a focus traversal group.

Method Summary

Modifier and Type	Method and Description
boolean	addComponent(Component component) Adds a component to this group.
Component	getComponentAfter(Component component) Gets the next component within this group.
Component	getComponentBefore(Component component) Gets the previous component within this group.
Component	getFirstComponent() Gets the first component
Component	getLastComponent() Gets the last component
int	getTolerance() Gets the row/column tolerance.
boolean	isHorizontal() Gets the horizontal traversal flag.
boolean	isLeftToRight() Gets the left-to-right traversal flag.
boolean	removeComponent(Component component) Removes a component from this group.
void	setHorizontal(boolean horizontal) Sets the horizontal traversal flag.
void	setLeftToRight(boolean leftToRight) Sets the left-to-right traversal flag.
void	setTolerance(int tolerance) Sets the row/column tolerance.

Methods inherited from class org.tentackle.swing.ComponentGroup

getComponents, getName, setName

Methods inherited from class java.lang.Object

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

Constructor Detail

FocusTraversalGroup

public FocusTraversalGroup(FormLayoutComparator layoutComparator)

Creates a focus traversal group.

Parameters:

layoutComparator - the layout comparator

FocusTraversalGroup

public FocusTraversalGroup()

Creates a focus traversal group with the default layout comparator.

Method Detail

addComponent

public boolean addComponent(Component component)

Description copied from class: ComponentGroup

Adds a component to this group.

Overrides:

addComponent in class ComponentGroup

Parameters:

component - the component to add

Returns:

true if added, false if already in group

removeComponent

public boolean removeComponent(Component component)

Description copied from class: ComponentGroup

Removes a component from this group.

Overrides:

removeComponent in class ComponentGroup

Parameters:

component - the component to remove

Returns:

true if removed, false if not in group

isHorizontal

public boolean isHorizontal()

Gets the horizontal traversal flag.

Returns:

true if traversal is horizontal

setHorizontal

public void setHorizontal(boolean horizontal)

Sets the horizontal traversal flag.

Parameters:

horizontal - true if traversal is horizontal

isLeftToRight

public boolean isLeftToRight()

Gets the left-to-right traversal flag.

Returns:

true if traversal is left to right

setLeftToRight

public void setLeftToRight(boolean leftToRight)

Sets the left-to-right traversal flag.

Parameters:

leftToRight - true if traversal is left to right

getTolerance

public int getTolerance()

Gets the row/column tolerance.

Returns:

the tolerance

setTolerance

public void setTolerance(int tolerance)

Sets the row/column tolerance.

Parameters:

tolerance - the tolerance

getComponentAfter

public Component getComponentAfter(Component component)

Gets the next component within this group.

Parameters:

component - the current component

Returns:

the component next to given component or null if last component or group is empty

getComponentBefore

public Component getComponentBefore(Component component)

Gets the previous component within this group.

Parameters:

component - the current component

Returns:

the component before given component or null if first component or group is empty

getLastComponent

public Component getLastComponent()

Gets the last component

Returns:

the last component or null if group is empty

getFirstComponent

public Component getFirstComponent()

Gets the first component

Returns:

the first component or null if group is empty