Package com.bc.ceres.swing.selection.support

Class DefaultSelection<T>

java.lang.Object

com.bc.ceres.core.ExtensibleObject

com.bc.ceres.swing.selection.AbstractSelection

com.bc.ceres.swing.selection.support.DefaultSelection<T>

All Implemented Interfaces:

Extensible, Selection, ClipboardOwner, Cloneable

public class DefaultSelection<T>
extends AbstractSelection

A default implementation of the Selection interface.

Since:

Ceres 0.10

Field Summary

Fields inherited from interface com.bc.ceres.swing.selection.Selection

EMPTY

Constructor Summary

Constructors

Constructor	Description
DefaultSelection(T... selectedValues)

Method Summary

Modifier and Type	Method	Description
DefaultSelection<T>	clone()	Creates and returns a copy of this selection.
Transferable	createTransferable(boolean snapshot)	The default implementation returns null.
boolean	equals(Object o)
String	getPresentationName()	The default implementation returns an empty string.
T	getSelectedValue()	Gets the selected value.
T[]	getSelectedValues()	Gets the selected values of a multiple selection.
int	hashCode()
boolean	isEmpty()
String	toString()

Methods inherited from class com.bc.ceres.swing.selection.AbstractSelection

lostOwnership

Methods inherited from class com.bc.ceres.core.ExtensibleObject

getExtension

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface com.bc.ceres.core.Extensible

getExtension

Constructor Detail

DefaultSelection

public DefaultSelection(T... selectedValues)

Method Detail

getSelectedValue

public T getSelectedValue()

Description copied from interface: Selection

Gets the selected value. The method returns null if this selection is empty.

Returns:

The selected value, or null.

getSelectedValues

public T[] getSelectedValues()

Description copied from interface: Selection

Gets the selected values of a multiple selection. The method returns an empty array if this selection is empty.

Specified by:

getSelectedValues in interface Selection

Overrides:

getSelectedValues in class AbstractSelection

Returns:

The array of selected values.

isEmpty

public boolean isEmpty()

Specified by:

isEmpty in interface Selection

Overrides:

isEmpty in class AbstractSelection

Returns:

true if this selection is empty.

getPresentationName

public String getPresentationName()

Description copied from class: AbstractSelection

The default implementation returns an empty string.

Specified by:

getPresentationName in interface Selection

Overrides:

getPresentationName in class AbstractSelection

Returns:

An empty string.

createTransferable

public Transferable createTransferable(boolean snapshot)

Description copied from class: AbstractSelection

The default implementation returns null.

Specified by:

createTransferable in interface Selection

Overrides:

createTransferable in class AbstractSelection

Parameters:

snapshot - If true, the returned Transferable should hold a copy-of rather than a reference-to the selection.

Returns:

null by default.

clone

public DefaultSelection<T> clone()

Description copied from interface: Selection

Creates and returns a copy of this selection.

Specified by:

clone in interface Selection

Overrides:

clone in class AbstractSelection

Returns:

A clone of this selection instance.

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object