nextapp.echo2.app.list
Interface ListSelectionModel

All Superinterfaces:

java.io.Serializable

All Known Implementing Classes:

DefaultListSelectionModel

public interface ListSelectionModel

extends java.io.Serializable

A representation of the selected items in a list component.

Field Summary

static int	MULTIPLE_SELECTION
static int	SINGLE_SELECTION

Method Summary

void	addChangeListener(ChangeListener l) Adds a ChangeListenerb to the selection model, which will be notified when the selection changes.
void	clearSelection() Deselects all items.
int	getMaxSelectedIndex() Returns the maximum selected index.
int	getMinSelectedIndex() Returns the minimum selected index.
int	getSelectionMode() Returns the selection mode.
boolean	isSelectedIndex(int index) Determines whether an index is selected.
boolean	isSelectionEmpty() Determines if no items are selected.
void	removeChangeListener(ChangeListener l) Removes a ChangeListener from being notified of when the selection changes.
void	setSelectedIndex(int index, boolean selected) Sets the selection state of the given index.
void	setSelectionMode(int selectionMode) Sets the selection mode.

Field Detail

SINGLE_SELECTION

public static final int SINGLE_SELECTION

See Also:

Constant Field Values

MULTIPLE_SELECTION

public static final int MULTIPLE_SELECTION

See Also:

Constant Field Values

Method Detail

addChangeListener

public void addChangeListener(ChangeListener l)

Adds a ChangeListenerb to the selection model, which will be notified when the selection changes.

Parameters:

l - the ChangeListener to add

clearSelection

public void clearSelection()

Deselects all items.

getMaxSelectedIndex

public int getMaxSelectedIndex()

Returns the maximum selected index. Returns -1 when no items are selected.

Returns:

the maximum selected index

getMinSelectedIndex

public int getMinSelectedIndex()

Returns the minimum selected index. Returns -1 when no items are selected.

Returns:

the minimum selected index

getSelectionMode

public int getSelectionMode()

Returns the selection mode.

Returns:

the selection mode, one of the following values:

• ListSelectionModel.SINGLE_SELECTION: only one list element may be selected.
• ListSelectionModel.MULTIPLE_SELECTION: multiple list elements may be selected.

isSelectedIndex

public boolean isSelectedIndex(int index)

Determines whether an index is selected.

Parameters:

index - the index

Returns:

true if the index is selected

isSelectionEmpty

public boolean isSelectionEmpty()

Determines if no items are selected.

Returns:

true if no items are selected

removeChangeListener

public void removeChangeListener(ChangeListener l)

Removes a ChangeListener from being notified of when the selection changes.

Parameters:

l - the ChangeListener to remove

setSelectedIndex

public void setSelectedIndex(int index,
                             boolean selected)

Sets the selection state of the given index.

Parameters:

index - the index

selected - the new selection state

setSelectionMode

public void setSelectionMode(int selectionMode)

Sets the selection mode.

Parameters:

selectionMode - the selection mode, one of the following values:

• ListSelectionModel.SINGLE_SELECTION: only one list element may be selected.
• ListSelectionModel.MULTIPLE_SELECTION: multiple list elements may be selected.