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

Class ListSelectionContext

java.lang.Object

com.bc.ceres.core.ExtensibleObject

com.bc.ceres.swing.selection.AbstractSelectionContext

com.bc.ceres.swing.selection.support.ListSelectionContext

All Implemented Interfaces:

Extensible, SelectionChangeEmitter, SelectionContext, SelectionSource

public class ListSelectionContext
extends AbstractSelectionContext

A selection provider that wraps a JList. Elements contained in Selections handled by this provider represent currently selected list objects.

Constructor Summary

Constructors

Constructor	Description
ListSelectionContext(JList list)

Method Summary

Modifier and Type	Method	Description
boolean	canDeleteSelection()
boolean	canInsert(Transferable contents)	Tests whether the current contents (e.g.
void	deleteSelection()	Deletes the current selection.
JList	getList()
Selection	getSelection()
protected void	handleListSelectionChange(ListSelectionEvent event)
void	insert(Transferable transferable)	Inserts a selection represented by the given Transferable into this context.
void	setList(JList list)
void	setSelection(Selection selection)	Sets a new selection.

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

addSelectionChangeListener, canSelectAll, fireSelectionChange, getSelectionChangeListeners, removeSelectionChangeListener, selectAll

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

getExtension

Methods inherited from class java.lang.Object

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

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

getExtension

Constructor Details

ListSelectionContext

public ListSelectionContext(JList list)

Method Details

getSelection

public Selection getSelection()

Returns:

The current selection. The selection may be empty, but never null.

See Also:

• Selection.EMPTY
• Selection.isEmpty()

setSelection

public void setSelection(Selection selection)

Description copied from interface: SelectionContext

Sets a new selection.

Parameters:

selection - The new selection.

insert

public void insert(Transferable transferable)
            throws IOException,
UnsupportedFlavorException

Description copied from interface: SelectionContext

Inserts a selection represented by the given Transferable into this context.

Specified by:

insert in interface SelectionContext

Overrides:

insert in class AbstractSelectionContext

Parameters:

transferable - The transferable object.

Throws:

IOException - if an I/O error occurs

UnsupportedFlavorException

See Also:

• SelectionContext.canInsert(java.awt.datatransfer.Transferable)
• Selection.createTransferable(boolean)
• ClipboardOwner.lostOwnership(java.awt.datatransfer.Clipboard, java.awt.datatransfer.Transferable)

canInsert

public boolean canInsert(Transferable contents)

Description copied from interface: SelectionContext

Tests whether the current contents (e.g. from clipboard, drag and drop) can be inserted into this selection context.

Specified by:

canInsert in interface SelectionContext

Overrides:

canInsert in class AbstractSelectionContext

Parameters:

contents - The contents.

Returns:

true if the given contents can be inserted into this context.

See Also:

• SelectionContext.insert(Transferable)

canDeleteSelection

public boolean canDeleteSelection()

Specified by:

canDeleteSelection in interface SelectionContext

Overrides:

canDeleteSelection in class AbstractSelectionContext

Returns:

true if the current selection can be deleted.

See Also:

• SelectionContext.deleteSelection()

deleteSelection

public void deleteSelection()

Description copied from interface: SelectionContext

Deletes the current selection.

Specified by:

deleteSelection in interface SelectionContext

Overrides:

deleteSelection in class AbstractSelectionContext

See Also:

• SelectionContext.canDeleteSelection()

getList

public JList getList()

setList

public void setList(JList list)

handleListSelectionChange

protected void handleListSelectionChange(ListSelectionEvent event)