Package com.bc.ceres.swing.figure.support

Class FigureSelectionContext

java.lang.Object

com.bc.ceres.core.ExtensibleObject

com.bc.ceres.swing.figure.support.FigureSelectionContext

All Implemented Interfaces:

Extensible, SelectionChangeEmitter, SelectionContext, SelectionSource

public class FigureSelectionContext
extends ExtensibleObject
implements SelectionContext

Constructor Summary

Constructors

Constructor	Description
FigureSelectionContext(FigureEditor figureEditor)
FigureSelectionContext(FigureEditor figureEditor, FigureCollection figureCollection, FigureSelection figureSelection)

Method Summary

Modifier and Type	Method	Description
void	addSelectionChangeListener(SelectionChangeListener listener)	Adds a selection change listener to this emitter.
boolean	canDeleteSelection()
boolean	canInsert(Transferable contents)	Tests whether the current contents (e.g.
boolean	canSelectAll()
void	deleteSelection()	Deletes the current selection.
FigureCollection	getFigureCollection()
FigureEditor	getFigureEditor()
FigureSelection	getFigureSelection()
Selection	getSelection()
SelectionChangeListener[]	getSelectionChangeListeners()	Gets all registered selection change listeners.
void	insert(Transferable contents)	Inserts a selection represented by the given Transferable into this context.
void	removeSelectionChangeListener(SelectionChangeListener listener)	Removes a selection change listener from this emitter.
void	selectAll()	Selects all items.
void	setSelection(Selection selection)	Sets a new selection.

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

FigureSelectionContext

public FigureSelectionContext(FigureEditor figureEditor)

FigureSelectionContext

public FigureSelectionContext(FigureEditor figureEditor,
 FigureCollection figureCollection,
 FigureSelection figureSelection)

Method Details

getFigureEditor

public FigureEditor getFigureEditor()

getFigureCollection

public FigureCollection getFigureCollection()

getFigureSelection

public FigureSelection getFigureSelection()

getSelection

public Selection getSelection()

Specified by:

getSelection in interface SelectionSource

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.

Specified by:

setSelection in interface SelectionContext

Parameters:

selection - The new selection.

addSelectionChangeListener

public void addSelectionChangeListener(SelectionChangeListener listener)

Description copied from interface: SelectionChangeEmitter

Adds a selection change listener to this emitter.

Specified by:

addSelectionChangeListener in interface SelectionChangeEmitter

Parameters:

listener - The listener.

removeSelectionChangeListener

public void removeSelectionChangeListener(SelectionChangeListener listener)

Description copied from interface: SelectionChangeEmitter

Removes a selection change listener from this emitter.

Specified by:

removeSelectionChangeListener in interface SelectionChangeEmitter

Parameters:

listener - The listener.

getSelectionChangeListeners

public SelectionChangeListener[] getSelectionChangeListeners()

Description copied from interface: SelectionChangeEmitter

Gets all registered selection change listeners.

Specified by:

getSelectionChangeListeners in interface SelectionChangeEmitter

Returns:

An array containing all registered listeners.

insert

public void insert(Transferable contents)
            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

Parameters:

contents - 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)

canDeleteSelection

public boolean canDeleteSelection()

Specified by:

canDeleteSelection in interface SelectionContext

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

See Also:

• SelectionContext.canDeleteSelection()

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

Parameters:

contents - The contents.

Returns:

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

See Also:

• SelectionContext.insert(Transferable)

selectAll

public void selectAll()

Description copied from interface: SelectionContext

Selects all items.

Specified by:

selectAll in interface SelectionContext

See Also:

• SelectionContext.canSelectAll()

canSelectAll

public boolean canSelectAll()

Specified by:

canSelectAll in interface SelectionContext

Returns:

true if all items can be selected.

See Also:

• SelectionContext.selectAll()