Package org.eclipse.handly.ui.viewer

Class DelegatingSelectionProvider

java.lang.Object

org.eclipse.handly.ui.viewer.DelegatingSelectionProvider

All Implemented Interfaces:

org.eclipse.jface.viewers.IPostSelectionProvider, org.eclipse.jface.viewers.ISelectionProvider

public class DelegatingSelectionProvider
extends Object
implements org.eclipse.jface.viewers.IPostSelectionProvider

An implementation of IPostSelectionProvider that delegates to another selection provider, which can be replaced dynamically. Notifies the registered listeners when the delegate's selection changes.

Constructor Summary

Constructors

Constructor	Description
DelegatingSelectionProvider()

Method Summary

Modifier and Type	Method	Description
void	addPostSelectionChangedListener(org.eclipse.jface.viewers.ISelectionChangedListener listener)
void	addSelectionChangedListener(org.eclipse.jface.viewers.ISelectionChangedListener listener)
protected final org.eclipse.jface.viewers.ISelectionProvider	getDelegate()	Returns the selection provider currently used for delegation.
org.eclipse.jface.viewers.ISelection	getSelection()
protected org.eclipse.jface.viewers.SelectionChangedEvent	newSelectionChangedEvent(org.eclipse.jface.viewers.ISelection selection)	Returns a new SelectionChangedEvent for the given selection.
void	removePostSelectionChangedListener(org.eclipse.jface.viewers.ISelectionChangedListener listener)
void	removeSelectionChangedListener(org.eclipse.jface.viewers.ISelectionChangedListener listener)
void	setDelegate(org.eclipse.jface.viewers.ISelectionProvider newDelegate)	Sets a new selection provider to delegate to.
void	setSelection(org.eclipse.jface.viewers.ISelection selection)

Methods inherited from class java.lang.Object

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

Constructor Details

DelegatingSelectionProvider

public DelegatingSelectionProvider()

Method Details

setDelegate

public void setDelegate(org.eclipse.jface.viewers.ISelectionProvider newDelegate)

Sets a new selection provider to delegate to.

Parameters:

newDelegate - may be null

addSelectionChangedListener

public void addSelectionChangedListener(org.eclipse.jface.viewers.ISelectionChangedListener listener)

Specified by:

addSelectionChangedListener in interface org.eclipse.jface.viewers.ISelectionProvider

removeSelectionChangedListener

public void removeSelectionChangedListener(org.eclipse.jface.viewers.ISelectionChangedListener listener)

Specified by:

removeSelectionChangedListener in interface org.eclipse.jface.viewers.ISelectionProvider

addPostSelectionChangedListener

public void addPostSelectionChangedListener(org.eclipse.jface.viewers.ISelectionChangedListener listener)

Specified by:

addPostSelectionChangedListener in interface org.eclipse.jface.viewers.IPostSelectionProvider

removePostSelectionChangedListener

public void removePostSelectionChangedListener(org.eclipse.jface.viewers.ISelectionChangedListener listener)

Specified by:

removePostSelectionChangedListener in interface org.eclipse.jface.viewers.IPostSelectionProvider

getSelection

public org.eclipse.jface.viewers.ISelection getSelection()

Specified by:

getSelection in interface org.eclipse.jface.viewers.ISelectionProvider

setSelection

public void setSelection(org.eclipse.jface.viewers.ISelection selection)

Specified by:

setSelection in interface org.eclipse.jface.viewers.ISelectionProvider

getDelegate

protected final org.eclipse.jface.viewers.ISelectionProvider getDelegate()

Returns the selection provider currently used for delegation.

Returns:

the delegate selection provider (may be null)

newSelectionChangedEvent

protected org.eclipse.jface.viewers.SelectionChangedEvent newSelectionChangedEvent(org.eclipse.jface.viewers.ISelection selection)

Returns a new SelectionChangedEvent for the given selection.

Default implementation returns new SelectionChangedEvent(this, selection).

Parameters:

selection - not null

Returns:

the created event (never null)