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/*******************************************************************************
* Copyright (c) 2000, 2015 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.jface.viewers;
/**
* Interface common to all objects that provide a selection.
*
* @see ISelection
* @see ISelectionChangedListener
* @see SelectionChangedEvent
*/
public interface ISelectionProvider {
/**
* Adds a listener for selection changes in this selection provider.
* Has no effect if an identical listener is already registered.
*
* @param listener a selection changed listener
*/
public void addSelectionChangedListener(ISelectionChangedListener listener);
/**
* Returns the current selection for this provider.
*
* @return the current selection
*/
public ISelection getSelection();
/**
* Removes the given selection change listener from this selection provider.
* Has no effect if an identical listener is not registered.
*
* @param listener a selection changed listener
*/
public void removeSelectionChangedListener(
ISelectionChangedListener listener);
/**
* Sets the current selection for this selection provider.
*
* @param selection the new selection
*/
public void setSelection(ISelection selection);
}