/*******************************************************************************
 * Copyright (c) 2008 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
 * Port to the D programming language:
 *     Frank Benoit <benoit@tionex.de>
 *******************************************************************************/
module dwtx.jface.internal.text.DelayedInputChangeListener;

import dwt.dwthelper.utils;

import dwtx.jface.text.IDelayedInputChangeProvider;
import dwtx.jface.text.IInputChangedListener;


/**
 * A delayed input change listener that forwards delayed input changes to an information control replacer.
 * 
 * @since 3.4
 */
public final class DelayedInputChangeListener : IInputChangedListener {
    
    private final IDelayedInputChangeProvider fChangeProvider;
    private final InformationControlReplacer fInformationControlReplacer;

    /**
     * Creates a new listener.
     * 
     * @param changeProvider the information control with delayed input changes
     * @param informationControlReplacer the information control replacer, whose information control should get the new input
     */
    public DelayedInputChangeListener(IDelayedInputChangeProvider changeProvider, InformationControlReplacer informationControlReplacer) {
        fChangeProvider= changeProvider;
        fInformationControlReplacer= informationControlReplacer;
    }

    /*
     * @see dwtx.jface.text.IDelayedInputChangeListener#inputChanged(java.lang.Object)
     */
    public void inputChanged(Object newInput) {
        fChangeProvider.setDelayedInputChangeListener(null);
        fInformationControlReplacer.setDelayedInput(newInput);
    }
}