/*******************************************************************************
 * Copyright (c) 2000, 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 dwt.custom.TextChangingEvent;

import dwt.dwthelper.utils;


import dwt.events.TypedEvent;
import dwt.custom.StyledTextContent;
import dwt.custom.StyledTextEvent;

/**
 * This event is sent by the StyledTextContent implementor when a change
 * to the text is about to occur.
 *
 * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a>
 */
public class TextChangingEvent : TypedEvent {
    /**
     * Start offset of the text that is going to be replaced
     */
    public int start;
    /**
     * Text that is going to be inserted or empty string
     * if no text will be inserted
     */
    public String newText;
    /**
     * Length of text that is going to be replaced
     */
    public int replaceCharCount;
    /**
     * Length of text that is going to be inserted
     */
    public int newCharCount;
    /**
     * Number of lines that are going to be replaced
     */
    public int replaceLineCount;
    /**
     * Number of new lines that are going to be inserted
     */
    public int newLineCount;

    static final long serialVersionUID = 3257290210114352439L;

/**
 * Create the TextChangedEvent to be used by the StyledTextContent implementor.
 * <p>
 *
 * @param source the object that will be sending the new TextChangingEvent,
 *  cannot be null
 */
public this(StyledTextContent source) {
    super( cast(Object)source);
}
this(StyledTextContent source, StyledTextEvent e) {
    super( cast(Object)source);
    start = e.start;
    replaceCharCount = e.replaceCharCount;
    newCharCount = e.newCharCount;
    replaceLineCount = e.replaceLineCount;
    newLineCount = e.newLineCount;
    newText = e.text;
}

}