root/dwt/events/MouseEvent.d

/*******************************************************************************
 * 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.events.MouseEvent;


import dwt.widgets.Event;
import dwt.events.TypedEvent;

import tango.text.convert.Format;
import dwt.dwthelper.utils;

/**
 * Instances of this class are sent whenever mouse
 * related actions occur. This includes mouse buttons
 * being pressed and released, the mouse pointer being
 * moved and the mouse pointer crossing widget boundaries.
 * <p>
 * Note: The <code>button</code> field is an integer that
 * represents the mouse button number.  This is not the same
 * as the <code>DWT</code> mask constants <code>BUTTONx</code>.
 * </p>
 *
 * @see MouseListener
 * @see MouseMoveListener
 * @see MouseTrackListener
 * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a>
 */

public class MouseEvent : TypedEvent {

    /**
     * the button that was pressed or released; 1 for the
     * first button, 2 for the second button, and 3 for the
     * third button, etc.
     */
    public int button;

    /**
     * the state of the keyboard modifier keys at the time
     * the event was generated
     */
    public int stateMask;

    /**
     * the widget-relative, x coordinate of the pointer
     * at the time the mouse button was pressed or released
     */
    public int x;

    /**
     * the widget-relative, y coordinate of the pointer
     * at the time the mouse button was pressed or released
     */
    public int y;

    /**
     * the number times the mouse has been clicked, as defined
     * by the operating system; 1 for the first click, 2 for the
     * second click and so on.
     *
     * @since 3.3
     */
    public int count;

    //static final long serialVersionUID = 3257288037011566898L;

/**
 * Constructs a new instance of this class based on the
 * information in the given untyped event.
 *
 * @param e the untyped event containing the information
 */
public this(Event e) {
    super(e);
    this.x = e.x;
    this.y = e.y;
    this.button = e.button;
    this.stateMask = e.stateMask;
    this.count = e.count;
}

/**
 * Returns a string containing a concise, human-readable
 * description of the receiver.
 *
 * @return a string representation of the event
 */
public override String toString() {
    return Format( "{} button={} stateMask={} x={} y={} count={}}",
        super.toString[ 0 .. $-1 ],
        button, stateMask, x, y, count );
}
}