jdk/src/share/classes/java/awt/event/MouseWheelEvent.java
changeset 16734 da1901d79073
parent 12813 c10ab96dcf41
equal deleted inserted replaced
16733:9267ec7004a1 16734:da1901d79073
     1 /*
     1 /*
     2  * Copyright (c) 2000, 2008, Oracle and/or its affiliates. All rights reserved.
     2  * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.
     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
     4  *
     4  *
     5  * This code is free software; you can redistribute it and/or modify it
     5  * This code is free software; you can redistribute it and/or modify it
     6  * under the terms of the GNU General Public License version 2 only, as
     6  * under the terms of the GNU General Public License version 2 only, as
     7  * published by the Free Software Foundation.  Oracle designates this
     7  * published by the Free Software Foundation.  Oracle designates this
    25 
    25 
    26 package java.awt.event;
    26 package java.awt.event;
    27 
    27 
    28 import java.awt.Component;
    28 import java.awt.Component;
    29 
    29 
    30 import javax.tools.annotation.GenerateNativeHeader;
    30 import java.lang.annotation.Native;
    31 
    31 
    32 /**
    32 /**
    33  * An event which indicates that the mouse wheel was rotated in a component.
    33  * An event which indicates that the mouse wheel was rotated in a component.
    34  * <P>
    34  * <P>
    35  * A wheel mouse is a mouse which has a wheel in place of the middle button.
    35  * A wheel mouse is a mouse which has a wheel in place of the middle button.
    97  * @see javax.swing.JScrollPane
    97  * @see javax.swing.JScrollPane
    98  * @see javax.swing.JScrollPane#setWheelScrollingEnabled(boolean)
    98  * @see javax.swing.JScrollPane#setWheelScrollingEnabled(boolean)
    99  * @since 1.4
    99  * @since 1.4
   100  */
   100  */
   101 
   101 
   102 /* No native methods here, but the constants are needed in the supporting JNI code */
       
   103 @GenerateNativeHeader
       
   104 public class MouseWheelEvent extends MouseEvent {
   102 public class MouseWheelEvent extends MouseEvent {
   105 
   103 
   106     /**
   104     /**
   107      * Constant representing scrolling by "units" (like scrolling with the
   105      * Constant representing scrolling by "units" (like scrolling with the
   108      * arrow keys)
   106      * arrow keys)
   109      *
   107      *
   110      * @see #getScrollType
   108      * @see #getScrollType
   111      */
   109      */
   112     public static final int WHEEL_UNIT_SCROLL = 0;
   110     @Native public static final int WHEEL_UNIT_SCROLL = 0;
   113 
   111 
   114     /**
   112     /**
   115      * Constant representing scrolling by a "block" (like scrolling
   113      * Constant representing scrolling by a "block" (like scrolling
   116      * with page-up, page-down keys)
   114      * with page-up, page-down keys)
   117      *
   115      *
   118      * @see #getScrollType
   116      * @see #getScrollType
   119      */
   117      */
   120     public static final int WHEEL_BLOCK_SCROLL = 1;
   118     @Native public static final int WHEEL_BLOCK_SCROLL = 1;
   121 
   119 
   122     /**
   120     /**
   123      * Indicates what sort of scrolling should take place in response to this
   121      * Indicates what sort of scrolling should take place in response to this
   124      * event, based on platform settings.  Legal values are:
   122      * event, based on platform settings.  Legal values are:
   125      * <ul>
   123      * <ul>