AWT/Swing merge from GNU Classpath.
From-SVN: r56147
This commit is contained in:
Bryce McKinlay
Bryce McKinlay
parent
097684ce62
commit
7bde45b2eb
490 changed files with 86038 additions and 9753 deletions
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@ -1,66 +1,226 @@
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/* Copyright (C) 1999, 2000 Free Software Foundation
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/* ActionEvent.java -- an action has been triggered
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Copyright (C) 1999, 2002 Free Software Foundation, Inc.
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This file is part of libjava.
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This file is part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA.
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library. Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module. An independent module is a module which is not derived from
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or based on this library. If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so. If you do not wish to do so, delete this
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exception statement from your version. */
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This software is copyrighted work licensed under the terms of the
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Libjava License. Please consult the file "LIBJAVA_LICENSE" for
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details. */
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package java.awt.event;
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import java.awt.*;
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/* Status: Believed complete and correct to JDK 1.2. */
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import java.awt.AWTEvent;
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import java.awt.EventQueue;
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/**
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* This event is generated when an action on a component (such as a
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* button press) occurs.
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*
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* @author Aaron M. Renn <arenn@urbanophile.com>
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* @see ActionListener
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* @since 1.1
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* @status updated to 1.4
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*/
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public class ActionEvent extends AWTEvent
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{
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/**
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* Compatible with JDK 1.1+.
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*/
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private static final long serialVersionUID = -7671078796273832149L;
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/** Bit mask indicating the shift key was pressed. */
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public static final int SHIFT_MASK = InputEvent.SHIFT_MASK;
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/** Bit mask indicating the control key was pressed. */
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public static final int CTRL_MASK = InputEvent.CTRL_MASK;
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/** Bit mask indicating the that meta key was pressed. */
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public static final int META_MASK = InputEvent.META_MASK;
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/** Bit mask indicating that the alt key was pressed. */
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public static final int ALT_MASK = InputEvent.ALT_MASK;
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/** The first id number in the range of action id's. */
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public static final int ACTION_FIRST = 1001;
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/** The last id number in the range of action id's. */
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public static final int ACTION_LAST = 1001;
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/** An event id indicating that an action has occurred. */
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public static final int ACTION_PERFORMED = 1001;
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public static final int ALT_MASK = 8;
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public static final int CTRL_MASK = 2;
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public static final int META_MASK = 4;
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public static final int SHIFT_MASK = 1;
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String cmd;
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int modifiers;
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/**
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* A nonlocalized string that gives more specific details of the event cause.
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*
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* @see #getActionCommand()
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* @serial the command for this event
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*/
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private final String actionCommand;
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public ActionEvent (Object source, int id, String command)
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/**
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* The bitmask of the modifiers that were pressed during the action.
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*
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* @see #getModifiers()
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* @serial modifiers for this event
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*/
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private final int modifiers;
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/**
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* The timestamp of this event; usually the same as the underlying input
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* event.
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*
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* @see #getWhen()
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* @serial the timestamp of the event
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* @since 1.4
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*/
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private final long when;
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/**
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* Initializes a new instance of <code>ActionEvent</code> with the
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* specified source, id, and command. Note that an invalid id leads to
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* unspecified results.
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*
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* @param source the event source
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* @param id the event id
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* @param command the command string for this action
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* @throws IllegalArgumentException if source is null
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*/
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public ActionEvent(Object source, int id, String command)
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{
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super(source, id);
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cmd = command;
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this(source, id, command, EventQueue.getMostRecentEventTime(), 0);
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}
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public ActionEvent (Object source, int id, String command, int modifiers)
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/**
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* Initializes a new instance of <code>ActionEvent</code> with the
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* specified source, id, command, and modifiers. Note that an invalid id
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* leads to unspecified results.
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*
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* @param source the event source
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* @param id the event id
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* @param command the command string for this action
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* @param modifiers the bitwise or of modifier keys down during the action
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* @throws IllegalArgumentException if source is null
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*/
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public ActionEvent(Object source, int id, String command, int modifiers)
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{
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this(source, id, command, EventQueue.getMostRecentEventTime(), modifiers);
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}
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/**
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* Initializes a new instance of <code>ActionEvent</code> with the
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* specified source, id, command, and modifiers, and timestamp. Note that
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* an invalid id leads to unspecified results.
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*
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* @param source the event source
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* @param id the event id
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* @param command the command string for this action
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* @param when the timestamp of the event
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* @param modifiers the bitwise or of modifier keys down during the action
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* @throws IllegalArgumentException if source is null
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* @since 1.4
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*/
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public ActionEvent(Object source, int id, String command, long when,
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int modifiers)
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{
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super(source, id);
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cmd = command;
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actionCommand = command;
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this.when = when;
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this.modifiers = modifiers;
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}
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public String getActionCommand ()
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/**
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* Returns the command string associated with this action.
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*
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* @return the command string associated with this action
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*/
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public String getActionCommand()
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{
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return cmd;
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return actionCommand;
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}
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public int getModifiers ()
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/**
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* Gets the timestamp of when this action took place. Usually, this
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* corresponds to the timestamp of the underlying InputEvent.
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*
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* @return the timestamp of this action
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* @since 1.4
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*/
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public long getWhen()
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{
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return when;
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}
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/**
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* Returns the keys held down during the action. This value will be a
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* combination of the bit mask constants defined in this class, or 0 if no
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* modifiers were pressed.
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*
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* @return the modifier bits
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*/
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public int getModifiers()
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{
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return modifiers;
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}
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public String paramString ()
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/**
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* Returns a string that identifies the action event. This is in the format
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* <code>"ACTION_PERFORMED,cmd=" + getActionCommand() + ",when=" + getWhen()
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* + ",modifiers=" + <modifier string></code>, where the modifier
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* string is in the order "Meta", "Ctrl", "Alt", "Shift", "Alt Graph", and
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* "Button1", separated by '+', according to the bits set in getModifiers().
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*
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* @return a string identifying the event
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*/
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public String paramString()
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{
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String r;
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switch (id)
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{
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case ACTION_PERFORMED:
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r = "ACTION_PERFORMED";
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break;
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default:
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r = "unknown type";
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break;
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}
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r += ",cmd=" + cmd;
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return r;
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StringBuffer s = new StringBuffer(id == ACTION_PERFORMED
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? "ACTION_PERFORMED,cmd="
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: "unknown type,cmd=");
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s.append(actionCommand).append(",when=").append(when).append("modifiers");
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int len = s.length();
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s.setLength(len + 1);
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if ((modifiers & META_MASK) != 0)
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s.append("+Meta");
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if ((modifiers & CTRL_MASK) != 0)
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s.append("+Ctrl");
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if ((modifiers & ALT_MASK) != 0)
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s.append("+Alt");
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if ((modifiers & SHIFT_MASK) != 0)
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s.append("+Shift");
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if ((modifiers & InputEvent.ALT_GRAPH_MASK) != 0)
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s.append("+Alt Graph");
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if ((modifiers & InputEvent.BUTTON1_MASK) != 0)
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s.append("+Button1");
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s.setCharAt(len, '=');
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return s.toString();
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}
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}
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} // class ActionEvent
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