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/* KeyEvent.java
Purpose:
Description:
History:
Tue Sep 27 09:15:39 2005, Created by tomyeh
Copyright (C) 2005 Potix Corporation. All Rights Reserved.
{{IS_RIGHT
This program is distributed under LGPL Version 2.1 in the hope that
it will be useful, but WITHOUT ANY WARRANTY.
}}IS_RIGHT
*/
package org.zkoss.zk.ui.event;
import java.util.Map;
import org.zkoss.zk.ui.Component;
import org.zkoss.zk.au.AuRequest;
import org.zkoss.zk.au.AuRequests;
/**
* Represents a key pressed by the user.
*
* @author tomyeh
*/
public class KeyEvent extends Event {
public static final int F1 = 112;
public static final int F2 = 113;
public static final int F3 = 114;
public static final int F4 = 115;
public static final int F5 = 116;
public static final int F6 = 117;
public static final int F7 = 118;
public static final int F8 = 119;
public static final int F9 = 120;
public static final int F10 = 121;
public static final int F11 = 122;
public static final int F12 = 123;
public static final int PAGE_UP = 33;
public static final int PAGE_DOWN = 34;
public static final int END = 35;
public static final int HOME = 36;
public static final int LEFT = 37;
public static final int UP = 38;
public static final int RIGHT = 39;
public static final int DOWN = 40;
public static final int INSERT = 45;
public static final int DELETE = 46;
/** Converts an AU request to a key event.
* @since 5.0.0
*/
public static final KeyEvent getKeyEvent(AuRequest request) {
final Map data = request.getData();
return new KeyEvent(request.getCommand(), request.getComponent(),
AuRequests.getInt(data, "keyCode", 0), AuRequests.getBoolean(data, "ctrlKey"),
AuRequests.getBoolean(data, "shiftKey"), AuRequests.getBoolean(data, "altKey"),
request.getDesktop().getComponentByUuidIfAny((String)data.get("reference")));
}
private final int _keyCode;
private final boolean _ctrlKey, _shiftKey, _altKey;
private final Component _ref;
public KeyEvent(String name, Component target, int keyCode,
boolean ctrlKey, boolean shiftKey, boolean altKey) {
this(name, target, keyCode, ctrlKey, shiftKey, altKey, null);
}
/** Constructs a mouse relevant event.
*/
public KeyEvent(String name, Component target, int keyCode,
boolean ctrlKey, boolean shiftKey, boolean altKey, Component ref) {
super(name, target);
_keyCode = keyCode;
_ctrlKey = ctrlKey;
_shiftKey = shiftKey;
_altKey = altKey;
_ref = ref;
}
/** Returns the key code.
*/
public final int getKeyCode() {
return _keyCode;
}
/** Returns whether CTRL is pressed.
*/
public final boolean isCtrlKey() {
return _ctrlKey;
}
/** Returns whether SHIFT is pressed.
*/
public final boolean isShiftKey() {
return _shiftKey;
}
/** Returns whether ALT is pressed.
*/
public final boolean isAltKey() {
return _altKey;
}
/**
* Returns the reference item that is the component causing the key event to
* be fired.
*
* @since 3.0.6
*/
public Component getReference() {
return _ref;
}
}
