com.sun.webkit.event.WCKeyEvent Maven / Gradle / Ivy
The newest version!
/*
* Copyright (c) 2011, 2016, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package com.sun.webkit.event;
import java.lang.annotation.Native;
public final class WCKeyEvent {
// Event types
@Native public static final int KEY_TYPED = 0;
@Native public static final int KEY_PRESSED = 1;
@Native public static final int KEY_RELEASED = 2;
// Windows virtual key code constants used by WebKit Java port
@Native public static final int VK_BACK = 0x08;
@Native public static final int VK_TAB = 0x09;
@Native public static final int VK_RETURN = 0x0D;
@Native public static final int VK_ESCAPE = 0x1B;
@Native public static final int VK_PRIOR = 0x21;
@Native public static final int VK_NEXT = 0x22;
@Native public static final int VK_END = 0x23;
@Native public static final int VK_HOME = 0x24;
@Native public static final int VK_LEFT = 0x25;
@Native public static final int VK_UP = 0x26;
@Native public static final int VK_RIGHT = 0x27;
@Native public static final int VK_DOWN = 0x28;
@Native public static final int VK_INSERT = 0x2D;
@Native public static final int VK_DELETE = 0x2E;
@Native public static final int VK_OEM_PERIOD = 0xBE;
private final int type;
private final long when;
private final String text;
private final String keyIdentifier;
private final int windowsVirtualKeyCode;
private final boolean shift;
private final boolean ctrl;
private final boolean alt;
private final boolean meta;
public WCKeyEvent(int type, String text, String keyIdentifier,
int windowsVirtualKeyCode, boolean shift, boolean ctrl,
boolean alt, boolean meta, long when)
{
this.type = type;
this.text = text;
this.keyIdentifier = keyIdentifier;
this.windowsVirtualKeyCode = windowsVirtualKeyCode;
this.shift = shift;
this.ctrl = ctrl;
this.alt = alt;
this.meta = meta;
this.when = when;
}
public int getType() { return type; }
public long getWhen() { return when; }
public String getText() { return text; }
public String getKeyIdentifier() { return keyIdentifier; }
public int getWindowsVirtualKeyCode() { return windowsVirtualKeyCode; }
public boolean isShiftDown() { return shift; }
public boolean isCtrlDown() { return ctrl; }
public boolean isAltDown() { return alt; }
public boolean isMetaDown() { return meta; }
public static boolean filterEvent(WCKeyEvent ke) {
if (ke.getType() == KEY_TYPED) {
String text = ke.getText();
if (text == null || text.length() != 1) {
return true;
}
char kc = text.charAt(0);
// don't send KEY_TYPED events to WebKit for some control keys
// like DELETE, BACKSPACE, etc.
if ((kc == '\b') || (kc == '\n') || (kc == '\t') ||
(kc == '\uffff') || (kc == '\u0018') || (kc == '\u001b') || (kc == '\u007f'))
{
return true;
}
}
return false;
}
}