com.google.gwt.event.dom.client.KeyPressEvent.java Source code

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Here is the source code for com.google.gwt.event.dom.client.KeyPressEvent.java

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/*
 * Copyright 2008 Google Inc.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
package com.google.gwt.event.dom.client;

/**
 * Represents a native key press event.
 */
public class KeyPressEvent extends KeyEvent<KeyPressHandler> {

    /**
     * Event type for key press events. Represents the meta-data associated with
     * this event.
     */
    private static final Type<KeyPressHandler> TYPE = new Type<KeyPressHandler>("keypress", new KeyPressEvent());

    /**
     * Gets the event type associated with key press events.
     * 
     * @return the handler type
     */
    public static Type<KeyPressHandler> getType() {
        return TYPE;
    }

    /**
     * Protected constructor, use
     * {@link DomEvent#fireNativeEvent(com.google.gwt.dom.client.NativeEvent, com.google.gwt.event.shared.HasHandlers)}
     * to fire key press events.
     */
    protected KeyPressEvent() {
    }

    @Override
    public final Type<KeyPressHandler> getAssociatedType() {
        return TYPE;
    }

    /**
     * Gets the char code for this event.
     * 
     * @return the char code
     */
    public char getCharCode() {
        return (char) getUnicodeCharCode();
    }

    /**
     * Gets the Unicode char code (code point) for this event.
     * 
     * @return the Unicode char code
     */
    public int getUnicodeCharCode() {
        return getNativeEvent().getCharCode();
    }

    @Override
    public String toDebugString() {
        return super.toDebugString() + "[" + getCharCode() + "]";
    }

    @Override
    protected void dispatch(KeyPressHandler handler) {
        handler.onKeyPress(this);
    }
}