com.google.gwt.gen2.logging.handler.client.SimpleLogHandler.java Source code

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Here is the source code for com.google.gwt.gen2.logging.handler.client.SimpleLogHandler.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.gen2.logging.handler.client;

import com.google.gwt.gen2.logging.shared.LogEvent;
import com.google.gwt.gen2.logging.shared.LogFormatter;
import com.google.gwt.user.client.ui.HTML;
import com.google.gwt.user.client.ui.Label;
import com.google.gwt.user.client.ui.VerticalPanel;

/**
 * A simple widget log handler to display log messages.
 */
public class SimpleLogHandler extends ScrollableLogHandler<VerticalPanel> {
    private LogFormatter formatter;

    /**
     * Constructor.
     * 
     */
    public SimpleLogHandler() {
        this(LogFormatter.HTML);
    }

    /**
     * Constructor.
     * 
     * @param formatter log formatter to use
     */
    public SimpleLogHandler(LogFormatter formatter) {
        super("gwt-SimpleLogHandler");
        this.formatter = formatter;
    }

    public void onLog(LogEvent event) {
        Label message;
        if (formatter.isHtml()) {
            message = new HTML(formatter.format(event));
        } else {
            message = new Label(formatter.format(event));
        }
        getContents().add(message);
    }

    /**
     * Creates the internal panel's contents.
     */
    @Override
    protected VerticalPanel createContents() {
        return new VerticalPanel();
    }

}