com.xemantic.tadedon.gwt.activity.client.WindowTitleManager.java Source code

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Here is the source code for com.xemantic.tadedon.gwt.activity.client.WindowTitleManager.java

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/*
 * Copyright 2010 Xemantic
 *
 * 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.xemantic.tadedon.gwt.activity.client;

import com.google.gwt.activity.shared.Activity;
import com.google.gwt.event.shared.EventBus;
import com.google.gwt.user.client.Window;
import com.xemantic.tadedon.gwt.activity.shared.ActivityChangeEvent;
import com.xemantic.tadedon.gwt.activity.shared.HasActivityDescription;

/**
 * 
 * <p>
 * Created on Nov 13, 2010
 *
 * @author hshsce
 */
public class WindowTitleManager {

    private String m_prefix = "";

    private String m_suffix = "";

    public void setTitlePrefix(String prefix) {
        m_prefix = prefix;
    }

    public void setTitleSuffix(String suffix) {
        m_suffix = suffix;
    }

    public String getTitlePrefix() {
        return m_prefix;
    }

    public String getTitleSuffix() {
        return m_suffix;
    }

    public void start(EventBus eventBus) {
        eventBus.addHandler(ActivityChangeEvent.TYPE, new ActivityChangeEvent.Handler() {
            @Override
            public void onActivityChange(ActivityChangeEvent event) {
                Activity activity = event.getActivity();
                if (activity instanceof HasActivityDescription) {
                    String description = ((HasActivityDescription) activity).getActivityDescription();
                    Window.setTitle(m_prefix + description + m_suffix);
                }
            }
        });
    }

}