tv.dyndns.kishibe.qmaclone.client.WidgetPositionSelecter.java Source code

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Here is the source code for tv.dyndns.kishibe.qmaclone.client.WidgetPositionSelecter.java

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//The MIT License
//
//Copyright (c) 2009 nodchip
//
//Permission is hereby granted, free of charge, to any person obtaining a copy
//of this software and associated documentation files (the "Software"), to deal
//in the Software without restriction, including without limitation the rights
//to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
//copies of the Software, and to permit persons to whom the Software is
//furnished to do so, subject to the following conditions:
//
//The above copyright notice and this permission notice shall be included in
//all copies or substantial portions of the Software.
//
//THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
//IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
//FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
//AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
//LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
//OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
//THE SOFTWARE.
package tv.dyndns.kishibe.qmaclone.client;

import com.google.gwt.user.client.Command;
import com.google.gwt.user.client.ui.MenuBar;
import com.google.gwt.user.client.ui.MenuItem;
import com.google.gwt.user.client.ui.SimplePanel;

public class WidgetPositionSelecter extends SimplePanel {
    private static final WidgetPositionSelecter instance = new WidgetPositionSelecter();

    public static WidgetPositionSelecter getIstance() {
        return instance;
    }

    private WidgetPositionSelecter() {
        addStyleName("positionSelecter");

        final MenuBar menu = new MenuBar(true);
        menu.setAnimationEnabled(true);
        menu.addItem(new MenuItem("", commandPositionTop));
        menu.addItem(new MenuItem("?", commandPositionChat));
        menu.addItem(new MenuItem("", commandPositionBottom));

        final MenuBar menuBar = new MenuBar(true);
        menu.setAnimationEnabled(true);
        menuBar.addItem("?", menu);

        setWidget(menuBar);
    }

    private Command commandPositionTop = new Command() {
        public void execute() {
            Controller.getInstance().scrollToTop();
        }
    };

    private Command commandPositionChat = new Command() {
        public void execute() {
            Controller.getInstance().scrollToChat();
        }
    };

    private Command commandPositionBottom = new Command() {
        public void execute() {
            Controller.getInstance().scrollToBottom();
        }
    };
}