examples/Tutorial/src/tutorial/hangman/Home.java

/*
 *  ====================================================================
 *  The Apache Software License, Version 1.1
 *
 *  Copyright (c) 2002 The Apache Software Foundation.  All rights
 *  reserved.
 *
 *  Redistribution and use in source and binary forms, with or without
 *  modification, are permitted provided that the following conditions
 *  are met:
 *
 *  1. Redistributions of source code must retain the above copyright
 *  notice, this list of conditions and the following disclaimer.
 *
 *  2. Redistributions in binary form must reproduce the above copyright
 *  notice, this list of conditions and the following disclaimer in
 *  the documentation and/or other materials provided with the
 *  distribution.
 *
 *  3. The end-user documentation included with the redistribution,
 *  if any, must include the following acknowledgment:
 *  "This product includes software developed by the
 *  Apache Software Foundation (http://www.apache.org/)."
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 *  if and wherever such third-party acknowledgments normally appear.
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 *  ====================================================================
 *
 *  This software consists of voluntary contributions made by many
 *  individuals on behalf of the Apache Software Foundation.  For more
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 */
package tutorial.hangman;

import net.sf.tapestry.IRequestCycle;
import net.sf.tapestry.html.BasePage;

/**
 *
 *  The home page for the hangman application, allows a new game to
 *  start after selecting the difficulty.
 *
 *  @version $Id$
 *  @author Howard Lewis Ship
 *
 **/

public class Home extends BasePage
{
    public static final int EASY = 10;
    public static final int MEDIUM = 5;
    public static final int HARD = 3;

    private int misses;
    private String error;

    public void detach()
    {
        misses = 0;
        error = null;

        super.detach();
    }

    public int getMisses()
    {
        return misses;
    }

    public void setMisses(int value)
    {
        misses = value;

        fireObservedChange("misses", value);
    }

    public String getError()
    {
        return error;
    }

    public void formSubmit(IRequestCycle cycle)
    {
        if (misses == 0)
        {
            error = "Please select a game difficulty.";
            return;
        }

        Visit visit = (Visit) getVisit();

        visit.start(misses);

        cycle.setPage("Guess");
    }

}