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package org.lcdproc.lcdjava;

/**

* Abstract Widget for displaying Bars.

* <p>Copyright (c) 2004-2005 Darren Greaves.

* @author Darren Greaves

* @version $Id: BarWidget.java,v 1.2 2005-03-03 14:13:16 boncey Exp $

*/

public abstract class BarWidget extends PositionalWidget

{

/**

* Version details.

*/

public static final String CVSID =

"$Id: BarWidget.java,v 1.2 2005-03-03 14:13:16 boncey Exp $";

/**

* The length of the Widget.

*/

private int _length;

/**

* Constructor.

* @param id the of the Widget.

* @param screen the Screen that knows about this Widget.

*/

protected BarWidget(int id, Screen screen)

{

super(id, screen);

}

/**

* Set the Widget length.

* @param length the Widget length.

*/

public void setLength(int length)

{

_length = length;

update();

}

/**

* Get the Widget length.

* @return the Widget length.

*/

public int getLength()

{

return _length;

}

/**

* Return the data this Widget needs to update itself.

* @return the data to update this Widget.

*/

public String getData()

{

return super.getData() + _length;

}

}