/*
*
*
* Copyright 1990-2009 Sun Microsystems, Inc. All Rights Reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License version
* 2 only, as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License version 2 for more details (a copy is
* included at /legal/license.txt).
*
* You should have received a copy of the GNU General Public License
* version 2 along with this work; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
* Clara, CA 95054 or visit www.sun.com if you need additional
* information or have any questions.
*/
package javax.microedition.lcdui;
/**
* Implementation class for <code>TickerLF</code> interface.
*/
class TickerLFImpl implements TickerLF {
/**
* Constructs a new <code>TickerLFImpl</code> object for a given
* <code>Ticker</code>.
*
* @param ticker <code>Ticker</code> object for which L&F has
* to be created
*/
TickerLFImpl(Ticker ticker) {
this.ticker = ticker;
}
/**
* This is needed in order to delegate the string setting to
* <code>DisplayableLFImpl</code>.
*
* @param owner the last <code>Displayable</code> this ticker was set to
*/
public void lSetOwner(DisplayableLF owner) {
this.owner = (DisplayableLFImpl)owner;
}
/**
* Change the string set to this ticker.
*
* @param str string to set on this ticker.
*/
public void lSetString(String str) {
// this method should have no effect if this ticker is not owned
// by the current displayable. This is checked by DisplayableLFImpl
if (owner != null) {
owner.tickerTextChanged(ticker);
}
}
/**
* <code>Ticker</code> object that corresponds to this Look & Feel
* object.
*/
private Ticker ticker;
/** The last <code>Displayable</code> this ticker was set to. */
private DisplayableLFImpl owner = null;
}