/*
 *   
 *
 * Copyright  1990-2007 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;

/**
 * Look and Feel interface used by Ticker.
 * <p>
 * See <a href="doc-files/naming.html">Naming Conventions</a>
 * for information about method naming conventions.
 */
interface TickerLF {

    /**
     * Allows TickerLFImpl to have access to DisplayableLFImpl and vice versa.
     * This is
     * needed for implementations where the ticker is operated through the
     * Displayable directly.
     * @param owner the last Displayable this ticker was set to
     */
    public void lSetOwner(DisplayableLF owner);

    /**
     * Notifies TickerLF implementation class of a new ticker string set.
     * If this ticker is active
     * and is on the display, it immediately begins showing the new string.
     * @param str string to be set for the <code>Ticker</code>
     * it is guaranteed to be non-null
     */
    void lSetString(String str);
}