// This Source Code is in the Public Domain per: http://litesoft.org/License.txt
package org.litesoft.GWT.client.iconservice;

import org.litesoft.commonfoundation.typeutils.*;

public class IconServiceLocator
{
    private static IconService sInstance = NullIconService.NULL;

    public static IconService get()
    {
        return sInstance;
    }

    public static void set( IconService pInstance )
    {
        sInstance = (pInstance != null) ? pInstance : NullIconService.NULL;
    }

    private static class NullIconService implements IconService
    {
        private static final NullIconService NULL = new NullIconService();

        private Definition mDefinition = new DefinitionImpl(
                "common/images/windowbar/NullIconService.gif",
                                                             "common/images/windowbar/NullIconService24.gif",
                                                             "Title: NullIconService" );

        public DefinitionPlus getDefinition( String pFloaterFactoryRef, String pCurrentFloaterTitle )
        {
            return new DefinitionPlus( Strings.isNotNullOrEmpty( pFloaterFactoryRef ), //
                                       pCurrentFloaterTitle, mDefinition );
        }
    }
}