source: other-projects/trunk/realistic-books/packages/AntInstaller/src/org/tp23/antinstaller/renderer/swing/plaf/LookAndFeelFactory.java@ 19253

/* 
 * Copyright 2005 Paul Hinds
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.tp23.antinstaller.renderer.swing.plaf;

import java.lang.reflect.Method;

import javax.swing.LookAndFeel;
import javax.swing.UIManager;

import org.tp23.antinstaller.InstallerContext;
import org.tp23.antinstaller.input.OutputField;


/**
 * @author Paul Hinds
 * @version $Id: LookAndFeelFactory.java,v 1.9 2007/01/28 21:31:08 teknopaul Exp $
 */
public class LookAndFeelFactory {

    public static final String DEFAULT_LAF = "org.tp23.jgoodies.plaf.plastic.PlasticXPLookAndFeel";
    public static final String GREYMETAL_LAF = "greymetal";
    public static final String NATIVE_LAF = "native";
    public static final String JGOODIES_LAF = "jgoodies";
    public static final String NULL_LAF = "null";
    
    private final String specifiedLAF;
    private final InstallerContext ctx;
    /**
     * 
     */
    public LookAndFeelFactory(InstallerContext ctx) {
        this.ctx = ctx;
        this.specifiedLAF = ctx.getInstaller().getLookAndFeel();
    }

    public void setLAF(){
        String lafClassName = null;
        try{
            lafClassName = getLafFromToken(specifiedLAF);
            if(lafClassName == null){
                return;
            }
            LookAndFeel look = (LookAndFeel)Class.forName(lafClassName).newInstance();
            ctx.log("Setting look and feel:" + lafClassName);
            UIManager.setLookAndFeel(look);

            boolean antialias = OutputField.isTrue(ctx.getInstaller().getAntialiased());
            // Reflection used here to avoid dependencies on JGoodies
            if(antialias){
                Method setAntialiased = look.getClass().getMethod("setAntiAliased", new Class[]{boolean.class});
                if(setAntialiased != null){
                    ctx.log("Setting antialiasing:" + antialias);
                    // JDK1.5 warning fix
                    Object[] args = new Boolean[]{new Boolean(antialias)};
                    setAntialiased.invoke(null, args);
                }
            }
        }catch(Exception ex ){
            ctx.getLogger().log("Can not correctly set Look And Feel:" + ex.getMessage());
            ctx.getLogger().log(ctx.getInstaller(), ex);
        }
    }
    
    public static boolean isDefault(String laf){
        return ( laf == null || laf.equals(JGOODIES_LAF) || laf.equals(DEFAULT_LAF) );
    }
    /**
     * Gets a look and feel class name respecting the tokens supported
     * such as jgoodies, null, native and greymetal
     * @param token
     * @return look and feel class name
     */
    public static String getLafFromToken(String token) {
        String laf = null;
        if(token == null || token.equals(JGOODIES_LAF)) {
            laf = DEFAULT_LAF;
        }
        else if(token.equals(NULL_LAF)) {
            laf = null;
        }
        else if(token.equals(NATIVE_LAF)) {
            laf = UIManager.getSystemLookAndFeelClassName();
        }
        else if(token.equals(GREYMETAL_LAF)) {
            laf = "org.tp23.antinstaller.renderer.swing.plaf.ModMetalLookAndFeel";
        }
        else {
            laf = token;
        }
        return laf;
    }
}