LookAndFeelManager.java

package org.jmeld.ui.util;

import com.jgoodies.looks.plastic.Plastic3DLookAndFeel;
import com.jgoodies.looks.plastic.PlasticLookAndFeel;
import com.jidesoft.plaf.LookAndFeelFactory;
import org.jmeld.JMeld;
import org.jmeld.settings.JMeldSettings;
import org.jmeld.util.ObjectUtil;

import javax.swing.*;
import java.awt.*;
import java.util.ArrayList;
import java.util.List;

public class LookAndFeelManager {
    // Class variables:
    private static LookAndFeelManager instance;

    private LookAndFeelManager() {
        init();
    }

    public static LookAndFeelManager getInstance() {
        if (instance == null) {
            instance = new LookAndFeelManager();
        }
        return instance;
    }

    private void init() {
        try {
            PlasticLookAndFeel.setTabStyle(PlasticLookAndFeel.TAB_STYLE_METAL_VALUE);
            System.setProperty(PlasticLookAndFeel.DEFAULT_THEME_KEY, "MySkyBluer");
            UIManager.installLookAndFeel("JGoodies Plastic 3D", "com.jgoodies.looks.plastic.Plastic3DLookAndFeel");
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    public void install() {
        String version;
        Plastic3DLookAndFeel plastic;
        String lookAndFeelName;
        String lookAndFeelClassName;
        Component root;

        try {
            lookAndFeelClassName = getDefaultLookAndFeelClassName();

            // Try the preferred look and feel:
            lookAndFeelName = JMeldSettings.getInstance().getEditor().getLookAndFeelName();
            for (UIManager.LookAndFeelInfo info : UIManager.getInstalledLookAndFeels()) {
                if (ObjectUtil.equals(info.getName(), lookAndFeelName)) {
                    lookAndFeelClassName = info.getClassName();
                    break;
                }
            }

            UIManager.setLookAndFeel(lookAndFeelClassName);
            LookAndFeelFactory.installJideExtension();

            root = SwingUtilities.getRoot(JMeld.getJMeldPanel());
            if (root != null) {
                SwingUtilities.updateComponentTreeUI(root);
            }
        } catch (Exception e) {
        }
    }

    public String getInstalledLookAndFeelName() {
        LookAndFeel lf;

        lf = UIManager.getLookAndFeel();

        // WATCH OUT:
        //   The lookandfeel can be registered in the UIManager with a different
        //   name than the lookAndFeel.getName() (Is this a bug?)

        for (UIManager.LookAndFeelInfo info : UIManager.getInstalledLookAndFeels()) {
            if (ObjectUtil.equals(info.getClassName(), lf.getClass().getName())) {
                return info.getName();
            }
        }

        // This should never happen!
        return lf.getName();
    }

    private String getDefaultLookAndFeelClassName() {
        if (System.getProperty("java.version").startsWith("1.7")) {
            return UIManager.getSystemLookAndFeelClassName();
        }

        return Plastic3DLookAndFeel.class.getName();
    }

    public List<String> getInstalledLookAndFeels() {
        List<String> result;

        result = new ArrayList<String>();
        for (UIManager.LookAndFeelInfo info : UIManager.getInstalledLookAndFeels()) {
            result.add(info.getName());
        }

        return result;
    }
}