Java Utililty Methods Swing Look and Feel

List of utility methods to do Swing Look and Feel

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Description

The list of methods to do Swing Look and Feel are organized into topic(s).

Method

booleanisWindowsModernLookAndFeel()
is Windows Modern Look And Feel 
if (!isWindowsXPLookAndFeel())
    return false;
String osName = System.getProperty("os.name"); 
return osName != null && (osName.contains("Windows 8") || osName.contains("Windows 10"));
booleanisWindowsUI()
Check if we are using one of the Windows Look and Feels. 
return isWindowsNewUI() || isWindowsClassicUI();
booleanisWindowsVistaLookAndFeel()
Determines if current Look and Feel is Windows XP LookAndFeel. 
if (!isWindowsLookAndFeel()) {
    return false;
boolean xpThemeActiveOS = Boolean.TRUE
        .equals(Toolkit.getDefaultToolkit().getDesktopProperty("win.xpstyle.themeActive")); 
boolean xpThemeDisabled = (System.getProperty("swing.noxp") != null); 
boolean vistaOs = System.getProperty("os.version").startsWith("6.0");
return ((xpThemeActiveOS) && (!xpThemeDisabled) && vistaOs);
...
booleanisWindowsXPLookAndFeel()
Determines if current L&F is Windows XP LookAndFeel 
if (!isWindowsLookAndFeel()) {
    return false;
boolean xpThemeActiveOS = Boolean.TRUE
        .equals(Toolkit.getDefaultToolkit().getDesktopProperty("win.xpstyle.themeActive")); 
boolean xpThemeDisabled = (System.getProperty("swing.noxp") != null); 
boolean vistaOs = System.getProperty("os.version").startsWith("6.0");
return ((xpThemeActiveOS) && (!xpThemeDisabled) && !vistaOs);
...
booleanisWinLAF()
is Win LAF 
return UIManager.getLookAndFeel() != null && "Windows".equals(UIManager.getLookAndFeel().getID());
booleanisWinLAF()
is Win LAF 
return UIManager.getLookAndFeel() != null && "Windows".equals(UIManager.getLookAndFeel().getName());
booleanisXP()
is XP 
if (isWindows()) {
    Boolean b = (Boolean) Toolkit.getDefaultToolkit().getDesktopProperty("win.xpstyle.themeActive");
    if (b != null && b)
        return true;
return false;
voidlistLookAndFeels()
list Look And Feels 
LookAndFeelInfo[] lafs = javax.swing.UIManager.getInstalledLookAndFeels();
for (LookAndFeelInfo laf : lafs) {
    System.out.println(String.format("%s: %s", laf.getName(), laf.getClassName()));
voidlookAndFeelDefault(String style)
look And Feel Default 
try {
    for (LookAndFeelInfo info : UIManager.getInstalledLookAndFeels()) {
        if (style.equals(info.getName())) {
            UIManager.setLookAndFeel(info.getClassName());
            break;
} catch (Exception e) {
...
voidlookLikeSystem()
Sets the GUI to look like the systems standard GUI. 
try {
    UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
} catch (ClassNotFoundException e) {
    e.printStackTrace();
} catch (InstantiationException e) {
    e.printStackTrace();
} catch (IllegalAccessException e) {
    e.printStackTrace();
...