UIDefaults defaults = UIManager.getDefaults(); defaults.put("Label.font", a font goes here); defaults.put("Button.font", a font goes here); defaults.put("Panel.font", a font goes here); Installing a new look and feel
Keys and ValuesButtons Button.background com.sun.java.swing.plaf.ColorUIResource[r=204,g=204,b=204] Button.border com.sun.java.swing.plaf.BorderUIResource@75cf Button.disabled com.sun.java.swing.plaf.ColorUIResource[r=204,g=204,b=204] Button.disabledText com.sun.java.swing.plaf.ColorUIResource[r=153,g=153,b=153] Button.focus com.sun.java.swing.plaf.ColorUIResource[r=153,g=153,b=204] Button.font com.sun.java.swing.plaf.FontUIResource[family=Dialog,name=Dialog,style=bold,size=12] Button.foreground com.sun.java.swing.plaf.ColorUIResource[r=0,g=0,b=0] Button.pressed java.awt.Color[r=0,g=0,b=255] Button.pressed java.awt.Color[r=0,g=0,b=255] ButtonUI com.sun.java.swing.plaf.metal.MetalButtonUI
public MyExample { …. …. Public void init() { lnfName="MyLookAndFeel"; try { System.out.println (" UIManager.setLookAndFeel"); UIManager.setLookAndFeel (lnfName); System.out.println ("SwingUtilities.updateComponentTreeUI"); SwingUtilities.updateComponentTreeUI (MyExample.this); System.out.println ("MyExample.this.validate"); MyExample.this.validate (); } catch (ClassNotFoundException cnfe) { System.err.println ("Class not found exception " + lnfName); } catch (InstantiationException ie) { System.err.println ("InstantiationException " + lnfName); } catch (IllegalAccessException iae) { System.err.println ("IllegalAccessException " + lnfName); } catch (UnsupportedLookAndFeelException ulafe) { System.err.println ("UnsupportedLookAndFeelException " + lnfName); } catch (Exception ex) { System.err.println ("Could not swap LookAndFeel: " + lnfName); } } MyLookAndFeel import java.awt.Color; import javax.swing.UIDefaults; import javax.swing.plaf.basic.BasicLookAndFeel; public class MyLookAndFeel extends BasicLookAndFeel { public MyLookAndFeel () { System.out.println ("Konstruktor"); } public String getName() { System.out.println ("getName"); return "MyLookAndFeel"; } public String getDescription() { System.out.println ("getDescription"); return "The My Look and Feel"; } public boolean isNativeLookAndFeel() { System.out.println ("isNative"); return false; } public boolean isSupportedLookAndFeel() { System.out.println ("isSupported"); return true; } public String getID () { System.out.println ("getID"); return "MyLookAndFeel"; } protected void initClassDefaults (UIDefaults table) { System.out.println ("initClassDef"); super.initClassDefaults (table); table.put ("ButtonUI", "MyButtonUI"); } }