PC Plus SuperCD (UK) 2000 March/pcp161a.iso/handson/files/copyjava.exe/com/sun/java/swing/plaf/basic/BasicRadioButtonUI.class

Java Class File | 1998-02-26 | 5.1 KB | 136 lines

package com.sun.java.swing.plaf.basic;

import com.sun.java.swing.AbstractButton;
import com.sun.java.swing.ButtonModel;
import com.sun.java.swing.Icon;
import com.sun.java.swing.JComponent;
import com.sun.java.swing.LookAndFeel;
import com.sun.java.swing.SwingUtilities;
import com.sun.java.swing.UIManager;
import com.sun.java.swing.plaf.ComponentUI;
import com.sun.java.swing.plaf.ToggleButtonUI;
import java.awt.Component;
import java.awt.Container;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.FontMetrics;
import java.awt.Graphics;
import java.awt.Insets;
import java.awt.Rectangle;
import java.io.Serializable;

public class BasicRadioButtonUI extends BasicToggleButtonUI implements Serializable {
   protected static final Insets defaultMargin = new Insets(2, 2, 2, 2);
   protected Icon icon;
   protected static ToggleButtonUI radioButtonUI;
   ButtonModel model;

   public static ComponentUI createUI(JComponent var0) {
      if (radioButtonUI == null) {
         radioButtonUI = new BasicRadioButtonUI();
      }

      return radioButtonUI;
   }

   protected void installDefaults(JComponent var1) {
      super.installDefaults(var1);
      this.icon = this.createIcon();
      LookAndFeel.installColorsAndFont(var1, "RadioButton.background", "RadioButton.foreground", "RadioButton.font");
   }

   public synchronized void paint(Graphics var1, JComponent var2) {
      AbstractButton var3 = (AbstractButton)var2;
      this.model = var3.getModel();
      Dimension var4 = ((Component)var2).getSize();
      Font var5 = ((Component)var2).getFont();
      var1.setFont(var5);
      FontMetrics var6 = var1.getFontMetrics();
      Rectangle var7 = new Rectangle(var4);
      Rectangle var8 = new Rectangle();
      Rectangle var9 = new Rectangle();
      Icon var10 = var3.getIcon();
      String var11 = SwingUtilities.layoutCompoundLabel(var6, var3.getText(), var10 != null ? var10 : this.icon, var3.getVerticalAlignment(), var3.getHorizontalAlignment(), var3.getVerticalTextPosition(), var3.getHorizontalTextPosition(), var7, var8, var9, ((BasicToggleButtonUI)this).getDefaultTextIconGap(var3));
      if (var2.isOpaque()) {
         var1.setColor(((Component)var3).getBackground());
         var1.fillRect(0, 0, var4.width, var4.height);
      }

      if (var10 != null) {
         if (!this.model.isEnabled()) {
            var10 = var3.getDisabledIcon();
         } else if (this.model.isPressed() && this.model.isArmed()) {
            var10 = var3.getPressedIcon();
            if (var10 == null) {
               var10 = var3.getSelectedIcon();
            }
         } else if (this.model.isSelected()) {
            var10 = var3.getSelectedIcon();
         } else if (var3.isRolloverEnabled() && this.model.isRollover()) {
            var10 = var3.getRolloverIcon();
         }

         if (var10 == null) {
            var10 = var3.getIcon();
         }

         var10.paintIcon(var2, var1, var8.x, var8.y);
      } else {
         this.icon.paintIcon(var2, var1, var8.x, var8.y);
      }

      if (var11 != null) {
         if (this.model.isEnabled()) {
            var1.setColor(((Component)var3).getForeground());
            BasicGraphicsUtils.drawString(var1, var11, this.model.getMnemonic(), var9.x, var9.y + var6.getAscent());
         } else {
            var1.setColor(((Component)var3).getBackground().brighter());
            BasicGraphicsUtils.drawString(var1, var11, this.model.getMnemonic(), var9.x + 1, var9.y + var6.getAscent() + 1);
            var1.setColor(((Component)var3).getBackground().darker());
            BasicGraphicsUtils.drawString(var1, var11, this.model.getMnemonic(), var9.x, var9.y + var6.getAscent());
         }

         if (((JComponent)var3).hasFocus() && var3.isFocusPainted() && var9.width > 0 && var9.height > 0) {
            this.paintFocus(var1, var9, var4);
         }
      }

   }

   protected void paintFocus(Graphics var1, Rectangle var2, Dimension var3) {
   }

   public Icon createIcon() {
      return UIManager.getIcon("RadioButton.icon");
   }

   public Dimension getPreferredSize(JComponent var1) {
      if (((Container)var1).getComponentCount() > 0) {
         return null;
      } else {
         AbstractButton var2 = (AbstractButton)var1;
         String var3 = var2.getText();
         Icon var4 = var2.getIcon();
         if (var4 == null) {
            var4 = this.icon;
         }

         Font var5 = ((Component)var2).getFont();
         FontMetrics var6 = ((Component)var2).getToolkit().getFontMetrics(var5);
         Rectangle var7 = new Rectangle();
         Rectangle var8 = new Rectangle();
         Rectangle var9 = new Rectangle(32767, 32767);
         SwingUtilities.layoutCompoundLabel(var6, var3, var4, var2.getVerticalAlignment(), var2.getHorizontalAlignment(), var2.getVerticalTextPosition(), var2.getHorizontalTextPosition(), var9, var7, var8, var3 == null ? 0 : ((BasicToggleButtonUI)this).getDefaultTextIconGap(var2));
         Rectangle var10 = var7.union(var8);
         Insets var11 = ((JComponent)var2).getInsets();
         var10.width += var11.left + var11.right;
         var10.height += var11.top + var11.bottom;
         return var10.getSize();
      }
   }

   public Insets getDefaultMargin(AbstractButton var1) {
      return defaultMargin;
   }
}