S283 Planetary Science &… the Search for Life CD 3/0_CD-ROM.iso/install/jre1_3/lib/rt.jar/javax/swing/plaf/basic/BasicMenuBarUI.class

Java Class File | 1979-12-31 | 4.8 KB | 163 lines

package javax.swing.plaf.basic;

import java.awt.Dimension;
import java.awt.event.ContainerListener;
import java.beans.PropertyChangeListener;
import javax.swing.AbstractButton;
import javax.swing.ActionMap;
import javax.swing.InputMap;
import javax.swing.JComponent;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.LookAndFeel;
import javax.swing.SwingUtilities;
import javax.swing.UIManager;
import javax.swing.event.ChangeListener;
import javax.swing.plaf.ActionMapUIResource;
import javax.swing.plaf.ComponentUI;
import javax.swing.plaf.MenuBarUI;
import javax.swing.plaf.UIResource;

public class BasicMenuBarUI extends MenuBarUI {
   protected JMenuBar menuBar = null;
   protected ContainerListener containerListener;
   protected ChangeListener changeListener;
   private PropertyChangeListener propertyChangeListener;

   public static ComponentUI createUI(JComponent var0) {
      return new BasicMenuBarUI();
   }

   public void installUI(JComponent var1) {
      this.menuBar = (JMenuBar)var1;
      this.installDefaults();
      this.installListeners();
      this.installKeyboardActions();
   }

   protected void installDefaults() {
      if (this.menuBar.getLayout() == null || this.menuBar.getLayout() instanceof UIResource) {
         if (BasicGraphicsUtils.isLeftToRight(this.menuBar)) {
            this.menuBar.setLayout(new DefaultMenuLayout(this.menuBar, 0));
         } else {
            this.menuBar.setLayout(new RightToLeftMenuLayout((1)null));
         }
      }

      this.menuBar.setOpaque(true);
      LookAndFeel.installBorder(this.menuBar, "MenuBar.border");
      LookAndFeel.installColorsAndFont(this.menuBar, "MenuBar.background", "MenuBar.foreground", "MenuBar.font");
   }

   protected void installListeners() {
      this.containerListener = this.createContainerListener();
      this.changeListener = this.createChangeListener();
      this.propertyChangeListener = this.createPropertyChangeListener();

      for(int var1 = 0; var1 < this.menuBar.getMenuCount(); ++var1) {
         JMenu var2 = this.menuBar.getMenu(var1);
         if (var2 != null) {
            ((AbstractButton)var2).getModel().addChangeListener(this.changeListener);
         }
      }

      this.menuBar.addContainerListener(this.containerListener);
      this.menuBar.addPropertyChangeListener(this.propertyChangeListener);
   }

   protected void installKeyboardActions() {
      InputMap var1 = this.getInputMap(2);
      SwingUtilities.replaceUIInputMap(this.menuBar, 2, var1);
      ActionMap var2 = this.getActionMap();
      SwingUtilities.replaceUIActionMap(this.menuBar, var2);
   }

   InputMap getInputMap(int var1) {
      if (var1 == 2) {
         Object[] var2 = UIManager.get("MenuBar.windowBindings");
         if (var2 != null) {
            return LookAndFeel.makeComponentInputMap(this.menuBar, var2);
         }
      }

      return null;
   }

   ActionMap getActionMap() {
      ActionMap var1 = (ActionMap)UIManager.get("MenuBar.actionMap");
      if (var1 == null) {
         var1 = this.createActionMap();
         if (var1 != null) {
            UIManager.put("MenuBar.actionMap", var1);
         }
      }

      return var1;
   }

   ActionMap createActionMap() {
      ActionMapUIResource var1 = new ActionMapUIResource();
      ((ActionMap)var1).put("takeFocus", new TakeFocus());
      return var1;
   }

   public void uninstallUI(JComponent var1) {
      this.uninstallDefaults();
      this.uninstallListeners();
      this.uninstallKeyboardActions();
      this.menuBar = null;
   }

   protected void uninstallDefaults() {
      if (this.menuBar != null) {
         LookAndFeel.uninstallBorder(this.menuBar);
      }

   }

   protected void uninstallListeners() {
      this.menuBar.removeContainerListener(this.containerListener);
      this.menuBar.removePropertyChangeListener(this.propertyChangeListener);

      for(int var1 = 0; var1 < this.menuBar.getMenuCount(); ++var1) {
         JMenu var2 = this.menuBar.getMenu(var1);
         if (var2 != null) {
            ((AbstractButton)var2).getModel().removeChangeListener(this.changeListener);
         }
      }

      this.containerListener = null;
      this.changeListener = null;
      this.propertyChangeListener = null;
   }

   protected void uninstallKeyboardActions() {
      SwingUtilities.replaceUIInputMap(this.menuBar, 2, (InputMap)null);
      SwingUtilities.replaceUIActionMap(this.menuBar, (ActionMap)null);
   }

   protected ContainerListener createContainerListener() {
      return new ContainerHandler(this, (1)null);
   }

   protected ChangeListener createChangeListener() {
      return new ChangeHandler(this, (1)null);
   }

   private PropertyChangeListener createPropertyChangeListener() {
      return new PropertyChangeHandler(this, (1)null);
   }

   public Dimension getPreferredSize(JComponent var1) {
      return null;
   }

   public Dimension getMinimumSize(JComponent var1) {
      return null;
   }

   public Dimension getMaximumSize(JComponent var1) {
      return null;
   }
}