31 import java.awt.image.*;
  32 
  33 import javax.swing.plaf.*;
  34 import javax.swing.event.*;
  35 import javax.accessibility.*;
  36 
  37 import java.io.ObjectOutputStream;
  38 import java.io.ObjectInputStream;
  39 import java.io.IOException;
  40 
  41 
  42 /**
  43  * An implementation of a "push" button.
  44   * <p>
  45  * Buttons can be configured, and to some degree controlled, by
  46  * <code><a href="Action.html">Action</a></code>s.  Using an
  47  * <code>Action</code> with a button has many benefits beyond directly
  48  * configuring a button.  Refer to <a href="Action.html#buttonActions">
  49  * Swing Components Supporting <code>Action</code></a> for more
  50  * details, and you can find more information in <a
  51  * href="http://java.sun.com/docs/books/tutorial/uiswing/misc/action.html">How
  52  * to Use Actions</a>, a section in <em>The Java Tutorial</em>.
  53  * <p>
  54  * See <a href="http://java.sun.com/docs/books/tutorial/uiswing/components/button.html">How to Use Buttons, Check Boxes, and Radio Buttons</a>
  55  * in <em>The Java Tutorial</em>
  56  * for information and examples of using buttons.
  57  * <p>
  58  * <strong>Warning:</strong> Swing is not thread safe. For more
  59  * information see <a
  60  * href="package-summary.html#threading">Swing's Threading
  61  * Policy</a>.
  62  * <p>
  63  * <strong>Warning:</strong>
  64  * Serialized objects of this class will not be compatible with
  65  * future Swing releases. The current serialization support is
  66  * appropriate for short term storage or RMI between applications running
  67  * the same version of Swing.  As of 1.4, support for long term storage
  68  * of all JavaBeans<sup><font size="-2">TM</font></sup>
  69  * has been added to the <code>java.beans</code> package.
  70  * Please see {@link java.beans.XMLEncoder}.
  71  *
  72  * @beaninfo
  73  *   attribute: isContainer false
  74  * description: An implementation of a \"push\" button.

  31 import java.awt.image.*;
  32 
  33 import javax.swing.plaf.*;
  34 import javax.swing.event.*;
  35 import javax.accessibility.*;
  36 
  37 import java.io.ObjectOutputStream;
  38 import java.io.ObjectInputStream;
  39 import java.io.IOException;
  40 
  41 
  42 /**
  43  * An implementation of a "push" button.
  44   * <p>
  45  * Buttons can be configured, and to some degree controlled, by
  46  * <code><a href="Action.html">Action</a></code>s.  Using an
  47  * <code>Action</code> with a button has many benefits beyond directly
  48  * configuring a button.  Refer to <a href="Action.html#buttonActions">
  49  * Swing Components Supporting <code>Action</code></a> for more
  50  * details, and you can find more information in <a
  51  * href="http://docs.oracle.com/javase/tutorial/uiswing/misc/action.html">How
  52  * to Use Actions</a>, a section in <em>The Java Tutorial</em>.
  53  * <p>
  54  * See <a href="http://docs.oracle.com/javase/tutorial/uiswing/components/button.html">How to Use Buttons, Check Boxes, and Radio Buttons</a>
  55  * in <em>The Java Tutorial</em>
  56  * for information and examples of using buttons.
  57  * <p>
  58  * <strong>Warning:</strong> Swing is not thread safe. For more
  59  * information see <a
  60  * href="package-summary.html#threading">Swing's Threading
  61  * Policy</a>.
  62  * <p>
  63  * <strong>Warning:</strong>
  64  * Serialized objects of this class will not be compatible with
  65  * future Swing releases. The current serialization support is
  66  * appropriate for short term storage or RMI between applications running
  67  * the same version of Swing.  As of 1.4, support for long term storage
  68  * of all JavaBeans<sup><font size="-2">TM</font></sup>
  69  * has been added to the <code>java.beans</code> package.
  70  * Please see {@link java.beans.XMLEncoder}.
  71  *
  72  * @beaninfo
  73  *   attribute: isContainer false
  74  * description: An implementation of a \"push\" button.