1 import org.swixml.SwingEngine;
2 
3 import javax.swing.*;
4 import java.awt.event.ActionEvent;
5 import java.awt.event.ActionListener;
6 import java.awt.event.WindowAdapter;
7 import java.awt.event.WindowEvent;
8 
9 /**
10 * The Actions class shows how to use the
11 * <code>Actions</code> and <code>ActionCommand</code> attributes
12 *
13 * @author <a href="mailto:[email protected]">Wolf Paulus</a>
14 * @version $Revision: 1.1 $
15 * @since swixml #065
16 */
17public class Actions extends WindowAdapter implements ActionListener {
18  private SwingEngine swix;
19
20  public JMenuItem mi_exit, mi_save;
21  public JPanel pnl_North;
22  //
23  // For every Actions, there needs to be a
24  // public AbstractAction member variables with an anonymous inner class instantiation
25  //
26
27  /** <code>Action</code> newAction handles the <em>new</em> action attribute */
28  public Action newAction = new AbstractAction() {
29
30    public void actionPerformed(ActionEvent e) {
31      System.out.println( "New" ); // show the access outer class member ..
32      this.setEnabled( false ); // disables ALL buttons that are tied to this action
33    }
34  };
35
36  /** <code>Action</code> modifyAction handles the <em>modify</em> action attribute */
37  public Action openAction = new AbstractAction() {
38    /** Invoked when an action occurs. */
39    public void actionPerformed(ActionEvent e) {
40      System.out.println( "Open" );
41    }
42  };
43
44  /** <code>Action</code> petAction handles the <em>combobox</em> */
45  public Action petAction = new AbstractAction() {
46     public void actionPerformed(ActionEvent e) {
47       System.out.println( ((JComboBox) e.getSource()).getSelectedItem().toString() );
48     }
49   };
50
51
52  /**
53   * Constructs a new Actions object, registering action handlers for center_panel components.
54   */
55  private Actions() {
56    try {
57      swix = new SwingEngine( this );
58      swix.render( "xml/actions.xml" );
59
60      // at this point all AbstractActions are linked with the button etc.
61      // ActionCommands however need to be linked manually, see below ...
62
63      // add this class as an action listener to all buttons inside the panel with the id = center_panel
64      swix.setActionListener( pnl_North, this );
65      // add this class as an action listener to MenuItem with the id = mi_exit.
66      mi_exit.addActionListener( this );
67      // add this class as an action listener to MenuItem with the id = mi_save
68      mi_save.addActionListener( this );
69      //
70      // Note, the mi_about MenuItem was not linked at all so far. Therefore, no action is performed when this
71      // menu item gets requested.
72      // The Toolbar button with the Actions="newAction" attribute is covered twice,
73      // during parsing the AbstactAction newAction is linked in and later, the setActionListener() adds
74      // this object's actionPerformed(). Therefore, when clicked, both  actionPerformed() methods are getting called
75      //
76      swix.getRootComponent().setVisible(true);
77    } catch (Exception e) {
78      e.printStackTrace();
79    }
80  }
81
82  //
83  //  Implement ActionListener
84  //
85
86  /**
87   * Invoked when an action occurs.
88   */
89  public void actionPerformed(ActionEvent e) {
90    String command = e.getActionCommand();
91    if ("AC_EXIT".equals( command )) {
92      this.windowClosing( null );
93    } else if ("AC_SAVE".equals( command )) {
94      System.out.println( "Save" );
95    } else {
96      System.out.println( "Click" );
97    }
98  }
99
00  //
01  //  Overwrite Superclass implementation
02  //
03
04  /**
05   * Invoked when the user attempts to close the window
06   * from the window's system menu.  If the program does not
07   * explicitly hide or dispose the window while processing
08   * this event, the window close operation will be cancelled.
09   */
10  public void windowClosing(WindowEvent e) {
11    System.out.println( "Good Bye!" );
12    super.windowClosing(e);
13    System.exit( 0 );
14  }
15
16  //
17  //  Make the class bootable
18  //
19
20  public static void main(String[] args) {
21    SwingEngine.DEBUG_MODE=true;
22    new Actions();
23  }
24}
25