LoaderActionsPanel


1   /*
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3    * and Distribution License (the License). You may not use this file except in
4    * compliance with the License.
5    *
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8    *
9    * When distributing Covered Code, include this CDDL Header Notice in each file
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11   * If applicable, add the following below the CDDL Header, with the fields
12   * enclosed by brackets [] replaced by your own identifying information:
13   * "Portions Copyrighted [year] [name of copyright owner]"
14   *
15   * The Original Software is NetBeans. The Initial Developer of the Original
16   * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
17   * Microsystems, Inc. All Rights Reserved.
18   */
19  
20  package org.netbeans.beaninfo;
21  
22  import java.awt.Component  ;
23  import java.beans.PropertyChangeEvent  ;
24  import java.beans.PropertyChangeListener  ;
25  import java.beans.PropertyEditor  ;
26  import java.net.MalformedURLException  ;
27  import java.net.URL  ;
28  import java.util.logging.Level  ;
29  import java.util.logging.Logger  ;
30  import javax.accessibility.AccessibleContext  ;
31  import javax.swing.DefaultListModel  ;
32  import javax.swing.Icon  ;
33  import javax.swing.ImageIcon  ;
34  import javax.swing.JLabel  ;
35  import javax.swing.JList  ;
36  import javax.swing.ListCellRenderer  ;
37  import javax.swing.ListSelectionModel  ;
38  import org.netbeans.core.ActionsPoolNode;
39  import org.openide.awt.Actions;
40  import org.openide.cookies.InstanceCookie;
41  import org.openide.explorer.ExplorerManager;
42  import org.openide.explorer.propertysheet.PropertyEnv;
43  import org.openide.nodes.Node;
44  import org.openide.util.NbBundle;
45  import org.openide.util.actions.SystemAction;
46  
47  /** Custom editor for data loader actions list.
48   *
49   * @author Jesse Glick
50   */
51  public class LoaderActionsPanel extends javax.swing.JPanel   implements PropertyChangeListener  , ListCellRenderer   {
52  
53      private DefaultListModel   model;
54      private ExplorerManager mgr;
55      private PropertyEditor   editor;
56  
57      /** Creates new form LoaderActionsPanel */
58      public LoaderActionsPanel (PropertyEditor   pe, PropertyEnv env) {
59          env.setState(PropertyEnv.STATE_NEEDS_VALIDATION);
60          env.addPropertyChangeListener(this);
61          this.editor = pe;
62  
63  
64          initComponents ();
65          model = new DefaultListModel   ();
66          SystemAction[] actions = (SystemAction[]) pe.getValue ();
67          if (actions == null) actions = new SystemAction[] { };
68          for (int i = 0; i < actions.length; i++)
69              model.addElement (actions[i]);
70          list.setModel (model);
71          mgr = explorerPanel.getExplorerManager ();
72          mgr.setRootContext (new ActionsPoolNode ());
73          mgr.addPropertyChangeListener (new PropertyChangeListener   () {
74                                             public void propertyChange (PropertyChangeEvent   ev) {
75                                                 if (ExplorerManager.PROP_SELECTED_NODES.equals (ev.getPropertyName ())) {
76                                                     SystemAction action = findAction (mgr.getSelectedNodes ());
77                                                     addButton.setEnabled (action != null);
78                                                 }
79                                             }
80                                         });
81          // bugfix #39369: remove help button in Action dialog property editor
82          //HelpCtx.setHelpIDString (this, LoaderActionsPanel.class.getName ());
83                                         
84          // Form Editor does not permit you to set this, because
85          // it has both int and double params:
86          splitPane.setDividerLocation (300);
87          
88          java.util.ResourceBundle   bundle = NbBundle.getBundle(LoaderActionsPanel.class);
89          
90          AccessibleContext   ac = beanTreeView2.getAccessibleContext();
91          ac.setAccessibleName(bundle.getString("ACS_LoaderActionsPanel.beanTreeView"));
92          ac.setAccessibleDescription(bundle.getString("ACSD_LoaderActionsPanel.beanTreeView"));
93          ac = list.getAccessibleContext();
94          ac.setAccessibleName(bundle.getString("ACS_LoaderActionsPanel.list"));
95          ac.setAccessibleDescription(bundle.getString("ACSD_LoaderActionsPanel.list"));
96          getAccessibleContext().setAccessibleDescription(bundle.getString("ACSD_LoaderActionsPanel"));
97      }
98  
99      /** This method is called from within the constructor to
100      * initialize the form.
101      * WARNING: Do NOT modify this code. The content of this method is
102      * always regenerated by the FormEditor.
103      */
104     // <editor-fold defaultstate="collapsed" desc=" Generated Code ">//GEN-BEGIN:initComponents
105     private void initComponents() {
106         java.awt.GridBagConstraints   gridBagConstraints;
107 
108         splitPane = new javax.swing.JSplitPane  ();
109         explorerPanel = new org.netbeans.beaninfo.ExplorerPanel();
110         beanTreeView2 = new org.openide.explorer.view.BeanTreeView();
111         jScrollPane1 = new javax.swing.JScrollPane  ();
112         list = new javax.swing.JList  ();
113         jPanel2 = new javax.swing.JPanel  ();
114         jPanel1 = new javax.swing.JPanel  ();
115         addButton = new javax.swing.JButton  ();
116         separatorButton = new javax.swing.JButton  ();
117         removeButton = new javax.swing.JButton  ();
118         upButton = new javax.swing.JButton  ();
119         downButton = new javax.swing.JButton  ();
120 
121         setBorder(javax.swing.BorderFactory.createEmptyBorder(12, 12, 0, 11));
122         setPreferredSize(new java.awt.Dimension  (600, 500));
123         setLayout(new java.awt.BorderLayout  (11, 0));
124 
125         splitPane.setLastDividerLocation(300);
126 
127         explorerPanel.setLayout(new java.awt.BorderLayout  ());
128 
129         beanTreeView2.setDefaultActionAllowed(false);
130         beanTreeView2.setPopupAllowed(false);
131         explorerPanel.add(beanTreeView2, java.awt.BorderLayout.CENTER);
132 
133         splitPane.setLeftComponent(explorerPanel);
134 
135         list.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
136         list.setCellRenderer(this);
137         list.addFocusListener(new java.awt.event.FocusAdapter  () {
138             public void focusGained(java.awt.event.FocusEvent   evt) {
139                 listFocusGained(evt);
140             }
141         });
142         list.addListSelectionListener(new javax.swing.event.ListSelectionListener  () {
143             public void valueChanged(javax.swing.event.ListSelectionEvent   evt) {
144                 listValueChanged(evt);
145             }
146         });
147         jScrollPane1.setViewportView(list);
148 
149         splitPane.setRightComponent(jScrollPane1);
150 
151         add(splitPane, java.awt.BorderLayout.CENTER);
152 
153         jPanel2.setLayout(new java.awt.FlowLayout  (java.awt.FlowLayout.CENTER, 0, 0));
154 
155         jPanel1.setLayout(new java.awt.GridBagLayout  ());
156 
157         java.util.ResourceBundle   bundle = java.util.ResourceBundle.getBundle("org/netbeans/beaninfo/Bundle"); // NOI18N
158         org.openide.awt.Mnemonics.setLocalizedText(addButton, bundle.getString("LoaderActionsPanel.jButton1.text")); // NOI18N
159         addButton.setToolTipText(bundle.getString("LoaderActionsPanel.jButton1.toolTipText")); // NOI18N
160         addButton.setEnabled(false);
161         addButton.addActionListener(new java.awt.event.ActionListener  () {
162             public void actionPerformed(java.awt.event.ActionEvent   evt) {
163                 addButtonActionPerformed(evt);
164             }
165         });
166         gridBagConstraints = new java.awt.GridBagConstraints  ();
167         gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
168         gridBagConstraints.insets = new java.awt.Insets  (0, 0, 5, 0);
169         jPanel1.add(addButton, gridBagConstraints);
170 
171         org.openide.awt.Mnemonics.setLocalizedText(separatorButton, bundle.getString("LoaderActionsPanel.jButton2.text")); // NOI18N
172         separatorButton.setToolTipText(bundle.getString("LoaderActionsPanel.jButton2.toolTipText")); // NOI18N
173         separatorButton.addActionListener(new java.awt.event.ActionListener  () {
174             public void actionPerformed(java.awt.event.ActionEvent   evt) {
175                 separatorButtonActionPerformed(evt);
176             }
177         });
178         gridBagConstraints = new java.awt.GridBagConstraints  ();
179         gridBagConstraints.gridx = 0;
180         gridBagConstraints.gridy = 1;
181         gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
182         gridBagConstraints.insets = new java.awt.Insets  (0, 0, 5, 0);
183         jPanel1.add(separatorButton, gridBagConstraints);
184 
185         org.openide.awt.Mnemonics.setLocalizedText(removeButton, bundle.getString("LoaderActionsPanel.jButton3.text")); // NOI18N
186         removeButton.setToolTipText(bundle.getString("LoaderActionsPanel.jButton3.toolTipText")); // NOI18N
187         removeButton.setEnabled(false);
188         removeButton.addActionListener(new java.awt.event.ActionListener  () {
189             public void actionPerformed(java.awt.event.ActionEvent   evt) {
190                 removeButtonActionPerformed(evt);
191             }
192         });
193         gridBagConstraints = new java.awt.GridBagConstraints  ();
194         gridBagConstraints.gridx = 0;
195         gridBagConstraints.gridy = 2;
196         gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
197         gridBagConstraints.insets = new java.awt.Insets  (0, 0, 11, 0);
198         jPanel1.add(removeButton, gridBagConstraints);
199 
200         org.openide.awt.Mnemonics.setLocalizedText(upButton, bundle.getString("LoaderActionsPanel.jButton4.text")); // NOI18N
201         upButton.setToolTipText(bundle.getString("LoaderActionsPanel.jButton4.toolTipText")); // NOI18N
202         upButton.setEnabled(false);
203         upButton.addActionListener(new java.awt.event.ActionListener  () {
204             public void actionPerformed(java.awt.event.ActionEvent   evt) {
205                 upButtonActionPerformed(evt);
206             }
207         });
208         gridBagConstraints = new java.awt.GridBagConstraints  ();
209         gridBagConstraints.gridx = 0;
210         gridBagConstraints.gridy = 3;
211         gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
212         gridBagConstraints.insets = new java.awt.Insets  (0, 0, 5, 0);
213         jPanel1.add(upButton, gridBagConstraints);
214 
215         org.openide.awt.Mnemonics.setLocalizedText(downButton, bundle.getString("LoaderActionsPanel.jButton5.text")); // NOI18N
216         downButton.setToolTipText(bundle.getString("LoaderActionsPanel.jButton5.toolTipText")); // NOI18N
217         downButton.setEnabled(false);
218         downButton.addActionListener(new java.awt.event.ActionListener  () {
219             public void actionPerformed(java.awt.event.ActionEvent   evt) {
220                 downButtonActionPerformed(evt);
221             }
222         });
223         gridBagConstraints = new java.awt.GridBagConstraints  ();
224         gridBagConstraints.gridx = 0;
225         gridBagConstraints.gridy = 4;
226         gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
227         jPanel1.add(downButton, gridBagConstraints);
228 
229         jPanel2.add(jPanel1);
230 
231         add(jPanel2, java.awt.BorderLayout.EAST);
232     }// </editor-fold>//GEN-END:initComponents
233 
234     private void listFocusGained(java.awt.event.FocusEvent   evt) {//GEN-FIRST:event_listFocusGained
235         // Add your handling code here:
236         if (list.getSelectedIndex() == -1 && list.getModel().getSize() > 0) {
237             list.setSelectedIndex(0);
238         }
239     }//GEN-LAST:event_listFocusGained
240 
241     private void listValueChanged (javax.swing.event.ListSelectionEvent   evt) {//GEN-FIRST:event_listValueChanged
242         int index = list.getSelectedIndex ();
243         if (index == -1) {
244             downButton.setEnabled (false);
245             upButton.setEnabled (false);
246             removeButton.setEnabled (false);
247         } else {
248             // [PENDING] remove button enabled after removing last action
249             // but it is harmless to press it
250             removeButton.setEnabled (true);
251             downButton.setEnabled (index != model.getSize () - 1);
252             upButton.setEnabled (index != 0);
253         }
254     }//GEN-LAST:event_listValueChanged
255 
256     private void downButtonActionPerformed (java.awt.event.ActionEvent   evt) {//GEN-FIRST:event_downButtonActionPerformed
257         int index = list.getSelectedIndex ();
258         if (index == -1 || index == model.getSize () - 1) return;
259         Object   temp = model.elementAt (index);
260         model.setElementAt (model.elementAt (index + 1), index);
261         model.setElementAt (temp, index + 1);
262         list.setSelectedIndex (index + 1);
263     }//GEN-LAST:event_downButtonActionPerformed
264 
265     private void upButtonActionPerformed (java.awt.event.ActionEvent   evt) {//GEN-FIRST:event_upButtonActionPerformed
266         int index = list.getSelectedIndex ();
267         if (index == -1 || index == 0) return;
268         Object   temp = model.elementAt (index);
269         model.setElementAt (model.elementAt (index - 1), index);
270         model.setElementAt (temp, index - 1);
271         list.setSelectedIndex (index - 1);
272     }//GEN-LAST:event_upButtonActionPerformed
273 
274     private void removeButtonActionPerformed (java.awt.event.ActionEvent   evt) {//GEN-FIRST:event_removeButtonActionPerformed
275         int index = list.getSelectedIndex ();
276         if (index == -1) return;
277         model.remove (index);
278         if (model.getSize () == 0)
279             list.setSelectedIndices (new int[] { });
280         else
281             list.setSelectedIndex (Math.min (index, model.getSize () - 1));
282     }//GEN-LAST:event_removeButtonActionPerformed
283 
284     private void separatorButtonActionPerformed (java.awt.event.ActionEvent   evt) {//GEN-FIRST:event_separatorButtonActionPerformed
285         model.addElement (null);
286         list.setSelectedIndex (model.getSize () - 1);
287     }//GEN-LAST:event_separatorButtonActionPerformed
288 
289     private void addButtonActionPerformed (java.awt.event.ActionEvent   evt) {//GEN-FIRST:event_addButtonActionPerformed
290         Node[] nodes = mgr.getSelectedNodes ();
291         SystemAction action = findAction (nodes);
292         if (action != null) model.addElement (action);
293         list.setSelectedIndex (model.getSize () - 1);
294     }//GEN-LAST:event_addButtonActionPerformed
295 
296 
297     // Variables declaration - do not modify//GEN-BEGIN:variables
298     private javax.swing.JButton   addButton;
299     private org.openide.explorer.view.BeanTreeView beanTreeView2;
300     private javax.swing.JButton   downButton;
301     private org.netbeans.beaninfo.ExplorerPanel explorerPanel;
302     private javax.swing.JPanel   jPanel1;
303     private javax.swing.JPanel   jPanel2;
304     private javax.swing.JScrollPane   jScrollPane1;
305     private javax.swing.JList   list;
306     private javax.swing.JButton   removeButton;
307     private javax.swing.JButton   separatorButton;
308     private javax.swing.JSplitPane   splitPane;
309     private javax.swing.JButton   upButton;
310     // End of variables declaration//GEN-END:variables
311 
312     /** Try to find a system action instance among a set of nodes. */
313     static SystemAction findAction (Node[] nodes) {
314         if (nodes == null || nodes.length == 0 || nodes.length > 1) return null;
315         InstanceCookie inst = (InstanceCookie) nodes[0].getCookie (InstanceCookie.class);
316         if (inst == null) return null;
317         try {
318             Class   clazz = inst.instanceClass ();
319             if (! SystemAction.class.isAssignableFrom (clazz)) return null;
320             return (SystemAction) inst.instanceCreate ();
321         } catch (Exception   e) {
322             Logger.getLogger(LoaderActionsPanel.class.getName()).log(Level.WARNING, null, e);
323             return null;
324         }
325     }
326 
327     /** Get the customized property value.
328      * @return the property value
329      * @exception InvalidStateException when the custom property editor does not contain a valid property value
330      *            (and thus it should not be set)
331      */
332     private Object   getPropertyValue() throws IllegalStateException   {
333         SystemAction[] actions = new SystemAction[model.getSize ()];
334         model.copyInto (actions);
335         return actions;
336     }
337 
338     public void propertyChange(PropertyChangeEvent   evt) {
339         if (PropertyEnv.PROP_STATE.equals(evt.getPropertyName()) && evt.getNewValue() == PropertyEnv.STATE_VALID) {
340             editor.setValue(getPropertyValue());
341         }
342     }
343 
344     /** Return a component that has been configured to display the specified
345      * value. That component's <code>paint</code> method is then called to
346      * "render" the cell.  If it is necessary to compute the dimensions
347      * of a list because the list cells do not have a fixed size, this method
348      * is called to generate a component on which <code>getPreferredSize</code>
349      * can be invoked.
350      *
351      * @param list The JList we're painting.
352      * @param value The value returned by list.getModel().getElementAt(index).
353      * @param index The cells index.
354      * @param isSelected True if the specified cell was selected.
355      * @param cellHasFocus True if the specified cell has the focus.
356      * @return A component whose paint() method will render the specified value.
357      *
358      * @see JList
359      * @see ListSelectionModel
360      * @see ListModel
361      */
362     public Component   getListCellRendererComponent(JList   list,Object   value,int index,boolean isSelected,boolean cellHasFocus) {
363         JLabel   label = new JLabel   ();
364         if (value != null) {
365             SystemAction action = (SystemAction) value;
366             try {
367                 String   name = action.getName ();
368                 if (name == null) name = NbBundle.getBundle(LoaderActionsPanel.class).getString("LBL_no_system_action_name");
369                 label.setText (Actions.cutAmpersand (name));
370                 Icon   icon = action.getIcon ();
371                 if (icon != null) label.setIcon (icon);
372             } catch (RuntimeException   re) {
373                 // May happen if actions are misconfigured, bogus icons, etc.
374                 // So best to recover semigracefully.
375                 Logger.getLogger(LoaderActionsPanel.class.getName()).log(Level.WARNING, null, re);
376             }
377         } else {
378             label.setText (NbBundle.getBundle(LoaderActionsPanel.class).getString("LBL_separator_rather_than_action"));
379             // For alignment:
380             try {
381                 // For alignment:
382                 label.setIcon(new ImageIcon  (new URL  ("nbresloc:/org/openide/resources/actions/empty.gif"))); // NOI18N
383             } catch (MalformedURLException   ex) {
384                 assert false : ex;
385             }
386         }
387         if (isSelected) {
388             label.setBackground(list.getSelectionBackground());
389             label.setForeground(list.getSelectionForeground());
390         } else {
391             label.setBackground(list.getBackground());
392             label.setForeground(list.getForeground());
393         }
394         label.setEnabled(list.isEnabled());
395         label.setFont(list.getFont());
396         label.setOpaque (true);
397         return label;
398     }
399 }
400
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