EventCustomEditor


1   /*
2    * The contents of this file are subject to the terms of the Common Development
3    * and Distribution License (the License). You may not use this file except in
4    * compliance with the License.
5    *
6    * You can obtain a copy of the License at http://www.netbeans.org/cddl.html
7    * or http://www.netbeans.org/cddl.txt.
8    *
9    * When distributing Covered Code, include this CDDL Header Notice in each file
10   * and include the License file at http://www.netbeans.org/cddl.txt.
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.modules.form;
21  
22  import java.util.*;
23  import javax.swing.DefaultListModel  ;
24  
25  import org.openide.DialogDisplayer;
26  import org.openide.NotifyDescriptor;
27  
28  /**
29   *
30   * @author  Pavel Buzek
31   */
32  public class EventCustomEditor extends javax.swing.JPanel   {
33  
34      static final long serialVersionUID =-4825059521634962952L;
35  
36      /** Creates new form EventCustomEditor */
37      public EventCustomEditor(EventProperty eventProperty) {
38          this.eventProperty = eventProperty;
39  
40          initComponents();
41          enableButtons();
42  
43          addButton.setMnemonic(
44              FormUtils.getBundleString("CTL_EE_ADD_Mnemonic").charAt(0)); // NOI18N
45          removeButton.setMnemonic(
46              FormUtils.getBundleString("CTL_EE_REMOVE_Mnemonic").charAt(0)); // NOI18N
47          editButton.setMnemonic(
48              FormUtils.getBundleString("CTL_EE_RENAME_Mnemonic").charAt(0)); // NOI18N
49          handlersListLabel.setDisplayedMnemonic(
50              FormUtils.getBundleString("CTL_EE_Handlers_Mnemonic").charAt(0)); // NOI18N
51  
52          handlersList.getAccessibleContext().setAccessibleDescription(
53              FormUtils.getBundleString("ACSD_CTL_EE_Handlers")); // NOI18N
54          addButton.getAccessibleContext().setAccessibleDescription(
55              FormUtils.getBundleString("ACSD_CTL_EE_ADD")); // NOI18N
56          removeButton.getAccessibleContext().setAccessibleDescription(
57              FormUtils.getBundleString("ACSD_CTL_EE_REMOVE")); // NOI18N
58          editButton.getAccessibleContext().setAccessibleDescription(
59              FormUtils.getBundleString("ACSD_CTL_EE_RENAME")); // NOI18N
60          getAccessibleContext().setAccessibleDescription(
61              FormUtils.getBundleString("ACSD_EventCustomEditor")); // NOI18N
62      }
63  
64      /** This method is called from within the constructor to
65       * initialize the form.
66       * WARNING: Do NOT modify this code. The content of this method is
67       * always regenerated by the FormEditor.
68       */
69      private void initComponents() {//GEN-BEGIN:initComponents
70          java.awt.GridBagConstraints   gridBagConstraints;
71  
72          handlersListLabel = new javax.swing.JLabel  ();
73          jScrollPane1 = new javax.swing.JScrollPane  ();
74          String  [] handlers = eventProperty.getEventHandlers();
75          for (int i=0; i < handlers.length; i++) {
76              handlersModel.addElement(handlers[i]);
77          }
78          handlersList = new javax.swing.JList  ();
79          handlersList.setModel(handlersModel);
80          if (handlers.length > 0) {
81              handlersList.setSelectedIndex(0);
82          }
83          addButton = new javax.swing.JButton  ();
84          removeButton = new javax.swing.JButton  ();
85          editButton = new javax.swing.JButton  ();
86  
87          setLayout(new java.awt.GridBagLayout  ());
88  
89          setPreferredSize(new java.awt.Dimension  (300, 300));
90          handlersListLabel.setLabelFor(handlersList);
91          handlersListLabel.setText(FormUtils.getBundleString("CTL_EE_Handlers"));
92          gridBagConstraints = new java.awt.GridBagConstraints  ();
93          gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
94          gridBagConstraints.insets = new java.awt.Insets  (12, 12, 2, 0);
95          add(handlersListLabel, gridBagConstraints);
96  
97          handlersList.addListSelectionListener(new javax.swing.event.ListSelectionListener  () {
98              public void valueChanged(javax.swing.event.ListSelectionEvent   evt) {
99                  handlersListValueChanged(evt);
100             }
101         });
102 
103         jScrollPane1.setViewportView(handlersList);
104 
105         gridBagConstraints = new java.awt.GridBagConstraints  ();
106         gridBagConstraints.gridx = 0;
107         gridBagConstraints.gridy = 1;
108         gridBagConstraints.gridheight = 4;
109         gridBagConstraints.fill = java.awt.GridBagConstraints.BOTH;
110         gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
111         gridBagConstraints.weightx = 0.9;
112         gridBagConstraints.weighty = 1.0;
113         gridBagConstraints.insets = new java.awt.Insets  (0, 12, 0, 11);
114         add(jScrollPane1, gridBagConstraints);
115 
116         addButton.setText(FormUtils.getBundleString("CTL_EE_ADD"));
117         addButton.addActionListener(new java.awt.event.ActionListener  () {
118             public void actionPerformed(java.awt.event.ActionEvent   evt) {
119                 addButtonActionPerformed(evt);
120             }
121         });
122 
123         gridBagConstraints = new java.awt.GridBagConstraints  ();
124         gridBagConstraints.gridx = 1;
125         gridBagConstraints.gridy = 1;
126         gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
127         gridBagConstraints.anchor = java.awt.GridBagConstraints.EAST;
128         gridBagConstraints.weightx = 0.1;
129         gridBagConstraints.insets = new java.awt.Insets  (0, 0, 5, 11);
130         add(addButton, gridBagConstraints);
131 
132         removeButton.setText(FormUtils.getBundleString("CTL_EE_REMOVE"));
133         removeButton.addActionListener(new java.awt.event.ActionListener  () {
134             public void actionPerformed(java.awt.event.ActionEvent   evt) {
135                 removeButtonActionPerformed(evt);
136             }
137         });
138 
139         gridBagConstraints = new java.awt.GridBagConstraints  ();
140         gridBagConstraints.gridx = 1;
141         gridBagConstraints.gridy = 2;
142         gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
143         gridBagConstraints.anchor = java.awt.GridBagConstraints.EAST;
144         gridBagConstraints.weightx = 0.1;
145         gridBagConstraints.insets = new java.awt.Insets  (0, 0, 5, 11);
146         add(removeButton, gridBagConstraints);
147 
148         editButton.setText(FormUtils.getBundleString("CTL_EE_RENAME"));
149         editButton.addActionListener(new java.awt.event.ActionListener  () {
150             public void actionPerformed(java.awt.event.ActionEvent   evt) {
151                 editButtonActionPerformed(evt);
152             }
153         });
154 
155         gridBagConstraints = new java.awt.GridBagConstraints  ();
156         gridBagConstraints.gridx = 1;
157         gridBagConstraints.gridy = 3;
158         gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
159         gridBagConstraints.anchor = java.awt.GridBagConstraints.EAST;
160         gridBagConstraints.weightx = 0.1;
161         gridBagConstraints.insets = new java.awt.Insets  (0, 0, 0, 11);
162         add(editButton, gridBagConstraints);
163 
164     }//GEN-END:initComponents
165 
166     private void handlersListValueChanged(javax.swing.event.ListSelectionEvent   evt) {//GEN-FIRST:event_handlersListValueChanged
167         enableButtons();
168     }//GEN-LAST:event_handlersListValueChanged
169 
170     private void enableButtons() {
171         if (handlersList.isSelectionEmpty()) {
172             removeButton.setEnabled(false);
173         } else {
174             removeButton.setEnabled(true);
175         }
176         editButton.setEnabled(handlersList.getSelectedIndices().length == 1);
177     }
178 
179     private void editButtonActionPerformed(java.awt.event.ActionEvent   evt) {//GEN-FIRST:event_editButtonActionPerformed
180         // Add your handling code here:
181         int i = handlersList.getSelectedIndex();
182         if (i >= 0) {
183             String   oldName = (String  ) handlersModel.get(i);
184             NotifyDescriptor.InputLine nd = new NotifyDescriptor.InputLine(
185                 FormUtils.getBundleString("CTL_EE_RENAME_LABEL"), // NOI18N
186                 FormUtils.getBundleString("CTL_EE_RENAME_CAPTION")); // NOI18N
187             nd.setInputText(oldName);
188 
189             if (DialogDisplayer.getDefault().notify(nd).equals(NotifyDescriptor.OK_OPTION)) {
190                 String   newName = nd.getInputText();
191                 if (newName.equals(oldName)) return; // no change
192 
193                 if (!org.openide.util.Utilities.isJavaIdentifier(newName)) { // invalid name
194                     NotifyDescriptor.Message msg = new NotifyDescriptor.Message(
195                         FormUtils.getBundleString("CTL_EE_NOT_IDENTIFIER"), // NOI18N
196                         NotifyDescriptor.ERROR_MESSAGE);
197                     DialogDisplayer.getDefault().notify(msg);
198                     return;
199                 }
200 
201                 if (handlersModel.indexOf(newName) >= 0) { // already exists
202                     NotifyDescriptor.Message msg = new NotifyDescriptor.Message(
203                         FormUtils.getBundleString("CTL_EE_ALREADY_EXIST"), // NOI18N
204                         NotifyDescriptor.INFORMATION_MESSAGE);
205                     DialogDisplayer.getDefault().notify(msg);
206                     return;
207                 }
208 
209                 int ii = changes.getAdded().indexOf(oldName);
210                 if (ii >= 0) { // a newly added handler was renamed
211                     changes.getAdded().set(ii,newName);
212                 }
213                 else {
214                     ii = changes.getRenamedNewNames().indexOf(oldName);
215                     if (ii >= 0) // this handler has been already renamed
216                         changes.getRenamedNewNames().set(ii, newName);
217                     else {
218                         changes.getRenamedOldNames().add(oldName);
219                         changes.getRenamedNewNames().add(newName);
220                     }
221                 }
222 
223                 handlersModel.set(i,newName);
224                 handlersList.setSelectedIndex(i);
225                 enableButtons();
226             }
227         }
228     }//GEN-LAST:event_editButtonActionPerformed
229 
230     private void removeButtonActionPerformed(java.awt.event.ActionEvent   evt) {//GEN-FIRST:event_removeButtonActionPerformed
231         Object  [] handlers = handlersList.getSelectedValues();
232         for (int i=0; i < handlers.length; i++) {
233             int ii = changes.getAdded().indexOf(handlers[i]);
234             if (ii >= 0) { // the handler was previously added - cancel it
235                 changes.getAdded().remove(ii);
236             }
237             else {
238                 ii = changes.getRenamedNewNames().indexOf(handlers[i]);
239                 String   toRemove;
240                 if (ii >= 0) { // the handler was previously renamed - cancel it
241                     changes.getRenamedNewNames().remove(ii);
242                     toRemove = (String  ) changes.getRenamedOldNames().get(ii);
243                     changes.getRenamedOldNames().remove(ii);
244                 }
245                 else toRemove = (String  ) handlers[i];
246 
247                 changes.getRemoved().add(toRemove);
248             }
249             handlersModel.removeElement(handlers[i]);
250             enableButtons();
251         }
252     }//GEN-LAST:event_removeButtonActionPerformed
253 
254     private void addButtonActionPerformed(java.awt.event.ActionEvent   evt) {//GEN-FIRST:event_addButtonActionPerformed
255         NotifyDescriptor.InputLine nd = new NotifyDescriptor.InputLine(
256             FormUtils.getBundleString("CTL_EE_ADD_LABEL"), // NOI18N
257             FormUtils.getBundleString("CTL_EE_ADD_CAPTION")); // NOI18N
258         if (DialogDisplayer.getDefault().notify(nd).equals(NotifyDescriptor.OK_OPTION)) {
259             String   newHandler = nd.getInputText();
260             if (!org.openide.util.Utilities.isJavaIdentifier(newHandler)) {
261                 NotifyDescriptor.Message msg = new NotifyDescriptor.Message(
262                     FormUtils.getBundleString("CTL_EE_NOT_IDENTIFIER"), // NOI18N
263                     NotifyDescriptor.ERROR_MESSAGE);
264                 DialogDisplayer.getDefault().notify(msg);
265                 return;
266             }
267 
268             if (handlersModel.indexOf(newHandler) >= 0) {
269                 NotifyDescriptor.Message msg = new NotifyDescriptor.Message(
270                     FormUtils.getBundleString("CTL_EE_ALREADY_EXIST"), // NOI18N
271                     NotifyDescriptor.INFORMATION_MESSAGE);
272                 DialogDisplayer.getDefault().notify(msg);
273                 return;
274             }
275 
276             int ir = changes.getRemoved().indexOf(newHandler);
277             if (ir >= 0) {
278                 changes.getRemoved().remove(ir);
279             }
280             else {
281                 changes.getAdded().add(newHandler);
282             }
283             handlersModel.addElement(newHandler);
284             handlersList.setSelectedIndex(handlersModel.size() - 1);
285             enableButtons();
286         }
287     }//GEN-LAST:event_addButtonActionPerformed
288 
289     public void doChanges() {
290         try {
291             eventProperty.setValue(changes);
292         } catch (Exception   e) { // should not happen
293             e.printStackTrace();
294         }
295     }
296 
297     // Variables declaration - do not modify//GEN-BEGIN:variables
298     private javax.swing.JButton   addButton;
299     private javax.swing.JScrollPane   jScrollPane1;
300     private javax.swing.JList   handlersList;
301     private javax.swing.JButton   editButton;
302     private javax.swing.JButton   removeButton;
303     private javax.swing.JLabel   handlersListLabel;
304     // End of variables declaration//GEN-END:variables
305 
306     EventProperty eventProperty;
307     DefaultListModel   handlersModel = new DefaultListModel  ();
308     EventProperty.Change changes = new EventProperty.Change();
309 }
310
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