/*

  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.

  *

  * Copyright 2008 Sun Microsystems, Inc. All rights reserved.

  *

  * The contents of this file are subject to the terms of either the GNU

  * General Public License Version 2 only ("GPL") or the Common

  * Development and Distribution License("CDDL") (collectively, the

  * "License"). You may not use this file except in compliance with the

  * License. You can obtain a copy of the License at

  * http://www.netbeans.org/cddl-gplv2.html

  * or nbbuild/licenses/CDDL-GPL-2-CP. See the License for the

  * specific language governing permissions and limitations under the

  * License.  When distributing the software, include this License Header

  * Notice in each file and include the License file at

  * nbbuild/licenses/CDDL-GPL-2-CP.  Sun designates this

  * particular file as subject to the "Classpath" exception as provided

  * by Sun in the GPL Version 2 section of the License file that

  * accompanied this code. If applicable, add the following below the

  * License Header, with the fields enclosed by brackets [] replaced by

  * your own identifying information:

  * "Portions Copyrighted [year] [name of copyright owner]"

  *

  * If you wish your version of this file to be governed by only the CDDL

  * or only the GPL Version 2, indicate your decision by adding

  * "[Contributor] elects to include this software in this distribution

  * under the [CDDL or GPL Version 2] license." If you do not indicate a

  * single choice of license, a recipient has the option to distribute

  * your version of this file under either the CDDL, the GPL Version 2 or

  * to extend the choice of license to its licensees as provided above.

  * However, if you add GPL Version 2 code and therefore, elected the GPL

  * Version 2 license, then the option applies only if the new code is

  * made subject to such option by the copyright holder.

  *

  * Contributor(s):

  *

  * Portions Copyrighted 2008 Sun Microsystems, Inc.

  */

 package org.netbeans.modules.ada.project.ui.wizards;

 import java.io.File;

 import javax.swing.JFileChooser;

 import javax.swing.event.DocumentEvent;

 import javax.swing.event.DocumentListener;

 import javax.swing.text.Document;

 import org.netbeans.spi.project.ui.support.ProjectChooser;

 import org.openide.WizardDescriptor;

 import org.openide.WizardValidationException;

 import org.openide.filesystems.FileUtil;

 import org.openide.util.NbBundle;

 /**

  *

  * @author Andrea Lucarelli

  */

 class ExistingAdaProjectPanelVisual extends SettingsPanel implements DocumentListener {

     private PanelConfigureProject panel;

     /**

      *

      * Creates new form ExistingAdaProjectPanelVisual

      */

     public ExistingAdaProjectPanelVisual(final PanelConfigureProject panel) {

         assert panel != null;

         this.panel = panel;

         initComponents();

         postInitComponents();

     }

     private void postInitComponents () {

         this.projectFolderTextField.getDocument().addDocumentListener(this);

         this.projectNameTextField.getDocument().addDocumentListener(this);

     }

     /** This method is called from within the constructor to

      * initialize the form.

      * WARNING: Do NOT modify this code. The content of this method is

      * always regenerated by the Form Editor.

      */

     @SuppressWarnings("unchecked")

     // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents

     private void initComponents() {

         jLabel1 = new javax.swing.JLabel();

         jLabel2 = new javax.swing.JLabel();

         projectNameTextField = new javax.swing.JTextField();

         projectFolderTextField = new javax.swing.JTextField();

         browse = new javax.swing.JButton();

         jLabel1.setLabelFor(projectNameTextField);

         org.openide.awt.Mnemonics.setLocalizedText(jLabel1, org.openide.util.NbBundle.getMessage(ExistingAdaProjectPanelVisual.class, "ExistingAdaProjectPanelVisual.projectName.text")); // NOI18N

         org.openide.awt.Mnemonics.setLocalizedText(jLabel2, org.openide.util.NbBundle.getMessage(ExistingAdaProjectPanelVisual.class, "ExistingAdaProjectPanelVisual.projectFolder.text")); // NOI18N

         org.openide.awt.Mnemonics.setLocalizedText(browse, org.openide.util.NbBundle.getMessage(ExistingAdaProjectPanelVisual.class, "ExistingAdaProjectPanelVisual.browse.text")); // NOI18N

         browse.addActionListener(new java.awt.event.ActionListener() {

             public void actionPerformed(java.awt.event.ActionEvent evt) {

                 browseAction(evt);

             }

         });

         org.jdesktop.layout.GroupLayout layout = new org.jdesktop.layout.GroupLayout(this);

         this.setLayout(layout);

         layout.setHorizontalGroup(

             layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)

             .add(layout.createSequentialGroup()

                 .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)

                     .add(jLabel2)

                     .add(jLabel1))

                 .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)

                 .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)

                     .add(layout.createSequentialGroup()

                         .add(projectFolderTextField, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 276, Short.MAX_VALUE)

                         .add(1, 1, 1)

                         .add(browse))

                     .add(projectNameTextField, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 344, Short.MAX_VALUE))

                 .addContainerGap())

         );

         layout.setVerticalGroup(

             layout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)

             .add(layout.createSequentialGroup()

                 .addContainerGap()

                 .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.BASELINE)

                     .add(jLabel1)

                     .add(projectNameTextField, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE))

                 .addPreferredGap(org.jdesktop.layout.LayoutStyle.RELATED)

                 .add(layout.createParallelGroup(org.jdesktop.layout.GroupLayout.BASELINE)

                     .add(jLabel2)

                     .add(projectFolderTextField, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, org.jdesktop.layout.GroupLayout.PREFERRED_SIZE)

                     .add(browse))

                 .addContainerGap(29, Short.MAX_VALUE))

         );

     }// </editor-fold>//GEN-END:initComponents

     private void browseAction(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_browseAction

         JFileChooser chooser = new JFileChooser();

         FileUtil.preventFileChooserSymlinkTraversal(chooser, null);

         chooser.setDialogTitle(NbBundle.getMessage(ExistingAdaProjectPanelVisual.class, "LBL_SelectProjectFolder"));

         chooser.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);

         String path = this.projectFolderTextField.getText();

         if (path.length() > 0) {

             File f = new File(path);

             if (f.exists()) {

                 chooser.setSelectedFile(f);

             }

         }

         if (JFileChooser.APPROVE_OPTION == chooser.showOpenDialog(this)) {

             File projectDir = chooser.getSelectedFile();

             projectFolderTextField.setText(FileUtil.normalizeFile(projectDir).getAbsolutePath());

         }

         panel.fireChangeEvent();

     }//GEN-LAST:event_browseAction

     // Variables declaration - do not modify//GEN-BEGIN:variables

     private javax.swing.JButton browse;

     private javax.swing.JLabel jLabel1;

     private javax.swing.JLabel jLabel2;

     private javax.swing.JTextField projectFolderTextField;

     private javax.swing.JTextField projectNameTextField;

     // End of variables declaration//GEN-END:variables

     @Override

     void store(WizardDescriptor settings) {

         assert  settings != null;

         String name = projectNameTextField.getText().trim();

         String folder = projectFolderTextField.getText().trim();

         settings.putProperty(NewAdaProjectWizardIterator.PROP_PROJECT_LOCATION, FileUtil.normalizeFile(new File(folder)));

         settings.putProperty(NewAdaProjectWizardIterator.PROP_PROJECT_NAME, name);

     }

     @Override

     void read(WizardDescriptor settings) {

         File projectLocation = (File) settings.getProperty(NewAdaProjectWizardIterator.PROP_PROJECT_LOCATION);

         String defaultName = null;

         if (projectLocation == null || projectLocation.getParentFile() == null || !projectLocation.getParentFile().isDirectory()) {

             defaultName = NewAdaProjectWizardIterator.getFreeFolderName(ProjectChooser.getProjectsFolder(), "AdaApplication");     //NOI18N

             projectLocation = new File (ProjectChooser.getProjectsFolder(),defaultName);

         }

         this.projectFolderTextField.setText(projectLocation.getAbsolutePath());

         String projectName = (String) settings.getProperty(NewAdaProjectWizardIterator.PROP_PROJECT_NAME);

         if (projectName == null) {

             assert defaultName != null;

             projectName = defaultName;

         }

         this.projectNameTextField.setText(projectName);

         this.projectNameTextField.selectAll();

     }

     @Override

     boolean valid(WizardDescriptor settings) {

         if (projectNameTextField.getText().length() == 0) {

             settings.putProperty("WizardPanel_errorMessage",

                     NbBundle.getMessage(ExistingAdaProjectPanelVisual.class, "ERR_WrongName"));

             return false; // Display name not specified

         }

         File f = FileUtil.normalizeFile(new File(projectFolderTextField.getText()).getAbsoluteFile());

         if (f.exists() && !f.isDirectory()) {

             String message = NbBundle.getMessage(ExistingAdaProjectPanelVisual.class, "ERR_WrongProjectFolder");

             settings.putProperty("WizardPanel_errorMessage", message);

             return false;

         }

         if (f.exists() && !f.canWrite()) {

             settings.putProperty("WizardPanel_errorMessage",

                     NbBundle.getMessage(ExistingAdaProjectPanelVisual.class, "ERR_ReadOnlyProjectFolder"));

             return false;

         }

         if (f.exists() && FileUtil.toFileObject(f) == null) {

             String message = NbBundle.getMessage(ExistingAdaProjectPanelVisual.class, "ERR_WrongProjectFolder");

             settings.putProperty("WizardPanel_errorMessage", message);

             return false;

         }

         File[] kids = f.listFiles();

         if (kids != null) {

             for (File kid : kids) {

                 if ("nbproject".equals(kid.getName())) {    //NOI18N

                     settings.putProperty("WizardPanel_errorMessage",

                     NbBundle.getMessage(ExistingAdaProjectPanelVisual.class, "ERR_AlreadyAnProject"));

                     return false;

                 }

             }

         }

         settings.putProperty("WizardPanel_errorMessage", "");   //NOI18N

         return true;

     }

     @Override

     void validate(WizardDescriptor settings) throws WizardValidationException {        

     }

     public void insertUpdate(DocumentEvent e) {

         handleDocChange ();

         }

     public void removeUpdate(DocumentEvent e) {

         handleDocChange ();

         }

     public void changedUpdate(DocumentEvent e) {

         handleDocChange ();

         }

     private void handleDocChange () {

         this.panel.fireChangeEvent();

         }

 }