/*
 *                 Sun Public License Notice
 *
 * The contents of this file are subject to the Sun Public License
 * Version 1.0 (the "License"). You may not use this file except in
 * compliance with the License. A copy of the License is available at
 * http://www.sun.com/
 *
 * The Original Code is NetBeans. The Initial Developer of the Original
 * Code is Sun Microsystems, Inc. Portions Copyright 1997-2004 Sun
 * Microsystems, Inc. All Rights Reserved.
 */

package org.netbeans.modules.ant.freeform.ui;

import java.awt.event.ItemEvent;
import java.io.File;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import javax.swing.DefaultListModel;
import javax.swing.JFileChooser;
import javax.swing.ListSelectionModel;
import org.netbeans.modules.ant.freeform.FreeformProject;
import org.netbeans.modules.ant.freeform.FreeformProjectGenerator;
import org.netbeans.spi.project.AuxiliaryConfiguration;
import org.netbeans.spi.project.support.ant.AntProjectHelper;
import org.netbeans.spi.project.support.ant.PropertyEvaluator;
import org.openide.filesystems.FileUtil;
import org.openide.util.HelpCtx;
import org.openide.util.NbBundle;

/**
 *
 * @author  David Konecny
 */
public class OutputPanel extends javax.swing.JPanel implements ProjectCustomizer.Panel, HelpCtx.Provider {

    private DefaultListModel listModel;
    private File lastChosenFile = null;
    private boolean isSeparateClasspath = true;
    private List compUnitsKeys;
    private boolean ignoreEvent;
    private ProjectModel model;
    
    public OutputPanel() {
        initComponents();
        jTextArea1.setBackground(getBackground());
        listModel = new DefaultListModel();
        output.setModel(listModel);
        // XXX: for now only single selection
        output.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
    }

    public HelpCtx getHelpCtx() {
        return new HelpCtx( OutputPanel.class );
    }
    
    private void updateControls() {
        sourceFolder.removeAllItems();
        compUnitsKeys = model.createCompilationUnitKeys();
        isSeparateClasspath = !ProjectModel.isSingleCompilationUnit(compUnitsKeys);
        List names = ClasspathPanel.createComboContent(compUnitsKeys, model.getEvaluator(), model.getNBProjectFolder());
        Iterator it = names.iterator();
        while (it.hasNext()) {
            String nm = (String)it.next();
            sourceFolder.addItem(nm);
        }
        if (names.size() > 0) {
            ignoreEvent = true;
            sourceFolder.setSelectedIndex(0);
            ignoreEvent = false;
        }
        loadOutput();        
        
        // enable/disable "Separate Classpath" checkbox
        boolean sepClasspath = model.canHaveSeparateClasspath();
        jLabel2.setEnabled(sepClasspath && isSeparateClasspath);
        sourceFolder.setEnabled(sepClasspath && isSeparateClasspath);
        
        // disable ouput panel and Add Output button if there is 
        // no compilation unit ot be configured
        addOutput.setEnabled(compUnitsKeys.size() > 0);
        output.setEnabled(compUnitsKeys.size() > 0);
    }
    
    /** 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.
     */
    private void initComponents() {//GEN-BEGIN:initComponents
        java.awt.GridBagConstraints gridBagConstraints;

        jLabel2 = new javax.swing.JLabel();
        jLabel3 = new javax.swing.JLabel();
        addOutput = new javax.swing.JButton();
        removeOutput = new javax.swing.JButton();
        jScrollPane1 = new javax.swing.JScrollPane();
        output = new javax.swing.JList();
        jPanel1 = new javax.swing.JPanel();
        sourceFolder = new javax.swing.JComboBox();
        jTextArea1 = new javax.swing.JTextArea();

        setLayout(new java.awt.GridBagLayout());

        setPreferredSize(new java.awt.Dimension(275, 202));
        jLabel2.setLabelFor(sourceFolder);
        org.openide.awt.Mnemonics.setLocalizedText(jLabel2, org.openide.util.NbBundle.getMessage(OutputPanel.class, "LBL_OutputPanel_jLabel1"));
        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.gridx = 0;
        gridBagConstraints.gridy = 2;
        gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
        gridBagConstraints.insets = new java.awt.Insets(0, 0, 0, 6);
        add(jLabel2, gridBagConstraints);

        jLabel3.setLabelFor(output);
        org.openide.awt.Mnemonics.setLocalizedText(jLabel3, org.openide.util.NbBundle.getMessage(OutputPanel.class, "LBL_OutputPanel_jLabel3"));
        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.gridx = 0;
        gridBagConstraints.gridy = 3;
        gridBagConstraints.gridwidth = 2;
        gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
        gridBagConstraints.insets = new java.awt.Insets(11, 0, 0, 0);
        add(jLabel3, gridBagConstraints);
        jLabel3.getAccessibleContext().setAccessibleDescription(org.openide.util.NbBundle.getMessage(OutputPanel.class, "ACSD_OutputPanel_jLabel3"));

        org.openide.awt.Mnemonics.setLocalizedText(addOutput, org.openide.util.NbBundle.getMessage(OutputPanel.class, "BTN_OutputPanel_addOutput"));
        addOutput.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                addOutputActionPerformed(evt);
            }
        });

        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.gridx = 2;
        gridBagConstraints.gridy = 4;
        gridBagConstraints.anchor = java.awt.GridBagConstraints.NORTHWEST;
        gridBagConstraints.insets = new java.awt.Insets(0, 0, 6, 0);
        add(addOutput, gridBagConstraints);
        addOutput.getAccessibleContext().setAccessibleDescription(org.openide.util.NbBundle.getMessage(OutputPanel.class, "ACSD_OutputPanel_addOutput"));

        org.openide.awt.Mnemonics.setLocalizedText(removeOutput, org.openide.util.NbBundle.getMessage(OutputPanel.class, "BTN_OutputPanel_removeOutput"));
        removeOutput.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                removeOutputActionPerformed(evt);
            }
        });

        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.gridx = 2;
        gridBagConstraints.gridy = 5;
        gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
        gridBagConstraints.anchor = java.awt.GridBagConstraints.NORTHWEST;
        gridBagConstraints.insets = new java.awt.Insets(0, 0, 6, 0);
        add(removeOutput, gridBagConstraints);
        removeOutput.getAccessibleContext().setAccessibleDescription(org.openide.util.NbBundle.getMessage(OutputPanel.class, "ACSD_OutputPanel_removeOutput"));

        output.addListSelectionListener(new javax.swing.event.ListSelectionListener() {
            public void valueChanged(javax.swing.event.ListSelectionEvent evt) {
                outputValueChanged(evt);
            }
        });

        jScrollPane1.setViewportView(output);
        output.getAccessibleContext().setAccessibleDescription(org.openide.util.NbBundle.getMessage(OutputPanel.class, "ACSD_OutputPanel_output"));

        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.gridx = 0;
        gridBagConstraints.gridy = 4;
        gridBagConstraints.gridwidth = 2;
        gridBagConstraints.gridheight = 4;
        gridBagConstraints.fill = java.awt.GridBagConstraints.BOTH;
        gridBagConstraints.weightx = 1.0;
        gridBagConstraints.weighty = 1.0;
        gridBagConstraints.insets = new java.awt.Insets(0, 0, 0, 12);
        add(jScrollPane1, gridBagConstraints);
        jScrollPane1.getAccessibleContext().setAccessibleDescription(org.openide.util.NbBundle.getMessage(OutputPanel.class, "ACSD_OutputPanel_jScrollPanel1"));

        jPanel1.setLayout(new java.awt.GridBagLayout());

        sourceFolder.addItemListener(new java.awt.event.ItemListener() {
            public void itemStateChanged(java.awt.event.ItemEvent evt) {
                sourceFolderItemStateChanged(evt);
            }
        });

        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.gridx = 0;
        gridBagConstraints.gridy = 0;
        gridBagConstraints.fill = java.awt.GridBagConstraints.BOTH;
        gridBagConstraints.anchor = java.awt.GridBagConstraints.WEST;
        gridBagConstraints.weightx = 1.0;
        jPanel1.add(sourceFolder, gridBagConstraints);

        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.gridx = 1;
        gridBagConstraints.gridy = 2;
        gridBagConstraints.gridwidth = 2;
        gridBagConstraints.fill = java.awt.GridBagConstraints.BOTH;
        add(jPanel1, gridBagConstraints);

        jTextArea1.setEditable(false);
        jTextArea1.setLineWrap(true);
        jTextArea1.setText(org.openide.util.NbBundle.getMessage(OutputPanel.class, "MSG_OutputPanel_jTextArea1"));
        jTextArea1.setWrapStyleWord(true);
        gridBagConstraints = new java.awt.GridBagConstraints();
        gridBagConstraints.gridwidth = 3;
        gridBagConstraints.fill = java.awt.GridBagConstraints.HORIZONTAL;
        gridBagConstraints.insets = new java.awt.Insets(0, 0, 11, 0);
        add(jTextArea1, gridBagConstraints);
        jTextArea1.getAccessibleContext().setAccessibleName(org.openide.util.NbBundle.getMessage(OutputPanel.class, "ACSN_OutputPanel_jTextArea1"));
        jTextArea1.getAccessibleContext().setAccessibleDescription(org.openide.util.NbBundle.getMessage(OutputPanel.class, "ACSD_OutputPanel_jTextArea1"));

    }//GEN-END:initComponents

    private void outputValueChanged(javax.swing.event.ListSelectionEvent evt) {//GEN-FIRST:event_outputValueChanged
        updateButtons();
    }//GEN-LAST:event_outputValueChanged

    private void sourceFolderItemStateChanged(java.awt.event.ItemEvent evt) {//GEN-FIRST:event_sourceFolderItemStateChanged
        if (ignoreEvent) {
            return;
        }
        if (evt.getStateChange() == ItemEvent.DESELECTED) {
            int index = findIndex(evt.getItem());
            // if index == -1 then item was removed and will not be saved
            if (index != -1) {
                saveOutput(index);
            }
        } else {
            loadOutput();
        }
    }//GEN-LAST:event_sourceFolderItemStateChanged

    private int findIndex(Object o) {
        for (int i=0; i*/ l) {
        listModel.removeAllElements();
        if (l != null) {
            Iterator it = l.iterator();
            while (it.hasNext()) {
                String out = (String)it.next();
                out = FreeformProjectGenerator.resolveFile(model.getEvaluator(), model.getNBProjectFolder(), out);
                if (out != null) {
                    listModel.addElement(out);
                }
            }
        }
        updateButtons();
    }
    
    private void updateButtons() {
        removeOutput.setEnabled(listModel.getSize() > 0 && output.getSelectedIndex() != -1);
    }
    
    private void removeOutputActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_removeOutputActionPerformed
        int i = output.getSelectedIndex();
        if (i != -1) {
            listModel.remove(i);
        }
        applyChanges();
        updateButtons();        
    }//GEN-LAST:event_removeOutputActionPerformed

    private void addOutputActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_addOutputActionPerformed
        JFileChooser chooser = new JFileChooser();
        FileUtil.preventFileChooserSymlinkTraversal(chooser, null);
        chooser.setFileSelectionMode (JFileChooser.FILES_AND_DIRECTORIES);
        chooser.setMultiSelectionEnabled(true);
        if (lastChosenFile != null) {
            chooser.setSelectedFile(lastChosenFile);
        } else {
            File files[] = model.getBaseFolder().listFiles();
            if (files != null && files.length > 0) {
                chooser.setSelectedFile(files[0]);
            } else {
                chooser.setSelectedFile(model.getBaseFolder());
            }
        }
        chooser.setDialogTitle(NbBundle.getMessage(OutputPanel.class, "LBL_Browse_Output")); // NOI18N
        if (JFileChooser.APPROVE_OPTION == chooser.showOpenDialog(this)) {
            File files[] = chooser.getSelectedFiles();
            for (int i=0; i