/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package org.autoplot;

import java.io.File;
import javax.swing.JFileChooser;
import javax.swing.filechooser.FileFilter;

/**
 *
 * @author jbf
 */
public class ReplaceFilePanel extends javax.swing.JPanel {

    /**
     * Creates new form ReplaceFilePanel
     */
    public ReplaceFilePanel() {
        initComponents();
    }

    public void setCurrentFile( String file ) {
        this.jLabel2.setText(file);
        this.jTextField1.setText(file);
        checkLocal();
    }
    
    public String getSelectedFile() {
        return this.jTextField1.getText();
    }
    
    /**
     * 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();
        jLabel3 = new javax.swing.JLabel();
        jTextField1 = new javax.swing.JTextField();
        jButton1 = new javax.swing.JButton();

        jLabel1.setText("Replace references to the file:");

        jLabel2.setText("jLabel2");

        jLabel3.setText("With the new file name:");

        jTextField1.setText("jTextField1");
        jTextField1.addKeyListener(new java.awt.event.KeyAdapter() {
            public void keyTyped(java.awt.event.KeyEvent evt) {
                jTextField1KeyTyped(evt);
            }
        });

        jButton1.setIcon(new javax.swing.ImageIcon(getClass().getResource("/org/autoplot/file.png"))); // NOI18N
        jButton1.setToolTipText("Pick file");
        jButton1.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                jButton1ActionPerformed(evt);
            }
        });

        javax.swing.GroupLayout layout = new javax.swing.GroupLayout(this);
        this.setLayout(layout);
        layout.setHorizontalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addComponent(jLabel1, javax.swing.GroupLayout.DEFAULT_SIZE, 470, Short.MAX_VALUE)
            .addComponent(jLabel3, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
            .addGroup(layout.createSequentialGroup()
                .addContainerGap()
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addComponent(jLabel2, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
                    .addGroup(layout.createSequentialGroup()
                        .addComponent(jTextField1)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                        .addComponent(jButton1)))
                .addContainerGap())
        );
        layout.setVerticalGroup(
            layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(layout.createSequentialGroup()
                .addComponent(jLabel1, javax.swing.GroupLayout.PREFERRED_SIZE, 31, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addComponent(jLabel2)
                .addGap(18, 18, 18)
                .addComponent(jLabel3, javax.swing.GroupLayout.PREFERRED_SIZE, 23, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                    .addComponent(jTextField1, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                    .addComponent(jButton1))
                .addGap(0, 174, Short.MAX_VALUE))
        );
    }// </editor-fold>//GEN-END:initComponents

    private void jButton1ActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_jButton1ActionPerformed
        String sfile= this.jLabel2.getText();
        if ( sfile.startsWith("file://") ) {
            sfile= sfile.substring(7);
        } else if ( sfile.startsWith("file:") ) {
            sfile= sfile.substring(5);
        }
        int iext= sfile.lastIndexOf('.');
        final String ext;
        if ( iext!=-1 ) {
            ext= sfile.substring(iext).toLowerCase();
        } else {
            ext= null;
        }
        
        File current= new File( sfile );
        if ( !current.exists() ) {
            current= current.getParentFile();
        }
        JFileChooser choose= new JFileChooser( current );
        if ( ext!=null ) {
            choose.addChoosableFileFilter( new FileFilter() {
                @Override
                public boolean accept(File f) {
                    String sf= f.getName();
                    return sf.toLowerCase().endsWith(ext);
                }

                @Override
                public String getDescription() {
                    return ext + " files";
                }
            });
        }
        
        if (choose.showSaveDialog(this) == JFileChooser.APPROVE_OPTION) {
            this.jTextField1.setText( "file://"+ choose.getSelectedFile().getPath() );
        }
        
    }//GEN-LAST:event_jButton1ActionPerformed

    private void checkLocal() {
        String s= this.jTextField1.getText();
        if ( s.startsWith("file:" ) || s.startsWith("/") || s.startsWith("\\") || ( s.length()>2 && s.charAt(1)==':') ) {
            this.jButton1.setEnabled(true);
        } else {
            this.jButton1.setEnabled(false);
        }
    }
    
    private void jTextField1KeyTyped(java.awt.event.KeyEvent evt) {//GEN-FIRST:event_jTextField1KeyTyped
        checkLocal();
    }//GEN-LAST:event_jTextField1KeyTyped

    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JButton jButton1;
    private javax.swing.JLabel jLabel1;
    private javax.swing.JLabel jLabel2;
    private javax.swing.JLabel jLabel3;
    private javax.swing.JTextField jTextField1;
    // End of variables declaration//GEN-END:variables
}