git.gag.com Git - fw/altos/blob - micropeak/MicroExport.java

   1 /*
   2  * Copyright © 2012 Keith Packard <keithp@keithp.com>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; version 2 of the License.
   7  *
   8  * This program is distributed in the hope that it will be useful, but
   9  * WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11  * General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along
  14  * with this program; if not, write to the Free Software Foundation, Inc.,
  15  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
  16  */
  17
  18 package org.altusmetrum.micropeak;
  19
  20 import java.io.*;
  21 import java.util.ArrayList;
  22
  23 import java.awt.*;
  24 import javax.swing.*;
  25 import javax.swing.filechooser.FileNameExtensionFilter;
  26 import org.altusmetrum.altoslib_2.*;
  27 import org.altusmetrum.altosuilib_1.*;
  28
  29 public class MicroExport extends JFileChooser {
  30
  31         JFrame          frame;
  32         MicroData       data;
  33
  34         public static void export(File file, MicroData data) throws FileNotFoundException, IOException {
  35                 FileWriter fw = new FileWriter(file);
  36                 data.export(fw);
  37                 fw.close();
  38         }
  39
  40         public boolean runDialog() {
  41                 int     ret;
  42
  43                 setSelectedFile(new File(AltosLib.replace_extension(data.name, ".csv")));
  44                 for (;;) {
  45                         ret = showSaveDialog(frame);
  46                         if (ret != APPROVE_OPTION)
  47                                 return false;
  48                         File    file;
  49                         String  filename;
  50                         file = getSelectedFile();
  51                         if (file == null)
  52                                 continue;
  53                         if (!file.getName().contains(".")) {
  54                                 String fullname = file.getPath();
  55                                 file = new File(fullname.concat(".csv"));
  56                         }
  57                         filename = file.getName();
  58                         if (file.exists()) {
  59                                 if (file.isDirectory()) {
  60                                         JOptionPane.showMessageDialog(frame,
  61                                                                       String.format("\"%s\" is a directory",
  62                                                                                     filename),
  63                                                                       "Directory",
  64                                                                       JOptionPane.ERROR_MESSAGE);
  65                                         continue;
  66                                 }
  67                                 int r = JOptionPane.showConfirmDialog(frame,
  68                                                                       String.format("\"%s\" already exists. Overwrite?",
  69                                                                                     filename),
  70                                                                       "Overwrite file?",
  71                                                                       JOptionPane.YES_NO_OPTION);
  72                                 if (r != JOptionPane.YES_OPTION)
  73                                         continue;
  74
  75                                 if (!file.canWrite()) {
  76                                         JOptionPane.showMessageDialog(frame,
  77                                                                       String.format("\"%s\" is not writable",
  78                                                                                     filename),
  79                                                                       "File not writable",
  80                                                                       JOptionPane.ERROR_MESSAGE);
  81                                         continue;
  82                                 }
  83                         }
  84                         try {
  85                                 export(file, data);
  86                                 return true;
  87                         } catch (FileNotFoundException fe) {
  88                                 JOptionPane.showMessageDialog(frame,
  89                                                               fe.getMessage(),
  90                                                               "Cannot create file",
  91                                                               JOptionPane.ERROR_MESSAGE);
  92                         } catch (IOException ioe) {
  93                         }
  94                 }
  95         }
  96
  97         public MicroExport(JFrame frame, MicroData data) {
  98                 this.frame = frame;
  99                 this.data = data;
 100                 setDialogTitle("Export MicroPeak Data File");
 101                 setFileFilter(new FileNameExtensionFilter("MicroPeak CSV file",
 102                                                           "csv"));
 103                 setCurrentDirectory(AltosUIPreferences.logdir());
 104         }
 105 }