git.gag.com Git - fw/altos/blob - altosuilib/AltosDataChooser.java

   1 /*
   2  * Copyright © 2010 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; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful, but
  10  * WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along
  15  * with this program; if not, write to the Free Software Foundation, Inc.,
  16  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
  17  */
  18
  19 package org.altusmetrum.altosuilib_11;
  20
  21 import javax.swing.*;
  22 import javax.swing.filechooser.FileNameExtensionFilter;
  23 import java.io.*;
  24 import org.altusmetrum.altoslib_11.*;
  25
  26 public class AltosDataChooser extends JFileChooser {
  27         JFrame  frame;
  28         String  filename;
  29         File    file;
  30
  31         public String filename() {
  32                 return filename;
  33         }
  34
  35         public File file() {
  36                 return file;
  37         }
  38
  39         public AltosStateIterable runDialog() {
  40                 int     ret;
  41
  42                 ret = showOpenDialog(frame);
  43                 if (ret == APPROVE_OPTION) {
  44                         file = getSelectedFile();
  45                         if (file == null)
  46                                 return null;
  47                         filename = file.getName();
  48                         try {
  49                                 if (filename.endsWith("eeprom")) {
  50                                         FileInputStream in = new FileInputStream(file);
  51                                         return new AltosEepromFile(in);
  52                                 } else if (filename.endsWith("telem")) {
  53                                         FileInputStream in = new FileInputStream(file);
  54                                         return new AltosTelemetryFile(in);
  55                                 } else {
  56                                         throw new FileNotFoundException();
  57                                 }
  58                         } catch (FileNotFoundException fe) {
  59                                 JOptionPane.showMessageDialog(frame,
  60                                                               fe.getMessage(),
  61                                                               "Cannot open file",
  62                                                               JOptionPane.ERROR_MESSAGE);
  63                         }
  64                 }
  65                 return null;
  66         }
  67
  68         public AltosDataChooser(JFrame in_frame) {
  69                 frame = in_frame;
  70                 setDialogTitle("Select Flight Record File");
  71                 setFileFilter(new FileNameExtensionFilter("On-board Log file",
  72                                                           "eeprom"));
  73                 setFileFilter(new FileNameExtensionFilter("Telemetry file",
  74                                                           "telem"));
  75                 setFileFilter(new FileNameExtensionFilter("Flight data file",
  76                                                           "telem", "eeprom"));
  77                 setCurrentDirectory(AltosUIPreferences.logdir());
  78         }
  79 }