TeleStern/micropeak/MicroSave.java

110 lines
3.1 KiB
Java

/*
* Copyright © 2012 Keith Packard <keithp@keithp.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
package org.altusmetrum.micropeak;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import javax.swing.filechooser.FileNameExtensionFilter;
import java.io.*;
import java.util.concurrent.*;
import java.util.*;
import org.altusmetrum.altoslib_14.*;
import org.altusmetrum.altosuilib_14.*;
public class MicroSave extends JFileChooser {
JFrame frame;
MicroData data;
public static void save(File file, MicroData data) throws FileNotFoundException, IOException {
FileOutputStream fos = new FileOutputStream(file);
data.save(fos);
fos.close();
}
public boolean runDialog() {
int ret;
for (;;) {
ret = showSaveDialog(frame);
if (ret != APPROVE_OPTION)
return false;
File file;
String filename;
file = getSelectedFile();
if (file == null)
continue;
if (!file.getName().contains(".")) {
String fullname = file.getPath();
file = new File(fullname.concat(".mpd"));
}
filename = file.getName();
if (file.exists()) {
if (file.isDirectory()) {
JOptionPane.showMessageDialog(frame,
String.format("\"%s\" is a directory",
filename),
"Directory",
JOptionPane.ERROR_MESSAGE);
continue;
}
int r = JOptionPane.showConfirmDialog(frame,
String.format("\"%s\" already exists. Overwrite?",
filename),
"Overwrite file?",
JOptionPane.YES_NO_OPTION);
if (r != JOptionPane.YES_OPTION)
continue;
if (!file.canWrite()) {
JOptionPane.showMessageDialog(frame,
String.format("\"%s\" is not writable",
filename),
"File not writable",
JOptionPane.ERROR_MESSAGE);
continue;
}
}
try {
save(file, data);
AltosUIPreferences.set_last_logdir(file.getParentFile());
data.set_name(filename);
return true;
} catch (FileNotFoundException fe) {
JOptionPane.showMessageDialog(frame,
fe.getMessage(),
"Cannot create file",
JOptionPane.ERROR_MESSAGE);
} catch (IOException ioe) {
}
}
}
public MicroSave(JFrame frame, MicroData data) {
this.frame = frame;
this.data = data;
setDialogTitle("Save MicroPeak Data File");
setFileFilter(new FileNameExtensionFilter("MicroPeak data file",
"mpd"));
setCurrentDirectory(AltosUIPreferences.last_logdir());
setSelectedFile(MicroFile.make(data));
}
}