micropeak: Suggest filenames for saving data

Uses the format '<year>-<month>-<day>-flight-<number>.mpd'

Signed-off-by: Keith Packard <keithp@keithp.com>

diff --git a/micropeak/Makefile.am b/micropeak/Makefile.am
index ea7385a7c05dd38c950a2ee93a64c30b63037c4f..19b23a0f88cf5ba6f5854df5d17505744583649a 100644 (file)
--- a/micropeak/Makefile.am
+++ b/micropeak/Makefile.am
@@ -13,6 +13,7 @@ micropeak_JAVA= \
        MicroDataPoint.java \
        MicroDownload.java \
        MicroExport.java \
+       MicroFile.java \
        MicroFrame.java \
        MicroGraph.java \
        MicroRaw.java \

diff --git a/micropeak/MicroFile.java b/micropeak/MicroFile.java
new file mode 100644 (file)
index 0000000..13d4838
--- /dev/null
+++ b/micropeak/MicroFile.java
@@ -0,0 +1,45 @@
+/*
+ * Copyright © 2013 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; version 2 of the License.
+ *
+ * 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.io.*;
+import java.util.*;
+import org.altusmetrum.AltosLib.*;
+import org.altusmetrum.altosuilib.*;
+
+public class MicroFile {
+
+       public static File make(File directory, int year, int month, int day) {
+               for (int sequence = 1;; sequence++) {
+                       String s = String.format("%04d-%02d-%02d-flight-%03d.mpd",
+                                                year, month, day, sequence);
+                       File file = new File(directory, s);
+                       if (!file.exists())
+                               return file;
+               }
+       }
+
+       public static File make(File directory) {
+               Calendar        cal = Calendar.getInstance();
+               return make(directory, cal.get(Calendar.YEAR), cal.get(Calendar.MONTH) + 1, cal.get(Calendar.DAY_OF_MONTH));
+       }
+
+       public static File make() {
+               return make(AltosUIPreferences.logdir());
+       }
+}
\ No newline at end of file

diff --git a/micropeak/MicroSave.java b/micropeak/MicroSave.java
index 2664f170c375ba2691ffc32490a774c157394b7e..7879ff90bd8b60289418ac8ea5a92583d04f4daf 100644 (file)
--- a/micropeak/MicroSave.java
+++ b/micropeak/MicroSave.java
@@ -102,5 +102,6 @@ public class MicroSave extends JFileChooser {
                setFileFilter(new FileNameExtensionFilter("MicroPeak data file",
                                                          "mpd"));
                setCurrentDirectory(AltosUIPreferences.logdir());
+               setSelectedFile(MicroFile.make());
        }
 }