altosdroid: Add configurable frequency set

[fw/altos] / altosdroid / src / org / altusmetrum / AltosDroid / AltosDroidPreferencesBackend.java

diff --git a/altosdroid/src/org/altusmetrum/AltosDroid/AltosDroidPreferencesBackend.java b/altosdroid/src/org/altusmetrum/AltosDroid/AltosDroidPreferencesBackend.java
index be41ae7cf35b345b157d11127730c73971618bdc..c2db3774bed213172ee1c0003344ea8e5eebd196 100644 (file)
--- a/altosdroid/src/org/altusmetrum/AltosDroid/AltosDroidPreferencesBackend.java
+++ b/altosdroid/src/org/altusmetrum/AltosDroid/AltosDroidPreferencesBackend.java
@@ -22,8 +22,9 @@ import java.util.Map;
 import android.content.Context;
 import android.content.SharedPreferences;
 import android.os.Environment;
+import android.util.*;
 
-import org.altusmetrum.altoslib_5.*;
+import org.altusmetrum.altoslib_10.*;
 
 public class AltosDroidPreferencesBackend implements AltosPreferencesBackend {
        public final static String        NAME    = "org.altusmetrum.AltosDroid";
@@ -43,10 +44,17 @@ public class AltosDroidPreferencesBackend implements AltosPreferencesBackend {
 
        public String[] keys() {
                Map<String, ?> all = prefs.getAll();
-               return (String[])all.keySet().toArray();
+               Object[] ao = all.keySet().toArray();
+
+               String[] as = new String[ao.length];
+               for (int i = 0; i < ao.length; i++)
+                       as[i] = (String) ao[i];
+               return as;
        }
 
        public AltosPreferencesBackend node(String key) {
+               if (!nodeExists(key))
+                       putBoolean(key, true);
                return new AltosDroidPreferencesBackend(context, key);
        }
 
@@ -71,6 +79,16 @@ public class AltosDroidPreferencesBackend implements AltosPreferencesBackend {
                return prefs.getString(key, def);
        }
 
+       public byte[] getBytes(String key, byte[] def) {
+               String save = prefs.getString(key, null);
+
+               if (save == null)
+                       return def;
+
+               byte[] bytes = Base64.decode(save, Base64.DEFAULT);
+               return bytes;
+       }
+
        public void putBoolean(String key, boolean value) {
                editor.putBoolean(key, value);
        }
@@ -87,7 +105,13 @@ public class AltosDroidPreferencesBackend implements AltosPreferencesBackend {
                editor.putString(key, value);
        }
 
+       public void putBytes(String key, byte[] bytes) {
+               String save = Base64.encodeToString(bytes, Base64.DEFAULT);
+               editor.putString(key, save);
+       }
+
        public void remove(String key) {
+               AltosDebug.debug("remove preference %s\n", key);
                editor.remove(key);
        }
 
@@ -98,4 +122,8 @@ public class AltosDroidPreferencesBackend implements AltosPreferencesBackend {
        public File homeDirectory() {
                return Environment.getExternalStorageDirectory();
        }
+
+       public void debug(String format, Object ... arguments) {
+               AltosDebug.debug(format, arguments);
+       }
 }