Implement auto start on boot feature.

Can be activated via a new preference.
Closes #2.

AndroidManifest.xml

@@ -1,13 +1,14 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="org.poirsouille.tinc_gui"
-    android:versionCode="7"
-    android:versionName="0.9.6" >
+    android:versionCode="8"
+    android:versionName="0.9.7" >
 
     <uses-sdk android:minSdkVersion="10" android:targetSdkVersion="19" />
     <uses-permission android:name="android.permission.ACCESS_SUPERUSER" />
     <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
-
+    <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED"/>
+
     <application
         android:icon="@drawable/ic_launcher"
         android:label="@string/app_name"
@@ -25,6 +26,12 @@
         <activity android:name=".SettingsActivity"></activity>
         <activity android:name=".SettingsActivityOld"></activity>
         <activity android:name=".AboutActivity"></activity>
+
+        <receiver android:name=".BootReceiver" android:enabled="false">
+		    <intent-filter>
+		        <action android:name="android.intent.action.BOOT_COMPLETED"></action>
+		    </intent-filter>
+		</receiver>
     </application>
 
 </manifest>

res/values/strings.xml

@@ -45,5 +45,6 @@ making a donation</a> if you like this program.
     <string name="about">About</string>
     <string name="pref_title_debug_level">Debug level</string>
     <string name="pref_title_super_user">Execute as Super User</string>
+    <string name="pref_title_autostart_boot">Auto start on boot</string>
 
 </resources>

res/xml/preferences.xml

@@ -15,6 +15,7 @@
             android:title="@string/max_log_size" />
         <ListPreference android:defaultValue="2" android:key="pref_key_debug_level" android:title="@string/pref_title_debug_level" android:entries="@array/debug_lvl_entries" android:entryValues="@array/debug_lvl_values"/>
         <CheckBoxPreference android:defaultValue="true" android:key="pref_key_super_user" android:title="@string/pref_title_super_user"/>
+        <CheckBoxPreference android:defaultValue="false" android:key="pref_key_autostart_boot" android:title="@string/pref_title_autostart_boot"/>
     </PreferenceCategory>
     <PreferenceCategory android:title="@string/pref_title_current_config" android:key="pref_key_config">
     </PreferenceCategory><PreferenceCategory android:title="@string/pref_title_hosts" android:key="pref_key_hosts">

src/org/poirsouille/tinc_gui/BootReceiver.java

@@ -0,0 +1,32 @@
+package org.poirsouille.tinc_gui;
+
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.SharedPreferences;
+import android.util.Log;
+
+public class BootReceiver extends BroadcastReceiver
+{
+
+    @Override
+    public void onReceive(Context iContext, Intent iIntent)
+    {
+        if (iIntent.getAction().equals("android.intent.action.BOOT_COMPLETED")) 
+        {
+            // Auto start service if enabled
+            Log.d(Tools.TAG, "Boot notif");
+            SharedPreferences aSharedPref = iContext.getSharedPreferences("org.poirsouille.tinc_gui_preferences", Context.MODE_PRIVATE);
+            Boolean aAutoStart = false;
+            aAutoStart = aSharedPref.getBoolean("pref_key_autostart_boot", aAutoStart);
+            if (aAutoStart)
+            {
+                Log.i(Tools.TAG, "Autostarting Tinc GUI service");
+                // Start tincd service
+                Intent intent = new Intent(iContext, TincdService.class); 
+                iContext.startService(intent);
+            }
+        }
+    }
+
+}

src/org/poirsouille/tinc_gui/TincdService.java

@@ -29,14 +29,17 @@
 import java.util.Date;
 import java.util.LinkedList;
 import java.util.List;
+import java.util.Locale;
 import java.util.zip.CRC32;
 
 import android.app.Notification;
 import android.app.PendingIntent;
 import android.app.Service;
+import android.content.ComponentName;
 import android.content.Intent;
 import android.content.SharedPreferences;
 import android.content.SharedPreferences.OnSharedPreferenceChangeListener;
+import android.content.pm.PackageManager;
 import android.os.Binder;
 import android.os.IBinder;
 import android.preference.PreferenceManager;
@@ -290,26 +293,37 @@ public void onCreate()
         // (see http://stackoverflow.com/questions/2542938/sharedpreferences-onsharedpreferencechangelistener-not-being-called-consistently)
         _prefChangeListener = new OnSharedPreferenceChangeListener()
         {
-            public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key)
+            public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String iKey)
             {
-                refreshPrefs();
+                refreshPrefs(iKey);
             }
         };
         _sharedPref.registerOnSharedPreferenceChangeListener(_prefChangeListener);
         // Refresh at startup as well
-        refreshPrefs();
+        refreshPrefs("");
     }
 
    /**
     * Refresh member variables from preferences screen. 
     */
-    private void refreshPrefs()
+    private void refreshPrefs(String iKey)
     {
-        Log.d(Tools.TAG, "Refreshing preferences");
+        Log.d(Tools.TAG, "Refreshing preferences for key " + iKey);
         _configPath = _sharedPref.getString("pref_key_config_path", _configPath);
         _maxLogSize = Integer.parseInt(_sharedPref.getString("pref_key_max_log_size", "" + _maxLogSize));
         _debugLvl = Integer.parseInt(_sharedPref.getString("pref_key_debug_level", "" + _debugLvl));
         _useSU = _sharedPref.getBoolean("pref_key_super_user", _useSU);
+
+        if (iKey.equals("pref_key_autostart_boot"))
+        {
+            // Enable/disable boot time notification
+            Boolean aAutoStart = false;
+            aAutoStart = _sharedPref.getBoolean("pref_key_autostart_boot", aAutoStart);
+            this.getPackageManager().setComponentEnabledSetting(new ComponentName(this, BootReceiver.class),
+                    aAutoStart ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED : PackageManager.COMPONENT_ENABLED_STATE_DISABLED,
+                    PackageManager.DONT_KILL_APP);
+            Log.d(Tools.TAG, "Changing boot status notification state: " + aAutoStart);
+        }
     }
 
     public void onDestroy ()
@@ -365,7 +379,7 @@ public List<String> popOutput()
     public void call(String iData)
     {
         Date aDate = new Date();
-        SimpleDateFormat aFormat = new SimpleDateFormat("HH:mm:ss");
+        SimpleDateFormat aFormat = new SimpleDateFormat("HH:mm:ss", Locale.US);
         String aTxt = aFormat.format(aDate) + " " + iData;
         // Notify activity callback if any
         if (_callback != null)