add bluetooth button

app/src/main/AndroidManifest.xml

@@ -4,6 +4,8 @@
 
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
     <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
+    <uses-permission android:name="android.permission.BLUETOOTH" />
+
     <application
         android:allowBackup="true"
         android:icon="@drawable/data"
@@ -22,6 +24,7 @@
                 <action android:name="android.appwidget.action.APPWIDGET_UPDATE" />
                 <action android:name="it.pgp.currenttoggles.appwidget.action.ON_DEMAND_WIFI" />
                 <action android:name="it.pgp.currenttoggles.appwidget.action.ON_DEMAND_DATA" />
+                <action android:name="it.pgp.currenttoggles.appwidget.action.ON_DEMAND_BLUETOOTH" />
                 <action android:name="it.pgp.currenttoggles.appwidget.action.ON_DEMAND_AIRPLANE" />
             </intent-filter>
 

app/src/main/java/it/pgp/currenttoggles/MainActivity.java

@@ -34,7 +34,7 @@ protected void onCreate(Bundle savedInstanceState) {
         setContentView(R.layout.activity_main);
     }
 
-    public static void toggleDataOrWifi(Context context, String channel, II ii) { // channel: "data" or "wifi
+    public static void toggleDataWifiBluetooth(Context context, String channel, II ii) { // channel: "data" or "wifi
         String[][] cmdsAndErrors = {
                 {channel + " currently DISABLED -> enabling...", "enable"},
                 {channel + " currently ENABLED -> disabling...", "disable"}
@@ -70,10 +70,13 @@ public static void toggleAirplane(Context context) {
     public void toggle(View v) {
         switch(v.getId()) {
             case R.id.toggleData:
-                toggleDataOrWifi(this, "data", Misc::isDataConnectionEnabled);
+                toggleDataWifiBluetooth(this, "data", Misc::isDataConnectionEnabled);
                 break;
             case R.id.toggleWifi:
-                toggleDataOrWifi(this, "wifi", Misc::isWifiEnabled);
+                toggleDataWifiBluetooth(this, "wifi", Misc::isWifiEnabled);
+                break;
+            case R.id.toggleBt:
+                toggleDataWifiBluetooth(this, "bluetooth", Misc::isBluetoothEnabled);
                 break;
             case R.id.toggleAirplane:
                 toggleAirplane(context);

app/src/main/java/it/pgp/currenttoggles/MainWidget.java

@@ -14,8 +14,11 @@
 
 public class MainWidget extends AppWidgetProvider {
 
+    public static final String LOG_PREFIX = "CURRENTTOGGLES";
+
     private static final String onDemandWifi = "it.pgp.currenttoggles.appwidget.action.ON_DEMAND_WIFI";
     private static final String onDemandData = "it.pgp.currenttoggles.appwidget.action.ON_DEMAND_DATA";
+    private static final String onDemandBluetooth = "it.pgp.currenttoggles.appwidget.action.ON_DEMAND_BLUETOOTH";
     private static final String onDemandAirplane = "it.pgp.currenttoggles.appwidget.action.ON_DEMAND_AIRPLANE";
 
     public static void updateAllDirect(Context context) {
@@ -47,6 +50,14 @@ public static void updateAllDirect(Context context) {
                     PendingIntent.FLAG_UPDATE_CURRENT);
             remoteViews.setOnClickPendingIntent(R.id.toggle_wifi, pi);
 
+            ii = new Intent(context, MainWidget.class);
+            ii.setAction(onDemandBluetooth);
+            ii.putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, w_ids);
+            pi = PendingIntent.getBroadcast(
+                    context, appWidgetId, ii,
+                    PendingIntent.FLAG_UPDATE_CURRENT);
+            remoteViews.setOnClickPendingIntent(R.id.toggle_bt, pi);
+
             ii = new Intent(context, MainWidget.class);
             ii.setAction(onDemandAirplane);
             ii.putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, w_ids);
@@ -63,21 +74,25 @@ public static void updateAllDirect(Context context) {
     public void onReceive(Context context, Intent intent) {
         super.onReceive(context, intent);
         String a = intent.getAction();
-        Log.d("XRE_RHSS","onReceive action: "+intent.getAction());
+        Log.d(LOG_PREFIX,"onReceive action: "+intent.getAction());
         if (a == null) return;
         if(MainActivity.context == null) MainActivity.refreshAppContext(context);
         try {
             switch(a) {
                 case onDemandWifi:
-                    Log.d("XRE_RHSS","onDemand Wifi");
-                    MainActivity.toggleDataOrWifi(context, "wifi", Misc::isWifiEnabled);
+                    Log.d(LOG_PREFIX,"onDemand Wifi");
+                    MainActivity.toggleDataWifiBluetooth(context, "wifi", Misc::isWifiEnabled);
                     break;
                 case onDemandData:
-                    Log.d("XRE_RHSS","onDemand Data");
-                    MainActivity.toggleDataOrWifi(context, "data", Misc::isDataConnectionEnabled);
+                    Log.d(LOG_PREFIX,"onDemand Data");
+                    MainActivity.toggleDataWifiBluetooth(context, "data", Misc::isDataConnectionEnabled);
+                    break;
+                case onDemandBluetooth:
+                    Log.d(LOG_PREFIX,"onDemand Bluetooth");
+                    MainActivity.toggleDataWifiBluetooth(context, "bluetooth", Misc::isBluetoothEnabled);
                     break;
                 case onDemandAirplane:
-                    Log.d("XRE_RHSS","onDemand Airplane");
+                    Log.d(LOG_PREFIX,"onDemand Airplane");
                     MainActivity.toggleAirplane(context);
                     break;
                 default:

app/src/main/java/it/pgp/currenttoggles/utils/Misc.java

@@ -1,6 +1,7 @@
 package it.pgp.currenttoggles.utils;
 
 import android.annotation.TargetApi;
+import android.bluetooth.BluetoothAdapter;
 import android.content.Context;
 import android.net.wifi.WifiManager;
 import android.os.Build;
@@ -25,4 +26,8 @@ public static boolean isWifiEnabled(Context context) {
     public static boolean isAirplaneModeEnabled(Context context) {
         return Settings.System.getInt(context.getContentResolver(), Settings.Global.AIRPLANE_MODE_ON, 0) != 0;
     }
+
+    public static boolean isBluetoothEnabled(Context unused){
+        return BluetoothAdapter.getDefaultAdapter().isEnabled();
+    }
 }

app/src/main/res/layout/activity_main.xml

@@ -17,6 +17,12 @@
         android:id="@+id/toggleWifi"
         android:layout_width="match_parent"
         android:layout_height="wrap_content" />
+    <Button
+        android:text="Bluetooth"
+        android:onClick="toggle"
+        android:id="@+id/toggleBt"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content" />
     <Button
         android:text="Airplane"
         android:onClick="toggle"

app/src/main/res/layout/buttons_widget.xml

@@ -20,6 +20,14 @@
         android:layout_width="0dp"
         android:layout_height="match_parent" />
 
+    <ImageButton
+        android:id="@+id/toggle_bt"
+        android:src="@drawable/bt"
+        android:background="@null"
+        android:layout_weight="1"
+        android:layout_width="0dp"
+        android:layout_height="match_parent" />
+
     <ImageButton
         android:id="@+id/toggle_airplane"
         android:src="@drawable/airplane"