Fixed the minimum SDK checks

(Prepare for version 1.31, hotfix)

Author: frazew

app/build.gradle

@@ -8,8 +8,8 @@ android {
         applicationId "fr.frazew.virtualgyroscope"
         minSdkVersion 16
         targetSdkVersion 23
-        versionCode 130
-        versionName "1.3"
+        versionCode 131
+        versionName "1.31"
     }
     buildTypes {
         release {

app/src/main/java/fr/frazew/virtualgyroscope/XposedMod.java

@@ -33,11 +33,11 @@ public class XposedMod implements IXposedHookLoadPackage {
     }};
 
     public static final SparseArray<SensorModel> sensorsToEmulate = new SparseArray<SensorModel>() {{
-        append(Sensor.TYPE_ROTATION_VECTOR, new SensorModel(Sensor.TYPE_ROTATION_VECTOR, "VirtualSensor RotationVector", sensorTypetoHandle.get(Sensor.TYPE_ROTATION_VECTOR), 0.01F, -1, -1, (Build.VERSION.SDK_INT >= 19) ? Sensor.STRING_TYPE_ROTATION_VECTOR : "", "none"));
-        append(Sensor.TYPE_GYROSCOPE, new SensorModel(Sensor.TYPE_GYROSCOPE, "VirtualSensor Gyroscope", sensorTypetoHandle.get(Sensor.TYPE_GYROSCOPE), 0.01F, -1, (float) Math.PI, (Build.VERSION.SDK_INT >= 19) ? Sensor.STRING_TYPE_GYROSCOPE : "", "android.hardware.sensor.gyroscope"));
-        if (Build.VERSION.SDK_INT >= 19) append(Sensor.TYPE_GEOMAGNETIC_ROTATION_VECTOR, new SensorModel(Sensor.TYPE_GEOMAGNETIC_ROTATION_VECTOR, "VirtualSensor GeomagneticRotationVector", sensorTypetoHandle.get(Sensor.TYPE_GEOMAGNETIC_ROTATION_VECTOR), 0.01F, -1, -1, (Build.VERSION.SDK_INT >= 19) ? Sensor.STRING_TYPE_GEOMAGNETIC_ROTATION_VECTOR : "", "none"));
-        append(Sensor.TYPE_GRAVITY, new SensorModel(Sensor.TYPE_GRAVITY, "VirtualSensor Gravity", sensorTypetoHandle.get(Sensor.TYPE_GRAVITY), 0.01F, -1, -1, (Build.VERSION.SDK_INT >= 19) ? Sensor.STRING_TYPE_GRAVITY : "", "none"));
-        append(Sensor.TYPE_LINEAR_ACCELERATION, new SensorModel(Sensor.TYPE_LINEAR_ACCELERATION, "VirtualSensor LinearAcceleration", sensorTypetoHandle.get(Sensor.TYPE_LINEAR_ACCELERATION), 0.01F, -1, -1, (Build.VERSION.SDK_INT >= 19) ? Sensor.STRING_TYPE_LINEAR_ACCELERATION : "", "none")); // Had to use another handle as it broke the magnetic sensor's readings (?!)
+        append(Sensor.TYPE_ROTATION_VECTOR, new SensorModel(Sensor.TYPE_ROTATION_VECTOR, "VirtualSensor RotationVector", sensorTypetoHandle.get(Sensor.TYPE_ROTATION_VECTOR), 0.01F, -1, -1, (Build.VERSION.SDK_INT > 19) ? Sensor.STRING_TYPE_ROTATION_VECTOR : "", "none"));
+        append(Sensor.TYPE_GYROSCOPE, new SensorModel(Sensor.TYPE_GYROSCOPE, "VirtualSensor Gyroscope", sensorTypetoHandle.get(Sensor.TYPE_GYROSCOPE), 0.01F, -1, (float) Math.PI, (Build.VERSION.SDK_INT > 19) ? Sensor.STRING_TYPE_GYROSCOPE : "", "android.hardware.sensor.gyroscope"));
+        if (Build.VERSION.SDK_INT >= 19) append(Sensor.TYPE_GEOMAGNETIC_ROTATION_VECTOR, new SensorModel(Sensor.TYPE_GEOMAGNETIC_ROTATION_VECTOR, "VirtualSensor GeomagneticRotationVector", sensorTypetoHandle.get(Sensor.TYPE_GEOMAGNETIC_ROTATION_VECTOR), 0.01F, -1, -1, (Build.VERSION.SDK_INT > 19) ? Sensor.STRING_TYPE_GEOMAGNETIC_ROTATION_VECTOR : "", "none"));
+        append(Sensor.TYPE_GRAVITY, new SensorModel(Sensor.TYPE_GRAVITY, "VirtualSensor Gravity", sensorTypetoHandle.get(Sensor.TYPE_GRAVITY), 0.01F, -1, -1, (Build.VERSION.SDK_INT > 19) ? Sensor.STRING_TYPE_GRAVITY : "", "none"));
+        append(Sensor.TYPE_LINEAR_ACCELERATION, new SensorModel(Sensor.TYPE_LINEAR_ACCELERATION, "VirtualSensor LinearAcceleration", sensorTypetoHandle.get(Sensor.TYPE_LINEAR_ACCELERATION), 0.01F, -1, -1, (Build.VERSION.SDK_INT > 19) ? Sensor.STRING_TYPE_LINEAR_ACCELERATION : "", "none")); // Had to use another handle as it broke the magnetic sensor's readings (?!)
     }};
 
     @Override

app/src/main/java/fr/frazew/virtualgyroscope/hooks/SystemSensorManagerHook.java

@@ -40,7 +40,7 @@ public static List<Object> fillSensorLists(ArrayList<Sensor> fullSensorList, Spa
         XposedHelpers.findField(Sensor.class, "mResolution").setAccessible(true);
         XposedHelpers.findField(Sensor.class, "mMinDelay").setAccessible(true);
         XposedHelpers.findField(Sensor.class, "mMaxRange").setAccessible(true);
-        XposedHelpers.findField(Sensor.class, "mStringType").setAccessible(true);
+        if (Build.VERSION.SDK_INT > 19) XposedHelpers.findField(Sensor.class, "mStringType").setAccessible(true);
         XposedHelpers.findField(Sensor.class, "mRequiredPermission").setAccessible(true);
 
         for (int i = 0; i < XposedMod.sensorsToEmulate.size(); i++) {
@@ -53,7 +53,7 @@ public static List<Object> fillSensorLists(ArrayList<Sensor> fullSensorList, Spa
                 XposedHelpers.setObjectField(s, "mVersion", BuildConfig.VERSION_CODE);
                 XposedHelpers.setObjectField(s, "mHandle", model.handle);
                 XposedHelpers.setObjectField(s, "mMinDelay", model.minDelay == -1 ? minDelayAccelerometer : model.minDelay);
-                if (Build.VERSION.SDK_INT >= 19)
+                if (Build.VERSION.SDK_INT > 19)
                     XposedHelpers.setObjectField(s, "mStringType", model.stringType);
                 XposedHelpers.setObjectField(s, "mResolution", model.resolution == -1 ? 0.01F : model.resolution); // This 0.01F is a placeholder, it doesn't seem to change anything but I keep it
                 if (model.maxRange != -1)