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programminghoch10programminghoch10
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Implement SensorMod (#21)
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‎SensorMod/Readme.md

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# SensorMod
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This Module allows you to selectively disable sensors on your android device.
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Every sensor is listed and can be selectively disabled at choice.
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Supports all sensors reported by Android through the SensorManager API.
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Select all apps to disable the sensors for as scope for the module.

‎SensorMod/build.gradle.kts

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plugins {
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alias(libs.plugins.buildlogic.android.application)
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}
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android {
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namespace = "com.programminghoch10.SensorMod"
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defaultConfig {
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minSdk = 16
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targetSdk = 35
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multiDexEnabled = true
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}
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compileOptions {
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isCoreLibraryDesugaringEnabled = true
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}
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}
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dependencies {
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implementation(libs.androidx.preference)
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coreLibraryDesugaring(libs.android.desugarJdkLibs)
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}

‎SensorMod/src/main/AndroidManifest.xml

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<?xml version="1.0" encoding="utf-8"?>
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<manifest
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xmlns:android="http://schemas.android.com/apk/res/android">
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<application android:label="@string/app_name">
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<activity
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android:name=".SettingsActivity"
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android:exported="true"
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android:label="@string/title_activity_settings"
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android:theme="@style/AppTheme"
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>
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<intent-filter>
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<action android:name="android.intent.action.APPLICATION_PREFERENCES" />
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<category android:name="android.intent.category.DEFAULT" />
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<action android:name="android.intent.action.MAIN" />
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<category android:name="de.robv.android.xposed.category.MODULE_SETTINGS" />
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</intent-filter>
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</activity>
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<meta-data
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android:name="xposedmodule"
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android:value="true"
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/>
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<meta-data
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android:name="xposeddescription"
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android:value="@string/description"
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/>
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<meta-data
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android:name="xposedminversion"
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android:value="93"
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/>
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</application>
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</manifest>

‎SensorMod/src/main/assets/xposed_init

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com.programminghoch10.SensorMod.Hook

‎SensorMod/src/main/java/com/programminghoch10/SensorMod/Common.java

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package com.programminghoch10.SensorMod;
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import android.hardware.Sensor;
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import java.util.Objects;
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public class Common {
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public static boolean DEFAULT_SENSOR_STATE = true;
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public static String getKey(Sensor sensor) {
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return "sensor_" + Objects.hash(sensor.getName(), sensor.getId(), sensor.getVendor(), sensor.getVersion(), sensor.getType());
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}
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}

‎SensorMod/src/main/java/com/programminghoch10/SensorMod/Hook.java

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package com.programminghoch10.SensorMod;
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import static com.programminghoch10.SensorMod.Common.DEFAULT_SENSOR_STATE;
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import static com.programminghoch10.SensorMod.Common.getKey;
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import android.content.SharedPreferences;
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import android.hardware.Sensor;
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import android.hardware.SensorManager;
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import android.util.Log;
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import java.util.List;
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import de.robv.android.xposed.IXposedHookLoadPackage;
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import de.robv.android.xposed.XC_MethodHook;
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import de.robv.android.xposed.XSharedPreferences;
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import de.robv.android.xposed.XposedHelpers;
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import de.robv.android.xposed.callbacks.XC_LoadPackage;
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public class Hook implements IXposedHookLoadPackage {
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@Override
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public void handleLoadPackage(XC_LoadPackage.LoadPackageParam lpparam) throws Throwable {
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if (lpparam.packageName.equals(BuildConfig.APPLICATION_ID)) return;
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SharedPreferences sharedPreferences = new XSharedPreferences(BuildConfig.APPLICATION_ID, "sensors");
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Class<SensorManager> systemSensorManager = (Class<SensorManager>) XposedHelpers.findClass("android.hardware.SystemSensorManager", lpparam.classLoader);
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XposedHelpers.findAndHookMethod(systemSensorManager, "getFullSensorList", new XC_MethodHook() {
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@Override
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protected void afterHookedMethod(MethodHookParam param) throws Throwable {
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if (param.hasThrowable()) return;
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Log.d("Logger", "afterHookedMethod: filter getFullSensorList");
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List<Sensor> result = (List<Sensor>) param.getResult();
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result = result.stream().filter(sensor -> sharedPreferences.getBoolean(getKey(sensor), DEFAULT_SENSOR_STATE)).toList();
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param.setResult(result);
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}
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});
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Log.d("Logger", "handleLoadPackage: Hooked SystemSensorManager");
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}
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}

‎SensorMod/src/main/java/com/programminghoch10/SensorMod/SettingsActivity.java

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package com.programminghoch10.SensorMod;
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import static com.programminghoch10.SensorMod.Common.DEFAULT_SENSOR_STATE;
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import static com.programminghoch10.SensorMod.Common.getKey;
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import android.annotation.SuppressLint;
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import android.app.ActionBar;
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import android.hardware.Sensor;
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import android.hardware.SensorManager;
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import android.os.Bundle;
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import androidx.fragment.app.FragmentActivity;
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import androidx.preference.PreferenceFragmentCompat;
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import androidx.preference.PreferenceManager;
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import androidx.preference.PreferenceScreen;
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import androidx.preference.SwitchPreference;
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import java.util.List;
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public class SettingsActivity extends FragmentActivity {
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.settings_activity);
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if (savedInstanceState == null) {
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getSupportFragmentManager()
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.beginTransaction()
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.replace(R.id.settings, new SettingsFragment())
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.commit();
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}
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ActionBar actionBar = getActionBar();
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if (actionBar != null) {
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actionBar.setDisplayHomeAsUpEnabled(
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getSupportFragmentManager().getBackStackEntryCount() > 0
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);
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}
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}
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public static class SettingsFragment extends PreferenceFragmentCompat {
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@SuppressLint("WorldReadableFiles")
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@Override
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public void onCreatePreferences(Bundle savedInstanceState, String rootKey) {
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PreferenceManager preferenceManager = getPreferenceManager();
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setPreferenceScreen(preferenceManager.createPreferenceScreen(requireContext()));
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preferenceManager.setSharedPreferencesName("sensors");
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preferenceManager.setSharedPreferencesMode(MODE_WORLD_READABLE);
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PreferenceScreen preferenceScreen = getPreferenceScreen();
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SensorManager sensorManager = (SensorManager) requireContext().getSystemService(SENSOR_SERVICE);
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List<Sensor> sensors = sensorManager.getSensorList(Sensor.TYPE_ALL);
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for (Sensor sensor : sensors) {
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SwitchPreference preference = new SwitchPreference(requireContext());
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preference.setDefaultValue(DEFAULT_SENSOR_STATE);
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preference.setKey(getKey(sensor));
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preference.setTitle(sensor.getName());
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preference.setSummary(getKey(sensor) + " - " + sensor);
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preferenceScreen.addPreference(preference);
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}
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}
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}
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}

‎SensorMod/src/main/res/layout/settings_activity.xml

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<?xml version="1.0" encoding="utf-8"?>
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<LinearLayout
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xmlns:android="http://schemas.android.com/apk/res/android"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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style="@style/AppTheme.Edge2EdgeFix"
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>
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<FrameLayout
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android:id="@+id/settings"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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/>
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</LinearLayout>

‎SensorMod/src/main/res/values-v21/themes.xml

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<?xml version="1.0" encoding="utf-8"?>
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<resources>
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<style name="AppTheme" parent="@android:style/Theme.DeviceDefault.Settings" />
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</resources>

‎SensorMod/src/main/res/values/strings.xml

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<resources>
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<string name="app_name">SensorMod</string>
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<string name="description">Selectively disable sensors.</string>
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<string name="title_activity_settings">SensorMod Settings</string>
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</resources>

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