add AntiBrightnessChange modulet (#2)

This adds a new modulet which removes the ability of an app to overwrite the screen brightness.
Works limited to an app, and also to every app, if android is selected as target package.

Author: binarynoise

AntiBrightnessChange/README.md

@@ -0,0 +1,6 @@
+# AntiBrightnessChange
+
+This module prevents selected apps from overwriting the screen brightness.
+
+If applied to System Framework (`android`) 
+it will prevent every app from changing the screen brightness.

AntiBrightnessChange/build.gradle.kts

@@ -0,0 +1,19 @@
+plugins {
+    id("com.android.application")
+}
+
+android {
+    val packageName = "com.programminghoch10.AntiBrightnessChange"
+    namespace = packageName
+    
+    defaultConfig {
+        applicationId = packageName
+        minSdk = 33
+        targetSdk = 33
+        compileSdk = 33
+        versionCode = 1
+        versionName = "1.0"
+    }
+}
+
+dependencies {}

AntiBrightnessChange/src/main/AndroidManifest.xml

@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    >
+
+    <application
+        android:label="AntiBrightnessChange"
+        tools:ignore="MissingApplicationIcon"
+        >
+        <meta-data
+            android:name="xposedmodule"
+            android:value="true"
+            />
+        <meta-data
+            android:name="xposeddescription"
+            android:value="Prevent apps from changing display brightness."
+            />
+        <meta-data
+            android:name="xposedminversion"
+            android:value="82"
+            />
+        <meta-data
+            android:name="xposedscope"
+            android:resource="@array/scope"
+            />
+    </application>
+
+</manifest>

AntiBrightnessChange/src/main/assets/xposed_init

@@ -0,0 +1 @@
+com.programminghoch10.AntiBrightnessChange.Hook

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

@@ -0,0 +1,38 @@
+package com.programminghoch10.AntiBrightnessChange;
+
+import static android.view.WindowManager.LayoutParams.BRIGHTNESS_OVERRIDE_NONE;
+
+import android.view.WindowManager;
+
+import androidx.annotation.Keep;
+
+import de.robv.android.xposed.IXposedHookLoadPackage;
+import de.robv.android.xposed.XC_MethodHook;
+import de.robv.android.xposed.XposedHelpers;
+import de.robv.android.xposed.callbacks.XC_LoadPackage;
+
+@Keep
+public class Hook implements IXposedHookLoadPackage {
+    @Override
+    public void handleLoadPackage(XC_LoadPackage.LoadPackageParam lpparam) {
+        if (lpparam.packageName.equals("android")) {
+            XposedHelpers.findAndHookMethod("com.android.server.wm.RootWindowContainer", lpparam.classLoader, "handleNotObscuredLocked",
+                    "com.android.server.wm.WindowState", boolean.class, boolean.class, new XC_MethodHook() {
+                        @Override
+                        protected void afterHookedMethod(MethodHookParam param) {
+                            XposedHelpers.setFloatField(param.thisObject, "mScreenBrightnessOverride", Float.NaN);
+                        }
+                    });
+            return;
+        }
+        
+        XposedHelpers.findAndHookMethod(WindowManager.LayoutParams.class, "copyFrom", WindowManager.LayoutParams.class, new XC_MethodHook() {
+            @Override
+            protected void beforeHookedMethod(MethodHookParam param) {
+                WindowManager.LayoutParams layoutParams = (WindowManager.LayoutParams) param.args[0];
+                layoutParams.screenBrightness = BRIGHTNESS_OVERRIDE_NONE;
+                layoutParams.buttonBrightness = BRIGHTNESS_OVERRIDE_NONE;
+            }
+        });
+    }
+}

AntiBrightnessChange/src/main/res/values/arrays.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <string-array name="scope">
+    </string-array>
+</resources>

metadata/com.programminghoch10.AntiBrightnessChange/en-US/full_description.txt

@@ -0,0 +1,4 @@
+This module prevents selected apps from overwriting the screen brightness.
+
+If applied to System Framework (`android`) 
+it will prevent every app from changing the screen brightness.

metadata/com.programminghoch10.AntiBrightnessChange/en-US/short_description.txt

@@ -0,0 +1 @@
+Prevents selected apps from overwriting the screen brightness.

metadata/com.programminghoch10.AntiBrightnessChange/en-US/title.txt

@@ -0,0 +1 @@
+Anti Brightness Change

settings.gradle.kts

@@ -18,6 +18,7 @@ dependencyResolutionManagement {
 }
 
 rootProject.name = "XposedModulets"
+include(":AntiBrightnessChange")
 include(":AutomaticAdvancedSettingsExpander")
 include(":BetterVerboseWiFiLogging")
 include(":BetterBluetoothDeviceSort")