move AboutFragment.getActiveXposedVersion() to MainApplication

Author: Palatis

app/src/main/AndroidManifest.xml

@@ -8,6 +8,7 @@
         android:allowBackup="false"
         android:icon="@mipmap/ic_launcher"
         android:label="@string/app_name"
+        android:name=".MainApplication"
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
         android:theme="@style/Theme.AppCompat.DayNight">

app/src/main/java/tw/idv/palatis/xappdebug/MainApplication.java

@@ -0,0 +1,16 @@
+package tw.idv.palatis.xappdebug;
+
+import static tw.idv.palatis.xappdebug.Constants.LOG_TAG;
+
+import android.app.Application;
+import android.util.Log;
+
+import androidx.annotation.Keep;
+
+public class MainApplication extends Application {
+    @Keep
+    public static int getActiveXposedVersion() {
+        Log.d(LOG_TAG, "Xposed framework is inactive.");
+        return -1;
+    }
+}

app/src/main/java/tw/idv/palatis/xappdebug/ui/AboutFragment.java

@@ -1,31 +1,23 @@
 package tw.idv.palatis.xappdebug.ui;
 
+import static tw.idv.palatis.xappdebug.BuildConfig.VERSION_NAME;
+
 import android.content.Intent;
 import android.net.Uri;
 import android.os.Bundle;
-import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
 import android.widget.Button;
 import android.widget.TextView;
 
-import androidx.annotation.Keep;
 import androidx.annotation.NonNull;
 import androidx.fragment.app.Fragment;
-import tw.idv.palatis.xappdebug.R;
 
-import static tw.idv.palatis.xappdebug.BuildConfig.VERSION_NAME;
-import static tw.idv.palatis.xappdebug.Constants.LOG_TAG;
+import tw.idv.palatis.xappdebug.MainApplication;
+import tw.idv.palatis.xappdebug.R;
 
 public class AboutFragment extends Fragment {
-
-    @Keep
-    private static int getActiveXposedVersion() {
-        Log.d(LOG_TAG, "Xposed framework is inactive.");
-        return -1;
-    }
-
     public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
         final View root = inflater.inflate(R.layout.fragment_about, container, false);
         final Button button = root.findViewById(R.id.github);
@@ -34,7 +26,7 @@ public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container,
         final TextView version = root.findViewById(R.id.version);
         version.setText(getString(R.string.app_version, VERSION_NAME));
 
-        int xposed = getActiveXposedVersion();
+        int xposed = MainApplication.getActiveXposedVersion();
         if (xposed != -1) {
             final TextView text = root.findViewById(R.id.xposed);
             text.setText(getString(R.string.xposed_version, xposed));

app/src/main/java/tw/idv/palatis/xappdebug/xposed/HookSelf.java

@@ -1,15 +1,16 @@
 package tw.idv.palatis.xappdebug.xposed;
 
-import androidx.annotation.Keep;
-import de.robv.android.xposed.IXposedHookLoadPackage;
-import de.robv.android.xposed.callbacks.XC_LoadPackage;
-import tw.idv.palatis.xappdebug.ui.AboutFragment;
-
 import static de.robv.android.xposed.XC_MethodReplacement.returnConstant;
 import static de.robv.android.xposed.XposedBridge.getXposedVersion;
 import static de.robv.android.xposed.XposedHelpers.findAndHookMethod;
 import static tw.idv.palatis.xappdebug.BuildConfig.APPLICATION_ID;
 
+import androidx.annotation.Keep;
+
+import de.robv.android.xposed.IXposedHookLoadPackage;
+import de.robv.android.xposed.callbacks.XC_LoadPackage;
+import tw.idv.palatis.xappdebug.MainApplication;
+
 @Keep
 public class HookSelf implements IXposedHookLoadPackage {
     @Override
@@ -18,7 +19,7 @@ public void handleLoadPackage(XC_LoadPackage.LoadPackageParam lpparam) throws Th
             return;
 
         findAndHookMethod(
-                AboutFragment.class.getName(),
+                MainApplication.class.getName(),
                 lpparam.classLoader,
                 "getActiveXposedVersion",
                 returnConstant(getXposedVersion())