feat: Add VPN network mode toggle with permission handling, resolve Android 10 black screen issues, and remove Xposed framework support.

app/src/main/java/top/niunaijun/blackboxa/view/main/BlackBoxLoader.kt

@@ -25,6 +25,9 @@ class BlackBoxLoader {
     private var mDaemonEnable by AppSharedPreferenceDelegate(App.getContext(), false)
     private var mShowShortcutPermissionDialog by AppSharedPreferenceDelegate(App.getContext(), true)
 
+    // VPN network mode: true = use VPN, false = normal network
+    private var mUseVpnNetwork by AppSharedPreferenceDelegate(App.getContext(), false)
+
     fun hideRoot(): Boolean {
         return try {
             mHideRoot
@@ -76,6 +79,23 @@ class BlackBoxLoader {
         }
     }
 
+    fun useVpnNetwork(): Boolean {
+        return try {
+            mUseVpnNetwork
+        } catch (e: Exception) {
+            Log.e(TAG, "Error getting useVpnNetwork: ${e.message}")
+            false
+        }
+    }
+
+    fun invalidUseVpnNetwork(enable: Boolean) {
+        try {
+            this.mUseVpnNetwork = enable
+        } catch (e: Exception) {
+            Log.e(TAG, "Error setting useVpnNetwork: ${e.message}")
+        }
+    }
+
     fun getBlackBoxCore(): BlackBoxCore {
         return try {
             BlackBoxCore.get()
@@ -219,6 +239,15 @@ class BlackBoxLoader {
                                     }
                                 }
 
+                                override fun isUseVpnNetwork(): Boolean {
+                                    return try {
+                                        mUseVpnNetwork
+                                    } catch (e: Exception) {
+                                        Log.e(TAG, "Error checking useVpnNetwork: ${e.message}")
+                                        false
+                                    }
+                                }
+
                                 override fun requestInstallPackage(
                                         file: File?,
                                         userId: Int

app/src/main/java/top/niunaijun/blackboxa/view/main/MainActivity.kt

@@ -3,6 +3,7 @@ package top.niunaijun.blackboxa.view.main
 import android.content.Context
 import android.content.Intent
 import android.net.Uri
+import android.net.VpnService
 import android.os.Bundle
 import android.util.Log
 import android.view.Menu
@@ -38,6 +39,7 @@ class MainActivity : LoadingActivity() {
     companion object {
         private const val TAG = "MainActivity"
         private const val STORAGE_PERMISSION_REQUEST_CODE = 1001
+        private const val VPN_PERMISSION_REQUEST_CODE = 1002
 
         fun start(context: Context) {
             val intent = Intent(context, MainActivity::class.java)
@@ -64,6 +66,9 @@ class MainActivity : LoadingActivity() {
             // Check and request storage permission on Android 11+
             checkStoragePermission()
 
+            // Check and request VPN permission
+            checkVpnPermission()
+
             try {
                 BlackBoxCore.get().onAfterMainActivityOnCreate(this)
             } catch (e: Exception) {
@@ -197,6 +202,40 @@ class MainActivity : LoadingActivity() {
                 }
             }
 
+    /**
+     * Check and request VPN permission if needed. VpnService.prepare() must be called from an
+     * Activity before VPN can be established.
+     */
+    private fun checkVpnPermission() {
+        try {
+            val vpnIntent = VpnService.prepare(this)
+            if (vpnIntent != null) {
+                // User needs to grant VPN permission
+                Log.d(TAG, "VPN permission not granted, requesting...")
+                vpnPermissionResult.launch(vpnIntent)
+            } else {
+                // VPN permission already granted
+                Log.d(TAG, "VPN permission already granted")
+            }
+        } catch (e: Exception) {
+            Log.e(TAG, "Error checking VPN permission: ${e.message}")
+        }
+    }
+
+    private val vpnPermissionResult =
+            registerForActivityResult(ActivityResultContracts.StartActivityForResult()) { result ->
+                try {
+                    if (result.resultCode == RESULT_OK) {
+                        Log.d(TAG, "VPN permission granted!")
+                        // VPN service will now be able to establish connection
+                    } else {
+                        Log.w(TAG, "VPN permission denied by user")
+                    }
+                } catch (e: Exception) {
+                    Log.e(TAG, "Error handling VPN permission result: ${e.message}")
+                }
+            }
+
     private fun showErrorDialog(message: String) {
         try {
             MaterialDialog(this).show {

app/src/main/java/top/niunaijun/blackboxa/view/setting/SettingFragment.kt

@@ -9,12 +9,6 @@ import top.niunaijun.blackboxa.app.AppManager
 import top.niunaijun.blackboxa.util.toast
 import top.niunaijun.blackboxa.view.gms.GmsManagerActivity
 
-/**
- *
- * @Description:
- * @Author: wukaicheng
- * @CreateDate: 2021/5/6 22:13
- */
 class SettingFragment : PreferenceFragmentCompat() {
 
     override fun onCreatePreferences(savedInstanceState: Bundle?, rootKey: String?) {
@@ -35,6 +29,13 @@ class SettingFragment : PreferenceFragmentCompat() {
             daemonPreference.setDefaultValue(mDaemonEnable)
             daemonPreference
         }
+
+        invalidHideState {
+            val vpnPreference: Preference = (findPreference("use_vpn_network")!!)
+            val mUseVpnNetwork = AppManager.mBlackBoxLoader.useVpnNetwork()
+            vpnPreference.setDefaultValue(mUseVpnNetwork)
+            vpnPreference
+        }
     }
 
     private fun initGms() {
@@ -64,6 +65,9 @@ class SettingFragment : PreferenceFragmentCompat() {
                 "daemon_enable" -> {
                     AppManager.mBlackBoxLoader.invalidDaemonEnable(tmpHide)
                 }
+                "use_vpn_network" -> {
+                    AppManager.mBlackBoxLoader.invalidUseVpnNetwork(tmpHide)
+                }
             }
 
             toast(R.string.restart_module)