android secure flag

android/app/src/main/kotlin/niuhuan/pikapi/MainActivity.kt

@@ -11,6 +11,7 @@ import android.provider.MediaStore
 import android.util.Log
 import android.view.Display
 import android.view.KeyEvent
+import android.view.WindowManager
 import androidx.annotation.NonNull
 import androidx.annotation.RequiresApi
 import io.flutter.embedding.android.FlutterActivity
@@ -98,6 +99,7 @@ class MainActivity : FlutterActivity() {
                     "migrate" -> androidMigrate(call.argument("path")!!)
                     // 获取可以迁移数据地址
                     "androidGetExtendDirs" -> androidGetExtendDirs()
+                    "androidSecureFlag" -> androidSecureFlag(call.argument("flag")!!)
                     else -> {
                         notImplementedToken
                     }
@@ -338,4 +340,14 @@ class MainActivity : FlutterActivity() {
         return super.onKeyDown(keyCode, event)
     }
 
+    private fun androidSecureFlag(flag: Boolean) {
+        uiThreadHandler.post {
+            if (flag) {
+                window.setFlags(WindowManager.LayoutParams.FLAG_SECURE, WindowManager.LayoutParams.FLAG_SECURE)
+            } else {
+                window.clearFlags(WindowManager.LayoutParams.FLAG_SECURE)
+            }
+        }
+    }
+
 }

android/gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
-#Fri Jun 23 08:50:38 CEST 2017
+#Fri Oct 29 09:53:43 CST 2021
 distributionBase=GRADLE_USER_HOME
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.2-bin.zip
 distributionPath=wrapper/dists
-zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7-all.zip
+zipStoreBase=GRADLE_USER_HOME

lib/basic/Method.dart

@@ -581,4 +581,11 @@ class Method {
   Future saveDownloadAndExportPath(String folder) {
     return _flatInvoke("saveDownloadAndExportPath", folder);
   }
+
+  /// 切换安全策略 (安卓禁止截图, 录屏, 不显示在任务视图)
+  Future androidSecureFlag(bool flag) {
+    return _channel.invokeMethod("androidSecureFlag", {
+      "flag": flag,
+    });
+  }
 }

lib/basic/config/AndroidSecureFlag.dart

@@ -0,0 +1,53 @@
+/// 音量键翻页
+
+import 'dart:io';
+
+import 'package:flutter/material.dart';
+
+import '../Common.dart';
+import '../Method.dart';
+
+const propertyName = "androidSecureFlag";
+
+late bool androidSecureFlag;
+
+Future<void> initAndroidSecureFlag() async {
+  if (Platform.isAndroid) {
+    androidSecureFlag =
+        (await method.loadProperty(propertyName, "false")) == "true";
+    if (androidSecureFlag) {
+      await method.androidSecureFlag(true);
+    }
+  }
+}
+
+String androidSecureFlagName() {
+  return androidSecureFlag ? "是" : "否";
+}
+
+Future<void> chooseAndroidSecureFlag(BuildContext context) async {
+  String? result =
+      await chooseListDialog<String>(context, "禁止截图/禁止显示在任务视图", ["是", "否"]);
+  if (result != null) {
+    var target = result == "是";
+    await method.saveProperty(propertyName, "$target");
+    androidSecureFlag = target;
+    await method.androidSecureFlag(androidSecureFlag);
+  }
+}
+
+Widget androidSecureFlagSetting() {
+  if (Platform.isAndroid) {
+    return StatefulBuilder(builder:
+        (BuildContext context, void Function(void Function()) setState) {
+      return ListTile(
+          title: Text("禁止截图/禁止显示在任务视图(仅安卓)"),
+          subtitle: Text(androidSecureFlagName()),
+          onTap: () async {
+            await chooseAndroidSecureFlag(context);
+            setState(() {});
+          });
+    });
+  }
+  return Container();
+}

lib/screens/InitScreen.dart

@@ -1,6 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:pikapi/basic/config/Address.dart';
 import 'package:pikapi/basic/config/AndroidDisplayMode.dart';
+import 'package:pikapi/basic/config/AndroidSecureFlag.dart';
 import 'package:pikapi/basic/config/AutoClean.dart';
 import 'package:pikapi/basic/config/AutoFullScreen.dart';
 import 'package:pikapi/basic/config/ChooserRoot.dart';
@@ -40,7 +41,7 @@ class _InitScreenState extends State<InitScreen> {
 
   Future<dynamic> _init() async {
     // 初始化配置文件
-    await initPlatform();  // 必须第一个初始化, 加载设备信息
+    await initPlatform(); // 必须第一个初始化, 加载设备信息
     await autoClean();
     await initAddress();
     await initProxy();
@@ -63,6 +64,7 @@ class _InitScreenState extends State<InitScreen> {
     await initChooserRoot();
     await initTimeZone();
     await initDownloadAndExportPath();
+    await initAndroidSecureFlag();
     // 登录, 如果token失效重新登录, 网络不好的时候可能需要1分钟
     if (await method.preLogin()) {
       // 如果token或username+password有效则直接进入登录好的界面

lib/screens/SettingsScreen.dart

@@ -4,6 +4,7 @@ import 'dart:io';
 import 'package:flutter/material.dart';
 import 'package:pikapi/basic/Common.dart';
 import 'package:pikapi/basic/config/AndroidDisplayMode.dart';
+import 'package:pikapi/basic/config/AndroidSecureFlag.dart';
 import 'package:pikapi/basic/config/AutoClean.dart';
 import 'package:pikapi/basic/config/AutoFullScreen.dart';
 import 'package:pikapi/basic/config/ChooserRoot.dart';
@@ -121,6 +122,7 @@ class _SettingsScreenState extends State<SettingsScreen> {
             ),
             Divider(),
             androidDisplayModeSetting(),
+            androidSecureFlagSetting(),
             Divider(),
             ListTile(
               title: Text("文件夹选择器默认路径"),