flutter pub add screen_protector根據套件公開資料產生的選型評估，僅供參考。
螢幕保護程式是Flutter套件，可在Android與iOS上防止應用程式於背景執行時遭未經授權的截圖，以保護敏感資料。它利用平台特定機制來偵測並阻擋截圖嘗試，降低資料外洩風險。適用於處理機密資訊（如銀行、醫療或安全通訊）的應用程式，無需複雜實作即可提升安全性。該套件可透過簡單的pub add指令輕鬆整合至Flutter專案中。
以下為關聯原始碼儲存庫的 README 原文快照，最新內容請造訪原始碼儲存庫。
Safe Data Leakage via Application Background Screenshot and Prevent Screenshot for Android and iOS.
Versions 1.4.4 through 1.4.13 may cause crashes on some devices. Please use version 1.4.3 or earlier, or upgrade to version 1.5.1 or later.
import 'package:screen_protector/screen_protector.dart';
await ScreenProtector.protectDataLeakageWithImage('LaunchImage');
await ScreenProtector.protectDataLeakageWithColor(Colors.white);
await ScreenProtector.protectDataLeakageWithColorOff();
await ScreenProtector.protectDataLeakageWithBlur();
await ScreenProtector.protectDataLeakageWithBlurOff();
await ScreenProtector.preventScreenshotOn();
await ScreenProtector.preventScreenshotOff();
final isRecording = await ScreenProtector.isRecording();
await ScreenProtector.protectDataLeakageOn();
or
await ScreenProtector.preventScreenshotOn();
await ScreenProtector.protectDataLeakageOff();
or
await ScreenProtector.preventScreenshotOff();
https://github.com/prongbang/screen-protector
import com.prongbang.screenprotect.AndroidScreenProtector
class MainActivity : FlutterFragmentActivity() {
private val screenProtector by lazy { AndroidScreenProtector.newInstance(this) }
// For Android 12+
override fun onWindowFocusChanged(hasFocus: Boolean) {
super.onWindowFocusChanged(hasFocus)
screenProtector.process(hasFocus.not())
}
}
import 'package:screen_protector/screen_protector.dart';
class _PreventScreenshotPageState extends State<MyApp> {
void _preventScreenshotOn() async => await ScreenProtector.protectDataLeakageOn();
void _protectDataLeakageOff() async => await ScreenProtector.protectDataLeakageOff();
@override
void initState() {
_preventScreenshotOn();
super.initState();
}
@override
void dispose() {
_protectDataLeakageOff();
super.dispose();
}
}
import 'package:screen_protector/screen_protector.dart';
class _PreventScreenshotPageState extends State<MyApp> {
void _preventScreenshotOn() async => await ScreenProtector.preventScreenshotOn();
void _preventScreenshotOff() async => await ScreenProtector.preventScreenshotOff();
@override
void initState() {
_preventScreenshotOn();
super.initState();
}
@override
void dispose() {
_preventScreenshotOff();
super.dispose();
}
}
import 'package:screen_protector/screen_protector.dart';
class _ProtectDataLeakagePageState extends State<MyApp> {
void _protectDataLeakageWithColor() async => await ScreenProtector.protectDataLeakageWithColor(Colors.white);
@override
void initState() {
_protectDataLeakageWithColor();
super.initState();
}
}
import 'package:screen_protector/screen_protector.dart';
class _ProtectDataLeakagePageState extends State<MyApp> {
void _protectDataLeakageWithImage() async => await ScreenProtector.protectDataLeakageWithImage('LaunchImage');
@override
void initState() {
_protectDataLeakageWithImage();
super.initState();
}
}
import 'package:screen_protector/screen_protector.dart';
class _ProtectDataLeakagePageState extends State<MyApp> {
void _protectDataLeakageWithBlur() async => await ScreenProtector.protectDataLeakageWithBlur();
@override
void initState() {
_protectDataLeakageWithBlur();
super.initState();
}
}
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