screen_protector

screen_protector

Safe Data Leakage via Application Background Screenshot and Prevent Screenshot for Android and iOS.

Important (Breaking Change)

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.

Feature

Import

import 'package:screen_protector/screen_protector.dart';

iOS

Protect Data Leakage Background Screenshot

• Protect data leakage with image

await ScreenProtector.protectDataLeakageWithImage('LaunchImage');

• Protect data leakage with color ON

await ScreenProtector.protectDataLeakageWithColor(Colors.white);

• Protect data leakage with color OFF

await ScreenProtector.protectDataLeakageWithColorOff();

• Protect data leakage with blur ON

await ScreenProtector.protectDataLeakageWithBlur();

• Protect data leakage with blur OFF

await ScreenProtector.protectDataLeakageWithBlurOff();

Prevent Screenshot

• ON

await ScreenProtector.preventScreenshotOn();

• OFF

await ScreenProtector.preventScreenshotOff();

Check Screen Recording

final isRecording = await ScreenProtector.isRecording();

Android

Protect Data Leakage Background Screenshot and Prevent Screenshot

• ON

await ScreenProtector.protectDataLeakageOn();

or

await ScreenProtector.preventScreenshotOn();

• OFF

await ScreenProtector.protectDataLeakageOff();

or

await ScreenProtector.preventScreenshotOff();

Protect Data Leakage for Android 12+ (Optional)

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())
    }
}

Usage

Android

• Protect Data Leakage Background Screenshot and Prevent Screenshot.

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();
  }

}

iOS

• Prevent Screenshot

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();
  }

}

• Protect data leakage with color

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();
  }

}

• Protect data leakage with image

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();
  }

}

• Protect data leakage with blur

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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