From e1a94be9c388932c8baff62ab9b880b59480eac6 Mon Sep 17 00:00:00 2001
From: Hee Tatt Ooi <hee.tatt.ooi@sap.com>
Date: Tue, 2 Jun 2020 22:31:33 +0200
Subject: [PATCH] Prevent screenshot of the app for all activities (#108)
* Prevent screenshot of the app for all activities
* fix ktlint
* code smell fix
Co-authored-by: harambasicluka <64483219+harambasicluka@users.noreply.github.com>
---
.../coronawarnapp/CoronaWarnApplication.kt | 39 ++++++++++++++++++-
1 file changed, 38 insertions(+), 1 deletion(-)
diff --git a/Corona-Warn-App/src/main/java/de/rki/coronawarnapp/CoronaWarnApplication.kt b/Corona-Warn-App/src/main/java/de/rki/coronawarnapp/CoronaWarnApplication.kt
index 668dd8864..c615cc64d 100644
--- a/Corona-Warn-App/src/main/java/de/rki/coronawarnapp/CoronaWarnApplication.kt
+++ b/Corona-Warn-App/src/main/java/de/rki/coronawarnapp/CoronaWarnApplication.kt
@@ -1,15 +1,19 @@
package de.rki.coronawarnapp
+import android.app.Activity
import android.app.Application
import android.content.Context
+import android.os.Bundle
import android.util.Log
+import android.view.WindowManager
import androidx.lifecycle.Lifecycle
import androidx.lifecycle.LifecycleObserver
import androidx.lifecycle.OnLifecycleEvent
import androidx.lifecycle.ProcessLifecycleOwner
import de.rki.coronawarnapp.notification.NotificationHelper
-class CoronaWarnApplication : Application(), LifecycleObserver {
+class CoronaWarnApplication : Application(), LifecycleObserver,
+ Application.ActivityLifecycleCallbacks {
companion object {
val TAG: String? = CoronaWarnApplication::class.simpleName
@@ -31,6 +35,7 @@ class CoronaWarnApplication : Application(), LifecycleObserver {
NotificationHelper.createNotificationChannel()
super.onCreate()
ProcessLifecycleOwner.get().lifecycle.addObserver(this)
+ registerActivityLifecycleCallbacks(this)
}
/**
@@ -50,4 +55,36 @@ class CoronaWarnApplication : Application(), LifecycleObserver {
isAppInForeground = true
Log.v(TAG, "App foregrounded")
}
+
+ override fun onActivityPaused(activity: Activity) {
+ // does not override function. Empty on intention
+ }
+
+ override fun onActivityStarted(activity: Activity) {
+ // does not override function. Empty on intention
+ }
+
+ override fun onActivityDestroyed(activity: Activity) {
+ // does not override function. Empty on intention
+ }
+
+ override fun onActivitySaveInstanceState(activity: Activity, outState: Bundle) {
+ // does not override function. Empty on intention
+ }
+
+ override fun onActivityStopped(activity: Activity) {
+ // does not override function. Empty on intention
+ }
+
+ override fun onActivityCreated(activity: Activity, savedInstanceState: Bundle?) {
+ // prevents screenshot of the app for all activities
+ activity.window.setFlags(
+ WindowManager.LayoutParams.FLAG_SECURE,
+ WindowManager.LayoutParams.FLAG_SECURE
+ )
+ }
+
+ override fun onActivityResumed(activity: Activity) {
+ // does not override function. Empty on intention
+ }
}
--
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