Merge "Controls Activity - Always close when keyguard becomes active" into sc-qpr1-dev am: 6ea42dcf9f

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/15839048

Change-Id: I34e27163ec47ca182ed4a16673f0923bd2c13feb

packages/SystemUI/src/com/android/systemui/controls/ui/ControlsActivity.kt

@@ -16,6 +16,10 @@
 
 package com.android.systemui.controls.ui
 
+import android.content.BroadcastReceiver
+import android.content.Context
+import android.content.Intent
+import android.content.IntentFilter
 import android.os.Bundle
 import android.view.View
 import android.view.ViewGroup
@@ -23,18 +27,25 @@ import android.view.WindowInsets
 import android.view.WindowInsets.Type
 
 import com.android.systemui.R
+import com.android.systemui.broadcast.BroadcastDispatcher
 import com.android.systemui.controls.management.ControlsAnimations
 import com.android.systemui.util.LifecycleActivity
 import javax.inject.Inject
 
 /**
- * Displays Device Controls inside an activity
+ * Displays Device Controls inside an activity. This activity is available to be displayed over the
+ * lockscreen if the user has allowed it via
+ * [android.provider.Settings.Secure.LOCKSCREEN_SHOW_CONTROLS]. This activity will be
+ * destroyed on SCREEN_OFF events, due to issues with occluded activities over lockscreen as well as
+ * user expectations for the activity to not continue running.
  */
 class ControlsActivity @Inject constructor(
-    private val uiController: ControlsUiController
+    private val uiController: ControlsUiController,
+    private val broadcastDispatcher: BroadcastDispatcher
 ) : LifecycleActivity() {
 
     private lateinit var parent: ViewGroup
+    private lateinit var broadcastReceiver: BroadcastReceiver
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
@@ -62,6 +73,8 @@ class ControlsActivity @Inject constructor(
                 WindowInsets.CONSUMED
             }
         }
+
+        initBroadcastReceiver()
     }
 
     override fun onResume() {
@@ -83,4 +96,25 @@ class ControlsActivity @Inject constructor(
 
         uiController.hide()
     }
+
+    override fun onDestroy() {
+        super.onDestroy()
+
+        broadcastDispatcher.unregisterReceiver(broadcastReceiver)
+    }
+
+    private fun initBroadcastReceiver() {
+        broadcastReceiver = object : BroadcastReceiver() {
+            override fun onReceive(context: Context, intent: Intent) {
+                val action = intent.getAction()
+                if (Intent.ACTION_SCREEN_OFF.equals(action)) {
+                    finish()
+                }
+            }
+        }
+
+        val filter = IntentFilter()
+        filter.addAction(Intent.ACTION_SCREEN_OFF)
+        broadcastDispatcher.registerReceiver(broadcastReceiver, filter)
+    }
 }