DO NOT MERGE Disable app pinning when emergency call button pressed

Also disables app pinning when the "return to call" button is pressed
and brings up the in-call screen when app pinning is stopped if there is
an existing call.

Combination of ag/1091397 and ag/1085584 adapted for MNC.

Bug: 28558307
Bug: 28761672
Change-Id: I82ec4042bff387c845ce571b197a4a86e1dd5ec8

1 files changed, 10 insertions, 0 deletions

diff --git a/packages/Keyguard/src/com/android/keyguard/EmergencyButton.java b/packages/Keyguard/src/com/android/keyguard/EmergencyButton.java
index cbf22c0..93809af 100644
--- a/packages/Keyguard/src/com/android/keyguard/EmergencyButton.java
+++ b/packages/Keyguard/src/com/android/keyguard/EmergencyButton.java
@@ -16,15 +16,18 @@
 
 package com.android.keyguard;
 
+import android.app.ActivityManagerNative;
 import android.app.ActivityOptions;
 import android.content.Context;
 import android.content.Intent;
 import android.content.res.Configuration;
 import android.os.PowerManager;
+import android.os.RemoteException;
 import android.os.SystemClock;
 import android.os.UserHandle;
 import android.telecom.TelecomManager;
 import android.util.AttributeSet;
+import android.util.Slog;
 import android.view.View;
 import android.widget.Button;
 
@@ -46,6 +49,8 @@ public class EmergencyButton extends Button {
                     | Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS
                     | Intent.FLAG_ACTIVITY_CLEAR_TOP);
 
+    private static final String LOG_TAG = "EmergencyButton";
+
     KeyguardUpdateMonitorCallback mInfoCallback = new KeyguardUpdateMonitorCallback() {
 
         @Override
@@ -121,6 +126,11 @@ public class EmergencyButton extends Button {
         // TODO: implement a shorter timeout once new PowerManager API is ready.
         // should be the equivalent to the old userActivity(EMERGENCY_CALL_TIMEOUT)
         mPowerManager.userActivity(SystemClock.uptimeMillis(), true);
+        try {
+            ActivityManagerNative.getDefault().stopLockTaskMode();
+        } catch (RemoteException e) {
+            Slog.w(LOG_TAG, "Failed to stop app pinning");
+        }
         if (isInCall()) {
             resumeCall();
             if (mEmergencyButtonCallback != null) {