From d4d6136eb38e6380d4f1a0a0152f0d5707945562 Mon Sep 17 00:00:00 2001
From: Adrian Roos <roosa@google.com>
Date: Wed, 25 Jun 2014 23:30:50 +0200
Subject: [PATCH] Trust Agents: Add lock now facility to global actions

Change-Id: I732d7e989892081f6b53142953de71f90ec62d37
---
 core/res/res/values/config.xml                |  1 +
 core/res/res/values/strings.xml               |  3 ++
 core/res/res/values/symbols.xml               |  1 +
 .../internal/policy/impl/GlobalActions.java   | 37 +++++++++++++++++++
 4 files changed, 42 insertions(+)

diff --git a/core/res/res/values/config.xml b/core/res/res/values/config.xml
index d350ef2964b54..7b3cd104aabb8 100644
--- a/core/res/res/values/config.xml
+++ b/core/res/res/values/config.xml
@@ -1570,6 +1570,7 @@
          -->
     <string-array translatable="false" name="config_globalActionsList">
         <item>power</item>
+        <item>lockdown</item>
         <item>bugreport</item>
         <item>users</item>
     </string-array>
diff --git a/core/res/res/values/strings.xml b/core/res/res/values/strings.xml
index e017f53e8880c..0fc27e0404ada 100644
--- a/core/res/res/values/strings.xml
+++ b/core/res/res/values/strings.xml
@@ -443,6 +443,9 @@
     <!-- label for item that launches settings in phone options dialog [CHAR LIMIT=15]-->
     <string name="global_action_settings">Settings</string>
 
+    <!-- label for item that locks the phone and enforces that it can't be unlocked without entering a credential. [CHAR LIMIT=15] -->
+    <string name="global_action_lockdown">Lock now</string>
+
     <!-- Text to use when the number in a notification info is too large
          (greater than status_bar_notification_info_maxnum, defined in
          values/config.xml) and must be truncated. May need to be localized
diff --git a/core/res/res/values/symbols.xml b/core/res/res/values/symbols.xml
index 3e82d0823d690..74424593a0a47 100644
--- a/core/res/res/values/symbols.xml
+++ b/core/res/res/values/symbols.xml
@@ -1425,6 +1425,7 @@
   <java-symbol type="string" name="global_action_silent_mode_off_status" />
   <java-symbol type="string" name="global_action_silent_mode_on_status" />
   <java-symbol type="string" name="global_action_toggle_silent_mode" />
+  <java-symbol type="string" name="global_action_lockdown" />
   <java-symbol type="string" name="invalidPuk" />
   <java-symbol type="string" name="lockscreen_carrier_default" />
   <java-symbol type="style" name="Animation.LockScreen" />
diff --git a/policy/src/com/android/internal/policy/impl/GlobalActions.java b/policy/src/com/android/internal/policy/impl/GlobalActions.java
index 0c16b78ca4410..56a8f7cb9daa3 100644
--- a/policy/src/com/android/internal/policy/impl/GlobalActions.java
+++ b/policy/src/com/android/internal/policy/impl/GlobalActions.java
@@ -21,6 +21,7 @@ import com.android.internal.app.AlertController.AlertParams;
 import com.android.internal.telephony.TelephonyIntents;
 import com.android.internal.telephony.TelephonyProperties;
 import com.android.internal.R;
+import com.android.internal.widget.LockPatternUtils;
 
 import android.app.ActivityManagerNative;
 import android.app.AlertDialog;
@@ -64,6 +65,8 @@ import android.view.View;
 import android.view.ViewConfiguration;
 import android.view.ViewGroup;
 import android.view.WindowManager;
+import android.view.WindowManagerGlobal;
+import android.view.WindowManagerInternal;
 import android.view.WindowManagerPolicy.WindowManagerFuncs;
 import android.widget.AdapterView;
 import android.widget.BaseAdapter;
@@ -94,6 +97,7 @@ class GlobalActions implements DialogInterface.OnDismissListener, DialogInterfac
     private static final String GLOBAL_ACTION_KEY_SILENT = "silent";
     private static final String GLOBAL_ACTION_KEY_USERS = "users";
     private static final String GLOBAL_ACTION_KEY_SETTINGS = "settings";
+    private static final String GLOBAL_ACTION_KEY_LOCKDOWN = "lockdown";
 
     private final Context mContext;
     private final WindowManagerFuncs mWindowManagerFuncs;
@@ -279,6 +283,8 @@ class GlobalActions implements DialogInterface.OnDismissListener, DialogInterfac
                 addUsersToMenu(mItems);
             } else if (GLOBAL_ACTION_KEY_SETTINGS.equals(actionKey)) {
                 mItems.add(getSettingsAction());
+            } else if (GLOBAL_ACTION_KEY_LOCKDOWN.equals(actionKey) && hasTrustAgents()) {
+                mItems.add(getLockdownAction());
             } else {
                 Log.e(TAG, "Invalid global action key " + actionKey);
             }
@@ -317,6 +323,11 @@ class GlobalActions implements DialogInterface.OnDismissListener, DialogInterfac
         return dialog;
     }
 
+    private boolean hasTrustAgents() {
+        // TODO: Add implementation.
+        return true;
+    }
+
     private final class PowerAction extends SinglePressAction implements LongPressAction {
         private PowerAction() {
             super(com.android.internal.R.drawable.ic_lock_power_off,
@@ -419,6 +430,32 @@ class GlobalActions implements DialogInterface.OnDismissListener, DialogInterfac
         };
     }
 
+    private Action getLockdownAction() {
+        return new SinglePressAction(com.android.internal.R.drawable.ic_lock_lock,
+                R.string.global_action_lockdown) {
+
+            @Override
+            public void onPress() {
+                new LockPatternUtils(mContext).requireCredentialEntry(UserHandle.USER_ALL);
+                try {
+                    WindowManagerGlobal.getWindowManagerService().lockNow(null);
+                } catch (RemoteException e) {
+                    Log.e(TAG, "Error while trying to lock device.", e);
+                }
+            }
+
+            @Override
+            public boolean showDuringKeyguard() {
+                return true;
+            }
+
+            @Override
+            public boolean showBeforeProvisioning() {
+                return false;
+            }
+        };
+    }
+
     private UserInfo getCurrentUser() {
         try {
             return ActivityManagerNative.getDefault().getCurrentUser();