Merge "Final UX for Wi-Fi assistant platform settings." into lmp-mr1-dev
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index a800b4b..5e10171 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -692,17 +692,6 @@
                 android:value="true" />
         </activity>
 
-        <activity android:name="SettingsSafetyLegalActivity"
-                android:label="@string/settings_safetylegal_activity_title"
-                android:theme="@*android:style/Theme.Material.Light.Dialog.Alert">
-            <intent-filter>
-                <action android:name="android.settings.SAFETY" />
-                <category android:name="android.intent.category.DEFAULT" />
-            </intent-filter>
-            <meta-data android:name="com.android.settings.PRIMARY_PROFILE_CONTROLLED"
-                android:value="true" />
-        </activity>
-
         <activity android:name="Settings$ManageApplicationsActivity"
                 android:label="@string/applications_settings"
                 android:taskAffinity="">
diff --git a/res/drawable/ic_audio_alarm_24dp.xml b/res/drawable/ic_audio_alarm_24dp.xml
deleted file mode 100644
index ddfaa01..0000000
--- a/res/drawable/ic_audio_alarm_24dp.xml
+++ /dev/null
@@ -1,20 +0,0 @@
-<!--
-Copyright (C) 2014 The Android Open Source Project
-
-   Licensed under the Apache License, Version 2.0 (the "License");
-    you may not use this file except in compliance with the License.
-    You may obtain a copy of the License at
-
-         http://www.apache.org/licenses/LICENSE-2.0
-
-    Unless required by applicable law or agreed to in writing, software
-    distributed under the License is distributed on an "AS IS" BASIS,
-    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-    See the License for the specific language governing permissions and
-    limitations under the License.
--->
-<!-- shrink ic_audio_alarm from 32dp to 24dp using insets -->
-<inset xmlns:android="http://schemas.android.com/apk/res/android"
-        android:drawable="@*android:drawable/ic_audio_alarm"
-        android:inset="4dp"
-        />
diff --git a/res/drawable/ic_audio_vol_24dp.xml b/res/drawable/ic_audio_vol_24dp.xml
deleted file mode 100644
index ecb3a40..0000000
--- a/res/drawable/ic_audio_vol_24dp.xml
+++ /dev/null
@@ -1,20 +0,0 @@
-<!--
-Copyright (C) 2014 The Android Open Source Project
-
-   Licensed under the Apache License, Version 2.0 (the "License");
-    you may not use this file except in compliance with the License.
-    You may obtain a copy of the License at
-
-         http://www.apache.org/licenses/LICENSE-2.0
-
-    Unless required by applicable law or agreed to in writing, software
-    distributed under the License is distributed on an "AS IS" BASIS,
-    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-    See the License for the specific language governing permissions and
-    limitations under the License.
--->
-<!-- shrink ic_audio_vol from 32dp to 24dp using insets -->
-<inset xmlns:android="http://schemas.android.com/apk/res/android"
-        android:drawable="@*android:drawable/ic_audio_vol"
-        android:inset="4dp"
-        />
diff --git a/res/drawable/ring_notif.xml b/res/drawable/ring_notif.xml
deleted file mode 100644
index cc9da31..0000000
--- a/res/drawable/ring_notif.xml
+++ /dev/null
@@ -1,21 +0,0 @@
-<!--
-Copyright (C) 2014 The Android Open Source Project
-
-   Licensed under the Apache License, Version 2.0 (the "License");
-    you may not use this file except in compliance with the License.
-    You may obtain a copy of the License at
-
-         http://www.apache.org/licenses/LICENSE-2.0
-
-    Unless required by applicable law or agreed to in writing, software
-    distributed under the License is distributed on an "AS IS" BASIS,
-    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-    See the License for the specific language governing permissions and
-    limitations under the License.
--->
-<!-- shrink ic_audio_ring_notif from 32dp to 24dp using insets -->
-<inset xmlns:android="http://schemas.android.com/apk/res/android"
-        android:drawable="@*android:drawable/ic_audio_ring_notif"
-        android:inset="4dp"
-        />
-
diff --git a/res/drawable/ring_notif_mute.xml b/res/drawable/ring_notif_mute.xml
deleted file mode 100644
index fe9417d..0000000
--- a/res/drawable/ring_notif_mute.xml
+++ /dev/null
@@ -1,20 +0,0 @@
-<!--
-Copyright (C) 2014 The Android Open Source Project
-
-   Licensed under the Apache License, Version 2.0 (the "License");
-    you may not use this file except in compliance with the License.
-    You may obtain a copy of the License at
-
-         http://www.apache.org/licenses/LICENSE-2.0
-
-    Unless required by applicable law or agreed to in writing, software
-    distributed under the License is distributed on an "AS IS" BASIS,
-    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-    See the License for the specific language governing permissions and
-    limitations under the License.
--->
-<!-- shrink ic_audio_ring_notif_mute from 32dp to 24dp using insets -->
-<inset xmlns:android="http://schemas.android.com/apk/res/android"
-        android:drawable="@*android:drawable/ic_audio_ring_notif_mute"
-        android:inset="4dp"
-        />
diff --git a/res/drawable/ring_notif_vibrate.xml b/res/drawable/ring_notif_vibrate.xml
deleted file mode 100644
index 37113d7..0000000
--- a/res/drawable/ring_notif_vibrate.xml
+++ /dev/null
@@ -1,20 +0,0 @@
-<!--
-Copyright (C) 2014 The Android Open Source Project
-
-   Licensed under the Apache License, Version 2.0 (the "License");
-    you may not use this file except in compliance with the License.
-    You may obtain a copy of the License at
-
-         http://www.apache.org/licenses/LICENSE-2.0
-
-    Unless required by applicable law or agreed to in writing, software
-    distributed under the License is distributed on an "AS IS" BASIS,
-    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-    See the License for the specific language governing permissions and
-    limitations under the License.
--->
-<!-- shrink ic_audio_ring_notif_vibrate from 32dp to 24dp using insets -->
-<inset xmlns:android="http://schemas.android.com/apk/res/android"
-        android:drawable="@*android:drawable/ic_audio_ring_notif_vibrate"
-        android:inset="4dp"
-        />
diff --git a/res/layout/preference_volume_slider.xml b/res/layout/preference_volume_slider.xml
new file mode 100644
index 0000000..878a710
--- /dev/null
+++ b/res/layout/preference_volume_slider.xml
@@ -0,0 +1,74 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (C) 2014 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          http://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:minHeight="?android:attr/listPreferredItemHeight"
+    android:gravity="center_vertical"
+    android:paddingStart="?android:attr/listPreferredItemPaddingStart"
+    android:paddingEnd="?android:attr/listPreferredItemPaddingEnd">
+
+    <LinearLayout
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:orientation="vertical"
+        android:layout_marginTop="8dip"
+        android:layout_marginBottom="8dip">
+
+        <TextView android:id="@android:id/title"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:singleLine="true"
+            android:textAppearance="@android:style/TextAppearance.Material.Subhead"
+            android:textColor="?android:attr/textColorPrimary"
+            android:ellipsize="marquee"
+            android:fadingEdge="horizontal" />
+
+        <FrameLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="6dp">
+
+            <ImageView
+                android:id="@android:id/icon"
+                android:layout_gravity="center_vertical|start"
+                android:layout_width="24dp"
+                android:layout_height="24dp" />
+
+            <SeekBar android:id="@*android:id/seekbar"
+                android:layout_marginStart="24dp"
+                android:layout_gravity="center_vertical"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content" />
+
+            <TextView android:id="@+id/suppression_text"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_gravity="center_vertical|start"
+                android:textAlignment="viewStart"
+                android:layout_marginStart="24dp"
+                android:paddingStart="14dp"
+                android:singleLine="true"
+                android:ellipsize="end"
+                android:textAppearance="@android:style/TextAppearance.Material.Body1"
+                android:textColor="?android:attr/textColorSecondary" />
+
+        </FrameLayout>
+
+    </LinearLayout>
+
+</FrameLayout>
diff --git a/res/xml/device_info_settings.xml b/res/xml/device_info_settings.xml
index 2c47c40..45eda60 100644
--- a/res/xml/device_info_settings.xml
+++ b/res/xml/device_info_settings.xml
@@ -81,12 +81,6 @@
         </PreferenceScreen>
 
         <PreferenceScreen
-                android:key="safetylegal"
-                android:title="@string/settings_safetylegal_title">
-            <intent android:action="android.settings.SAFETY" />
-        </PreferenceScreen>
-
-        <PreferenceScreen
                 android:key="regulatory_info"
                 android:title="@string/regulatory_information">
             <intent android:action="android.settings.SHOW_REGULATORY_INFO" />
diff --git a/res/xml/notification_settings.xml b/res/xml/notification_settings.xml
index 3f9b40c..e5dda19 100644
--- a/res/xml/notification_settings.xml
+++ b/res/xml/notification_settings.xml
@@ -27,25 +27,25 @@
         <!-- Media volume -->
         <com.android.settings.notification.VolumeSeekBarPreference
                 android:key="media_volume"
-                android:icon="@drawable/ic_audio_vol_24dp"
+                android:icon="@*android:drawable/ic_audio_vol"
                 android:title="@string/media_volume_option_title" />
 
         <!-- Alarm volume -->
         <com.android.settings.notification.VolumeSeekBarPreference
                 android:key="alarm_volume"
-                android:icon="@drawable/ic_audio_alarm_24dp"
+                android:icon="@*android:drawable/ic_audio_alarm"
                 android:title="@string/alarm_volume_option_title" />
 
         <!-- Ring volume -->
         <com.android.settings.notification.VolumeSeekBarPreference
                 android:key="ring_volume"
-                android:icon="@drawable/ring_notif"
+                android:icon="@*android:drawable/ic_audio_ring_notif"
                 android:title="@string/ring_volume_option_title" />
 
         <!-- Notification volume -->
         <com.android.settings.notification.VolumeSeekBarPreference
                 android:key="notification_volume"
-                android:icon="@drawable/ring_notif"
+                android:icon="@*android:drawable/ic_audio_ring_notif"
                 android:title="@string/notification_volume_option_title" />
 
         <!-- Also vibrate for calls -->
diff --git a/src/com/android/settings/CredentialStorage.java b/src/com/android/settings/CredentialStorage.java
index 2e917f5..40bed90 100644
--- a/src/com/android/settings/CredentialStorage.java
+++ b/src/com/android/settings/CredentialStorage.java
@@ -22,11 +22,13 @@
 import android.content.Context;
 import android.content.DialogInterface;
 import android.content.Intent;
+import android.content.pm.UserInfo;
 import android.content.res.Resources;
 import android.os.AsyncTask;
 import android.os.Bundle;
 import android.os.RemoteException;
 import android.os.Process;
+import android.os.UserHandle;
 import android.os.UserManager;
 import android.security.Credentials;
 import android.security.KeyChain.KeyChainConnection;
@@ -126,8 +128,7 @@
             if (ACTION_RESET.equals(action)) {
                 new ResetDialog();
             } else {
-                if (ACTION_INSTALL.equals(action)
-                        && "com.android.certinstaller".equals(getCallingPackage())) {
+                if (ACTION_INSTALL.equals(action) && checkCallerIsCertInstallerOrSelfInProfile()) {
                     mInstallBundle = intent.getExtras();
                 }
                 // ACTION_UNLOCK also handled here in addition to ACTION_INSTALL
@@ -215,54 +216,74 @@
      * Install credentials if available, otherwise do nothing.
      */
     private void installIfAvailable() {
-        if (mInstallBundle != null && !mInstallBundle.isEmpty()) {
-            Bundle bundle = mInstallBundle;
-            mInstallBundle = null;
-
-            final int uid = bundle.getInt(Credentials.EXTRA_INSTALL_AS_UID, -1);
-
-            if (bundle.containsKey(Credentials.EXTRA_USER_PRIVATE_KEY_NAME)) {
-                String key = bundle.getString(Credentials.EXTRA_USER_PRIVATE_KEY_NAME);
-                byte[] value = bundle.getByteArray(Credentials.EXTRA_USER_PRIVATE_KEY_DATA);
-
-                int flags = KeyStore.FLAG_ENCRYPTED;
-                if (uid == Process.WIFI_UID && isHardwareBackedKey(value)) {
-                    // Hardware backed keystore is secure enough to allow for WIFI stack
-                    // to enable access to secure networks without user intervention
-                    Log.d(TAG, "Saving private key with FLAG_NONE for WIFI_UID");
-                    flags = KeyStore.FLAG_NONE;
-                }
-
-                if (!mKeyStore.importKey(key, value, uid, flags)) {
-                    Log.e(TAG, "Failed to install " + key + " as user " + uid);
-                    return;
-                }
-            }
-
-            int flags = (uid == Process.WIFI_UID) ? KeyStore.FLAG_NONE : KeyStore.FLAG_ENCRYPTED;
-
-            if (bundle.containsKey(Credentials.EXTRA_USER_CERTIFICATE_NAME)) {
-                String certName = bundle.getString(Credentials.EXTRA_USER_CERTIFICATE_NAME);
-                byte[] certData = bundle.getByteArray(Credentials.EXTRA_USER_CERTIFICATE_DATA);
-
-                if (!mKeyStore.put(certName, certData, uid, flags)) {
-                    Log.e(TAG, "Failed to install " + certName + " as user " + uid);
-                    return;
-                }
-            }
-
-            if (bundle.containsKey(Credentials.EXTRA_CA_CERTIFICATES_NAME)) {
-                String caListName = bundle.getString(Credentials.EXTRA_CA_CERTIFICATES_NAME);
-                byte[] caListData = bundle.getByteArray(Credentials.EXTRA_CA_CERTIFICATES_DATA);
-
-                if (!mKeyStore.put(caListName, caListData, uid, flags)) {
-                    Log.e(TAG, "Failed to install " + caListName + " as user " + uid);
-                    return;
-                }
-            }
-
-            setResult(RESULT_OK);
+        if (mInstallBundle == null || mInstallBundle.isEmpty()) {
+            return;
         }
+
+        Bundle bundle = mInstallBundle;
+        mInstallBundle = null;
+
+        final int uid = bundle.getInt(Credentials.EXTRA_INSTALL_AS_UID, -1);
+
+        if (!UserHandle.isSameUser(uid, Process.myUid())) {
+            int dstUserId = UserHandle.getUserId(uid);
+            int myUserId = UserHandle.myUserId();
+
+            // Restrict install target to the wifi uid.
+            if (uid != Process.WIFI_UID) {
+                Log.e(TAG, "Failed to install credentials as uid " + uid + ": cross-user installs"
+                        + " may only target wifi uids");
+                return;
+            }
+
+            Intent installIntent = new Intent(ACTION_INSTALL)
+                    .setFlags(Intent.FLAG_ACTIVITY_FORWARD_RESULT)
+                    .putExtras(bundle);
+            startActivityAsUser(installIntent, new UserHandle(dstUserId));
+            return;
+        }
+
+        if (bundle.containsKey(Credentials.EXTRA_USER_PRIVATE_KEY_NAME)) {
+            String key = bundle.getString(Credentials.EXTRA_USER_PRIVATE_KEY_NAME);
+            byte[] value = bundle.getByteArray(Credentials.EXTRA_USER_PRIVATE_KEY_DATA);
+
+            int flags = KeyStore.FLAG_ENCRYPTED;
+            if (uid == Process.WIFI_UID && isHardwareBackedKey(value)) {
+                // Hardware backed keystore is secure enough to allow for WIFI stack
+                // to enable access to secure networks without user intervention
+                Log.d(TAG, "Saving private key with FLAG_NONE for WIFI_UID");
+                flags = KeyStore.FLAG_NONE;
+            }
+
+            if (!mKeyStore.importKey(key, value, uid, flags)) {
+                Log.e(TAG, "Failed to install " + key + " as uid " + uid);
+                return;
+            }
+        }
+
+        int flags = (uid == Process.WIFI_UID) ? KeyStore.FLAG_NONE : KeyStore.FLAG_ENCRYPTED;
+
+        if (bundle.containsKey(Credentials.EXTRA_USER_CERTIFICATE_NAME)) {
+            String certName = bundle.getString(Credentials.EXTRA_USER_CERTIFICATE_NAME);
+            byte[] certData = bundle.getByteArray(Credentials.EXTRA_USER_CERTIFICATE_DATA);
+
+            if (!mKeyStore.put(certName, certData, uid, flags)) {
+                Log.e(TAG, "Failed to install " + certName + " as uid " + uid);
+                return;
+            }
+        }
+
+        if (bundle.containsKey(Credentials.EXTRA_CA_CERTIFICATES_NAME)) {
+            String caListName = bundle.getString(Credentials.EXTRA_CA_CERTIFICATES_NAME);
+            byte[] caListData = bundle.getByteArray(Credentials.EXTRA_CA_CERTIFICATES_DATA);
+
+            if (!mKeyStore.put(caListName, caListData, uid, flags)) {
+                Log.e(TAG, "Failed to install " + caListName + " as uid " + uid);
+                return;
+            }
+        }
+
+        setResult(RESULT_OK);
     }
 
     /**
@@ -371,6 +392,42 @@
     }
 
     /**
+     * Check that the caller is either certinstaller or Settings running in a profile of this user.
+     */
+    private boolean checkCallerIsCertInstallerOrSelfInProfile() {
+        if (TextUtils.equals("com.android.certinstaller", getCallingPackage())) {
+            // CertInstaller is allowed to install credentials
+            return true;
+        }
+
+        final int launchedFromUserId;
+        try {
+            int launchedFromUid = android.app.ActivityManagerNative.getDefault()
+                    .getLaunchedFromUid(getActivityToken());
+            if (launchedFromUid == -1) {
+                Log.e(TAG, ACTION_INSTALL + " must be started with startActivityForResult");
+                return false;
+            }
+            if (!UserHandle.isSameApp(launchedFromUid, Process.myUid())) {
+                // Not the same app
+                return false;
+            }
+            launchedFromUserId = UserHandle.getUserId(launchedFromUid);
+        } catch (RemoteException re) {
+            // Error talking to ActivityManager, just give up
+            return false;
+        }
+
+        UserManager userManager = (UserManager) getSystemService(Context.USER_SERVICE);
+        UserInfo parentInfo = userManager.getProfileParent(launchedFromUserId);
+        if (parentInfo == null || parentInfo.id != UserHandle.myUserId()) {
+            // Caller is not running in a profile of this user
+            return false;
+        }
+        return true;
+    }
+
+    /**
      * Confirm existing key guard, returning password via onActivityResult.
      */
     private boolean confirmKeyGuard() {
diff --git a/src/com/android/settings/SettingsLicenseActivity.java b/src/com/android/settings/SettingsLicenseActivity.java
index 3d66b77..52b48bb 100644
--- a/src/com/android/settings/SettingsLicenseActivity.java
+++ b/src/com/android/settings/SettingsLicenseActivity.java
@@ -16,205 +16,64 @@
 
 package com.android.settings;
 
+import android.app.Activity;
+import android.content.ActivityNotFoundException;
+import android.content.Intent;
+import android.net.Uri;
 import android.os.Bundle;
-import android.os.Handler;
-import android.os.Message;
 import android.os.SystemProperties;
 import android.text.TextUtils;
 import android.util.Log;
-import android.webkit.WebView;
-import android.webkit.WebViewClient;
 import android.widget.Toast;
-import android.app.Activity;
-import android.app.AlertDialog;
-import android.app.ProgressDialog;
-import android.content.DialogInterface;
-import android.content.DialogInterface.OnDismissListener;
-import android.content.res.Configuration;
 
-import java.io.FileInputStream;
-import java.io.FileNotFoundException;
-import java.io.FileReader;
-import java.io.IOException;
-import java.io.InputStreamReader;
-import java.util.zip.GZIPInputStream;
+import java.io.File;
 
 /**
  * The "dialog" that shows from "License" in the Settings app.
  */
 public class SettingsLicenseActivity extends Activity {
-
     private static final String TAG = "SettingsLicenseActivity";
-    private static final boolean LOGV = false || false;
 
     private static final String DEFAULT_LICENSE_PATH = "/system/etc/NOTICE.html.gz";
     private static final String PROPERTY_LICENSE_PATH = "ro.config.license_path";
 
-    private Handler mHandler;
-    private WebView mWebView;
-    private ProgressDialog mSpinnerDlg;
-    private AlertDialog mTextDlg;
-
-    private class LicenseFileLoader implements Runnable {
-
-        private static final String INNER_TAG = "SettingsLicenseActivity.LicenseFileLoader";
-        public static final int STATUS_OK = 0;
-        public static final int STATUS_NOT_FOUND = 1;
-        public static final int STATUS_READ_ERROR = 2;
-        public static final int STATUS_EMPTY_FILE = 3;
-
-        private String mFileName;
-        private Handler mHandler;
-
-        public LicenseFileLoader(String fileName, Handler handler) {
-            mFileName = fileName;
-            mHandler = handler;
-        }
-
-        public void run() {
-
-            int status = STATUS_OK;
-
-            InputStreamReader inputReader = null;
-            StringBuilder data = new StringBuilder(2048);
-            try {
-                char[] tmp = new char[2048];
-                int numRead;
-                if (mFileName.endsWith(".gz")) {
-                    inputReader = new InputStreamReader(
-                        new GZIPInputStream(new FileInputStream(mFileName)));
-                } else {
-                    inputReader = new FileReader(mFileName);
-                }
-
-                while ((numRead = inputReader.read(tmp)) >= 0) {
-                    data.append(tmp, 0, numRead);
-                }
-            } catch (FileNotFoundException e) {
-                Log.e(INNER_TAG, "License HTML file not found at " + mFileName, e);
-                status = STATUS_NOT_FOUND;
-            } catch (IOException e) {
-                Log.e(INNER_TAG, "Error reading license HTML file at " + mFileName, e);
-                status = STATUS_READ_ERROR;
-            } finally {
-                try {
-                    if (inputReader != null) {
-                        inputReader.close();
-                    }
-                } catch (IOException e) {
-                }
-            }
-
-            if ((status == STATUS_OK) && TextUtils.isEmpty(data)) {
-                Log.e(INNER_TAG, "License HTML is empty (from " + mFileName + ")");
-                status = STATUS_EMPTY_FILE;
-            }
-
-            // Tell the UI thread that we are finished.
-            Message msg = mHandler.obtainMessage(status, null);
-            if (status == STATUS_OK) {
-                msg.obj = data.toString();
-            }
-            mHandler.sendMessage(msg);
-        }
-    }
-
-    public SettingsLicenseActivity() {
-        super();
-        mHandler = null;
-        mWebView = null;
-        mSpinnerDlg = null;
-        mTextDlg = null;
-    }
-
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
 
-        String fileName = SystemProperties.get(PROPERTY_LICENSE_PATH, DEFAULT_LICENSE_PATH);
-        if (TextUtils.isEmpty(fileName)) {
-            Log.e(TAG, "The system property for the license file is empty.");
+        final String path = SystemProperties.get(PROPERTY_LICENSE_PATH, DEFAULT_LICENSE_PATH);
+        if (TextUtils.isEmpty(path)) {
+            Log.e(TAG, "The system property for the license file is empty");
             showErrorAndFinish();
             return;
         }
 
-        // The activity does not have any view itself,
-        // so set it invisible to avoid displaying the title text in the background.
-        setVisible(false);
-
-        mWebView = new WebView(this);
-
-        mHandler = new Handler() {
-
-            @Override
-            public void handleMessage(Message msg) {
-                super.handleMessage(msg);
-
-                if (msg.what == LicenseFileLoader.STATUS_OK) {
-                    String text = (String) msg.obj;
-                    showPageOfText(text);
-                } else {
-                    showErrorAndFinish();
-                }
-            }
-        };
-
-        CharSequence title = getText(R.string.settings_license_activity_title);
-        CharSequence msg = getText(R.string.settings_license_activity_loading);
-
-        ProgressDialog pd = ProgressDialog.show(this, title, msg, true, false);
-        pd.setProgressStyle(ProgressDialog.STYLE_SPINNER);
-        mSpinnerDlg = pd;
-
-        // Start separate thread to do the actual loading.
-        Thread thread = new Thread(new LicenseFileLoader(fileName, mHandler));
-        thread.start();
-    }
-
-    @Override
-    protected void onDestroy() {
-        if (mTextDlg != null && mTextDlg.isShowing()) {
-            mTextDlg.dismiss();
+        final File file = new File(path);
+        if (!file.exists() || file.length() == 0) {
+            Log.e(TAG, "License file " + path + " does not exist");
+            showErrorAndFinish();
+            return;
         }
-        if (mSpinnerDlg != null && mSpinnerDlg.isShowing()) {
-            mSpinnerDlg.dismiss();
+
+        // Kick off external viewer due to WebView security restrictions; we
+        // carefully point it at HTMLViewer, since it offers to decompress
+        // before viewing.
+        final Intent intent = new Intent(Intent.ACTION_VIEW);
+        intent.setDataAndType(Uri.fromFile(file), "text/html");
+        intent.putExtra(Intent.EXTRA_TITLE, getString(R.string.settings_license_activity_title));
+        intent.addCategory(Intent.CATEGORY_DEFAULT);
+        intent.setPackage("com.android.htmlviewer");
+
+        try {
+            startActivity(intent);
+            finish();
+        } catch (ActivityNotFoundException e) {
+            Log.e(TAG, "Failed to find viewer", e);
+            showErrorAndFinish();
         }
-        super.onDestroy();
-    }
-
-    private void showPageOfText(String text) {
-        // Create an AlertDialog to display the WebView in.
-        AlertDialog.Builder builder = new AlertDialog.Builder(SettingsLicenseActivity.this);
-        builder.setCancelable(true)
-               .setView(mWebView)
-               .setTitle(R.string.settings_license_activity_title);
-
-        mTextDlg = builder.create();
-        mTextDlg.setOnDismissListener(new OnDismissListener() {
-
-            public void onDismiss(DialogInterface dlgi) {
-                SettingsLicenseActivity.this.finish();
-            }
-        });
-
-        // Begin the loading.  This will be done in a separate thread in WebView.
-        mWebView.loadDataWithBaseURL(null, text, "text/html", "utf-8", null);
-        mWebView.setWebViewClient(new WebViewClient() {
-            @Override
-            public void onPageFinished(WebView view, String url) {
-                mSpinnerDlg.dismiss();
-                if (SettingsLicenseActivity.this.isResumed()) {
-                    mTextDlg.show();
-                }
-            }
-        });
-
-        mWebView = null;
     }
 
     private void showErrorAndFinish() {
-        mSpinnerDlg.dismiss();
-        mSpinnerDlg = null;
         Toast.makeText(this, R.string.settings_license_activity_unavailable, Toast.LENGTH_LONG)
                 .show();
         finish();
diff --git a/src/com/android/settings/SettingsSafetyLegalActivity.java b/src/com/android/settings/SettingsSafetyLegalActivity.java
deleted file mode 100644
index 368ee1d..0000000
--- a/src/com/android/settings/SettingsSafetyLegalActivity.java
+++ /dev/null
@@ -1,142 +0,0 @@
-/*
- * Copyright (C) 2009 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.settings;
-
-import android.app.AlertDialog;
-import android.content.Context;
-import android.content.res.Configuration;
-import android.os.Build;
-import android.os.Bundle;
-import android.os.SystemProperties;
-import android.telephony.TelephonyManager;
-import android.text.TextUtils;
-import android.view.KeyEvent;
-import android.webkit.WebView;
-import android.webkit.WebViewClient;
-import com.android.internal.app.AlertActivity;
-import com.android.internal.app.AlertController;
-import android.content.DialogInterface;
-
-/**
- * The "dialog" that shows from "Safety information" in the Settings app.
- */
-public class SettingsSafetyLegalActivity extends AlertActivity 
-        implements DialogInterface.OnCancelListener, DialogInterface.OnClickListener {
-    private static final String PROPERTY_LSAFETYLEGAL_URL = "ro.url.safetylegal";
-
-    private WebView mWebView;
-
-    private AlertDialog mErrorDialog = null;
-
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-
-        String userSafetylegalUrl = SystemProperties.get(PROPERTY_LSAFETYLEGAL_URL);
-
-        final Configuration configuration = getResources().getConfiguration();
-        final String language = configuration.locale.getLanguage();
-        final String country = configuration.locale.getCountry();
-
-        String loc = String.format("locale=%s-%s", language, country);
-
-        userSafetylegalUrl = String.format("%s&%s", userSafetylegalUrl, loc);
-
-        mWebView = new WebView(this);
-
-        // Begin accessing
-        mWebView.getSettings().setJavaScriptEnabled(true);
-        if (savedInstanceState == null) {
-            mWebView.loadUrl(userSafetylegalUrl);
-        } else {
-            mWebView.restoreState(savedInstanceState);
-        }
-        mWebView.setWebViewClient(new WebViewClient() {
-            @Override
-            public void onPageFinished(WebView view, String url) {
-                // Change from 'Loading...' to the real title
-                mAlert.setTitle(getString(R.string.settings_safetylegal_activity_title));
-            }
-
-            @Override
-            public void onReceivedError(WebView view, int errorCode,
-                    String description, String failingUrl) {
-                showErrorAndFinish(failingUrl);
-            }
-        });
-
-        final AlertController.AlertParams p = mAlertParams;
-        p.mTitle = getString(R.string.settings_safetylegal_activity_loading);
-        p.mView = mWebView;
-        p.mForceInverseBackground = true;
-        setupAlert();
-    }
-
-    private void showErrorAndFinish(String url) {
-        if (mErrorDialog == null) {
-            mErrorDialog = new AlertDialog.Builder(this)
-                    .setTitle(R.string.settings_safetylegal_activity_title)
-                    .setPositiveButton(android.R.string.ok, this)
-                    .setOnCancelListener(this)
-                    .setCancelable(true)
-                    .create();
-        } else {
-            if (mErrorDialog.isShowing()) {
-                mErrorDialog.dismiss();
-            }
-        }
-        mErrorDialog.setMessage(getResources()
-                .getString(R.string.settings_safetylegal_activity_unreachable, url));
-        mErrorDialog.show();
-    }
-
-    @Override
-    protected void onDestroy() {
-        super.onDestroy();
-
-        if (mErrorDialog != null) {
-            mErrorDialog.dismiss();
-            mErrorDialog = null;
-        }
-    }
-
-    @Override
-    public boolean dispatchKeyEvent(KeyEvent event) {
-        if (event.getKeyCode() == KeyEvent.KEYCODE_BACK 
-                && event.getAction() == KeyEvent.ACTION_DOWN) {
-            if (mWebView.canGoBack()) {
-                mWebView.goBack();
-                return true;
-            }
-        }
-        return super.dispatchKeyEvent(event);
-    }
-
-    public void onClick(DialogInterface dialog, int whichButton) {
-        finish();
-    }
-
-    public void onCancel(DialogInterface dialog) {
-        finish();
-    }
-
-    @Override
-    public void onSaveInstanceState(Bundle icicle) {
-        mWebView.saveState(icicle);
-        super.onSaveInstanceState(icicle);
-    }
-}
diff --git a/src/com/android/settings/TetherSettings.java b/src/com/android/settings/TetherSettings.java
index c611772..230bbb2 100644
--- a/src/com/android/settings/TetherSettings.java
+++ b/src/com/android/settings/TetherSettings.java
@@ -16,11 +16,7 @@
 
 package com.android.settings;
 
-import com.android.settings.wifi.WifiApEnabler;
-import com.android.settings.wifi.WifiApDialog;
-
 import android.app.Activity;
-import android.app.AlertDialog;
 import android.app.Dialog;
 import android.bluetooth.BluetoothAdapter;
 import android.bluetooth.BluetoothPan;
@@ -31,7 +27,6 @@
 import android.content.Intent;
 import android.content.IntentFilter;
 import android.content.pm.PackageManager;
-import android.content.res.AssetManager;
 import android.hardware.usb.UsbManager;
 import android.net.ConnectivityManager;
 import android.net.wifi.WifiConfiguration;
@@ -44,16 +39,13 @@
 import android.preference.Preference;
 import android.preference.PreferenceScreen;
 import android.preference.SwitchPreference;
-import android.text.TextUtils;
-import android.view.ViewGroup;
-import android.view.ViewParent;
-import android.webkit.WebView;
 import android.widget.TextView;
 
-import java.io.InputStream;
+import com.android.settings.wifi.WifiApDialog;
+import com.android.settings.wifi.WifiApEnabler;
+
 import java.util.ArrayList;
 import java.util.concurrent.atomic.AtomicReference;
-import java.util.Locale;
 
 /*
  * Displays preferences for Tethering.
@@ -69,7 +61,6 @@
 
     private static final int DIALOG_AP_SETTINGS = 1;
 
-    private WebView mView;
     private SwitchPreference mUsbTether;
 
     private WifiApEnabler mWifiApEnabler;
@@ -182,8 +173,6 @@
 
         mProvisionApp = getResources().getStringArray(
                 com.android.internal.R.array.config_mobile_hotspot_provision_app);
-
-        mView = new WebView(activity);
     }
 
     @Override
diff --git a/src/com/android/settings/notification/NotificationSettings.java b/src/com/android/settings/notification/NotificationSettings.java
index 6899440..bd08d8f 100644
--- a/src/com/android/settings/notification/NotificationSettings.java
+++ b/src/com/android/settings/notification/NotificationSettings.java
@@ -16,9 +16,15 @@
 
 package com.android.settings.notification;
 
+import android.app.NotificationManager;
+import android.content.BroadcastReceiver;
+import android.content.ComponentName;
 import android.content.ContentResolver;
 import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
 import android.content.pm.PackageManager;
+import android.content.pm.ServiceInfo;
 import android.database.ContentObserver;
 import android.database.Cursor;
 import android.database.sqlite.SQLiteException;
@@ -42,7 +48,6 @@
 import android.provider.Settings;
 import android.util.Log;
 
-import android.widget.SeekBar;
 import com.android.internal.widget.LockPatternUtils;
 import com.android.settings.R;
 import com.android.settings.SettingsPreferenceFragment;
@@ -53,6 +58,7 @@
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
+import java.util.Objects;
 
 public class NotificationSettings extends SettingsPreferenceFragment implements Indexable {
     private static final String TAG = "NotificationSettings";
@@ -75,6 +81,7 @@
     private final VolumePreferenceCallback mVolumeCallback = new VolumePreferenceCallback();
     private final H mHandler = new H();
     private final SettingsObserver mSettingsObserver = new SettingsObserver();
+    private final Receiver mReceiver = new Receiver();
 
     private Context mContext;
     private PackageManager mPM;
@@ -90,6 +97,8 @@
     private Preference mNotificationAccess;
     private boolean mSecure;
     private int mLockscreenSelectedValue;
+    private ComponentName mSuppressor;
+    private int mRingOrNotificationProgress;
 
     @Override
     public void onCreate(Bundle savedInstanceState) {
@@ -128,6 +137,7 @@
 
         mNotificationAccess = findPreference(KEY_NOTIFICATION_ACCESS);
         refreshNotificationListeners();
+        updateEffectsSuppressor();
     }
 
     @Override
@@ -136,6 +146,8 @@
         refreshNotificationListeners();
         lookupRingtoneNames();
         mSettingsObserver.register(true);
+        mReceiver.register(true);
+        updateEffectsSuppressor();
     }
 
     @Override
@@ -143,6 +155,7 @@
         super.onPause();
         mVolumeCallback.stopSample();
         mSettingsObserver.register(false);
+        mReceiver.register(false);
     }
 
     // === Volumes ===
@@ -154,12 +167,46 @@
         return volumePref;
     }
 
-    private void updateRingOrNotificationIcon(int progress) {
-        mRingOrNotificationPreference.showIcon(progress > 0
-                    ? R.drawable.ring_notif
-                    : (mVibrator == null
-                            ? R.drawable.ring_notif_mute
-                            : R.drawable.ring_notif_vibrate));
+    private void updateRingOrNotificationIcon() {
+        mRingOrNotificationPreference.showIcon(mSuppressor != null
+                ? com.android.internal.R.drawable.ic_audio_ring_notif_mute
+                : mRingOrNotificationProgress > 0
+                        ? com.android.internal.R.drawable.ic_audio_ring_notif
+                        : (mVibrator == null
+                                ? com.android.internal.R.drawable.ic_audio_ring_notif_mute
+                                : com.android.internal.R.drawable.ic_audio_ring_notif_vibrate));
+    }
+
+    private void updateEffectsSuppressor() {
+        final ComponentName suppressor = NotificationManager.from(mContext).getEffectsSuppressor();
+        if (Objects.equals(suppressor, mSuppressor)) return;
+        mSuppressor = suppressor;
+        if (mRingOrNotificationPreference != null) {
+            final String text = suppressor != null ?
+                    mContext.getString(com.android.internal.R.string.muted_by,
+                            getSuppressorCaption(suppressor)) : null;
+            mRingOrNotificationPreference.setSuppressionText(text);
+        }
+        updateRingOrNotificationIcon();
+    }
+
+    private String getSuppressorCaption(ComponentName suppressor) {
+        final PackageManager pm = mContext.getPackageManager();
+        try {
+            final ServiceInfo info = pm.getServiceInfo(suppressor, 0);
+            if (info != null) {
+                final CharSequence seq = info.loadLabel(pm);
+                if (seq != null) {
+                    final String str = seq.toString().trim();
+                    if (str.length() > 0) {
+                        return str;
+                    }
+                }
+            }
+        } catch (Throwable e) {
+            Log.w(TAG, "Error loading suppressor caption", e);
+        }
+        return suppressor.getPackageName();
     }
 
     private final class VolumePreferenceCallback implements VolumeSeekBarPreference.Callback {
@@ -464,6 +511,7 @@
         private static final int UPDATE_NOTIFICATION_RINGTONE = 2;
         private static final int STOP_SAMPLE = 3;
         private static final int UPDATE_RINGER_ICON = 4;
+        private static final int UPDATE_EFFECTS_SUPPRESSOR = 5;
 
         private H() {
             super(Looper.getMainLooper());
@@ -482,12 +530,36 @@
                     mVolumeCallback.stopSample();
                     break;
                 case UPDATE_RINGER_ICON:
-                    updateRingOrNotificationIcon(msg.arg1);
+                    mRingOrNotificationProgress = msg.arg1;
+                    updateRingOrNotificationIcon();
+                    break;
+                case UPDATE_EFFECTS_SUPPRESSOR:
+                    updateEffectsSuppressor();
                     break;
             }
         }
     }
 
+    private class Receiver extends BroadcastReceiver {
+        private boolean mRegistered;
+
+        public void register(boolean register) {
+            if (mRegistered == register) return;
+            if (register) {
+                mContext.registerReceiver(this,
+                        new IntentFilter(NotificationManager.ACTION_EFFECTS_SUPPRESSOR_CHANGED));
+            } else {
+                mContext.unregisterReceiver(this);
+            }
+            mRegistered = register;
+        }
+
+        @Override
+        public void onReceive(Context context, Intent intent) {
+            mHandler.sendEmptyMessage(H.UPDATE_EFFECTS_SUPPRESSOR);
+        }
+    }
+
     // === Indexing ===
 
     public static final BaseSearchIndexProvider SEARCH_INDEX_DATA_PROVIDER =
diff --git a/src/com/android/settings/notification/VolumeSeekBarPreference.java b/src/com/android/settings/notification/VolumeSeekBarPreference.java
index f391f86..0fdcc19 100644
--- a/src/com/android/settings/notification/VolumeSeekBarPreference.java
+++ b/src/com/android/settings/notification/VolumeSeekBarPreference.java
@@ -23,14 +23,18 @@
 import android.preference.PreferenceManager;
 import android.preference.SeekBarPreference;
 import android.preference.SeekBarVolumizer;
+import android.text.TextUtils;
 import android.util.AttributeSet;
 import android.util.Log;
 import android.view.View;
 import android.widget.ImageView;
 import android.widget.SeekBar;
+import android.widget.TextView;
 
 import com.android.settings.R;
 
+import java.util.Objects;
+
 /** A slider preference that directly controls an audio stream volume (no dialog) **/
 public class VolumeSeekBarPreference extends SeekBarPreference
         implements PreferenceManager.OnActivityStopListener {
@@ -41,10 +45,13 @@
     private SeekBarVolumizer mVolumizer;
     private Callback mCallback;
     private ImageView mIconView;
+    private TextView mSuppressionTextView;
+    private String mSuppressionText;
 
     public VolumeSeekBarPreference(Context context, AttributeSet attrs, int defStyleAttr,
             int defStyleRes) {
         super(context, attrs, defStyleAttr, defStyleRes);
+        setLayoutResource(R.layout.preference_volume_slider);
     }
 
     public VolumeSeekBarPreference(Context context, AttributeSet attrs, int defStyleAttr) {
@@ -108,13 +115,14 @@
         mVolumizer.start();
         mVolumizer.setSeekBar(mSeekBar);
         mIconView = (ImageView) view.findViewById(com.android.internal.R.id.icon);
+        mSuppressionTextView = (TextView) view.findViewById(R.id.suppression_text);
         mCallback.onStreamValueChanged(mStream, mSeekBar.getProgress());
+        updateSuppressionText();
     }
 
     // during initialization, this preference is the SeekBar listener
     @Override
-    public void onProgressChanged(SeekBar seekBar, int progress,
-            boolean fromTouch) {
+    public void onProgressChanged(SeekBar seekBar, int progress, boolean fromTouch) {
         super.onProgressChanged(seekBar, progress, fromTouch);
         mCallback.onStreamValueChanged(mStream, progress);
     }
@@ -133,6 +141,21 @@
                 + "/" + R.raw.media_volume);
     }
 
+    public void setSuppressionText(String text) {
+        if (Objects.equals(text, mSuppressionText)) return;
+        mSuppressionText = text;
+        updateSuppressionText();
+    }
+
+    private void updateSuppressionText() {
+        if (mSuppressionTextView != null && mSeekBar != null) {
+            mSuppressionTextView.setText(mSuppressionText);
+            final boolean showSuppression = !TextUtils.isEmpty(mSuppressionText);
+            mSuppressionTextView.setVisibility(showSuppression ? View.VISIBLE : View.INVISIBLE);
+            mSeekBar.setVisibility(showSuppression ? View.INVISIBLE : View.VISIBLE);
+        }
+    }
+
     public interface Callback {
         void onSampleStarting(SeekBarVolumizer sbv);
         void onStreamValueChanged(int stream, int progress);