Show the user's list of notifications in Settings.

Requires new APIs in change I41338230 and change Icce8d6f9
from frameworks/base.

Change-Id: I21b645bdc265b477453f9b177f6776e2c58bd323

AndroidManifest.xml

@@ -62,6 +62,7 @@
     <uses-permission android:name="android.permission.READ_PROFILE" />
     <uses-permission android:name="android.permission.CONFIGURE_WIFI_DISPLAY" />
     <uses-permission android:name="android.permission.SET_TIME" />
+    <uses-permission android:name="android.permission.ACCESS_NOTIFICATIONS" />
 
     <application android:label="@string/settings_label"
             android:icon="@mipmap/ic_launcher_settings"
@@ -768,6 +769,19 @@
                 android:resource="@id/application_settings" />
         </activity>
 
+        <activity android:name="Settings$NotificationStationActivity"
+                android:label="@string/sound_category_notification_title"
+                android:taskAffinity=""
+                android:excludeFromRecents="true">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.DEFAULT" />
+                <category android:name="com.android.settings.SHORTCUT" />
+            </intent-filter>
+            <meta-data android:name="com.android.settings.FRAGMENT_CLASS"
+                android:value="com.android.settings.NotificationStation" />
+        </activity>
+
         <activity android:name="Settings$AppOpsSummaryActivity"
                 android:label="@string/app_ops_settings"
                 android:taskAffinity=""

res/layout/notification_info_row.xml

@@ -0,0 +1,115 @@
+<!--
+     Copyright (C) 2013 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.
+-->
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content" >
+
+    <!-- Dream selectable row (icon, caption, radio button) -->
+
+    <RelativeLayout
+        android:id="@android:id/widget_frame"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_toStartOf="@+id/divider"
+        android:background="?android:attr/selectableItemBackground" >
+
+        <!-- Dream icon -->
+
+        <ImageView
+            android:id="@+id/pkgicon"
+            android:layout_width="@*android:dimen/status_bar_icon_size"
+            android:layout_height="@*android:dimen/status_bar_icon_size"
+            android:layout_centerVertical="true"
+            android:layout_marginBottom="6dp"
+            android:layout_marginStart="0dp"
+            android:layout_marginEnd="6dp"
+            android:layout_marginTop="6dp"
+            android:contentDescription="@null"
+            android:maxHeight="@*android:dimen/status_bar_icon_size"
+            android:maxWidth="@*android:dimen/status_bar_icon_size"
+            android:scaleType="fitCenter" />
+
+        <ImageView
+            android:id="@android:id/icon"
+            android:layout_width="@*android:dimen/status_bar_icon_size"
+            android:layout_height="@*android:dimen/status_bar_icon_size"
+            android:layout_centerVertical="true"
+            android:layout_toEndOf="@id/pkgicon"
+            android:layout_marginBottom="6dp"
+            android:layout_marginStart="0dp"
+            android:layout_marginEnd="8dp"
+            android:layout_marginTop="6dp"
+            android:contentDescription="@null"
+            android:maxHeight="@*android:dimen/status_bar_icon_size"
+            android:maxWidth="@*android:dimen/status_bar_icon_size"
+            android:scaleType="fitCenter" />
+
+        <!-- Dream caption -->
+
+        <TextView
+            android:id="@android:id/title"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_centerVertical="true"
+            android:layout_toStartOf="@android:id/button1"
+            android:layout_toEndOf="@android:id/icon"
+            android:ellipsize="end"
+            android:singleLine="true"
+            android:textAppearance="?android:attr/textAppearanceSmall"
+            android:textAlignment="viewStart"
+            android:labelFor="@android:id/button2" />
+
+        <!-- Dream radio button -->
+
+        <!--<RadioButton
+            android:id="@android:id/button1"
+            android:layout_width="wrap_content"
+            android:layout_height="match_parent"
+            android:layout_alignParentEnd="true"
+            android:layout_centerVertical="true"
+            android:duplicateParentState="true"
+            android:clickable="false"
+            android:focusable="false" />-->
+    </RelativeLayout>
+
+    <!-- Divider -->
+
+    <ImageView
+        android:id="@id/divider"
+        android:layout_width="wrap_content"
+        android:layout_height="match_parent"
+        android:layout_centerVertical="true"
+        android:layout_toStartOf="@android:id/button2"
+        android:contentDescription="@null"
+        android:src="@drawable/nav_divider" />
+
+    <!-- Settings icon -->
+
+    <ImageView
+        android:id="@android:id/button2"
+        android:layout_width="wrap_content"
+        android:layout_height="match_parent"
+        android:layout_alignBottom="@android:id/widget_frame"
+        android:layout_alignParentEnd="true"
+        android:layout_alignTop="@android:id/widget_frame"
+        android:layout_centerVertical="true"
+        android:layout_margin="0dip"
+        android:background="?android:attr/selectableItemBackground"
+        android:contentDescription="@string/screensaver_settings_button"
+        android:padding="8dip"
+        android:src="@drawable/ic_bt_config" />
+
+</RelativeLayout>

res/layout/notification_log_row.xml

@@ -0,0 +1,96 @@
+<!--
+     Copyright (C) 2013 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.
+-->
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@android:id/widget_frame"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:layout_toStartOf="@+id/divider"
+    android:background="?android:attr/selectableItemBackground" >
+
+    <!-- Dream icon -->
+
+    <ImageView
+        android:id="@+id/pkgicon"
+        android:layout_width="@*android:dimen/status_bar_icon_size"
+        android:layout_height="@*android:dimen/status_bar_icon_size"
+        android:layout_centerVertical="true"
+        android:layout_marginBottom="6dp"
+        android:layout_marginStart="0dp"
+        android:layout_marginEnd="6dp"
+        android:layout_marginTop="6dp"
+        android:contentDescription="@null"
+        android:adjustViewBounds="true"
+        android:maxHeight="@*android:dimen/status_bar_icon_size"
+        android:maxWidth="@*android:dimen/status_bar_icon_size"
+        android:scaleType="fitCenter" />
+
+    <ImageView
+        android:id="@android:id/icon"
+        android:layout_width="@*android:dimen/status_bar_icon_size"
+        android:layout_height="@*android:dimen/status_bar_icon_size"
+        android:layout_centerVertical="true"
+        android:layout_toEndOf="@id/pkgicon"
+        android:layout_marginBottom="6dp"
+        android:layout_marginStart="0dp"
+        android:layout_marginEnd="8dp"
+        android:layout_marginTop="6dp"
+        android:contentDescription="@null"
+        android:adjustViewBounds="true"
+        android:maxHeight="@*android:dimen/status_bar_icon_size"
+        android:maxWidth="@*android:dimen/status_bar_icon_size"
+        android:scaleType="fitCenter" />
+
+    <!-- Dream caption -->
+
+    <TextView
+        android:id="@android:id/title"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:layout_centerVertical="true"
+        android:layout_toStartOf="@+id/timestamp"
+        android:layout_toEndOf="@android:id/icon"
+        android:ellipsize="end"
+        android:singleLine="true"
+        android:textAppearance="?android:attr/textAppearanceSmall"
+        android:textAlignment="viewStart"
+        android:labelFor="@android:id/button2" />
+
+    <!-- Dream radio button -->
+
+    <!--<RadioButton
+        android:id="@android:id/button1"
+        android:layout_width="wrap_content"
+        android:layout_height="match_parent"
+        android:layout_alignParentEnd="true"
+        android:layout_centerVertical="true"
+        android:duplicateParentState="true"
+        android:clickable="false"
+        android:focusable="false" />-->
+
+    <DateTimeView
+        android:id="@+id/timestamp"
+        android:layout_width="wrap_content"
+        android:layout_height="match_parent"
+        android:layout_alignBottom="@android:id/widget_frame"
+        android:layout_alignParentEnd="true"
+        android:layout_alignTop="@android:id/widget_frame"
+        android:layout_centerVertical="true"
+        android:ellipsize="end"
+        android:singleLine="true"
+        android:textAppearance="?android:attr/textAppearanceSmall"
+        android:textAlignment="viewEnd"
+        />
+</RelativeLayout>

res/values/arrays.xml

@@ -588,6 +588,7 @@
         <item>write ICC SMS</item>
         <item>modify settings</item>
         <item>draw on top</item>
+        <item>access notifications</item>
     </string-array>
 
     <!-- User display names for app ops codes -->
@@ -617,6 +618,7 @@
         <item>Send SMS/MMS</item>
         <item>Modify settings</item>
         <item>Draw on top</item>
+        <item>Access notifications</item>
     </string-array>
 
     <!-- Titles for the list of long press timeout options. -->

src/com/android/settings/NotificationStation.java

@@ -0,0 +1,321 @@
+/*
+ * Copyright (C) 2012 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.Activity;
+import android.app.ActivityManager;
+import android.app.INotificationManager;
+import android.app.Notification;
+import android.app.NotificationManager;
+import android.app.TaskStackBuilder;
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.content.pm.PackageManager;
+import android.content.res.Resources;
+import android.database.Cursor;
+import android.database.sqlite.SQLiteDatabase;
+import android.database.sqlite.SQLiteException;
+import android.graphics.drawable.Drawable;
+import android.net.Uri;
+import android.os.Bundle;
+import android.os.RemoteException;
+import android.os.ServiceManager;
+import android.os.UserHandle;
+import android.provider.*;
+import android.util.Log;
+import android.util.Slog;
+import android.view.LayoutInflater;
+import android.view.MotionEvent;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.view.View.OnTouchListener;
+import android.view.ViewGroup;
+import android.widget.ArrayAdapter;
+import android.widget.DateTimeView;
+import android.widget.ImageView;
+import android.widget.ListView;
+import android.widget.RadioButton;
+import android.widget.TextView;
+import com.android.internal.statusbar.StatusBarNotification;
+import com.android.settings.DreamBackend.DreamInfo;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class NotificationStation extends SettingsPreferenceFragment {
+    private static final String TAG = NotificationStation.class.getSimpleName();
+    static final boolean DEBUG = true;
+    private static final String PACKAGE_SCHEME = "package";
+
+    private final PackageReceiver mPackageReceiver = new PackageReceiver();
+    private INotificationManager mNoMan;
+
+    private NotificationHistoryAdapter mAdapter;
+    private Context mContext;
+
+    @Override
+    public void onAttach(Activity activity) {
+        logd("onAttach(%s)", activity.getClass().getSimpleName());
+        super.onAttach(activity);
+        mContext = activity;
+        mNoMan = INotificationManager.Stub.asInterface(
+                ServiceManager.getService(Context.NOTIFICATION_SERVICE));
+    }
+
+    @Override
+    public void onCreate(Bundle icicle) {
+        logd("onCreate(%s)", icicle);
+        super.onCreate(icicle);
+        Activity activity = getActivity();
+    }
+
+    @Override
+    public void onDestroyView() {
+        super.onDestroyView();
+    }
+
+    @Override
+    public void onActivityCreated(Bundle savedInstanceState) {
+        logd("onActivityCreated(%s)", savedInstanceState);
+        super.onActivityCreated(savedInstanceState);
+
+        ListView listView = getListView();
+
+//        TextView emptyView = (TextView) getView().findViewById(android.R.id.empty);
+//        emptyView.setText(R.string.screensaver_settings_disabled_prompt);
+//        listView.setEmptyView(emptyView);
+
+        mAdapter = new NotificationHistoryAdapter(mContext);
+        listView.setAdapter(mAdapter);
+    }
+
+    @Override
+    public void onPause() {
+        logd("onPause()");
+        super.onPause();
+        mContext.unregisterReceiver(mPackageReceiver);
+    }
+
+    @Override
+    public void onResume() {
+        logd("onResume()");
+        super.onResume();
+        refreshFromBackend();
+
+        // listen for package changes
+        IntentFilter filter = new IntentFilter();
+        filter.addAction(Intent.ACTION_PACKAGE_ADDED);
+        filter.addAction(Intent.ACTION_PACKAGE_CHANGED);
+        filter.addAction(Intent.ACTION_PACKAGE_REMOVED);
+        filter.addAction(Intent.ACTION_PACKAGE_REPLACED);
+        filter.addDataScheme(PACKAGE_SCHEME);
+        mContext.registerReceiver(mPackageReceiver , filter);
+    }
+
+    private void refreshFromBackend() {
+        List<HistoricalNotificationInfo> infos = loadNotifications();
+        if (infos != null) {
+            logd("adding %d infos", infos.size());
+            mAdapter.clear();
+            mAdapter.addAll(infos);
+        }
+    }
+
+    private static void logd(String msg, Object... args) {
+        if (DEBUG)
+            Log.d(TAG, args == null || args.length == 0 ? msg : String.format(msg, args));
+    }
+
+    private static class HistoricalNotificationInfo {
+        public String pkg;
+        public Drawable pkgicon;
+        public Drawable icon;
+        public CharSequence title;
+        public int priority;
+        public int user;
+        public long timestamp;
+    }
+
+    private List<HistoricalNotificationInfo> loadNotifications() {
+        final int currentUserId = ActivityManager.getCurrentUser();
+        try {
+            StatusBarNotification[] nions = mNoMan.getHistoricalNotifications(
+                    mContext.getPackageName(), 100);
+            List<HistoricalNotificationInfo> list
+                    = new ArrayList<HistoricalNotificationInfo>(nions.length);
+
+            for (StatusBarNotification sbn : nions) {
+                final HistoricalNotificationInfo info = new HistoricalNotificationInfo();
+                info.pkg = sbn.pkg;
+                info.user = sbn.getUserId();
+                info.icon = loadIconDrawable(info.pkg, info.user, sbn.notification.icon);
+                info.pkgicon = loadPackageIconDrawable(info.pkg, info.user);
+                if (sbn.notification.extras != null) {
+                    info.title = sbn.notification.extras.getString(Notification.EXTRA_TITLE);
+                }
+                info.timestamp = sbn.postTime;
+                info.priority = sbn.notification.priority;
+                logd("   [%d] %s: %s", info.timestamp, info.pkg, info.title);
+
+                if (info.user == UserHandle.USER_ALL
+                        || info.user == currentUserId) {
+                    list.add(info);
+                }
+            }
+
+            return list;
+        } catch (RemoteException e) {
+            e.printStackTrace();  //To change body of catch statement use File | Settings | File Templates.
+        }
+        return null;
+    }
+
+    private Resources getResourcesForUserPackage(String pkg, int userId) {
+        Resources r = null;
+
+        if (pkg != null) {
+            try {
+                if (userId == UserHandle.USER_ALL) {
+                    userId = UserHandle.USER_OWNER;
+                }
+                r = mContext.getPackageManager()
+                        .getResourcesForApplicationAsUser(pkg, userId);
+            } catch (PackageManager.NameNotFoundException ex) {
+                Log.e(TAG, "Icon package not found: " + pkg);
+                return null;
+            }
+        } else {
+            r = mContext.getResources();
+        }
+        return r;
+    }
+
+    private Drawable loadPackageIconDrawable(String pkg, int userId) {
+        Drawable icon = null;
+        try {
+            icon = mContext.getPackageManager().getApplicationIcon(pkg);
+        } catch (PackageManager.NameNotFoundException e) {
+        }
+
+        return icon;
+    }
+
+    private Drawable loadIconDrawable(String pkg, int userId, int resId) {
+        Resources r = getResourcesForUserPackage(pkg, userId);
+
+        if (resId == 0) {
+            return null;
+        }
+
+        try {
+            return r.getDrawable(resId);
+        } catch (RuntimeException e) {
+            Log.w(TAG, "Icon not found in "
+                    + (pkg != null ? resId : "<system>")
+                    + ": " + Integer.toHexString(resId));
+        }
+
+        return null;
+    }
+
+    private class NotificationHistoryAdapter extends ArrayAdapter<HistoricalNotificationInfo> {
+        private final LayoutInflater mInflater;
+
+        public NotificationHistoryAdapter(Context context) {
+            super(context, 0);
+            mInflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
+        }
+
+        @Override
+        public View getView(int position, View convertView, ViewGroup parent) {
+            HistoricalNotificationInfo info = getItem(position);
+            logd("getView(%s/%s)", info.pkg, info.title);
+            final View row = convertView != null ? convertView : createRow(parent, info.pkg);
+            row.setTag(info);
+
+            // bind icon
+            if (info.icon != null) {
+                ((ImageView) row.findViewById(android.R.id.icon)).setImageDrawable(info.icon);
+            }
+            if (info.pkgicon != null) {
+                ((ImageView) row.findViewById(R.id.pkgicon)).setImageDrawable(info.pkgicon);
+            }
+
+            ((DateTimeView) row.findViewById(R.id.timestamp)).setTime(info.timestamp);
+
+            // bind caption
+            ((TextView) row.findViewById(android.R.id.title)).setText(info.title);
+
+//            // bind radio button
+//            RadioButton radioButton = (RadioButton) row.findViewById(android.R.id.button1);
+//            radioButton.setChecked(dreamInfo.isActive);
+//            radioButton.setOnTouchListener(new OnTouchListener() {
+//                @Override
+//                public boolean onTouch(View v, MotionEvent event) {
+//                    row.onTouchEvent(event);
+//                    return false;
+//                }});
+
+            // bind settings button + divider
+//            boolean showSettings = info.
+//                    settingsComponentName != null;
+//            View settingsDivider = row.findViewById(R.id.divider);
+//            settingsDivider.setVisibility(false ? View.VISIBLE : View.INVISIBLE);
+//
+//            ImageView settingsButton = (ImageView) row.findViewById(android.R.id.button2);
+//            settingsButton.setVisibility(false ? View.VISIBLE : View.INVISIBLE);
+//            settingsButton.setAlpha(info.isActive ? 1f : Utils.DISABLED_ALPHA);
+//            settingsButton.setEnabled(info.isActive);
+//            settingsButton.setOnClickListener(new OnClickListener(){
+//                @Override
+//                public void onClick(View v) {
+//                    mBackend.launchSettings((DreamInfo) row.getTag());
+//                }});
+
+            return row;
+        }
+
+        private View createRow(ViewGroup parent, final String pkg) {
+            final View row =  mInflater.inflate(R.layout.notification_log_row, parent, false);
+            row.setOnClickListener(new OnClickListener(){
+                @Override
+                public void onClick(View v) {
+                    v.setPressed(true);
+                    startApplicationDetailsActivity(pkg);
+                }});
+            return row;
+        }
+
+    }
+
+    private void startApplicationDetailsActivity(String packageName) {
+        Intent intent = new Intent(android.provider.Settings.ACTION_APPLICATION_DETAILS_SETTINGS,
+                Uri.fromParts("package", packageName, null));
+        intent.setComponent(intent.resolveActivity(mContext.getPackageManager()));
+        startActivity(intent);
+    }
+
+    private class PackageReceiver extends BroadcastReceiver {
+        @Override
+        public void onReceive(Context context, Intent intent) {
+            logd("PackageReceiver.onReceive");
+            //refreshFromBackend();
+        }
+    }
+}

src/com/android/settings/Settings.java

@@ -825,4 +825,5 @@ public class Settings extends PreferenceActivity
     public static class AndroidBeamSettingsActivity extends Settings { /* empty */ }
     public static class WifiDisplaySettingsActivity extends Settings { /* empty */ }
     public static class DreamSettingsActivity extends Settings { /* empty */ }
+    public static class NotificationStationActivity extends Settings { /* empty */ }
 }

src/com/android/settings/applications/AppOpsState.java

@@ -148,6 +148,7 @@ public class AppOpsState {
     public static final OpsTemplate DEVICE_TEMPLATE = new OpsTemplate(
             new int[] { AppOpsManager.OP_VIBRATE,
                     AppOpsManager.OP_POST_NOTIFICATION,
+                    AppOpsManager.OP_ACCESS_NOTIFICATIONS,
                     AppOpsManager.OP_CALL_PHONE,
                     AppOpsManager.OP_WRITE_SETTINGS,
                     AppOpsManager.OP_SYSTEM_ALERT_WINDOW },