samples: Sync prebuilts for nyc-dev

developers/samples/android: f9872ded3bb6cd3c01ab0881a58764f5171b4c64
developers/build: 23e77f8a040c0b35531a68e776363f32fa7feeeb

Change-Id: I93e7c66e0cff22d3852d36a1a1257bb10eec3ba0

samples/browseable/DirectBoot/src/com.example.android.directboot/SchedulerFragment.java

@@ -0,0 +1,136 @@
+/*
+* Copyright 2016 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.example.android.directboot;
+
+import com.example.android.directboot.alarms.Alarm;
+import com.example.android.directboot.alarms.AlarmAdapter;
+import com.example.android.directboot.alarms.AlarmIntentService;
+import com.example.android.directboot.alarms.AlarmStorage;
+import com.example.android.directboot.alarms.AlarmUtil;
+
+import android.app.Activity;
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.os.Bundle;
+import android.support.annotation.Nullable;
+import android.support.design.widget.FloatingActionButton;
+import android.support.v4.app.Fragment;
+import android.support.v4.content.LocalBroadcastManager;
+import android.support.v7.widget.LinearLayoutManager;
+import android.support.v7.widget.RecyclerView;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.TextView;
+
+/**
+ * Fragment that registers scheduled alarms.
+ */
+public class SchedulerFragment extends Fragment {
+
+    private static final String FRAGMENT_TIME_PICKER_TAG = "fragment_time_picker";
+
+    private AlarmAdapter mAlarmAdapter;
+    private AlarmUtil mAlarmUtil;
+    private TextView mTextViewIntroMessage;
+    private BroadcastReceiver mAlarmWentOffBroadcastReceiver;
+
+    public static SchedulerFragment newInstance() {
+        SchedulerFragment fragment = new SchedulerFragment();
+        return fragment;
+    }
+
+    public SchedulerFragment() {
+        // Required empty public constructor
+    }
+
+    @Override
+    public void onActivityCreated(@Nullable Bundle savedInstanceState) {
+        super.onActivityCreated(savedInstanceState);
+        mAlarmWentOffBroadcastReceiver = new AlarmWentOffReceiver();
+        LocalBroadcastManager.getInstance(getActivity())
+                .registerReceiver(mAlarmWentOffBroadcastReceiver,
+                        new IntentFilter(AlarmIntentService.ALARM_WENT_OFF_ACTION));
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+            Bundle savedInstanceState) {
+        return inflater.inflate(R.layout.fragment_alarm_scheduler, container, false);
+    }
+
+    @Override
+    public void onViewCreated(final View rootView, Bundle savedInstanceState) {
+        super.onViewCreated(rootView, savedInstanceState);
+        FloatingActionButton fab = (FloatingActionButton) rootView.findViewById(R.id.fab_add_alarm);
+        fab.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                TimePickerFragment fragment = TimePickerFragment.newInstance();
+                fragment.setAlarmAddListener(new AlarmAddListenerImpl());
+                fragment.show(getFragmentManager(), FRAGMENT_TIME_PICKER_TAG);
+            }
+        });
+        mTextViewIntroMessage = (TextView) rootView.findViewById(R.id.text_intro_message);
+        Activity activity = getActivity();
+        AlarmStorage alarmStorage = new AlarmStorage(activity);
+        mAlarmAdapter = new AlarmAdapter(activity, alarmStorage.getAlarms());
+        if (mAlarmAdapter.getItemCount() == 0) {
+            mTextViewIntroMessage.setVisibility(View.VISIBLE);
+        }
+        RecyclerView recyclerView = (RecyclerView) rootView.findViewById(R.id.recycler_view_alarms);
+        recyclerView.setLayoutManager(new LinearLayoutManager(activity));
+        recyclerView.setAdapter(mAlarmAdapter);
+        recyclerView.addItemDecoration(new AlarmAdapter.DividerItemDecoration(activity));
+        mAlarmUtil = new AlarmUtil(activity);
+    }
+
+    @Override
+    public void onDestroy() {
+        LocalBroadcastManager.getInstance(getActivity())
+                .unregisterReceiver(mAlarmWentOffBroadcastReceiver);
+        super.onDestroy();
+    }
+
+    /**
+     * {@link TimePickerFragment.AlarmAddListener} to do actions after an alarm is added.
+     */
+    private class AlarmAddListenerImpl implements TimePickerFragment.AlarmAddListener {
+
+        @Override
+        public void onAlarmAdded(Alarm alarm) {
+            mAlarmAdapter.addAlarm(alarm);
+            mAlarmUtil.scheduleAlarm(alarm);
+            mTextViewIntroMessage.setVisibility(View.GONE);
+        }
+    }
+
+    /**
+     * A {@link BroadcastReceiver} that receives an intent when an alarm goes off.
+     * This receiver removes the corresponding alarm from the RecyclerView.
+     */
+    private class AlarmWentOffReceiver extends BroadcastReceiver {
+
+        @Override
+        public void onReceive(Context context, Intent intent) {
+            Alarm alarm = intent.getParcelableExtra(AlarmIntentService.ALARM_KEY);
+            mAlarmAdapter.deleteAlarm(alarm);
+        }
+    }
+}