| /* |
| * Copyright (C) 2018 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.homepage.contextualcards; |
| |
| import static com.android.settings.homepage.contextualcards.ContextualCardsAdapter.SPAN_COUNT; |
| |
| import android.app.settings.SettingsEnums; |
| import android.content.BroadcastReceiver; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.IntentFilter; |
| import android.os.Build; |
| import android.os.Bundle; |
| import android.util.Log; |
| import android.view.LayoutInflater; |
| import android.view.View; |
| import android.view.ViewGroup; |
| |
| import androidx.annotation.VisibleForTesting; |
| import androidx.loader.app.LoaderManager; |
| import androidx.recyclerview.widget.GridLayoutManager; |
| import androidx.recyclerview.widget.ItemTouchHelper; |
| |
| import com.android.settings.R; |
| import com.android.settings.core.InstrumentedFragment; |
| import com.android.settings.homepage.contextualcards.slices.BluetoothUpdateWorker; |
| import com.android.settings.homepage.contextualcards.slices.SwipeDismissalDelegate; |
| import com.android.settings.overlay.FeatureFactory; |
| import com.android.settings.wifi.slice.ContextualWifiScanWorker; |
| |
| public class ContextualCardsFragment extends InstrumentedFragment implements |
| FocusRecyclerView.FocusListener { |
| |
| private static final String TAG = "ContextualCardsFragment"; |
| private static final boolean DEBUG = Build.IS_DEBUGGABLE; |
| |
| @VisibleForTesting |
| static boolean sRestartLoaderNeeded; |
| |
| @VisibleForTesting |
| BroadcastReceiver mKeyEventReceiver; |
| @VisibleForTesting |
| BroadcastReceiver mScreenOffReceiver; |
| |
| private FocusRecyclerView mCardsContainer; |
| private GridLayoutManager mLayoutManager; |
| private ContextualCardsAdapter mContextualCardsAdapter; |
| private ContextualCardManager mContextualCardManager; |
| private ItemTouchHelper mItemTouchHelper; |
| |
| @Override |
| public void onCreate(Bundle savedInstanceState) { |
| super.onCreate(savedInstanceState); |
| final Context context = getContext(); |
| if (savedInstanceState == null) { |
| FeatureFactory.getFactory(context).getSlicesFeatureProvider().newUiSession(); |
| BluetoothUpdateWorker.initLocalBtManager(getContext()); |
| } |
| mContextualCardManager = new ContextualCardManager(context, getSettingsLifecycle(), |
| savedInstanceState); |
| mKeyEventReceiver = new KeyEventReceiver(); |
| } |
| |
| @Override |
| public void onStart() { |
| super.onStart(); |
| registerScreenOffReceiver(); |
| registerKeyEventReceiver(); |
| ContextualWifiScanWorker.newVisibleUiSession(); |
| mContextualCardManager.loadContextualCards(LoaderManager.getInstance(this), |
| sRestartLoaderNeeded); |
| sRestartLoaderNeeded = false; |
| } |
| |
| @Override |
| public void onStop() { |
| unregisterKeyEventReceiver(); |
| super.onStop(); |
| } |
| |
| @Override |
| public void onDestroy() { |
| unregisterScreenOffReceiver(); |
| super.onDestroy(); |
| } |
| |
| @Override |
| public View onCreateView(LayoutInflater inflater, ViewGroup container, |
| Bundle savedInstanceState) { |
| final Context context = getContext(); |
| final View rootView = inflater.inflate(R.layout.settings_homepage, container, false); |
| mCardsContainer = rootView.findViewById(R.id.card_container); |
| mLayoutManager = new GridLayoutManager(getActivity(), SPAN_COUNT, |
| GridLayoutManager.VERTICAL, false /* reverseLayout */); |
| mCardsContainer.setLayoutManager(mLayoutManager); |
| mContextualCardsAdapter = new ContextualCardsAdapter(context, this /* lifecycleOwner */, |
| mContextualCardManager); |
| mCardsContainer.setItemAnimator(null); |
| mCardsContainer.setAdapter(mContextualCardsAdapter); |
| mContextualCardManager.setListener(mContextualCardsAdapter); |
| mCardsContainer.setListener(this); |
| mItemTouchHelper = new ItemTouchHelper(new SwipeDismissalDelegate(mContextualCardsAdapter)); |
| mItemTouchHelper.attachToRecyclerView(mCardsContainer); |
| |
| return rootView; |
| } |
| |
| @Override |
| public void onWindowFocusChanged(boolean hasWindowFocus) { |
| mContextualCardManager.onWindowFocusChanged(hasWindowFocus); |
| } |
| |
| @Override |
| public int getMetricsCategory() { |
| return SettingsEnums.SETTINGS_HOMEPAGE; |
| } |
| |
| private void registerKeyEventReceiver() { |
| getActivity().registerReceiver(mKeyEventReceiver, |
| new IntentFilter(Intent.ACTION_CLOSE_SYSTEM_DIALOGS)); |
| } |
| |
| private void unregisterKeyEventReceiver() { |
| getActivity().unregisterReceiver(mKeyEventReceiver); |
| } |
| |
| private void registerScreenOffReceiver() { |
| if (mScreenOffReceiver == null) { |
| mScreenOffReceiver = new ScreenOffReceiver(); |
| getActivity().registerReceiver(mScreenOffReceiver, |
| new IntentFilter(Intent.ACTION_SCREEN_OFF)); |
| } |
| } |
| |
| private void unregisterScreenOffReceiver() { |
| if (mScreenOffReceiver != null) { |
| getActivity().unregisterReceiver(mScreenOffReceiver); |
| mScreenOffReceiver = null; |
| } |
| } |
| |
| private void resetSession(Context context) { |
| sRestartLoaderNeeded = true; |
| unregisterScreenOffReceiver(); |
| FeatureFactory.getFactory(context).getSlicesFeatureProvider().newUiSession(); |
| } |
| |
| /** |
| * Receiver for updating UI session when home key or recent app key is pressed. |
| */ |
| @VisibleForTesting |
| class KeyEventReceiver extends BroadcastReceiver { |
| |
| private static final String KEY_REASON = "reason"; |
| private static final String SYSTEM_DIALOG_REASON_HOME_KEY = "homekey"; |
| private static final String SYSTEM_DIALOG_REASON_RECENT_APPS = "recentapps"; |
| |
| @Override |
| public void onReceive(Context context, Intent intent) { |
| if (intent == null || !Intent.ACTION_CLOSE_SYSTEM_DIALOGS.equals(intent.getAction())) { |
| return; |
| } |
| |
| final String reason = intent.getStringExtra(KEY_REASON); |
| if (!SYSTEM_DIALOG_REASON_RECENT_APPS.equals(reason) |
| && !SYSTEM_DIALOG_REASON_HOME_KEY.equals(reason)) { |
| return; |
| } |
| |
| if (DEBUG) { |
| Log.d(TAG, "key pressed = " + reason); |
| } |
| resetSession(context); |
| } |
| } |
| |
| /** |
| * Receiver for updating UI session when screen is turned off. |
| */ |
| @VisibleForTesting |
| class ScreenOffReceiver extends BroadcastReceiver { |
| |
| @Override |
| public void onReceive(Context context, Intent intent) { |
| if (intent == null || !Intent.ACTION_SCREEN_OFF.equals(intent.getAction())) { |
| return; |
| } |
| |
| if (DEBUG) { |
| Log.d(TAG, "screen off"); |
| } |
| resetSession(context); |
| } |
| } |
| } |