321 lines
12 KiB
Java
321 lines
12 KiB
Java
/*
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* Copyright (C) 2018 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.settings.wifi;
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import static android.app.slice.Slice.EXTRA_TOGGLE_STATE;
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import static android.provider.SettingsSlicesContract.KEY_WIFI;
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import android.annotation.ColorInt;
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import android.app.PendingIntent;
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import android.content.ContentResolver;
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import android.content.Context;
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import android.content.Intent;
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import android.content.IntentFilter;
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import android.net.Uri;
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import android.net.wifi.WifiInfo;
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import android.net.wifi.WifiManager;
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import android.net.wifi.WifiSsid;
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import android.os.Bundle;
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import android.os.Handler;
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import android.os.Looper;
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import android.provider.SettingsSlicesContract;
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import android.text.TextUtils;
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import androidx.core.graphics.drawable.IconCompat;
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import androidx.slice.Slice;
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import androidx.slice.builders.ListBuilder;
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import androidx.slice.builders.ListBuilder.RowBuilder;
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import androidx.slice.builders.SliceAction;
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import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
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import com.android.settings.R;
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import com.android.settings.SubSettings;
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import com.android.settings.Utils;
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import com.android.settings.core.SubSettingLauncher;
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import com.android.settings.slices.CustomSliceable;
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import com.android.settings.slices.SliceBackgroundWorker;
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import com.android.settings.slices.SliceBuilderUtils;
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import com.android.settings.wifi.details.WifiNetworkDetailsFragment;
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import com.android.settingslib.wifi.AccessPoint;
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import com.android.settingslib.wifi.WifiTracker;
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import java.util.ArrayList;
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import java.util.List;
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/**
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* Utility class to build a Wifi Slice, and handle all associated actions.
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*/
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public class WifiSlice implements CustomSliceable {
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/**
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* Backing Uri for the Wifi Slice.
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*/
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public static final Uri WIFI_URI = new Uri.Builder()
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.scheme(ContentResolver.SCHEME_CONTENT)
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.authority(SettingsSlicesContract.AUTHORITY)
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.appendPath(SettingsSlicesContract.PATH_SETTING_ACTION)
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.appendPath(KEY_WIFI)
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.build();
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private final Context mContext;
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public WifiSlice(Context context) {
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mContext = context;
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}
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@Override
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public Uri getUri() {
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return WIFI_URI;
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}
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@Override
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public IntentFilter getIntentFilter() {
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final IntentFilter filter = new IntentFilter();
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filter.addAction(WifiManager.WIFI_STATE_CHANGED_ACTION);
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filter.addAction(WifiManager.NETWORK_STATE_CHANGED_ACTION);
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return filter;
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}
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/**
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* Return a Wifi Slice bound to {@link #WIFI_URI}.
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*/
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@Override
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public Slice getSlice() {
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final boolean isWifiEnabled = isWifiEnabled();
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final IconCompat icon = IconCompat.createWithResource(mContext,
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R.drawable.ic_settings_wireless);
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final String title = mContext.getString(R.string.wifi_settings);
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final CharSequence summary = getSummary();
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@ColorInt final int color = Utils.getColorAccentDefaultColor(mContext);
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final PendingIntent toggleAction = getBroadcastIntent(mContext);
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final PendingIntent primaryAction = getPrimaryAction();
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final SliceAction primarySliceAction = new SliceAction(primaryAction, icon, title);
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final SliceAction toggleSliceAction = new SliceAction(toggleAction, null /* actionTitle */,
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isWifiEnabled);
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final ListBuilder listBuilder = new ListBuilder(mContext, WIFI_URI, ListBuilder.INFINITY)
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.setAccentColor(color)
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.addRow(new RowBuilder()
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.setTitle(title)
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.setSubtitle(summary)
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.addEndItem(toggleSliceAction)
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.setPrimaryAction(primarySliceAction));
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if (isWifiEnabled) {
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final List<AccessPoint> result = getBackgroundWorker().getResults();
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if (result != null && !result.isEmpty()) {
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for (AccessPoint ap : result) {
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listBuilder.addRow(getAccessPointRow(ap));
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}
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listBuilder.setSeeMoreAction(primaryAction);
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}
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}
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return listBuilder.build();
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}
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private RowBuilder getAccessPointRow(AccessPoint accessPoint) {
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final String title = accessPoint.getConfigName();
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final IconCompat levelIcon = IconCompat.createWithResource(mContext,
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com.android.settingslib.Utils.getWifiIconResource(accessPoint.getLevel()));
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final RowBuilder rowBuilder = new RowBuilder()
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.setTitleItem(levelIcon, ListBuilder.ICON_IMAGE)
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.setTitle(title)
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.setSubtitle(accessPoint.getSettingsSummary())
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.setPrimaryAction(new SliceAction(
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getAccessPointAction(accessPoint), levelIcon, title));
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final IconCompat endIcon = getEndIcon(accessPoint);
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if (endIcon != null) {
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rowBuilder.addEndItem(endIcon, ListBuilder.ICON_IMAGE);
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}
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return rowBuilder;
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}
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private IconCompat getEndIcon(AccessPoint accessPoint) {
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if (accessPoint.isActive()) {
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return IconCompat.createWithResource(mContext, R.drawable.ic_settings);
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} else if (accessPoint.getSecurity() != AccessPoint.SECURITY_NONE) {
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return IconCompat.createWithResource(mContext, R.drawable.ic_friction_lock_closed);
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} else if (accessPoint.isMetered()) {
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return IconCompat.createWithResource(mContext, R.drawable.ic_friction_money);
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}
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return null;
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}
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private PendingIntent getAccessPointAction(AccessPoint accessPoint) {
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final Bundle extras = new Bundle();
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accessPoint.saveWifiState(extras);
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Intent intent;
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if (accessPoint.isActive()) {
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intent = new SubSettingLauncher(mContext)
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.setTitleRes(R.string.pref_title_network_details)
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.setDestination(WifiNetworkDetailsFragment.class.getName())
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.setArguments(extras)
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.setSourceMetricsCategory(MetricsEvent.WIFI)
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.toIntent();
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} else {
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intent = new Intent(mContext, WifiDialogActivity.class);
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intent.putExtra(WifiDialogActivity.KEY_ACCESS_POINT_STATE, extras);
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}
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return PendingIntent.getActivity(mContext, accessPoint.hashCode() /* requestCode */,
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intent, 0 /* flags */);
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}
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/**
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* Update the current wifi status to the boolean value keyed by
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* {@link android.app.slice.Slice#EXTRA_TOGGLE_STATE} on {@param intent}.
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*/
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@Override
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public void onNotifyChange(Intent intent) {
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final WifiManager wifiManager = mContext.getSystemService(WifiManager.class);
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final boolean newState = intent.getBooleanExtra(EXTRA_TOGGLE_STATE,
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wifiManager.isWifiEnabled());
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wifiManager.setWifiEnabled(newState);
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// Do not notifyChange on Uri. The service takes longer to update the current value than it
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// does for the Slice to check the current value again. Let {@link SliceBroadcastRelay}
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// handle it.
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}
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@Override
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public Intent getIntent() {
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final String screenTitle = mContext.getText(R.string.wifi_settings).toString();
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final Uri contentUri = new Uri.Builder().appendPath(KEY_WIFI).build();
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final Intent intent = SliceBuilderUtils.buildSearchResultPageIntent(mContext,
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WifiSettings.class.getName(), KEY_WIFI, screenTitle,
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MetricsEvent.DIALOG_WIFI_AP_EDIT)
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.setClassName(mContext.getPackageName(), SubSettings.class.getName())
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.setData(contentUri);
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return intent;
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}
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private boolean isWifiEnabled() {
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final WifiManager wifiManager = mContext.getSystemService(WifiManager.class);
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switch (wifiManager.getWifiState()) {
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case WifiManager.WIFI_STATE_ENABLED:
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case WifiManager.WIFI_STATE_ENABLING:
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return true;
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case WifiManager.WIFI_STATE_DISABLED:
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case WifiManager.WIFI_STATE_DISABLING:
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case WifiManager.WIFI_STATE_UNKNOWN:
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default:
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return false;
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}
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}
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private CharSequence getSummary() {
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final WifiManager wifiManager = mContext.getSystemService(WifiManager.class);
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switch (wifiManager.getWifiState()) {
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case WifiManager.WIFI_STATE_ENABLED:
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final String ssid = WifiInfo.removeDoubleQuotes(wifiManager.getConnectionInfo()
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.getSSID());
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if (TextUtils.equals(ssid, WifiSsid.NONE)) {
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return mContext.getText(R.string.disconnected);
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}
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return ssid;
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case WifiManager.WIFI_STATE_ENABLING:
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return mContext.getText(R.string.disconnected);
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case WifiManager.WIFI_STATE_DISABLED:
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case WifiManager.WIFI_STATE_DISABLING:
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return mContext.getText(R.string.switch_off_text);
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case WifiManager.WIFI_STATE_UNKNOWN:
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default:
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return "";
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}
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}
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private PendingIntent getPrimaryAction() {
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final Intent intent = getIntent();
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return PendingIntent.getActivity(mContext, 0 /* requestCode */,
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intent, 0 /* flags */);
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}
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@Override
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public SliceBackgroundWorker getBackgroundWorker() {
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return WifiScanWorker.getInstance(mContext, WIFI_URI);
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}
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private static class WifiScanWorker extends SliceBackgroundWorker<AccessPoint>
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implements WifiTracker.WifiListener {
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private static WifiScanWorker mWifiScanWorker;
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private final Context mContext;
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private WifiTracker mWifiTracker;
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private WifiManager mWifiManager;
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private WifiScanWorker(Context context, Uri uri) {
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super(context.getContentResolver(), uri);
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mContext = context;
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}
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public static WifiScanWorker getInstance(Context context, Uri uri) {
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if (mWifiScanWorker == null) {
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mWifiScanWorker = new WifiScanWorker(context, uri);
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}
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return mWifiScanWorker;
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}
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@Override
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protected void onSlicePinned() {
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new Handler(Looper.getMainLooper()).post(() -> {
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mWifiTracker = new WifiTracker(mContext, this, true, true);
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mWifiManager = mWifiTracker.getManager();
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mWifiTracker.onStart();
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onAccessPointsChanged();
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});
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}
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@Override
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protected void onSliceUnpinned() {
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mWifiTracker.onStop();
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mWifiTracker.onDestroy();
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mWifiScanWorker = null;
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}
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@Override
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public void onWifiStateChanged(int state) {
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}
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@Override
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public void onConnectedChanged() {
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}
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@Override
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public void onAccessPointsChanged() {
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// in case state has changed
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if (!mWifiManager.isWifiEnabled()) {
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updateResults(null);
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return;
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}
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// AccessPoints are sorted by the WifiTracker
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final List<AccessPoint> accessPoints = mWifiTracker.getAccessPoints();
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final List<AccessPoint> resultList = new ArrayList<>();
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for (AccessPoint ap : accessPoints) {
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if (ap.isReachable()) {
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resultList.add(ap);
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}
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}
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updateResults(resultList);
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}
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}
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}
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