/* * Copyright (C) 2017 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.wifi; import android.content.Context; import android.provider.Settings; import android.support.v7.preference.ListPreference; import android.support.v7.preference.Preference; import android.util.Log; import android.widget.Toast; import com.android.settings.R; import com.android.settings.Utils; import com.android.settings.core.PreferenceController; import static com.android.internal.os.MemoryPowerCalculator.TAG; public class WifiSleepPolicyPreferenceController extends PreferenceController implements Preference.OnPreferenceChangeListener { private static final String KEY_SLEEP_POLICY = "sleep_policy"; public WifiSleepPolicyPreferenceController(Context context) { super(context); } @Override public boolean isAvailable() { return true; } @Override public String getPreferenceKey() { return KEY_SLEEP_POLICY; } @Override public void updateState(Preference preference) { ListPreference sleepPolicyPref = (ListPreference) preference; if (sleepPolicyPref != null) { if (Utils.isWifiOnly(mContext)) { sleepPolicyPref.setEntries(R.array.wifi_sleep_policy_entries_wifi_only); } int value = Settings.Global.getInt(mContext.getContentResolver(), Settings.Global.WIFI_SLEEP_POLICY, Settings.Global.WIFI_SLEEP_POLICY_NEVER); String stringValue = String.valueOf(value); sleepPolicyPref.setValue(stringValue); updateSleepPolicySummary(sleepPolicyPref, stringValue); } } @Override public boolean onPreferenceChange(Preference preference, Object newValue) { try { String stringValue = (String) newValue; Settings.Global.putInt(mContext.getContentResolver(), Settings.Global.WIFI_SLEEP_POLICY, Integer.parseInt(stringValue)); updateSleepPolicySummary(preference, stringValue); } catch (NumberFormatException e) { Toast.makeText(mContext, R.string.wifi_setting_sleep_policy_error, Toast.LENGTH_SHORT).show(); return false; } return true; } private void updateSleepPolicySummary(Preference sleepPolicyPref, String value) { if (value != null) { String[] values = mContext.getResources().getStringArray(R.array .wifi_sleep_policy_values); final int summaryArrayResId = Utils.isWifiOnly(mContext) ? R.array.wifi_sleep_policy_entries_wifi_only : R.array.wifi_sleep_policy_entries; String[] summaries = mContext.getResources().getStringArray(summaryArrayResId); for (int i = 0; i < values.length; i++) { if (value.equals(values[i])) { if (i < summaries.length) { sleepPolicyPref.setSummary(summaries[i]); return; } } } } sleepPolicyPref.setSummary(""); Log.e(TAG, "Invalid sleep policy value: " + value); } }