1 /* 2 * Copyright (C) 2017 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.settings.wifi.tether; 18 19 import android.app.settings.SettingsEnums; 20 import android.content.Context; 21 import android.content.Intent; 22 import android.net.wifi.WifiConfiguration; 23 import android.util.Log; 24 import android.view.View; 25 26 import androidx.annotation.VisibleForTesting; 27 import androidx.preference.EditTextPreference; 28 import androidx.preference.Preference; 29 30 import com.android.settings.R; 31 import com.android.settings.overlay.FeatureFactory; 32 import com.android.settings.widget.ValidatedEditTextPreference; 33 import com.android.settings.wifi.dpp.WifiDppUtils; 34 35 import com.android.settingslib.core.instrumentation.MetricsFeatureProvider; 36 37 public class WifiTetherSSIDPreferenceController extends WifiTetherBasePreferenceController 38 implements ValidatedEditTextPreference.Validator { 39 40 private static final String TAG = "WifiTetherSsidPref"; 41 private static final String PREF_KEY = "wifi_tether_network_name"; 42 @VisibleForTesting 43 static final String DEFAULT_SSID = "AndroidAP"; 44 45 private String mSSID; 46 private WifiDeviceNameTextValidator mWifiDeviceNameTextValidator; 47 48 private final MetricsFeatureProvider mMetricsFeatureProvider; 49 WifiTetherSSIDPreferenceController(Context context, OnTetherConfigUpdateListener listener)50 public WifiTetherSSIDPreferenceController(Context context, 51 OnTetherConfigUpdateListener listener) { 52 super(context, listener); 53 54 mWifiDeviceNameTextValidator = new WifiDeviceNameTextValidator(); 55 mMetricsFeatureProvider = FeatureFactory.getFactory(context).getMetricsFeatureProvider(); 56 } 57 58 @Override getPreferenceKey()59 public String getPreferenceKey() { 60 return PREF_KEY; 61 } 62 63 @Override updateDisplay()64 public void updateDisplay() { 65 final WifiConfiguration config = mWifiManager.getWifiApConfiguration(); 66 if (config != null) { 67 mSSID = config.SSID; 68 } else { 69 mSSID = DEFAULT_SSID; 70 } 71 ((ValidatedEditTextPreference) mPreference).setValidator(this); 72 73 if (mWifiManager.isWifiApEnabled() && config != null) { 74 final Intent intent = WifiDppUtils.getHotspotConfiguratorIntentOrNull(mContext, 75 mWifiManager, config); 76 77 if (intent == null) { 78 Log.e(TAG, "Invalid security to share hotspot"); 79 ((WifiTetherSsidPreference) mPreference).setButtonVisible(false); 80 } else { 81 ((WifiTetherSsidPreference) mPreference).setButtonOnClickListener( 82 view -> shareHotspotNetwork(intent)); 83 ((WifiTetherSsidPreference) mPreference).setButtonVisible(true); 84 } 85 } else { 86 ((WifiTetherSsidPreference) mPreference).setButtonVisible(false); 87 } 88 89 updateSsidDisplay((EditTextPreference) mPreference); 90 } 91 92 @Override onPreferenceChange(Preference preference, Object newValue)93 public boolean onPreferenceChange(Preference preference, Object newValue) { 94 mSSID = (String) newValue; 95 updateSsidDisplay((EditTextPreference) preference); 96 mListener.onTetherConfigUpdated(); 97 return true; 98 } 99 100 @Override isTextValid(String value)101 public boolean isTextValid(String value) { 102 return mWifiDeviceNameTextValidator.isTextValid(value); 103 } 104 getSSID()105 public String getSSID() { 106 return mSSID; 107 } 108 updateSsidDisplay(EditTextPreference preference)109 private void updateSsidDisplay(EditTextPreference preference) { 110 preference.setText(mSSID); 111 preference.setSummary(mSSID); 112 } 113 shareHotspotNetwork(Intent intent)114 private void shareHotspotNetwork(Intent intent) { 115 WifiDppUtils.showLockScreen(mContext, () -> { 116 mMetricsFeatureProvider.action(SettingsEnums.PAGE_UNKNOWN, 117 SettingsEnums.ACTION_SETTINGS_SHARE_WIFI_HOTSPOT_QR_CODE, 118 SettingsEnums.SETTINGS_WIFI_DPP_CONFIGURATOR, 119 /* key */ null, 120 /* value */ Integer.MIN_VALUE); 121 122 mContext.startActivity(intent); 123 }); 124 } 125 126 @VisibleForTesting isQrCodeButtonAvailable()127 boolean isQrCodeButtonAvailable() { 128 return ((WifiTetherSsidPreference) mPreference).isQrCodeButtonAvailable(); 129 } 130 } 131