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 package com.android.car.settings.wifi; 17 18 import android.net.NetworkInfo.State; 19 import android.net.wifi.WifiManager; 20 import android.os.Bundle; 21 import android.support.annotation.StringRes; 22 import android.support.v7.app.AppCompatActivity; 23 import android.util.Log; 24 import android.view.View; 25 import android.widget.TextView; 26 import android.widget.Toast; 27 28 import com.android.car.settings.common.ListSettingsFragment; 29 import com.android.car.settings.common.SimpleTextLineItem; 30 import com.android.car.settings.common.TypedPagedListAdapter; 31 import com.android.settingslib.wifi.AccessPoint; 32 33 import com.android.car.settings.R; 34 35 import java.util.ArrayList; 36 37 /** 38 * Shows details about a wifi network, including actions related to the network, 39 * e.g. ignore, disconnect, etc. The intent should include information about 40 * access point, use that to render UI, e.g. show SSID etc. 41 */ 42 public class WifiDetailFragment extends ListSettingsFragment { 43 public static final String EXTRA_AP_STATE = "extra_ap_state"; 44 private static final String TAG = "WifiDetailFragment"; 45 46 private AccessPoint mAccessPoint; 47 private WifiManager mWifiManager; 48 49 private class ActionFailListener implements WifiManager.ActionListener { 50 @StringRes private final int mMessageResId; 51 ActionFailListener(@tringRes int messageResId)52 public ActionFailListener(@StringRes int messageResId) { 53 mMessageResId = messageResId; 54 } 55 56 @Override onSuccess()57 public void onSuccess() { 58 } 59 @Override onFailure(int reason)60 public void onFailure(int reason) { 61 Toast.makeText(getContext(), 62 R.string.wifi_failed_connect_message, 63 Toast.LENGTH_SHORT).show(); 64 } 65 } 66 getInstance(AccessPoint accessPoint)67 public static WifiDetailFragment getInstance(AccessPoint accessPoint) { 68 WifiDetailFragment wifiDetailFragment = new WifiDetailFragment(); 69 Bundle bundle = ListSettingsFragment.getBundle(); 70 bundle.putInt(EXTRA_TITLE_ID, R.string.wifi_settings); 71 bundle.putInt(EXTRA_ACTION_BAR_LAYOUT, R.layout.action_bar_with_button); 72 Bundle accessPointState = new Bundle(); 73 accessPoint.saveWifiState(accessPointState); 74 bundle.putBundle(EXTRA_AP_STATE, accessPointState); 75 wifiDetailFragment.setArguments(bundle); 76 return wifiDetailFragment; 77 } 78 79 @Override onCreate(Bundle savedInstanceState)80 public void onCreate(Bundle savedInstanceState) { 81 super.onCreate(savedInstanceState); 82 mAccessPoint = new AccessPoint(getContext(), getArguments().getBundle(EXTRA_AP_STATE)); 83 } 84 85 @Override onActivityCreated(Bundle savedInstanceState)86 public void onActivityCreated(Bundle savedInstanceState) { 87 mWifiManager = getContext().getSystemService(WifiManager.class); 88 89 super.onActivityCreated(savedInstanceState); 90 ((TextView) getActivity().findViewById(R.id.title)).setText(mAccessPoint.getSsid()); 91 TextView forgetButton = (TextView) getActivity().findViewById(R.id.action_button1); 92 forgetButton.setText(R.string.forget); 93 forgetButton.setOnClickListener(v -> { 94 forget(); 95 mFragmentController.goBack(); 96 }); 97 98 if (mAccessPoint.isSaved() && !mAccessPoint.isActive()) { 99 TextView connectButton = (TextView) getActivity().findViewById(R.id.action_button2); 100 connectButton.setVisibility(View.VISIBLE); 101 connectButton.setText(R.string.wifi_setup_connect); 102 connectButton.setOnClickListener(v -> { 103 mWifiManager.connect(mAccessPoint.getConfig(), 104 new ActionFailListener(R.string.wifi_failed_connect_message)); 105 mFragmentController.goBack(); 106 }); 107 } 108 } 109 110 @Override getLineItems()111 public ArrayList<TypedPagedListAdapter.LineItem> getLineItems() { 112 ArrayList<TypedPagedListAdapter.LineItem> lineItems = new ArrayList<>(); 113 lineItems.add( 114 new SimpleTextLineItem(getText(R.string.wifi_status), mAccessPoint.getSummary())); 115 lineItems.add( 116 new SimpleTextLineItem(getText(R.string.wifi_signal), getSignalString())); 117 lineItems.add(new SimpleTextLineItem(getText(R.string.wifi_security), 118 mAccessPoint.getSecurityString(true /* concise*/))); 119 return lineItems; 120 } 121 getSignalString()122 private String getSignalString() { 123 String[] signalStrings = getResources().getStringArray(R.array.wifi_signals); 124 125 int level = WifiManager.calculateSignalLevel( 126 mAccessPoint.getRssi(), signalStrings.length); 127 return signalStrings[level]; 128 } 129 forget()130 private void forget() { 131 if (!mAccessPoint.isSaved()) { 132 if (mAccessPoint.getNetworkInfo() != null && 133 mAccessPoint.getNetworkInfo().getState() != State.DISCONNECTED) { 134 // Network is active but has no network ID - must be ephemeral. 135 mWifiManager.disableEphemeralNetwork( 136 AccessPoint.convertToQuotedString(mAccessPoint.getSsidStr())); 137 } else { 138 // Should not happen, but a monkey seems to trigger it 139 Log.e(TAG, "Failed to forget invalid network " + mAccessPoint.getConfig()); 140 return; 141 } 142 } else { 143 mWifiManager.forget(mAccessPoint.getConfig().networkId, 144 new ActionFailListener(R.string.wifi_failed_forget_message)); 145 } 146 } 147 } 148