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 17package com.android.tv.settings.connectivity.setup; 18 19import android.arch.lifecycle.ViewModelProviders; 20import android.content.Context; 21import android.os.Bundle; 22import android.support.v17.leanback.widget.GuidanceStylist; 23import android.support.v17.leanback.widget.GuidedAction; 24import android.support.v4.app.Fragment; 25import android.support.v4.app.FragmentActivity; 26 27import com.android.tv.settings.R; 28import com.android.tv.settings.connectivity.util.State; 29import com.android.tv.settings.connectivity.util.StateMachine; 30 31import java.util.List; 32 33/** 34 * State responsible for handling the failed connection. 35 */ 36public class ConnectFailedState implements State { 37 private final FragmentActivity mActivity; 38 private Fragment mFragment; 39 40 public ConnectFailedState(FragmentActivity activity) { 41 mActivity = activity; 42 } 43 44 @Override 45 public void processForward() { 46 mFragment = new ConnectFailedFragment(); 47 FragmentChangeListener listener = (FragmentChangeListener) mActivity; 48 if (listener != null) { 49 listener.onFragmentChange(mFragment, true); 50 } 51 } 52 53 @Override 54 public void processBackward() { 55 StateMachine stateMachine = ViewModelProviders.of(mActivity).get(StateMachine.class); 56 stateMachine.back(); 57 } 58 59 @Override 60 public Fragment getFragment() { 61 return mFragment; 62 } 63 64 /** 65 * Fragment that notifies the user the connection to network is failed. 66 */ 67 public static class ConnectFailedFragment extends WifiConnectivityGuidedStepFragment { 68 private static final int ACTION_ID_TRY_AGAIN = 100001; 69 private static final int ACTION_ID_VIEW_AVAILABLE_NETWORK = 100002; 70 private StateMachine mStateMachine; 71 private UserChoiceInfo mUserChoiceInfo; 72 73 @Override 74 public GuidanceStylist.Guidance onCreateGuidance(Bundle savedInstanceState) { 75 String title = getString( 76 R.string.title_wifi_could_not_connect, 77 mUserChoiceInfo.getWifiConfiguration().getPrintableSsid()); 78 return new GuidanceStylist.Guidance(title, null, null, null); 79 } 80 81 @Override 82 public void onCreate(Bundle savedInstanceState) { 83 mStateMachine = ViewModelProviders 84 .of(getActivity()) 85 .get(StateMachine.class); 86 mUserChoiceInfo = ViewModelProviders 87 .of(getActivity()) 88 .get(UserChoiceInfo.class); 89 super.onCreate(savedInstanceState); 90 } 91 92 @Override 93 public void onCreateActions(List<GuidedAction> actions, Bundle savedInstanceState) { 94 Context context = getActivity(); 95 actions.add(new GuidedAction.Builder(context) 96 .title(R.string.wifi_action_try_again) 97 .id(ACTION_ID_TRY_AGAIN) 98 .build()); 99 actions.add(new GuidedAction.Builder(context) 100 .title(R.string.wifi_action_view_available_networks) 101 .id(ACTION_ID_VIEW_AVAILABLE_NETWORK) 102 .build()); 103 } 104 105 @Override 106 public void onGuidedActionClicked(GuidedAction action) { 107 if (action.getId() == ACTION_ID_TRY_AGAIN) { 108 mStateMachine.getListener() 109 .onComplete(StateMachine.TRY_AGAIN); 110 } else if (action.getId() == ACTION_ID_VIEW_AVAILABLE_NETWORK) { 111 mStateMachine.getListener() 112 .onComplete(StateMachine.SELECT_WIFI); 113 } 114 } 115 } 116} 117