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      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.tv.settings.connectivity.setup;
     18 
     19 import android.arch.lifecycle.ViewModelProviders;
     20 import android.content.Context;
     21 import android.os.Bundle;
     22 import android.support.v17.leanback.widget.GuidanceStylist;
     23 import android.support.v17.leanback.widget.GuidedAction;
     24 import android.support.v4.app.Fragment;
     25 import android.support.v4.app.FragmentActivity;
     26 
     27 import com.android.tv.settings.R;
     28 import com.android.tv.settings.connectivity.util.State;
     29 import com.android.tv.settings.connectivity.util.StateMachine;
     30 
     31 import java.util.List;
     32 
     33 /**
     34  * State responsible for displaying the summary of not connected network.
     35  */
     36 public class SummaryNotConnectedState implements State {
     37     private Fragment mFragment;
     38     private FragmentActivity mActivity;
     39 
     40     public SummaryNotConnectedState(FragmentActivity activity) {
     41         mActivity = activity;
     42     }
     43 
     44     @Override
     45     public void processForward() {
     46         mFragment = new SummaryNotConnectedWifiFragment();
     47         FragmentChangeListener listener = (FragmentChangeListener) mActivity;
     48         if (listener != null) {
     49             listener.onFragmentChange(mFragment, true);
     50         }
     51     }
     52 
     53     @Override
     54     public void processBackward() {
     55         mFragment = new SummaryNotConnectedWifiFragment();
     56         FragmentChangeListener listener = (FragmentChangeListener) mActivity;
     57         if (listener != null) {
     58             listener.onFragmentChange(mFragment, false);
     59         }
     60     }
     61 
     62     @Override
     63     public Fragment getFragment() {
     64         return mFragment;
     65     }
     66 
     67     /**
     68      * Fragment that shows the Wi-Fi is not connected.
     69      */
     70     public static class SummaryNotConnectedWifiFragment extends WifiConnectivityGuidedStepFragment {
     71         private static final int ACTION_OK = 100001;
     72         private StateMachine mStateMachine;
     73         private UserChoiceInfo mUserChoiceInfo;
     74 
     75         @Override
     76         public void onCreateActions(List<GuidedAction> actions, Bundle savedInstanceState) {
     77             Context context = getActivity();
     78             actions.add(new GuidedAction.Builder(context)
     79                     .title(R.string.wifi_action_ok)
     80                     .build());
     81         }
     82 
     83         @Override
     84         public GuidanceStylist.Guidance onCreateGuidance(Bundle savedInstanceState) {
     85             return new GuidanceStylist.Guidance(
     86                     getString(R.string.wifi_summary_title_not_connected),
     87                     null,
     88                     null,
     89                     null);
     90         }
     91 
     92         @Override
     93         public void onCreate(Bundle savedInstanceState) {
     94             mUserChoiceInfo = ViewModelProviders
     95                     .of(getActivity())
     96                     .get(UserChoiceInfo.class);
     97             mStateMachine = ViewModelProviders
     98                     .of(getActivity())
     99                     .get(StateMachine.class);
    100             super.onCreate(savedInstanceState);
    101         }
    102 
    103         @Override
    104         public void onGuidedActionClicked(GuidedAction action) {
    105             if (action.getId() == ACTION_OK) {
    106                 mUserChoiceInfo.removePageSummary(UserChoiceInfo.SELECT_WIFI);
    107                 mStateMachine.getListener()
    108                         .onComplete(StateMachine.SELECT_WIFI);
    109             }
    110         }
    111     }
    112 }
    113