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      1 /*
      2  * Copyright (C) 2016 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.emergency.view;
     17 
     18 import android.app.Fragment;
     19 import android.content.Intent;
     20 import android.content.SharedPreferences;
     21 import android.os.Bundle;
     22 import android.preference.PreferenceManager;
     23 import android.support.design.widget.TabLayout;
     24 import android.text.TextUtils;
     25 import android.util.Pair;
     26 import android.view.Menu;
     27 import android.view.MenuInflater;
     28 import android.view.MenuItem;
     29 import android.view.View;
     30 import android.view.WindowManager;
     31 import android.widget.LinearLayout;
     32 import android.widget.TextView;
     33 import android.widget.ViewFlipper;
     34 
     35 import com.android.emergency.EmergencyTabActivity;
     36 import com.android.emergency.PreferenceKeys;
     37 import com.android.emergency.R;
     38 import com.android.emergency.edit.EditInfoActivity;
     39 import com.android.internal.logging.MetricsLogger;
     40 import com.android.internal.logging.MetricsProto.MetricsEvent;
     41 
     42 import java.util.ArrayList;
     43 
     44 /**
     45  * Activity for viewing emergency information.
     46  */
     47 public class ViewInfoActivity extends EmergencyTabActivity {
     48     private TextView mPersonalCardLargeItem;
     49     private SharedPreferences mSharedPreferences;
     50     private LinearLayout mPersonalCard;
     51     private ViewFlipper mViewFlipper;
     52 
     53 
     54     @Override
     55     protected void onCreate(Bundle savedInstanceState) {
     56         getWindow().addFlags(WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED);
     57         super.onCreate(savedInstanceState);
     58         setContentView(R.layout.view_activity_layout);
     59         mSharedPreferences = PreferenceManager.getDefaultSharedPreferences(this);
     60         mPersonalCard = (LinearLayout) findViewById(R.id.name_and_dob_linear_layout);
     61         mPersonalCardLargeItem = (TextView) findViewById(R.id.personal_card_large);
     62         mViewFlipper = (ViewFlipper) findViewById(R.id.view_flipper);
     63 
     64         MetricsLogger.visible(this, MetricsEvent.ACTION_VIEW_EMERGENCY_INFO);
     65     }
     66 
     67     @Override
     68     public void onResume() {
     69         super.onResume();
     70         loadName();
     71         // Update the tabs: new info might have been added/deleted from the edit screen that
     72         // could lead to adding/removing a fragment
     73         setupTabs();
     74         maybeHideTabs();
     75     }
     76 
     77     private void loadName() {
     78         String name = mSharedPreferences.getString(PreferenceKeys.KEY_NAME, "");
     79         if (TextUtils.isEmpty(name)) {
     80             mPersonalCard.setVisibility(View.GONE);
     81         } else {
     82             mPersonalCard.setVisibility(View.VISIBLE);
     83             mPersonalCardLargeItem.setText(name);
     84         }
     85     }
     86 
     87     private void maybeHideTabs() {
     88         // Show a TextView with "No information provided" if there are no fragments.
     89         if (getNumberFragments() == 0) {
     90             mViewFlipper.setDisplayedChild(
     91                     mViewFlipper.indexOfChild(findViewById(R.id.no_info)));
     92         } else {
     93             mViewFlipper.setDisplayedChild(mViewFlipper.indexOfChild(findViewById(R.id.tabs)));
     94         }
     95 
     96         TabLayout tabLayout = getTabLayout();
     97         if (getNumberFragments() <= 1) {
     98             tabLayout.setVisibility(View.GONE);
     99         } else {
    100             tabLayout.setVisibility(View.VISIBLE);
    101         }
    102     }
    103 
    104     @Override
    105     public boolean onCreateOptionsMenu(Menu menu) {
    106         MenuInflater inflater = getMenuInflater();
    107         inflater.inflate(R.menu.view_info_menu, menu);
    108         return true;
    109     }
    110 
    111     @Override
    112     public boolean onOptionsItemSelected(MenuItem item) {
    113         switch (item.getItemId()) {
    114             case R.id.action_edit:
    115                 Intent intent = new Intent(this, EditInfoActivity.class);
    116                 intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
    117                 startActivity(intent);
    118                 return true;
    119         }
    120         return super.onOptionsItemSelected(item);
    121     }
    122 
    123     @Override
    124     protected ArrayList<Pair<String, Fragment>> setUpFragments() {
    125         // Return only the fragments that have at least one piece of information set:
    126         ArrayList<Pair<String, Fragment>> fragments = new ArrayList<>(2);
    127 
    128         if (ViewEmergencyInfoFragment.hasAtLeastOnePreferenceSet(this)) {
    129             fragments.add(Pair.create(getResources().getString(R.string.tab_title_info),
    130                     ViewEmergencyInfoFragment.newInstance()));
    131         }
    132         if (ViewEmergencyContactsFragment.hasAtLeastOneEmergencyContact(this)) {
    133             fragments.add(Pair.create(getResources().getString(R.string.tab_title_contacts),
    134                     ViewEmergencyContactsFragment.newInstance()));
    135         }
    136         return fragments;
    137     }
    138 }
    139