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      1 /*
      2  * Copyright (C) 2014 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;
     18 
     19 import android.app.Activity;
     20 import android.content.Context;
     21 import android.content.Intent;
     22 import android.content.res.Resources;
     23 import android.os.Bundle;
     24 import android.support.v7.widget.RecyclerView;
     25 import android.view.LayoutInflater;
     26 import android.view.View;
     27 import android.view.ViewGroup;
     28 import android.widget.Button;
     29 import android.widget.LinearLayout;
     30 import android.widget.TextView;
     31 
     32 import com.android.setupwizardlib.SetupWizardLayout;
     33 import com.android.setupwizardlib.SetupWizardPreferenceLayout;
     34 import com.android.setupwizardlib.view.NavigationBar;
     35 
     36 /**
     37  * Setup Wizard's version of EncryptionInterstitial screen. It inherits the logic and basic
     38  * structure from EncryptionInterstitial class, and should remain similar to that behaviorally. This
     39  * class should only overload base methods for minor theme and behavior differences specific to
     40  * Setup Wizard. Other changes should be done to EncryptionInterstitial class instead and let this
     41  * class inherit those changes.
     42  */
     43 public class SetupEncryptionInterstitial extends EncryptionInterstitial {
     44 
     45     public static Intent createStartIntent(Context ctx, int quality,
     46             boolean requirePasswordDefault, Intent unlockMethodIntent) {
     47         Intent startIntent = EncryptionInterstitial.createStartIntent(ctx, quality,
     48                 requirePasswordDefault, unlockMethodIntent);
     49         startIntent.setClass(ctx, SetupEncryptionInterstitial.class);
     50         startIntent.putExtra(EXTRA_PREFS_SHOW_BUTTON_BAR, false)
     51                 .putExtra(EXTRA_SHOW_FRAGMENT_TITLE_RESID, -1);
     52         return startIntent;
     53     }
     54 
     55     @Override
     56     public Intent getIntent() {
     57         Intent modIntent = new Intent(super.getIntent());
     58         modIntent.putExtra(EXTRA_SHOW_FRAGMENT,
     59                 SetupEncryptionInterstitialFragment.class.getName());
     60         return modIntent;
     61     }
     62 
     63     @Override
     64     protected boolean isValidFragment(String fragmentName) {
     65         return SetupEncryptionInterstitialFragment.class.getName().equals(fragmentName);
     66     }
     67 
     68     @Override
     69     protected void onApplyThemeResource(Resources.Theme theme, int resid, boolean first) {
     70         resid = SetupWizardUtils.getTheme(getIntent());
     71         super.onApplyThemeResource(theme, resid, first);
     72     }
     73 
     74     @Override
     75     protected void onCreate(Bundle savedInstance) {
     76         super.onCreate(savedInstance);
     77         LinearLayout layout = (LinearLayout) findViewById(R.id.content_parent);
     78         layout.setFitsSystemWindows(false);
     79     }
     80 
     81     public static class SetupEncryptionInterstitialFragment extends EncryptionInterstitialFragment
     82             implements NavigationBar.NavigationBarListener {
     83 
     84         @Override
     85         public void onViewCreated(View view, Bundle savedInstanceState) {
     86             super.onViewCreated(view, savedInstanceState);
     87 
     88             final SetupWizardPreferenceLayout layout = (SetupWizardPreferenceLayout) view;
     89             layout.setDividerInset(getContext().getResources().getDimensionPixelSize(
     90                     R.dimen.suw_items_icon_divider_inset));
     91             layout.setIllustration(R.drawable.setup_illustration_lock_screen,
     92                     R.drawable.setup_illustration_horizontal_tile);
     93 
     94             final NavigationBar navigationBar = layout.getNavigationBar();
     95             navigationBar.setNavigationBarListener(this);
     96             Button nextButton = navigationBar.getNextButton();
     97             nextButton.setText(null);
     98             nextButton.setEnabled(false);
     99 
    100             layout.setHeaderText(R.string.encryption_interstitial_header);
    101             Activity activity = getActivity();
    102             if (activity != null) {
    103                 SetupWizardUtils.setImmersiveMode(activity);
    104             }
    105 
    106             // Use the dividers in SetupWizardRecyclerLayout. Suppress the dividers in
    107             // PreferenceFragment.
    108             setDivider(null);
    109         }
    110 
    111         @Override
    112         protected TextView createHeaderView() {
    113             TextView message = (TextView) LayoutInflater.from(getActivity()).inflate(
    114                     R.layout.setup_encryption_interstitial_header, null, false);
    115             return message;
    116         }
    117 
    118         @Override
    119         public RecyclerView onCreateRecyclerView(LayoutInflater inflater, ViewGroup parent,
    120                                                  Bundle savedInstanceState) {
    121             SetupWizardPreferenceLayout layout = (SetupWizardPreferenceLayout) parent;
    122             return layout.onCreateRecyclerView(inflater, parent, savedInstanceState);
    123         }
    124 
    125         @Override
    126         public void onNavigateBack() {
    127             final Activity activity = getActivity();
    128             if (activity != null) {
    129                 activity.onBackPressed();
    130             }
    131         }
    132 
    133         @Override
    134         public void onNavigateNext() {
    135             // next is handled via the onPreferenceTreeClick method in EncryptionInterstitial
    136         }
    137     }
    138 }
    139