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      1 /*
      2  * Copyright (C) 2015 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.name;
     18 
     19 import android.app.Activity;
     20 import android.app.FragmentManager;
     21 import android.os.Build;
     22 import android.os.Bundle;
     23 import android.support.annotation.NonNull;
     24 import android.support.v17.leanback.app.GuidedStepFragment;
     25 import android.support.v17.leanback.widget.GuidanceStylist;
     26 import android.support.v17.leanback.widget.GuidedAction;
     27 import android.support.v17.leanback.widget.GuidedActionsStylist;
     28 import android.text.TextUtils;
     29 import android.view.LayoutInflater;
     30 import android.view.View;
     31 import android.view.ViewGroup;
     32 
     33 import com.android.tv.settings.R;
     34 import com.android.tv.settings.name.setup.DeviceNameFlowStartActivity;
     35 import com.android.tv.settings.util.GuidedActionsAlignUtil;
     36 
     37 import java.util.List;
     38 
     39 /**
     40  * Fragment responsible for adding new device name.
     41  */
     42 public class DeviceNameSetCustomFragment extends GuidedStepFragment {
     43 
     44     private GuidedAction mEditAction;
     45 
     46     public static DeviceNameSetCustomFragment newInstance() {
     47         return new DeviceNameSetCustomFragment();
     48     }
     49 
     50     @Override
     51     public GuidanceStylist onCreateGuidanceStylist() {
     52         return GuidedActionsAlignUtil.createGuidanceStylist();
     53     }
     54 
     55     @Override
     56     public GuidedActionsStylist onCreateActionsStylist() {
     57         return GuidedActionsAlignUtil.createNoBackgroundGuidedActionsStylist();
     58     }
     59 
     60     @Override
     61     public View onCreateView(LayoutInflater inflater, ViewGroup container,
     62             Bundle savedInstanceState) {
     63         View view = super.onCreateView(inflater, container, savedInstanceState);
     64         return GuidedActionsAlignUtil.createView(view, this);
     65     }
     66 
     67     @NonNull
     68     @Override
     69     public GuidanceStylist.Guidance onCreateGuidance(Bundle savedInstanceState) {
     70         return new GuidanceStylist.Guidance(
     71                 getString(R.string.select_device_name_title, Build.MODEL),
     72                 getString(R.string.select_device_name_description, Build.MODEL),
     73                 null,
     74                 null);
     75     }
     76 
     77     @Override
     78     public void onCreateActions(@NonNull List<GuidedAction> actions, Bundle savedInstanceState) {
     79         mEditAction = new GuidedAction.Builder()
     80                 .editable(true)
     81                 .editTitle("")
     82                 .build();
     83         actions.add(mEditAction);
     84     }
     85 
     86     @Override
     87     public void onResume() {
     88         super.onResume();
     89         openInEditMode(mEditAction);
     90     }
     91 
     92     // Overriding this method removes the unpreferable enter transition animation of this fragment.
     93     @Override
     94     protected void onProvideFragmentTransitions() {
     95         setEnterTransition(null);
     96     }
     97 
     98     @Override
     99     public long onGuidedActionEditedAndProceed(GuidedAction action) {
    100         final CharSequence name = action.getEditTitle();
    101         if (TextUtils.isGraphic(name)) {
    102             DeviceManager.setDeviceName(getActivity(), name.toString());
    103             getActivity().setResult(Activity.RESULT_OK);
    104 
    105             // Set the flag for the appropriate exit animation for setup.
    106             if (getActivity() instanceof DeviceNameFlowStartActivity) {
    107                 ((DeviceNameFlowStartActivity) getActivity()).setResultOk(true);
    108             }
    109 
    110             getActivity().finish();
    111             return super.onGuidedActionEditedAndProceed(action);
    112         } else {
    113             popBackStackToGuidedStepFragment(
    114                     DeviceNameSetCustomFragment.class, FragmentManager.POP_BACK_STACK_INCLUSIVE);
    115             return GuidedAction.ACTION_ID_CANCEL;
    116         }
    117     }
    118 
    119     @Override
    120     public void onGuidedActionEditCanceled(GuidedAction action) {
    121         // We need to "pop to" current fragment with INCLUSIVE flag instead of popping to previous
    122         // fragment because DeviceNameSetFragment was set to be root and not added on backstack.
    123         popBackStackToGuidedStepFragment(
    124                 DeviceNameSetCustomFragment.class, FragmentManager.POP_BACK_STACK_INCLUSIVE);
    125     }
    126 }
    127