Home | History | Annotate | Download | only in intentplayground 
      1 /*
      2  * Copyright (C) 2019 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.example.android.intentplayground;
     18 
     19 import android.content.Intent;
     20 import android.os.Bundle;
     21 import android.view.LayoutInflater;
     22 import android.view.Menu;
     23 import android.view.MenuInflater;
     24 import android.view.MenuItem;
     25 import android.view.View;
     26 import android.view.ViewGroup;
     27 
     28 import androidx.annotation.NonNull;
     29 import androidx.annotation.Nullable;
     30 import androidx.fragment.app.Fragment;
     31 import androidx.fragment.app.FragmentActivity;
     32 import androidx.lifecycle.ViewModelProvider;
     33 
     34 import com.example.android.intentplayground.BaseActivity.Mode;
     35 import com.example.android.intentplayground.IntentBuilderView.OnLaunchCallback;
     36 
     37 public class LaunchFragment extends Fragment {
     38     private IntentBuilderView mIntentBuilderView;
     39     private BaseActivityViewModel mViewModel;
     40     private OnLaunchCallback mOnLaunchCallback;
     41 
     42     @Nullable
     43     @Override
     44     public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container,
     45             @Nullable Bundle savedInstanceState) {
     46         mIntentBuilderView = new IntentBuilderView(getContext(), Mode.LAUNCH);
     47         FragmentActivity activity = getActivity();
     48         if (activity instanceof OnLaunchCallback) {
     49             mOnLaunchCallback = (OnLaunchCallback) activity;
     50         }
     51 
     52         setHasOptionsMenu(true);
     53         return mIntentBuilderView;
     54     }
     55 
     56     @Override
     57     public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
     58         mViewModel = (new ViewModelProvider(getActivity(),
     59                 new ViewModelProvider.NewInstanceFactory())).get(BaseActivityViewModel.class);
     60     }
     61 
     62     @Override
     63     public void onResume() {
     64         super.onResume();
     65         mViewModel.actOnFab(BaseActivityViewModel.FabAction.Hide);
     66     }
     67 
     68     @Override
     69     public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
     70         inflater.inflate(R.menu.launch_menu, menu);
     71 
     72         super.onCreateOptionsMenu(menu, inflater);
     73     }
     74 
     75     @Override
     76     public boolean onOptionsItemSelected(MenuItem item) {
     77         if (item.getItemId() == R.id.app_bar_launch && mOnLaunchCallback != null) {
     78             Intent intent = mIntentBuilderView.currentIntent();
     79             boolean forResult = mIntentBuilderView.startForResult();
     80             mOnLaunchCallback.launchActivity(mIntentBuilderView.currentIntent(), forResult);
     81         }
     82 
     83         return super.onOptionsItemSelected(item);
     84     }
     85 }
     86