SimpleFragmentNotOnBackstack.java

/*
 * Copyright 2016 Hannes Dorfmann.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */

package com.hannesdorfmann.mosby3.utils.fragment.integrationtest.backstack;

import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.v4.app.BackstackAccessor;
import android.support.v4.app.Fragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;
import com.hannesdorfmann.mosby3.utils.fragment.integrationtest.R;

/**
 * @author Hannes Dorfmann
 */

public class SimpleFragmentNotOnBackstack extends Fragment {

  private static final String TAG = "child-fragment-not-backstack" ;
  public static boolean onBackStack = true;

  @Nullable @Override
  public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container,
      @Nullable Bundle savedInstanceState) {

    View view = inflater.inflate(R.layout.fragment_child, container, false);
    TextView tv = (TextView)view.findViewById(R.id.text);
    tv.setText(getClass().getSimpleName());

    if (savedInstanceState == null){
      getChildFragmentManager().beginTransaction()
          .replace(R.id.childFragmentContainer, new SimpleChildFragmentNotOnBackstack(), TAG)
          .commit();
    }
    return view;
  }

  public SimpleChildFragmentNotOnBackstack getChilFragment(){
    return (SimpleChildFragmentNotOnBackstack) getChildFragmentManager().findFragmentByTag(TAG);
  }

  @Override public void onStop() {
    super.onStop();
    onBackStack  = BackstackAccessor.isFragmentOnBackStack(this);
  }
}