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 17package android.support.v4.app; 18 19import android.app.Activity; 20import android.content.Context; 21import android.os.Build; 22import android.os.Bundle; 23import android.util.AttributeSet; 24import android.view.View; 25 26/** 27 * Base class for {@code FragmentActivity} to be able to use Donut APIs. 28 */ 29abstract class BaseFragmentActivityDonut extends Activity { 30 31 @Override 32 protected void onCreate(Bundle savedInstanceState) { 33 if (Build.VERSION.SDK_INT < 11 && getLayoutInflater().getFactory() == null) { 34 // On pre-HC devices we need to manually install ourselves as a Factory. 35 // On HC and above, we are automatically installed as a private factory 36 getLayoutInflater().setFactory(this); 37 } 38 39 super.onCreate(savedInstanceState); 40 } 41 42 @Override 43 public View onCreateView(String name, Context context, AttributeSet attrs) { 44 final View v = dispatchFragmentsOnCreateView(null, name, context, attrs); 45 if (v == null) { 46 return super.onCreateView(name, context, attrs); 47 } 48 return v; 49 } 50 51 abstract View dispatchFragmentsOnCreateView(View parent, String name, 52 Context context, AttributeSet attrs); 53 54} 55