1/* 2 * Copyright (C) 2016 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.content.Intent; 20import android.content.IntentSender; 21import android.os.Bundle; 22import android.support.annotation.Nullable; 23 24/** 25 * Base class for {@code FragmentActivity} to be able to use v16 APIs. 26 * 27 * @hide 28 */ 29abstract class BaseFragmentActivityJB extends BaseFragmentActivityHoneycomb { 30 31 // We need to keep track of whether startActivityForResult originated from a Fragment, so we 32 // can conditionally check whether the requestCode collides with our reserved ID space for the 33 // request index (see above). Unfortunately we can't just call 34 // super.startActivityForResult(...) to bypass the check when the call didn't come from a 35 // fragment, since we need to use the ActivityCompat version for backward compatibility. 36 boolean mStartedActivityFromFragment; 37 38 @Override 39 public void startActivityForResult(Intent intent, int requestCode, 40 @Nullable Bundle options) { 41 // If this was started from a Fragment we've already checked the upper 16 bits were not in 42 // use, and then repurposed them for the Fragment's index. 43 if (!mStartedActivityFromFragment) { 44 if (requestCode != -1) { 45 checkForValidRequestCode(requestCode); 46 } 47 } 48 super.startActivityForResult(intent, requestCode, options); 49 } 50 51 @Override 52 public void startIntentSenderForResult(IntentSender intent, int requestCode, 53 @Nullable Intent fillInIntent, int flagsMask, int flagsValues, int extraFlags, 54 Bundle options) throws IntentSender.SendIntentException { 55 // If this was started from a Fragment we've already checked the upper 16 bits were not in 56 // use, and then repurposed them for the Fragment's index. 57 if (!mStartedIntentSenderFromFragment) { 58 if (requestCode != -1) { 59 checkForValidRequestCode(requestCode); 60 } 61 } 62 super.startIntentSenderForResult(intent, requestCode, fillInIntent, flagsMask, flagsValues, 63 extraFlags, options); 64 } 65} 66