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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