tor-browser

The Tor Browser
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OriginOperationCallbacks.h (2206B)

      1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
      2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
      3 /* This Source Code Form is subject to the terms of the Mozilla Public
      4 * License, v. 2.0. If a copy of the MPL was not distributed with this file,
      5 * You can obtain one at http://mozilla.org/MPL/2.0/. */
      6 
      7 #ifndef DOM_QUOTA_ORIGINOPERATIONCALLBACKS_H_
      8 #define DOM_QUOTA_ORIGINOPERATIONCALLBACKS_H_
      9 
     10 #include "mozilla/Maybe.h"
     11 #include "mozilla/MozPromise.h"
     12 #include "mozilla/RefPtr.h"
     13 #include "mozilla/dom/quota/ForwardDecls.h"
     14 
     15 namespace mozilla::dom::quota {
     16 
     17 struct OriginOperationCallbackOptions {
     18  bool mWantWillFinish = false;
     19  bool mWantWillFinishSync = false;
     20  bool mWantDidFinish = false;
     21  bool mWantDidFinishSync = false;
     22 };
     23 
     24 struct OriginOperationCallbacks {
     25  Maybe<RefPtr<BoolPromise>> mWillFinishPromise;
     26  Maybe<RefPtr<ExclusiveBoolPromise>> mWillFinishSyncPromise;
     27  Maybe<RefPtr<BoolPromise>> mDidFinishPromise;
     28  Maybe<RefPtr<ExclusiveBoolPromise>> mDidFinishSyncPromise;
     29 };
     30 
     31 class OriginOperationCallbackHolders {
     32 protected:
     33  MozPromiseHolder<BoolPromise> mWillFinishPromiseHolder;
     34  MozPromiseHolder<ExclusiveBoolPromise> mWillFinishSyncPromiseHolder;
     35  MozPromiseHolder<BoolPromise> mDidFinishPromiseHolder;
     36  MozPromiseHolder<ExclusiveBoolPromise> mDidFinishSyncPromiseHolder;
     37 
     38 public:
     39  OriginOperationCallbacks GetCallbacks(
     40      const OriginOperationCallbackOptions& aCallbackOptions) {
     41    OriginOperationCallbacks callbacks;
     42 
     43    if (aCallbackOptions.mWantWillFinish) {
     44      callbacks.mWillFinishPromise =
     45          Some(mWillFinishPromiseHolder.Ensure(__func__));
     46    }
     47 
     48    if (aCallbackOptions.mWantWillFinishSync) {
     49      callbacks.mWillFinishSyncPromise =
     50          Some(mWillFinishSyncPromiseHolder.Ensure(__func__));
     51    }
     52 
     53    if (aCallbackOptions.mWantDidFinish) {
     54      callbacks.mDidFinishPromise =
     55          Some(mDidFinishPromiseHolder.Ensure(__func__));
     56    }
     57 
     58    if (aCallbackOptions.mWantDidFinishSync) {
     59      callbacks.mDidFinishSyncPromise =
     60          Some(mDidFinishSyncPromiseHolder.Ensure(__func__));
     61    }
     62 
     63    return callbacks;
     64  }
     65 };
     66 
     67 }  // namespace mozilla::dom::quota
     68 
     69 #endif  // DOM_QUOTA_ORIGINOPERATIONCALLBACKS_H_