/src/mozilla-central/dom/quota/QuotaRequests.h
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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 |
5 | | * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
6 | | |
7 | | #ifndef mozilla_dom_quota_UsageRequest_h |
8 | | #define mozilla_dom_quota_UsageRequest_h |
9 | | |
10 | | #include "nsCOMPtr.h" |
11 | | #include "nsCycleCollectionParticipant.h" |
12 | | #include "nsIQuotaRequests.h" |
13 | | #include "nsIVariant.h" |
14 | | |
15 | | class nsIPrincipal; |
16 | | class nsIQuotaCallback; |
17 | | class nsIQuotaUsageCallback; |
18 | | struct PRThread; |
19 | | |
20 | | namespace mozilla { |
21 | | namespace dom { |
22 | | namespace quota { |
23 | | |
24 | | class QuotaUsageRequestChild; |
25 | | |
26 | | class RequestBase |
27 | | : public nsIQuotaRequestBase |
28 | | { |
29 | | protected: |
30 | | nsCOMPtr<nsIPrincipal> mPrincipal; |
31 | | |
32 | | nsresult mResultCode; |
33 | | bool mHaveResultOrErrorCode; |
34 | | |
35 | | public: |
36 | | void |
37 | | AssertIsOnOwningThread() const |
38 | | #ifdef DEBUG |
39 | | ; |
40 | | #else |
41 | 0 | { } |
42 | | #endif |
43 | | |
44 | | void |
45 | | SetError(nsresult aRv); |
46 | | |
47 | | NS_DECL_CYCLE_COLLECTING_ISUPPORTS |
48 | | NS_DECL_NSIQUOTAREQUESTBASE |
49 | | NS_DECL_CYCLE_COLLECTION_CLASS(RequestBase) |
50 | | |
51 | | protected: |
52 | | RequestBase(); |
53 | | |
54 | | RequestBase(nsIPrincipal* aPrincipal); |
55 | | |
56 | | virtual ~RequestBase() |
57 | 0 | { |
58 | 0 | AssertIsOnOwningThread(); |
59 | 0 | } |
60 | | |
61 | | virtual void |
62 | | FireCallback() = 0; |
63 | | }; |
64 | | |
65 | | class UsageRequest final |
66 | | : public RequestBase |
67 | | , public nsIQuotaUsageRequest |
68 | | { |
69 | | nsCOMPtr<nsIQuotaUsageCallback> mCallback; |
70 | | |
71 | | nsCOMPtr<nsIVariant> mResult; |
72 | | |
73 | | QuotaUsageRequestChild* mBackgroundActor; |
74 | | |
75 | | bool mCanceled; |
76 | | |
77 | | public: |
78 | | explicit UsageRequest(nsIQuotaUsageCallback* aCallback); |
79 | | |
80 | | UsageRequest(nsIPrincipal* aPrincipal, |
81 | | nsIQuotaUsageCallback* aCallback); |
82 | | |
83 | | void |
84 | | SetBackgroundActor(QuotaUsageRequestChild* aBackgroundActor); |
85 | | |
86 | | void |
87 | | ClearBackgroundActor() |
88 | 0 | { |
89 | 0 | AssertIsOnOwningThread(); |
90 | 0 |
|
91 | 0 | mBackgroundActor = nullptr; |
92 | 0 | } |
93 | | |
94 | | void |
95 | | SetResult(nsIVariant* aResult); |
96 | | |
97 | | NS_DECL_ISUPPORTS_INHERITED |
98 | | NS_FORWARD_NSIQUOTAREQUESTBASE(RequestBase::) |
99 | | NS_DECL_NSIQUOTAUSAGEREQUEST |
100 | | NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(UsageRequest, RequestBase) |
101 | | |
102 | | private: |
103 | | ~UsageRequest(); |
104 | | |
105 | | virtual void |
106 | | FireCallback() override; |
107 | | }; |
108 | | |
109 | | class Request final |
110 | | : public RequestBase |
111 | | , public nsIQuotaRequest |
112 | | { |
113 | | nsCOMPtr<nsIQuotaCallback> mCallback; |
114 | | |
115 | | nsCOMPtr<nsIVariant> mResult; |
116 | | |
117 | | public: |
118 | | Request(); |
119 | | |
120 | | explicit Request(nsIPrincipal* aPrincipal); |
121 | | |
122 | | void |
123 | | SetResult(nsIVariant* aResult); |
124 | | |
125 | | NS_DECL_ISUPPORTS_INHERITED |
126 | | NS_FORWARD_NSIQUOTAREQUESTBASE(RequestBase::) |
127 | | NS_DECL_NSIQUOTAREQUEST |
128 | | NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(Request, RequestBase) |
129 | | |
130 | | private: |
131 | | ~Request(); |
132 | | |
133 | | virtual void |
134 | | FireCallback() override; |
135 | | }; |
136 | | |
137 | | } // namespace quota |
138 | | } // namespace dom |
139 | | } // namespace mozilla |
140 | | |
141 | | #endif // mozilla_dom_quota_UsageRequest_h |