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1 /* | 1 /* |
2 * Copyright (C) 2010 Google Inc. All rights reserved. | 2 * Copyright (C) 2010 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
6 * met: | 6 * met: |
7 * | 7 * |
8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
29 */ | 29 */ |
30 | 30 |
31 #ifndef DOMFileSystem_h | 31 #ifndef DOMFileSystem_h |
32 #define DOMFileSystem_h | 32 #define DOMFileSystem_h |
33 | 33 |
34 #include "bindings/v8/ScriptWrappable.h" | 34 #include "bindings/v8/ScriptWrappable.h" |
35 #include "core/dom/ActiveDOMObject.h" | 35 #include "core/dom/ActiveDOMObject.h" |
36 #include "core/dom/ScriptExecutionContext.h" | 36 #include "core/dom/ScriptExecutionContext.h" |
37 #include "modules/filesystem/DOMFileSystemBase.h" | 37 #include "modules/filesystem/DOMFileSystemBase.h" |
| 38 #include "modules/filesystem/EntriesCallback.h" |
38 | 39 |
39 namespace WebCore { | 40 namespace WebCore { |
40 | 41 |
41 class DirectoryEntry; | 42 class DirectoryEntry; |
42 class File; | 43 class File; |
43 class FileCallback; | 44 class FileCallback; |
44 class FileEntry; | 45 class FileEntry; |
45 class FileWriterCallback; | 46 class FileWriterCallback; |
46 | 47 |
47 class DOMFileSystem : public DOMFileSystemBase, public ScriptWrappable, public A
ctiveDOMObject { | 48 class DOMFileSystem : public DOMFileSystemBase, public ScriptWrappable, public A
ctiveDOMObject { |
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60 | 61 |
61 void createWriter(const FileEntry*, PassRefPtr<FileWriterCallback>, PassRefP
tr<ErrorCallback>); | 62 void createWriter(const FileEntry*, PassRefPtr<FileWriterCallback>, PassRefP
tr<ErrorCallback>); |
62 void createFile(const FileEntry*, PassRefPtr<FileCallback>, PassRefPtr<Error
Callback>); | 63 void createFile(const FileEntry*, PassRefPtr<FileCallback>, PassRefPtr<Error
Callback>); |
63 | 64 |
64 // Schedule a callback. This should not cross threads (should be called on t
he same context thread). | 65 // Schedule a callback. This should not cross threads (should be called on t
he same context thread). |
65 // FIXME: move this to a more generic place. | 66 // FIXME: move this to a more generic place. |
66 template <typename CB, typename CBArg> | 67 template <typename CB, typename CBArg> |
67 static void scheduleCallback(ScriptExecutionContext*, PassRefPtr<CB>, PassRe
fPtr<CBArg>); | 68 static void scheduleCallback(ScriptExecutionContext*, PassRefPtr<CB>, PassRe
fPtr<CBArg>); |
68 | 69 |
69 template <typename CB, typename CBArg> | 70 template <typename CB, typename CBArg> |
| 71 static void scheduleCallback(ScriptExecutionContext*, PassRefPtr<CB>, const
CBArg&); |
| 72 |
| 73 template <typename CB, typename CBArg> |
70 void scheduleCallback(PassRefPtr<CB> callback, PassRefPtr<CBArg> callbackArg
) | 74 void scheduleCallback(PassRefPtr<CB> callback, PassRefPtr<CBArg> callbackArg
) |
71 { | 75 { |
72 scheduleCallback(scriptExecutionContext(), callback, callbackArg); | 76 scheduleCallback(scriptExecutionContext(), callback, callbackArg); |
73 } | 77 } |
74 | 78 |
| 79 template <typename CB, typename CBArg> |
| 80 void scheduleCallback(PassRefPtr<CB> callback, const CBArg& callbackArg) |
| 81 { |
| 82 scheduleCallback(scriptExecutionContext(), callback, callbackArg); |
| 83 } |
| 84 |
75 private: | 85 private: |
76 DOMFileSystem(ScriptExecutionContext*, const String& name, FileSystemType, c
onst KURL& rootURL, PassOwnPtr<AsyncFileSystem>); | 86 DOMFileSystem(ScriptExecutionContext*, const String& name, FileSystemType, c
onst KURL& rootURL, PassOwnPtr<AsyncFileSystem>); |
77 | 87 |
78 // A helper template to schedule a callback task. | 88 // A helper template to schedule a callback task. |
79 template <typename CB, typename CBArg> | 89 template <typename CB, typename CBArg> |
80 class DispatchCallbackTask : public ScriptExecutionContext::Task { | 90 class DispatchCallbacRefPtrArgTask : public ScriptExecutionContext::Task { |
81 public: | 91 public: |
82 DispatchCallbackTask(PassRefPtr<CB> callback, PassRefPtr<CBArg> arg) | 92 DispatchCallbacRefPtrArgTask(PassRefPtr<CB> callback, PassRefPtr<CBArg>
arg) |
83 : m_callback(callback) | 93 : m_callback(callback) |
84 , m_callbackArg(arg) | 94 , m_callbackArg(arg) |
85 { | 95 { |
86 } | 96 } |
87 | 97 |
88 virtual void performTask(ScriptExecutionContext*) | 98 virtual void performTask(ScriptExecutionContext*) |
89 { | 99 { |
90 m_callback->handleEvent(m_callbackArg.get()); | 100 m_callback->handleEvent(m_callbackArg.get()); |
91 } | 101 } |
92 | 102 |
93 private: | 103 private: |
94 RefPtr<CB> m_callback; | 104 RefPtr<CB> m_callback; |
95 RefPtr<CBArg> m_callbackArg; | 105 RefPtr<CBArg> m_callbackArg; |
96 }; | 106 }; |
| 107 |
| 108 template <typename CB, typename CBArg> |
| 109 class DispatchCallbackNonPtrArgTask : public ScriptExecutionContext::Task { |
| 110 public: |
| 111 DispatchCallbackNonPtrArgTask(PassRefPtr<CB> callback, const CBArg& arg) |
| 112 : m_callback(callback) |
| 113 , m_callbackArg(arg) |
| 114 { |
| 115 } |
| 116 |
| 117 virtual void performTask(ScriptExecutionContext*) |
| 118 { |
| 119 m_callback->handleEvent(m_callbackArg); |
| 120 } |
| 121 |
| 122 private: |
| 123 RefPtr<CB> m_callback; |
| 124 CBArg m_callbackArg; |
| 125 }; |
97 }; | 126 }; |
98 | 127 |
99 template <typename CB, typename CBArg> | 128 template <typename CB, typename CBArg> |
100 void DOMFileSystem::scheduleCallback(ScriptExecutionContext* scriptExecutionCont
ext, PassRefPtr<CB> callback, PassRefPtr<CBArg> arg) | 129 void DOMFileSystem::scheduleCallback(ScriptExecutionContext* scriptExecutionCont
ext, PassRefPtr<CB> callback, PassRefPtr<CBArg> arg) |
101 { | 130 { |
102 ASSERT(scriptExecutionContext->isContextThread()); | 131 ASSERT(scriptExecutionContext->isContextThread()); |
103 if (callback) | 132 if (callback) |
104 scriptExecutionContext->postTask(adoptPtr(new DispatchCallbackTask<CB, C
BArg>(callback, arg))); | 133 scriptExecutionContext->postTask(adoptPtr(new DispatchCallbacRefPtrArgTa
sk<CB, CBArg>(callback, arg))); |
| 134 } |
| 135 |
| 136 template <typename CB, typename CBArg> |
| 137 void DOMFileSystem::scheduleCallback(ScriptExecutionContext* scriptExecutionCont
ext, PassRefPtr<CB> callback, const CBArg& arg) |
| 138 { |
| 139 ASSERT(scriptExecutionContext->isContextThread()); |
| 140 if (callback) |
| 141 scriptExecutionContext->postTask(adoptPtr(new DispatchCallbackNonPtrArgT
ask<CB, CBArg>(callback, arg))); |
105 } | 142 } |
106 | 143 |
107 } // namespace | 144 } // namespace |
108 | 145 |
109 #endif // DOMFileSystem_h | 146 #endif // DOMFileSystem_h |
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