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1 /*
2  * Copyright (C) 2010 Google Inc. All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions are
6  * met:
7  *
8  *     * Redistributions of source code must retain the above copyright
9  * notice, this list of conditions and the following disclaimer.
10  *     * Redistributions in binary form must reproduce the above
11  * copyright notice, this list of conditions and the following disclaimer
12  * in the documentation and/or other materials provided with the
13  * distribution.
14  *     * Neither the name of Google Inc. nor the names of its
15  * contributors may be used to endorse or promote products derived from
16  * this software without specific prior written permission.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29  */
30 
31 #ifndef DirectoryReaderBase_h
32 #define DirectoryReaderBase_h
33 
34 #include "modules/filesystem/DOMFileSystemBase.h"
35 #include "platform/heap/Handle.h"
36 #include "wtf/text/WTFString.h"
37 
38 namespace blink {
39 
40 class DirectoryReaderBase : public GarbageCollectedFinalized<DirectoryReaderBase> {
41 public:
filesystem()42     DOMFileSystemBase* filesystem() const { return m_fileSystem.get(); }
setHasMoreEntries(bool hasMoreEntries)43     void setHasMoreEntries(bool hasMoreEntries) { m_hasMoreEntries = hasMoreEntries; }
44 
~DirectoryReaderBase()45     virtual ~DirectoryReaderBase() { }
46 
trace(Visitor * visitor)47     virtual void trace(Visitor* visitor)
48     {
49         visitor->trace(m_fileSystem);
50     }
51 
52 protected:
DirectoryReaderBase(DOMFileSystemBase * fileSystem,const String & fullPath)53     DirectoryReaderBase(DOMFileSystemBase* fileSystem, const String& fullPath)
54         : m_fileSystem(fileSystem)
55         , m_fullPath(fullPath)
56         , m_hasMoreEntries(true)
57     {
58     }
59 
60     Member<DOMFileSystemBase> m_fileSystem;
61 
62     // This is a virtual path.
63     String m_fullPath;
64 
65     bool m_hasMoreEntries;
66 };
67 
68 } // namespace blink
69 
70 #endif // DirectoryReaderBase_h
71