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34 #include "WebNonCopyable.h"
35 #include "WebPrivateOwnPtr.h"
36 #include "WebString.h"
37 #include "WebThreadSafeData.h"
41 namespace WTF { template <typename T> class PassOwnPtr; }
48 class WebBlobData : public WebNonCopyable {
51 enum { TypeData, TypeFile, TypeBlob, TypeFileSystemURL } type;
52 WebThreadSafeData data;
57 long long length; // -1 means go to the end of the file/blob.
58 double expectedModificationTime; // 0.0 means that the time is not set.
61 BLINK_PLATFORM_EXPORT WebBlobData();
62 BLINK_PLATFORM_EXPORT ~WebBlobData();
64 bool isNull() const { return !m_private.get(); }
66 // Returns the number of items.
67 BLINK_PLATFORM_EXPORT size_t itemCount() const;
69 // Retrieves the values of the item at the given index. Returns false if
70 // index is out of bounds.
71 BLINK_PLATFORM_EXPORT bool itemAt(size_t index, Item& result) const;
73 BLINK_PLATFORM_EXPORT WebString contentType() const;
76 BLINK_PLATFORM_EXPORT WebBlobData(const WTF::PassOwnPtr<BlobData>&);
77 BLINK_PLATFORM_EXPORT WebBlobData& operator=(const WTF::PassOwnPtr<BlobData>&);
78 BLINK_PLATFORM_EXPORT operator WTF::PassOwnPtr<BlobData>();
82 WebPrivateOwnPtr<BlobData> m_private;
87 #endif // WebBlobData_h