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Diffstat (limited to 'chromium/third_party/WebKit/Source/web/WebFileSystemCallbacksImpl.h')
-rw-r--r-- | chromium/third_party/WebKit/Source/web/WebFileSystemCallbacksImpl.h | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/chromium/third_party/WebKit/Source/web/WebFileSystemCallbacksImpl.h b/chromium/third_party/WebKit/Source/web/WebFileSystemCallbacksImpl.h new file mode 100644 index 00000000000..1522f94af85 --- /dev/null +++ b/chromium/third_party/WebKit/Source/web/WebFileSystemCallbacksImpl.h @@ -0,0 +1,83 @@ +/* + * Copyright (C) 2010 Google Inc. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above + * copyright notice, this list of conditions and the following disclaimer + * in the documentation and/or other materials provided with the + * distribution. + * * Neither the name of Google Inc. nor the names of its + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR + * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT + * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT + * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, + * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY + * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#ifndef WebFileSystemCallbacksImpl_h +#define WebFileSystemCallbacksImpl_h + +#include "modules/filesystem/FileSystemType.h" +#include "public/platform/WebFileSystem.h" +#include "public/platform/WebFileSystemCallbacks.h" +#include "public/platform/WebVector.h" +#include "wtf/OwnPtr.h" +#include "wtf/PassOwnPtr.h" + +namespace WebCore { +class AsyncFileSystemCallbacks; +class AsyncFileWriterChromium; +class BlobDataHandle; +} + +namespace WebKit { + +struct WebFileInfo; +struct WebFileSystemEntry; +class WebString; +class WebURL; + +class WebFileSystemCallbacksImpl : public WebFileSystemCallbacks { +public: + WebFileSystemCallbacksImpl(PassOwnPtr<WebCore::AsyncFileSystemCallbacks>); + WebFileSystemCallbacksImpl(PassOwnPtr<WebCore::AsyncFileSystemCallbacks>, PassOwnPtr<WebCore::AsyncFileWriterChromium>); + virtual ~WebFileSystemCallbacksImpl(); + + virtual void didSucceed(); + virtual void didReadMetadata(const WebFileInfo&); + virtual void didCreateSnapshotFile(const WebFileInfo&); + virtual void didReadDirectory(const WebVector<WebFileSystemEntry>& entries, bool hasMore); + virtual void didOpenFileSystem(const WebString& name, const WebURL& rootURL); + virtual void didCreateFileWriter(WebFileWriter*, long long length); + virtual void didFail(WebFileError error); + virtual bool shouldBlockUntilCompletion() const; + + // This internal overload is used by WorkerFileSystemCallbacksBridge to deliver a blob data handle + // created on the main thread to an AsyncFileSystemCallback on a background worker thread. The other + // virtual method is invoked by the embedder. + void didCreateSnapshotFile(const WebFileInfo&, PassRefPtr<WebCore::BlobDataHandle> snapshot); + +private: + OwnPtr<WebCore::AsyncFileSystemCallbacks> m_callbacks; + + // Used for createFileWriter callbacks. + OwnPtr<WebCore::AsyncFileWriterChromium> m_writer; +}; + +} // namespace WebKit + +#endif // WebFileSystemCallbacksImpl_h |