| /* |
| * 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 WebFileWriterClient_h |
| #define WebFileWriterClient_h |
| |
| #include "WebCommon.h" |
| #include "WebFileError.h" |
| |
| namespace blink { |
| |
| class WebFileWriterClient { |
| public: |
| // Called for each chunk of a write, to indicate progress. |
| // On the final chunk, when the write is finished, complete will be true. |
| virtual void didWrite(long long bytes, bool complete) = 0; |
| |
| // Called once when the truncate completes successfully. |
| virtual void didTruncate() = 0; |
| |
| // Called if the write or truncate fails, or if it is cancelled before the |
| // write or truncate completes. Completion of an operation will be signalled |
| // exactly once, either by didFail, didTruncate, or didWrite(..., true). |
| virtual void didFail(WebFileError) = 0; |
| |
| protected: |
| virtual ~WebFileWriterClient() {} |
| }; |
| |
| } // namespace blink |
| |
| #endif |
