third_party/WebKit/Source/modules/filesystem/DraggedIsolatedFileSystemImpl.h

   1 /*
   2  * Copyright (C) 2012 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 DraggedIsolatedFileSystemImpl_h
  32 #define DraggedIsolatedFileSystemImpl_h
  33
  34 #include "core/clipboard/DataObject.h"
  35 #include "core/clipboard/DraggedIsolatedFileSystem.h"
  36 #include "platform/heap/Handle.h"
  37 #include "wtf/Forward.h"
  38 #include "wtf/text/WTFString.h"
  39
  40 namespace blink {
  41
  42 class DOMFileSystem;
  43
  44 class DraggedIsolatedFileSystemImpl final : public GarbageCollectedFinalized<DraggedIsolatedFileSystemImpl>, public DraggedIsolatedFileSystem, public HeapSupplement<DataObject> {
  45     USING_GARBAGE_COLLECTED_MIXIN(DraggedIsolatedFileSystemImpl);
  46 public:
  47     static DraggedIsolatedFileSystemImpl* create(DataObject& host, const String& filesystemId)
  48     {
  49         return new DraggedIsolatedFileSystemImpl(host, filesystemId);
  50     }
  51
  52     static DOMFileSystem* getDOMFileSystem(DataObject* host, ExecutionContext*);
  53
  54     static const char* supplementName();
  55     static DraggedIsolatedFileSystemImpl* from(DataObject*);
  56
  57     DECLARE_TRACE();
  58
  59     static void prepareForDataObject(DataObject*, const String& filesystemId);
  60
  61 private:
  62     DraggedIsolatedFileSystemImpl(DataObject& host, const String& filesystemId);
  63
  64     Member<DOMFileSystem> m_filesystem;
  65 };
  66
  67 } // namespace blink
  68
  69 #endif // DraggedIsolatedFileSystemImpl_h