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

   1 /*
   2  * Copyright (C) 2011, 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 InspectorFileSystemAgent_h
  32 #define InspectorFileSystemAgent_h
  33
  34 #include "core/InspectorFrontend.h"
  35 #include "core/inspector/InspectorBaseAgent.h"
  36 #include "modules/ModulesExport.h"
  37 #include "wtf/PassOwnPtr.h"
  38 #include "wtf/PassRefPtr.h"
  39
  40 namespace blink {
  41
  42 class ExecutionContext;
  43 class Page;
  44 class SecurityOrigin;
  45
  46 class MODULES_EXPORT InspectorFileSystemAgent final : public InspectorBaseAgent<InspectorFileSystemAgent, InspectorFrontend::FileSystem>, public InspectorBackendDispatcher::FileSystemCommandHandler {
  47 public:
  48     static PassOwnPtrWillBeRawPtr<InspectorFileSystemAgent> create(Page*);
  49     ~InspectorFileSystemAgent() override;
  50     DECLARE_VIRTUAL_TRACE();
  51
  52     void enable(ErrorString*) override;
  53
  54     void requestFileSystemRoot(ErrorString*, const String& origin, const String& typeString, PassRefPtrWillBeRawPtr<RequestFileSystemRootCallback>) override;
  55     void requestDirectoryContent(ErrorString*, const String& url, PassRefPtrWillBeRawPtr<RequestDirectoryContentCallback>) override;
  56     void requestMetadata(ErrorString*, const String& url, PassRefPtrWillBeRawPtr<RequestMetadataCallback>) override;
  57     void requestFileContent(ErrorString*, const String& url, bool readAsText, const int* start, const int* end, const String* charset, PassRefPtrWillBeRawPtr<RequestFileContentCallback>) override;
  58     void deleteEntry(ErrorString*, const String& url, PassRefPtrWillBeRawPtr<DeleteEntryCallback>) override;
  59
  60     void disable(ErrorString*) override;
  61     void restore() override;
  62
  63 private:
  64     explicit InspectorFileSystemAgent(Page*);
  65     bool assertEnabled(ErrorString*);
  66     ExecutionContext* assertExecutionContextForOrigin(ErrorString*, SecurityOrigin*);
  67
  68     RawPtrWillBeMember<Page> m_page;
  69     bool m_enabled;
  70 };
  71
  72 } // namespace blink
  73
  74 #endif // InspectorFileSystemAgent_h