1// Copyright (c) 2012 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#ifndef CHROME_BROWSER_RENDERER_HOST_PEPPER_PEPPER_FLASH_CLIPBOARD_MESSAGE_FILTER_H_ 6#define CHROME_BROWSER_RENDERER_HOST_PEPPER_PEPPER_FLASH_CLIPBOARD_MESSAGE_FILTER_H_ 7 8#include <string> 9#include <vector> 10 11#include "base/basictypes.h" 12#include "base/compiler_specific.h" 13#include "ppapi/host/resource_message_filter.h" 14#include "ppapi/shared_impl/flash_clipboard_format_registry.h" 15 16namespace ppapi { 17namespace host { 18struct HostMessageContext; 19} 20} 21 22namespace ui { 23class ScopedClipboardWriter; 24} 25 26namespace chrome { 27 28// Resource message filter for accessing the clipboard in Pepper. Pepper 29// supports reading/writing custom formats from the clipboard. Currently, all 30// custom formats that are read/written from the clipboard through pepper are 31// stored in a single real clipboard format (in the same way the "web custom" 32// clipboard formats are). This is done so that we don't have to have use real 33// clipboard types for each custom clipboard format which may be a limited 34// resource on a particular platform. 35class PepperFlashClipboardMessageFilter 36 : public ppapi::host::ResourceMessageFilter { 37 public: 38 PepperFlashClipboardMessageFilter(); 39 40 protected: 41 // ppapi::host::ResourceMessageFilter overrides. 42 virtual scoped_refptr<base::TaskRunner> OverrideTaskRunnerForMessage( 43 const IPC::Message& msg) OVERRIDE; 44 virtual int32_t OnResourceMessageReceived( 45 const IPC::Message& msg, 46 ppapi::host::HostMessageContext* context) OVERRIDE; 47 48 private: 49 virtual ~PepperFlashClipboardMessageFilter(); 50 51 int32_t OnMsgRegisterCustomFormat( 52 ppapi::host::HostMessageContext* host_context, 53 const std::string& format_name); 54 int32_t OnMsgIsFormatAvailable(ppapi::host::HostMessageContext* host_context, 55 uint32_t clipboard_type, 56 uint32_t format); 57 int32_t OnMsgReadData(ppapi::host::HostMessageContext* host_context, 58 uint32_t clipoard_type, 59 uint32_t format); 60 int32_t OnMsgWriteData(ppapi::host::HostMessageContext* host_context, 61 uint32_t clipboard_type, 62 const std::vector<uint32_t>& formats, 63 const std::vector<std::string>& data); 64 65 int32_t WriteClipboardDataItem(uint32_t format, 66 const std::string& data, 67 ui::ScopedClipboardWriter* scw); 68 69 ppapi::FlashClipboardFormatRegistry custom_formats_; 70 71 DISALLOW_COPY_AND_ASSIGN(PepperFlashClipboardMessageFilter); 72}; 73 74} // namespace chrome 75 76#endif // CHROME_BROWSER_RENDERER_HOST_PEPPER_PEPPER_FLASH_CLIPBOARD_MESSAGE_FILTER_H_ 77