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// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
//
// Due to restrictions of most operating systems, we don't directly map each
// type of custom data to a native data transfer type. Instead, we serialize
// each key-value pair into the pickle as a pair of string objects, and then
// write the binary data in the pickle to the native data transfer object.
#ifndef UI_BASE_CLIPBOARD_CUSTOM_DATA_HELPER_H_
#define UI_BASE_CLIPBOARD_CUSTOM_DATA_HELPER_H_
#pragma once
#include <map>
#include <vector>
#include "base/string16.h"
#include "ui/base/ui_export.h"
class Pickle;
#if defined(OS_MACOSX)
#ifdef __OBJC__
@class NSString;
#else
class NSString;
#endif
#endif // defined(OS_MACOSX)
namespace ui {
#if (!defined(OS_WIN) && defined(USE_AURA)) || defined(TOOLKIT_USES_GTK)
UI_EXPORT extern const char kMimeTypeWebCustomData[];
#elif defined(OS_MACOSX)
UI_EXPORT extern NSString* const kWebCustomDataPboardType;
#endif
UI_EXPORT void ReadCustomDataTypes(const void* data,
size_t data_length,
std::vector<string16>* types);
UI_EXPORT void ReadCustomDataForType(const void* data,
size_t data_length,
const string16& type,
string16* result);
UI_EXPORT void ReadCustomDataIntoMap(const void* data,
size_t data_length,
std::map<string16, string16>* result);
UI_EXPORT void WriteCustomDataToPickle(const std::map<string16, string16>& data,
Pickle* pickle);
} // namespace ui
#endif // UI_BASE_CLIPBOARD_CLIPBOARD_H_
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