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// Due to restrictions of most operating systems, we don't directly map each 6// type of custom data to a native data transfer type. Instead, we serialize 7// each key-value pair into the pickle as a pair of string objects, and then 8// write the binary data in the pickle to the native data transfer object. 9 10#ifndef UI_BASE_CLIPBOARD_CUSTOM_DATA_HELPER_H_ 11#define UI_BASE_CLIPBOARD_CUSTOM_DATA_HELPER_H_ 12 13#include <map> 14#include <vector> 15 16#include "base/strings/string16.h" 17#include "ui/base/ui_base_export.h" 18 19class Pickle; 20 21#if defined(OS_MACOSX) 22#ifdef __OBJC__ 23@class NSString; 24#else 25class NSString; 26#endif 27#endif // defined(OS_MACOSX) 28 29namespace ui { 30 31#if defined(OS_MACOSX) && !defined(USE_AURA) 32UI_BASE_EXPORT extern NSString* const kWebCustomDataPboardType; 33#elif !defined(OS_WIN) && defined(USE_AURA) 34UI_BASE_EXPORT extern const char kMimeTypeWebCustomData[]; 35#endif 36 37UI_BASE_EXPORT void ReadCustomDataTypes(const void* data, 38 size_t data_length, 39 std::vector<base::string16>* types); 40UI_BASE_EXPORT void ReadCustomDataForType(const void* data, 41 size_t data_length, 42 const base::string16& type, 43 base::string16* result); 44UI_BASE_EXPORT void ReadCustomDataIntoMap( 45 const void* data, 46 size_t data_length, 47 std::map<base::string16, base::string16>* result); 48 49UI_BASE_EXPORT void WriteCustomDataToPickle( 50 const std::map<base::string16, base::string16>& data, 51 Pickle* pickle); 52 53} // namespace ui 54 55#endif // UI_BASE_CLIPBOARD_CLIPBOARD_H_ 56