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_export.h" 18 19 class Pickle; 20 21 #if defined(OS_MACOSX) 22 #ifdef __OBJC__ 23 @class NSString; 24 #else 25 class NSString; 26 #endif 27 #endif // defined(OS_MACOSX) 28 29 namespace ui { 30 31 #if defined(OS_MACOSX) 32 UI_EXPORT extern NSString* const kWebCustomDataPboardType; 33 #elif (!defined(OS_WIN) && defined(USE_AURA)) || defined(TOOLKIT_GTK) 34 UI_EXPORT extern const char kMimeTypeWebCustomData[]; 35 #endif 36 37 UI_EXPORT void ReadCustomDataTypes(const void* data, 38 size_t data_length, 39 std::vector<base::string16>* types); 40 UI_EXPORT void ReadCustomDataForType(const void* data, 41 size_t data_length, 42 const base::string16& type, 43 base::string16* result); 44 UI_EXPORT void ReadCustomDataIntoMap( 45 const void* data, 46 size_t data_length, 47 std::map<base::string16, base::string16>* result); 48 49 UI_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