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| 1 // Copyright (c) 2014 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 #include "mojo/services/clipboard/clipboard_standalone_impl.h" |
| 6 |
| 7 namespace mojo { |
| 8 |
| 9 typedef std::vector<uint8_t> ByteVector; |
| 10 |
| 11 // ClipboardData contains data copied to the Clipboard for a variety of formats. |
| 12 // It mostly just provides APIs to cleanly access and manipulate this data. |
| 13 class ClipboardStandaloneImpl::ClipboardData { |
| 14 public: |
| 15 ClipboardData() {} |
| 16 ~ClipboardData() {} |
| 17 |
| 18 std::vector<std::string> GetMimeTypes() const { |
| 19 std::vector<std::string> types; |
| 20 for (std::map<std::string, ByteVector>::const_iterator it = |
| 21 data_types_.begin(); |
| 22 it != data_types_.end(); |
| 23 ++it) { |
| 24 types.push_back(it->first); |
| 25 } |
| 26 |
| 27 return types; |
| 28 } |
| 29 |
| 30 void SetData(std::map<std::string, ByteVector>* data) { |
| 31 std::swap(data_types_, *data); |
| 32 } |
| 33 |
| 34 bool GetData(const std::string& mime_type, ByteVector* data) const { |
| 35 std::map<std::string, ByteVector>::const_iterator it = |
| 36 data_types_.find(mime_type); |
| 37 if (it != data_types_.end()) { |
| 38 *data = it->second; |
| 39 return true; |
| 40 } |
| 41 |
| 42 return false; |
| 43 } |
| 44 |
| 45 private: |
| 46 std::map<std::string, ByteVector> data_types_; |
| 47 |
| 48 DISALLOW_COPY_AND_ASSIGN(ClipboardData); |
| 49 }; |
| 50 |
| 51 ClipboardStandaloneImpl::ClipboardStandaloneImpl() { |
| 52 for (int i = 0; i < kNumClipboards; ++i) { |
| 53 sequence_number_[i] = 0; |
| 54 clipboard_state_[i].reset(new ClipboardData); |
| 55 } |
| 56 } |
| 57 |
| 58 ClipboardStandaloneImpl::~ClipboardStandaloneImpl() { |
| 59 } |
| 60 |
| 61 void ClipboardStandaloneImpl::GetSequenceNumber( |
| 62 Clipboard::Type clipboard_type, |
| 63 const mojo::Callback<void(uint64_t)>& callback) { |
| 64 callback.Run(sequence_number_[clipboard_type]); |
| 65 } |
| 66 |
| 67 void ClipboardStandaloneImpl::GetAvailableMimeTypes( |
| 68 Clipboard::Type clipboard_type, |
| 69 const mojo::Callback<void(mojo::Array<mojo::String>)>& callback) { |
| 70 mojo::Array<mojo::String> types = mojo::Array<mojo::String>::From( |
| 71 clipboard_state_[clipboard_type]->GetMimeTypes()); |
| 72 callback.Run(types.Pass()); |
| 73 } |
| 74 |
| 75 void ClipboardStandaloneImpl::ReadMimeType( |
| 76 Clipboard::Type clipboard_type, |
| 77 const mojo::String& mime_type, |
| 78 const mojo::Callback<void(mojo::Array<uint8_t>)>& callback) { |
| 79 ByteVector mime_data; |
| 80 if (clipboard_state_[clipboard_type]->GetData( |
| 81 mime_type.To<std::string>(), &mime_data)) { |
| 82 callback.Run(mojo::Array<uint8_t>::From(mime_data).Pass()); |
| 83 return; |
| 84 } |
| 85 |
| 86 callback.Run(mojo::Array<uint8_t>().Pass()); |
| 87 } |
| 88 |
| 89 void ClipboardStandaloneImpl::WriteClipboardData( |
| 90 Clipboard::Type clipboard_type, |
| 91 mojo::Array<MimeTypePairPtr> data) { |
| 92 std::map<std::string, ByteVector> mime_data; |
| 93 for (size_t i = 0; i < data.size(); ++i) |
| 94 mime_data[data[i]->mime_type] = data[i]->data; |
| 95 |
| 96 sequence_number_[clipboard_type]++; |
| 97 clipboard_state_[clipboard_type]->SetData(&mime_data); |
| 98 } |
| 99 |
| 100 } // namespace mojo |
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