Revert of mojo: Create a basic clipboard.

mojo/services/clipboard/clipboard_standalone_impl.cc

-// Copyright (c) 2014 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.
-
-#include "mojo/services/clipboard/clipboard_standalone_impl.h"
-
-namespace mojo {
-
-typedef std::vector<uint8_t> ByteVector;
-
-// ClipboardData contains data copied to the Clipboard for a variety of formats.
-// It mostly just provides APIs to cleanly access and manipulate this data.
-class ClipboardStandaloneImpl::ClipboardData {
- public:
-  ClipboardData() {}
-  ~ClipboardData() {}
-
-  std::vector<std::string> GetMimeTypes() const {
-    std::vector<std::string> types;
-    for (std::map<std::string, ByteVector>::const_iterator it =
-             data_types_.begin();
-         it != data_types_.end();
-         ++it) {
-      types.push_back(it->first);
-    }
-
-    return types;
-  }
-
-  void SetData(std::map<std::string, ByteVector>* data) {
-    std::swap(data_types_, *data);
-  }
-
-  bool GetData(const std::string& mime_type, ByteVector* data) const {
-    std::map<std::string, ByteVector>::const_iterator it =
-        data_types_.find(mime_type);
-    if (it != data_types_.end()) {
-      *data = it->second;
-      return true;
-    }
-
-    return false;
-  }
-
- private:
-  std::map<std::string, ByteVector> data_types_;
-
-  DISALLOW_COPY_AND_ASSIGN(ClipboardData);
-};
-
-ClipboardStandaloneImpl::ClipboardStandaloneImpl() {
-  for (int i = 0; i < kNumClipboards; ++i) {
-    sequence_number_[i] = 0;
-    clipboard_state_[i].reset(new ClipboardData);
-  }
-}
-
-ClipboardStandaloneImpl::~ClipboardStandaloneImpl() {
-}
-
-void ClipboardStandaloneImpl::GetSequenceNumber(
-    Clipboard::Type clipboard_type,
-    const mojo::Callback<void(uint64_t)>& callback) {
-  callback.Run(sequence_number_[clipboard_type]);
-}
-
-void ClipboardStandaloneImpl::GetAvailableMimeTypes(
-    Clipboard::Type clipboard_type,
-    const mojo::Callback<void(mojo::Array<mojo::String>)>& callback) {
-  mojo::Array<mojo::String> types = mojo::Array<mojo::String>::From(
-      clipboard_state_[clipboard_type]->GetMimeTypes());
-  callback.Run(types.Pass());
-}
-
-void ClipboardStandaloneImpl::ReadMimeType(
-    Clipboard::Type clipboard_type,
-    const mojo::String& mime_type,
-    const mojo::Callback<void(mojo::Array<uint8_t>)>& callback) {
-  ByteVector mime_data;
-  if (clipboard_state_[clipboard_type]->GetData(
-          mime_type.To<std::string>(), &mime_data)) {
-    callback.Run(mojo::Array<uint8_t>::From(mime_data).Pass());
-    return;
-  }
-
-  callback.Run(mojo::Array<uint8_t>().Pass());
-}
-
-void ClipboardStandaloneImpl::WriteClipboardData(
-    Clipboard::Type clipboard_type,
-    mojo::Array<MimeTypePairPtr> data) {
-  std::map<std::string, ByteVector> mime_data;
-  for (size_t i = 0; i < data.size(); ++i)
-    mime_data[data[i]->mime_type] = data[i]->data;
-
-  sequence_number_[clipboard_type]++;
-  clipboard_state_[clipboard_type]->SetData(&mime_data);
-}
-
-}  // namespace mojo