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// Copyright 2016 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 "components/mus/clipboard/clipboard_impl.h"
#include <string.h>
#include <utility>
#include "base/macros.h"
#include "mojo/common/common_type_converters.h"
#include "mojo/public/cpp/bindings/array.h"
#include "mojo/public/cpp/bindings/string.h"
using mojo::Array;
using mojo::Map;
using mojo::String;
namespace mus {
namespace clipboard {
// 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 ClipboardImpl::ClipboardData {
public:
ClipboardData() : sequence_number_(0) {}
~ClipboardData() {}
uint64_t sequence_number() const {
return sequence_number_;
}
Array<String> GetMimeTypes() const {
Array<String> types(data_types_.size());
int i = 0;
for (auto it = data_types_.begin(); it != data_types_.end(); ++it, ++i)
types[i] = it->first;
return types;
}
void SetData(Map<String, Array<uint8_t>> data) {
sequence_number_++;
data_types_ = std::move(data);
}
void GetData(const String& mime_type, Array<uint8_t>* data) const {
auto it = data_types_.find(mime_type);
if (it != data_types_.end())
*data = it->second.Clone();
}
private:
uint64_t sequence_number_;
Map<String, Array<uint8_t>> data_types_;
DISALLOW_COPY_AND_ASSIGN(ClipboardData);
};
ClipboardImpl::ClipboardImpl() {
for (int i = 0; i < kNumClipboards; ++i)
clipboard_state_[i].reset(new ClipboardData);
}
ClipboardImpl::~ClipboardImpl() {
}
void ClipboardImpl::AddBinding(mojom::ClipboardRequest request) {
bindings_.AddBinding(this, std::move(request));
}
void ClipboardImpl::GetSequenceNumber(
Clipboard::Type clipboard_type,
const GetSequenceNumberCallback& callback) {
callback.Run(
clipboard_state_[static_cast<int>(clipboard_type)]->sequence_number());
}
void ClipboardImpl::GetAvailableMimeTypes(
Clipboard::Type clipboard_type,
const GetAvailableMimeTypesCallback& callback) {
int clipboard_num = static_cast<int>(clipboard_type);
callback.Run(clipboard_state_[clipboard_num]->sequence_number(),
clipboard_state_[clipboard_num]->GetMimeTypes());
}
void ClipboardImpl::ReadClipboardData(
Clipboard::Type clipboard_type,
const String& mime_type,
const ReadClipboardDataCallback& callback) {
int clipboard_num = static_cast<int>(clipboard_type);
Array<uint8_t> mime_data(nullptr);
uint64_t sequence = clipboard_state_[clipboard_num]->sequence_number();
clipboard_state_[clipboard_num]->GetData(mime_type, &mime_data);
callback.Run(sequence, std::move(mime_data));
}
void ClipboardImpl::WriteClipboardData(
Clipboard::Type clipboard_type,
Map<String, Array<uint8_t>> data,
const WriteClipboardDataCallback& callback) {
int clipboard_num = static_cast<int>(clipboard_type);
clipboard_state_[clipboard_num]->SetData(std::move(data));
callback.Run(clipboard_state_[clipboard_num]->sequence_number());
}
} // namespace clipboard
} // namespace mus
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