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// Copyright 2020 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.
#ifndef UI_GFX_X_XPROTO_UTIL_H_
#define UI_GFX_X_XPROTO_UTIL_H_
#include <cstdint>
#include "base/component_export.h"
#include "ui/gfx/x/connection.h"
#include "ui/gfx/x/xproto.h"
#include "ui/gfx/x/xproto_types.h"
namespace x11 {
template <typename T>
x11::Future<void> SendEvent(
const T& event,
x11::Window target,
x11::EventMask mask,
x11::Connection* connection = x11::Connection::Get()) {
static_assert(T::type_id > 0, "T must be an x11::*Event type");
auto write_buffer = x11::Write(event);
DCHECK_EQ(write_buffer.GetBuffers().size(), 1ul);
auto& first_buffer = write_buffer.GetBuffers()[0];
DCHECK_LE(first_buffer->size(), 32ul);
std::vector<uint8_t> event_bytes(32);
memcpy(event_bytes.data(), first_buffer->data(), first_buffer->size());
x11::SendEventRequest send_event{false, target, mask};
std::copy(event_bytes.begin(), event_bytes.end(), send_event.event.begin());
return connection->SendEvent(send_event);
}
} // namespace x11
#endif // UI_GFX_X_XPROTO_UTIL_H_
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