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// Copyright 2018 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 "ui/events/keyboard_hook_base.h"
#include <utility>
#include "base/macros.h"
#include "base/stl_util.h"
#include "ui/events/event.h"
namespace ui {
KeyboardHookBase::KeyboardHookBase(
base::Optional<base::flat_set<int>> native_key_codes,
KeyEventCallback callback)
: key_event_callback_(std::move(callback)),
key_codes_(std::move(native_key_codes)) {
DCHECK(key_event_callback_);
}
KeyboardHookBase::~KeyboardHookBase() = default;
bool KeyboardHookBase::IsKeyLocked(int native_key_code) {
return ShouldCaptureKeyEvent(native_key_code);
}
bool KeyboardHookBase::ShouldCaptureKeyEvent(int key_code) const {
return !key_codes_ || base::ContainsKey(key_codes_.value(), key_code);
}
void KeyboardHookBase::ForwardCapturedKeyEvent(
std::unique_ptr<KeyEvent> event) {
key_event_callback_.Run(event.get());
}
} // namespace ui
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