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* Copyright (C) 2001 Peter Kelly (
* Copyright (C) 2001 Tobias Anton (
* Copyright (C) 2006 Samuel Weinig (
* Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights
* reserved.
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* Library General Public License for more details.
* You should have received a copy of the GNU Library General Public License
* along with this library; see the file COPYING.LIB. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
#ifndef KeyboardEvent_h
#define KeyboardEvent_h
#include "core/CoreExport.h"
#include "core/events/KeyboardEventInit.h"
#include "core/events/UIEventWithKeyState.h"
#include "public/platform/WebKeyboardEvent.h"
#include <memory>
namespace blink {
class CORE_EXPORT KeyboardEvent final : public UIEventWithKeyState {
enum KeyLocationCode {
kDomKeyLocationStandard = 0x00,
kDomKeyLocationLeft = 0x01,
kDomKeyLocationRight = 0x02,
kDomKeyLocationNumpad = 0x03
static KeyboardEvent* Create() { return new KeyboardEvent; }
static KeyboardEvent* Create(const WebKeyboardEvent& web_event,
LocalDOMWindow* dom_window) {
return new KeyboardEvent(web_event, dom_window);
static KeyboardEvent* Create(ScriptState*,
const AtomicString& type,
const KeyboardEventInit&);
KeyboardEvent(const AtomicString&, const KeyboardEventInit&);
~KeyboardEvent() override;
void initKeyboardEvent(ScriptState*,
const AtomicString& type,
bool can_bubble,
bool cancelable,
const String& key_identifier,
unsigned location,
bool ctrl_key,
bool alt_key,
bool shift_key,
bool meta_key);
const String& code() const { return code_; }
const String& key() const { return key_; }
unsigned location() const { return location_; }
const WebKeyboardEvent* KeyEvent() const { return key_event_.get(); }
int keyCode()
const; // key code for keydown and keyup, character for keypress
int charCode() const; // character code for keypress, 0 for keydown and keyup
bool repeat() const { return GetModifiers() & WebInputEvent::kIsAutoRepeat; }
const AtomicString& InterfaceName() const override;
bool IsKeyboardEvent() const override;
unsigned which() const override;
bool isComposing() const { return is_composing_; }
virtual void Trace(blink::Visitor*);
KeyboardEvent(const WebKeyboardEvent&, LocalDOMWindow*);
void InitLocationModifiers(unsigned location);
std::unique_ptr<WebKeyboardEvent> key_event_;
String code_;
String key_;
unsigned location_;
bool is_composing_ = false;
unsigned char_code_ = 0;
unsigned key_code_ = 0;
} // namespace blink
#endif // KeyboardEvent_h