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/*
* Copyright (C) 2010-2020 Apple Inc. All rights reserved.
* Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies)
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
// FIXME: We should probably move to makeing the WebCore/PlatformFooEvents trivial classes so that
// we can use them as the event type.
#include <wtf/EnumTraits.h>
#include <wtf/OptionSet.h>
#include <wtf/WallTime.h>
#include <wtf/text/WTFString.h>
namespace IPC {
class Decoder;
class Encoder;
}
namespace WebKit {
class WebEvent {
WTF_MAKE_FAST_ALLOCATED;
public:
enum Type {
NoType = -1,
// WebMouseEvent
MouseDown,
MouseUp,
MouseMove,
MouseForceChanged,
MouseForceDown,
MouseForceUp,
// WebWheelEvent
Wheel,
// WebKeyboardEvent
KeyDown,
KeyUp,
RawKeyDown,
Char,
#if ENABLE(TOUCH_EVENTS)
// WebTouchEvent
TouchStart,
TouchMove,
TouchEnd,
TouchCancel,
#endif
#if ENABLE(MAC_GESTURE_EVENTS)
GestureStart,
GestureChange,
GestureEnd,
#endif
};
enum class Modifier : uint8_t {
ShiftKey = 1 << 0,
ControlKey = 1 << 1,
AltKey = 1 << 2,
MetaKey = 1 << 3,
CapsLockKey = 1 << 4,
};
Type type() const { return static_cast<Type>(m_type); }
bool shiftKey() const { return m_modifiers.contains(Modifier::ShiftKey); }
bool controlKey() const { return m_modifiers.contains(Modifier::ControlKey); }
bool altKey() const { return m_modifiers.contains(Modifier::AltKey); }
bool metaKey() const { return m_modifiers.contains(Modifier::MetaKey); }
bool capsLockKey() const { return m_modifiers.contains(Modifier::CapsLockKey); }
OptionSet<Modifier> modifiers() const { return m_modifiers; }
WallTime timestamp() const { return m_timestamp; }
protected:
WebEvent();
WebEvent(Type, OptionSet<Modifier>, WallTime timestamp);
void encode(IPC::Encoder&) const;
static WARN_UNUSED_RETURN bool decode(IPC::Decoder&, WebEvent&);
private:
uint32_t m_type;
OptionSet<Modifier> m_modifiers;
WallTime m_timestamp;
};
} // namespace WebKit
namespace WTF {
template<> struct EnumTraits<WebKit::WebEvent::Modifier> {
using values = EnumValues<
WebKit::WebEvent::Modifier,
WebKit::WebEvent::Modifier::ShiftKey,
WebKit::WebEvent::Modifier::ControlKey,
WebKit::WebEvent::Modifier::AltKey,
WebKit::WebEvent::Modifier::MetaKey,
WebKit::WebEvent::Modifier::CapsLockKey
>;
};
} // namespace WTF
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