79 lines
2.9 KiB
C++
79 lines
2.9 KiB
C++
/*
|
|
* Copyright (C) 2012 Google Inc. All rights reserved.
|
|
*
|
|
* 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
|
|
|
|
#if ENABLE(POINTER_LOCK)
|
|
|
|
#include <wtf/RefPtr.h>
|
|
#include <wtf/WeakPtr.h>
|
|
#include <wtf/text/AtomString.h>
|
|
|
|
namespace WebCore {
|
|
|
|
class Element;
|
|
class Document;
|
|
class Page;
|
|
class PlatformMouseEvent;
|
|
class PlatformWheelEvent;
|
|
class VoidCallback;
|
|
|
|
class PointerLockController {
|
|
WTF_MAKE_NONCOPYABLE(PointerLockController);
|
|
WTF_MAKE_FAST_ALLOCATED;
|
|
public:
|
|
explicit PointerLockController(Page&);
|
|
void requestPointerLock(Element* target);
|
|
|
|
void requestPointerUnlock();
|
|
void requestPointerUnlockAndForceCursorVisible();
|
|
void elementWasRemoved(Element&);
|
|
void documentDetached(Document&);
|
|
bool isLocked() const;
|
|
WEBCORE_EXPORT bool lockPending() const;
|
|
WEBCORE_EXPORT Element* element() const;
|
|
|
|
WEBCORE_EXPORT void didAcquirePointerLock();
|
|
WEBCORE_EXPORT void didNotAcquirePointerLock();
|
|
WEBCORE_EXPORT void didLosePointerLock();
|
|
void dispatchLockedMouseEvent(const PlatformMouseEvent&, const AtomString& eventType);
|
|
void dispatchLockedWheelEvent(const PlatformWheelEvent&);
|
|
|
|
private:
|
|
void clearElement();
|
|
void enqueueEvent(const AtomString& type, Element*);
|
|
void enqueueEvent(const AtomString& type, Document*);
|
|
Page& m_page;
|
|
bool m_lockPending { false };
|
|
bool m_unlockPending { false };
|
|
bool m_forceCursorVisibleUponUnlock { false };
|
|
RefPtr<Element> m_element;
|
|
WeakPtr<Document> m_documentOfRemovedElementWhileWaitingForUnlock;
|
|
WeakPtr<Document> m_documentAllowedToRelockWithoutUserGesture;
|
|
};
|
|
|
|
} // namespace WebCore
|
|
|
|
#endif // ENABLE(POINTER_LOCK)
|