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author | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 19:30:52 -0800 |
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committer | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 19:30:52 -0800 |
commit | 8e35f3cfc7fba1d1c829dc557ebad6409cbe16a2 (patch) | |
tree | 11425ea0b299d6fb89c6d3618a22d97d5bf68d0f /WebCore/dom/WheelEvent.h | |
parent | 648161bb0edfc3d43db63caed5cc5213bc6cb78f (diff) | |
download | external_webkit-8e35f3cfc7fba1d1c829dc557ebad6409cbe16a2.zip external_webkit-8e35f3cfc7fba1d1c829dc557ebad6409cbe16a2.tar.gz external_webkit-8e35f3cfc7fba1d1c829dc557ebad6409cbe16a2.tar.bz2 |
auto import from //depot/cupcake/@135843
Diffstat (limited to 'WebCore/dom/WheelEvent.h')
-rw-r--r-- | WebCore/dom/WheelEvent.h | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/WebCore/dom/WheelEvent.h b/WebCore/dom/WheelEvent.h new file mode 100644 index 0000000..015796e --- /dev/null +++ b/WebCore/dom/WheelEvent.h @@ -0,0 +1,71 @@ +/* + * Copyright (C) 2001 Peter Kelly (pmk@post.com) + * Copyright (C) 2001 Tobias Anton (anton@stud.fbi.fh-darmstadt.de) + * Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com) + * Copyright (C) 2003, 2004, 2005, 2006, 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 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * 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 WheelEvent_h +#define WheelEvent_h + +#include "MouseRelatedEvent.h" + +namespace WebCore { + + // extension: mouse wheel event + class WheelEvent : public MouseRelatedEvent { + public: + static PassRefPtr<WheelEvent> create() + { + return adoptRef(new WheelEvent); + } + static PassRefPtr<WheelEvent> create(float wheelDeltaX, float wheelDeltaY, PassRefPtr<AbstractView> view, + int screenX, int screenY, int pageX, int pageY, + bool ctrlKey, bool altKey, bool shiftKey, bool metaKey) + { + return adoptRef(new WheelEvent(wheelDeltaX, wheelDeltaY, view, screenX, screenY, pageX, pageY, + ctrlKey, altKey, shiftKey, metaKey)); + } + + void initWheelEvent(int wheelDeltaX, int wheelDeltaY, PassRefPtr<AbstractView>, + int screenX, int screenY, int pageX, int pageY, + bool ctrlKey, bool altKey, bool shiftKey, bool metaKey); + + int wheelDelta() const { if (m_wheelDeltaY == 0) return m_wheelDeltaX; return m_wheelDeltaY; } + int wheelDeltaX() const { return m_wheelDeltaX; } + int wheelDeltaY() const { return m_wheelDeltaY; } + + // Needed for Objective-C legacy support + bool isHorizontal() const { return m_wheelDeltaX; } + + private: + WheelEvent(); + WheelEvent(float wheelDeltaX, float wheelDeltaY, PassRefPtr<AbstractView>, + int screenX, int screenY, int pageX, int pageY, + bool ctrlKey, bool altKey, bool shiftKey, bool metaKey); + + virtual bool isWheelEvent() const; + + int m_wheelDeltaX; + int m_wheelDeltaY; + }; + +} // namespace WebCore + +#endif // WheelEvent_h |