external/webkit r30707

1 files changed, 61 insertions, 0 deletions

diff --git a/WebCore/dom/WheelEvent.h b/WebCore/dom/WheelEvent.h
new file mode 100644
index 0000000..9d21949
--- /dev/null
+++ b/WebCore/dom/WheelEvent.h
@@ -0,0 +1,61 @@
+/*
+ * This file is part of the DOM implementation for KDE.
+ *
+ * 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 Apple Computer, Inc.
+ *
+ * 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:
+        WheelEvent();
+        WheelEvent(float wheelDeltaX, float wheelDeltaY, AbstractView*,
+                   int screenX, int screenY, int pageX, int pageY,
+                   bool ctrlKey, bool altKey, bool shiftKey, bool metaKey);
+
+        void initWheelEvent(int wheelDeltaX, int wheelDeltaY, 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:
+        virtual bool isWheelEvent() const;
+
+        int m_wheelDeltaX;
+        int m_wheelDeltaY;
+    };
+
+} // namespace WebCore
+
+#endif // WheelEvent_h