author | Kiiskinen Klaus (Nokia-D-MSW/Tampere) <klaus.kiiskinen@nokia.com> |
Fri, 08 May 2009 08:25:06 +0300 | |
changeset 8 | 7c90e6132015 |
parent 0 | dd21522fd290 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (C) 1999 Lars Knoll (knoll@kde.org) |
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* (C) 1999 Antti Koivisto (koivisto@kde.org) |
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* (C) 2001 Dirk Mueller (mueller@kde.org) |
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* Copyright (C) 2004, 2005, 2006, 2007 Apple Inc. All rights reserved. |
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* |
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* This library is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Library General Public |
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* License as published by the Free Software Foundation; either |
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* version 2 of the License, or (at your option) any later version. |
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* |
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* This library is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Library General Public License for more details. |
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* |
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* You should have received a copy of the GNU Library General Public License |
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* along with this library; see the file COPYING.LIB. If not, write to |
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
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* Boston, MA 02110-1301, USA. |
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* |
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*/ |
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#ifndef EventTargetNode_h |
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#define EventTargetNode_h |
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#include "EventTarget.h" |
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#include "Node.h" |
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#include "Event.h" |
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namespace WebCore { |
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template <typename T> class DeprecatedValueList; |
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class EventTargetNode : public Node, public EventTarget { |
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public: |
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EventTargetNode(Document*); |
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virtual ~EventTargetNode(); |
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virtual bool isEventTargetNode() const { return true; } |
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virtual EventTargetNode* toNode() { return this; } |
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virtual void addEventListener(const AtomicString& eventType, PassRefPtr<EventListener>, bool useCapture); |
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virtual void removeEventListener(const AtomicString& eventType, EventListener*, bool useCapture); |
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virtual bool dispatchEvent(PassRefPtr<Event>, ExceptionCode&, bool tempEvent = false); |
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void removeAllEventListeners(); |
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void setHTMLEventListener(const AtomicString& eventType, PassRefPtr<EventListener>); |
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void removeHTMLEventListener(const AtomicString& eventType); |
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bool dispatchHTMLEvent(const AtomicString& eventType, bool canBubble, bool cancelable); |
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EventListener* getHTMLEventListener(const AtomicString& eventType); |
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bool dispatchGenericEvent(PassRefPtr<Event>, ExceptionCode&, bool tempEvent = false); |
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bool dispatchSubtreeModifiedEvent(bool childrenChanged = true); |
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void dispatchWindowEvent(const AtomicString& eventType, bool canBubble, bool cancelable); |
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bool dispatchUIEvent(const AtomicString& eventType, int detail = 0, PassRefPtr<Event> underlyingEvent = 0); |
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bool dispatchKeyEvent(const PlatformKeyboardEvent&); |
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void dispatchWheelEvent(PlatformWheelEvent&); |
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bool dispatchMouseEvent(const PlatformMouseEvent&, const AtomicString& eventType, |
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int clickCount = 0, Node* relatedTarget = 0); |
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bool dispatchMouseEvent(const AtomicString& eventType, int button, int clickCount, |
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int pageX, int pageY, int screenX, int screenY, |
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bool ctrlKey, bool altKey, bool shiftKey, bool metaKey, |
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bool isSimulated = false, Node* relatedTarget = 0, PassRefPtr<Event> underlyingEvent = 0); |
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void dispatchSimulatedMouseEvent(const AtomicString& eventType, PassRefPtr<Event> underlyingEvent = 0); |
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void dispatchSimulatedClick(PassRefPtr<Event> underlyingEvent, bool sendMouseEvents = false, bool showPressedLook = true); |
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virtual void handleLocalEvents(Event*, bool useCapture); |
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virtual void dispatchFocusEvent(); |
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virtual void dispatchBlurEvent(); |
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virtual void insertedIntoDocument(); |
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virtual void removedFromDocument(); |
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// Handlers to do/undo actions on the target node before an event is dispatched to it and after the event |
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// has been dispatched. The data pointer is handed back by the preDispatch and passed to postDispatch. |
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virtual void* preDispatchEventHandler(Event*) { return 0; } |
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virtual void postDispatchEventHandler(Event*, void* dataFromPreDispatch) { } |
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/** |
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* Perform the default action for an event e.g. submitting a form |
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*/ |
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virtual void defaultEventHandler(Event*); |
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/** |
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* Used for disabled form elements; if true, prevents mouse events from being dispatched |
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* to event listeners, and prevents DOMActivate events from being sent at all. |
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*/ |
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virtual bool disabled() const; |
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#ifndef NDEBUG |
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virtual void dump(TextStream*, DeprecatedString indent = "") const; |
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#endif |
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using Node::ref; |
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using Node::deref; |
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private: |
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friend class SVGElement; |
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bool dispatchEvent(PassRefPtr<Event>, ExceptionCode&, bool tempEvent, EventTarget* target); |
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protected: |
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typedef DeprecatedValueList<RefPtr<RegisteredEventListener> > RegisteredEventListenerList; |
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RegisteredEventListenerList* m_regdListeners; |
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private: |
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virtual void refEventTarget() { ref(); } |
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virtual void derefEventTarget() { deref(); } |
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}; |
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inline EventTargetNode* EventTargetNodeCast(Node* n) |
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{ |
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ASSERT(n->isEventTargetNode()); |
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return static_cast<EventTargetNode*>(n); |
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} |
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inline const EventTargetNode* EventTargetNodeCast(const Node* n) |
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{ |
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ASSERT(n->isEventTargetNode()); |
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return static_cast<const EventTargetNode*>(n); |
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} |
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#ifndef NDEBUG |
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void forbidEventDispatch(); |
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void allowEventDispatch(); |
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bool eventDispatchForbidden(); |
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#else |
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inline void forbidEventDispatch() { } |
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inline void allowEventDispatch() { } |
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#endif // NDEBUG |
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} // namespace WebCore |
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#endif // EventTargetNode_h |