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-// -*- c-basic-offset: 2 -*-
-/*
- * This file is part of the KDE libraries
- * Copyright (C) 2001 Peter Kelly (pmk@post.com)
- * Copyright (C) 2003 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; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#ifndef _KJS_EVENTS_H_
-#define _KJS_EVENTS_H_
-
-#include "ecma/kjs_dom.h"
-#include "dom/dom2_events.h"
-#include "dom/dom_misc.h"
-#include "xml/dom2_eventsimpl.h"
-
-namespace KJS {
-
- class Window;
-
- class JSEventListener : public DOM::EventListener {
- public:
- /**
- * @param _listener the function object, that will be called when the event is emitted
- * @param _compareListenerImp Compare Listener implementation.
- * @param _win Window object, for memory management and caching.
- * @param _html \c true if it is HTML.
- * Never create a JSEventListener directly, use Window::getJSEventListener.
- */
- JSEventListener(Object _listener, ObjectImp *_compareListenerImp, const Object &_win, bool _html = false);
- virtual ~JSEventListener();
- virtual void handleEvent(DOM::Event &evt);
- virtual DOM::DOMString eventListenerType();
- // Return the KJS function object executed when this event is emitted
- virtual Object listenerObj() const;
- ObjectImp *listenerObjImp() const { return listenerObj().imp(); }
- // for Window::clear(). This is a bad hack though. The JSEventListener might not get deleted
- // if it was added to a DOM node in another frame (#61467). But calling removeEventListener on
- // all nodes we're listening to is quite difficult.
- void clear() { listener = Object(); }
- bool isHTMLEventListener() const { return html; }
-
- protected:
- mutable Object listener;
- // Storing a different ObjectImp ptr is needed to support addEventListener(.. [Object] ..) calls
- // In the real-life case (where a 'function' is passed to addEventListener) we can directly call
- // the 'listener' object and can cache the 'listener.imp()'. If the event listener should be removed
- // the implementation will call removeEventListener(.. [Function] ..), and we can lookup the event
- // listener by the passed function's imp() ptr.
- // In the only dom-approved way (passing an Object to add/removeEventListener), the 'listener'
- // variable stores the function object 'passedListener.handleEvent'. But we need to cache
- // the imp() ptr of the 'passedListener' function _object_, as the implementation will
- // call removeEventListener(.. [Object ..] on removal, and now we can successfully lookup
- // the correct event listener, as well as the 'listener.handleEvent' function, we need to call.
- mutable ObjectImp *compareListenerImp;
- bool html;
- Object win;
- };
-
- class JSLazyEventListener : public JSEventListener {
- public:
- JSLazyEventListener(const TQString &_code, const TQString &_name, const Object &_win, DOM::NodeImpl* node);
- ~JSLazyEventListener();
- virtual void handleEvent(DOM::Event &evt);
- Object listenerObj() const;
- private:
- void parseCode() const;
-
- mutable TQString code;
- mutable TQString name;
- mutable bool parsed;
- DOM::NodeImpl *originalNode;
- };
-
- // Constructor for Event - currently only used for some global vars
- DEFINE_PSEUDO_CONSTRUCTOR(EventConstructor)
-
- class DOMEvent : public DOMObject {
- public:
- // Build a DOMEvent
- DOMEvent(ExecState *exec, DOM::Event e);
- // Constructor for inherited classes
- DOMEvent(const Object &proto, DOM::Event e);
- ~DOMEvent();
- virtual Value tryGet(ExecState *exec,const Identifier &p) const;
- Value getValueProperty(ExecState *, int token) const;
- virtual void tryPut(ExecState *exec, const Identifier &propertyName,
- const Value& value, int attr = None);
- virtual Value defaultValue(ExecState *exec, KJS::Type hint) const;
- void putValueProperty(ExecState *exec, int token, const Value& value, int);
- virtual const ClassInfo* classInfo() const { return &info; }
- static const ClassInfo info;
- enum { Type, Target, CurrentTarget, EventPhase, Bubbles,
- Cancelable, TimeStamp, StopPropagation, PreventDefault, InitEvent,
- // MS IE equivalents
- SrcElement, ReturnValue, CancelBubble };
- DOM::Event toEvent() const { return event; }
- protected:
- DOM::Event event;
- };
-
- Value getDOMEvent(ExecState *exec, DOM::Event e);
-
- /**
- * Convert an object to an Event. Returns a null Event if not possible.
- */
- DOM::Event toEvent(const Value&);
-
- // Constructor object EventException
- class EventExceptionConstructor : public DOMObject {
- public:
- EventExceptionConstructor(ExecState *);
- virtual Value tryGet(ExecState *exec,const Identifier &p) const;
- Value getValueProperty(ExecState *, int token) const;
- // no put - all read-only
- virtual const ClassInfo* classInfo() const { return &info; }
- static const ClassInfo info;
- };
-
- Value getEventExceptionConstructor(ExecState *exec);
-
- class DOMUIEvent : public DOMEvent {
- public:
- // Build a DOMUIEvent
- DOMUIEvent(ExecState *exec, DOM::UIEvent ue);
- // Constructor for inherited classes
- DOMUIEvent(const Object &proto, DOM::UIEvent ue);
- ~DOMUIEvent();
- virtual Value tryGet(ExecState *exec,const Identifier &p) const;
- Value getValueProperty(ExecState *, int token) const;
- // no put - all read-only
- virtual const ClassInfo* classInfo() const { return &info; }
- static const ClassInfo info;
- enum { View, Detail, KeyCode, CharCode, LayerX, LayerY, PageX, PageY, Which, InitUIEvent };
- DOM::UIEvent toUIEvent() const { return static_cast<DOM::UIEvent>(event); }
- };
-
- class DOMMouseEvent : public DOMUIEvent {
- public:
- DOMMouseEvent(ExecState *exec, DOM::MouseEvent me);
- ~DOMMouseEvent();
- virtual Value tryGet(ExecState *exec,const Identifier &p) const;
- Value getValueProperty(ExecState *, int token) const;
- // no put - all read-only
- virtual const ClassInfo* classInfo() const { return &info; }
- static const ClassInfo info;
- enum { ScreenX, ScreenY, ClientX, X, ClientY, Y, OffsetX, OffsetY,
- CtrlKey, ShiftKey, AltKey,
- MetaKey, Button, RelatedTarget, FromElement, ToElement,
- InitMouseEvent
- };
- DOM::MouseEvent toMouseEvent() const { return static_cast<DOM::MouseEvent>(event); }
- };
-
- class DOMKeyEventBase : public DOMUIEvent {
- public:
- DOMKeyEventBase(const Object &proto, DOM::TextEvent ke);
- ~DOMKeyEventBase();
-
- virtual Value tryGet(ExecState *exec,const Identifier &p) const;
- Value getValueProperty(ExecState *, int token) const;
- // no put - all read-only
- virtual const ClassInfo* classInfo() const { return &info; }
- static const ClassInfo info;
- enum { Key, VirtKey, CtrlKey, ShiftKey, AltKey, MetaKey };
- DOM::KeyEventBaseImpl* impl() const { return static_cast<DOM::KeyEventBaseImpl*>(event.handle()); }
- };
-
- class DOMTextEvent : public DOMKeyEventBase {
- public:
- DOMTextEvent(ExecState *exec, DOM::TextEvent ke);
- ~DOMTextEvent();
- virtual Value tryGet(ExecState *exec,const Identifier &p) const;
- Value getValueProperty(ExecState *, int token) const;
- // no put - all read-only
- virtual const ClassInfo* classInfo() const { return &info; }
- static const ClassInfo info;
- enum {Data, InitTextEvent};
- DOM::TextEventImpl* impl() const { return static_cast<DOM::TextEventImpl*>(event.handle()); }
- };
-
- class DOMKeyboardEvent : public DOMKeyEventBase {
- public:
- DOMKeyboardEvent(ExecState *exec, DOM::TextEvent ke);
- ~DOMKeyboardEvent();
- virtual Value tryGet(ExecState *exec,const Identifier &p) const;
- Value getValueProperty(ExecState *, int token) const;
- // no put - all read-only
- virtual const ClassInfo* classInfo() const { return &info; }
- static const ClassInfo info;
- enum {KeyIdentifier, KeyLocation, GetModifierState, InitKeyboardEvent};
- DOM::KeyboardEventImpl* impl() const { return static_cast<DOM::KeyboardEventImpl*>(event.handle()); }
- };
-
- // Constructor object KeyboardEvent
- class KeyboardEventConstructor : public DOMObject {
- public:
- KeyboardEventConstructor(ExecState *);
- virtual Value tryGet(ExecState *exec,const Identifier &p) const;
- Value getValueProperty(ExecState *, int token) const;
- // no put - all read-only
- virtual const ClassInfo* classInfo() const { return &info; }
- static const ClassInfo info;
- };
-
- Value getKeyboardEventConstructor(ExecState *exec);
-
- // Constructor object MutationEvent
- class MutationEventConstructor : public DOMObject {
- public:
- MutationEventConstructor(ExecState *);
- virtual Value tryGet(ExecState *exec,const Identifier &p) const;
- Value getValueProperty(ExecState *, int token) const;
- // no put - all read-only
- virtual const ClassInfo* classInfo() const { return &info; }
- static const ClassInfo info;
- };
-
- Value getMutationEventConstructor(ExecState *exec);
-
- class DOMMutationEvent : public DOMEvent {
- public:
- DOMMutationEvent(ExecState *exec, DOM::MutationEvent me);
- ~DOMMutationEvent();
- virtual Value tryGet(ExecState *exec,const Identifier &p) const;
- Value getValueProperty(ExecState *, int token) const;
- // no put - all read-only
- virtual const ClassInfo* classInfo() const { return &info; }
- static const ClassInfo info;
- enum { AttrChange, RelatedNode, AttrName, PrevValue, NewValue,
- InitMutationEvent };
- DOM::MutationEvent toMutationEvent() const { return static_cast<DOM::MutationEvent>(event); }
- };
-
-} // namespace
-
-#endif
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