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tdelibs/khtml/dom/dom2_events.cpp

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/**
* This file is part of the DOM implementation for KDE.
*
* (C) 2001 Peter Kelly (pmk@post.com)
*
* 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.
*
*/
#include "dom/dom2_views.h"
#include "dom/dom_exception.h"
#include "xml/dom2_eventsimpl.h"
using namespace DOM;
EventListener::EventListener()
{
}
EventListener::~EventListener()
{
}
void EventListener::handleEvent(Event &/*evt*/)
{
}
DOMString EventListener::eventListenerType()
{
return "";
}
// -----------------------------------------------------------------------------
Event::Event()
{
impl = 0;
}
Event::Event(const Event &other)
{
impl = other.impl;
if (impl) impl->ref();
}
Event::Event(EventImpl *i)
{
impl = i;
if (impl) impl->ref();
}
Event::~Event()
{
if (impl) impl->deref();
}
Event &Event::operator = (const Event &other)
{
if ( impl != other.impl ) {
if(impl) impl->deref();
impl = other.impl;
if(impl) impl->ref();
}
return *this;
}
DOMString Event::type() const
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
return impl->type();
}
Node Event::target() const
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
return impl->target();
}
Node Event::currentTarget() const
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
return impl->currentTarget();
}
unsigned short Event::eventPhase() const
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
return impl->eventPhase();
}
bool Event::bubbles() const
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
return impl->bubbles();
}
bool Event::cancelable() const
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
return impl->cancelable();
}
DOMTimeStamp Event::timeStamp() const
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
return impl->timeStamp();
}
void Event::stopPropagation()
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
impl->stopPropagation(true);
}
void Event::preventDefault()
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
impl->preventDefault(true);
}
void Event::initEvent(const DOMString &eventTypeArg, bool canBubbleArg, bool cancelableArg)
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
impl->initEvent(eventTypeArg,canBubbleArg,cancelableArg);
}
EventImpl *Event::handle() const
{
return impl;
}
bool Event::isNull() const
{
return (impl == 0);
}
// -----------------------------------------------------------------------------
#ifndef SAVE_SPACE
EventException::EventException(unsigned short _code)
{
code = _code;
}
EventException::EventException(const EventException &other)
{
code = other.code;
}
EventException & EventException::operator = (const EventException &other)
{
code = other.code;
return *this;
}
#endif
// -----------------------------------------------------------------------------
UIEvent::UIEvent() : Event()
{
}
UIEvent::UIEvent(const UIEvent &other) : Event(other)
{
}
UIEvent::UIEvent(const Event &other) : Event()
{
(*this)=other;
}
UIEvent::UIEvent(UIEventImpl *impl) : Event(impl)
{
}
UIEvent &UIEvent::operator = (const UIEvent &other)
{
Event::operator = (other);
return *this;
}
UIEvent &UIEvent::operator = (const Event &other)
{
Event e;
e = other;
if (!e.isNull() && !e.handle()->isUIEvent()) {
if ( impl ) impl->deref();
impl = 0;
} else
Event::operator = (other);
return *this;
}
UIEvent::~UIEvent()
{
}
AbstractView UIEvent::view() const
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
return static_cast<UIEventImpl*>(impl)->view();
}
long UIEvent::detail() const
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
return static_cast<UIEventImpl*>(impl)->detail();
}
int UIEvent::keyCode() const
{
if ( !impl ) throw DOMException( DOMException::INVALID_STATE_ERR );
if( impl->isTextInputEvent() || impl->isKeyboardEvent() )
return static_cast<KeyEventBaseImpl*>( impl )->keyCode();
return 0;
}
int UIEvent::charCode() const
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
if( impl->isTextInputEvent() || impl->isKeyboardEvent() )
return static_cast<KeyEventBaseImpl*>( impl )->charCode();
return 0;
}
int UIEvent::pageX() const
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
if (impl->isMouseEvent() )
return static_cast<MouseEventImpl*>( impl )->pageX();
else
return 0;
}
int UIEvent::pageY() const
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
if ( impl->isMouseEvent() )
return static_cast<MouseEventImpl*>( impl )->pageY();
else
return 0;
}
int UIEvent::layerX() const
{
if( !impl )
throw DOMException( DOMException::INVALID_STATE_ERR );
if( impl->isMouseEvent() )
return static_cast<MouseEventImpl*>( impl )->layerX();
return 0;
}
int UIEvent::layerY() const
{
if( !impl )
throw DOMException( DOMException::INVALID_STATE_ERR );
if( impl->isMouseEvent() )
return static_cast<MouseEventImpl*>( impl )->layerY();
return 0;
}
int UIEvent::which() const
{
if( !impl ) throw DOMException( DOMException::INVALID_STATE_ERR );
if( impl->isMouseEvent() )
return static_cast<MouseEventImpl*>( impl )->button() + 1;
else if( impl->isTextInputEvent() || impl->isKeyboardEvent() )
{
// return 0 unless the key has an ascii value
if ( static_cast<KeyEventBaseImpl*>( impl )->keyVal() )
return static_cast<KeyEventBaseImpl*>( impl )->keyCode();
}
return 0;
}
void UIEvent::initUIEvent(const DOMString &typeArg,
bool canBubbleArg,
bool cancelableArg,
const AbstractView &viewArg,
long detailArg)
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
static_cast<UIEventImpl*>(impl)->initUIEvent(typeArg,canBubbleArg,cancelableArg,
viewArg,detailArg);
}
// -----------------------------------------------------------------------------
MouseEvent::MouseEvent() : UIEvent()
{
}
MouseEvent::MouseEvent(const MouseEvent &other) : UIEvent(other)
{
}
MouseEvent::MouseEvent(const Event &other) : UIEvent()
{
(*this)=other;
}
MouseEvent::MouseEvent(MouseEventImpl *impl) : UIEvent(impl)
{
}
MouseEvent &MouseEvent::operator = (const MouseEvent &other)
{
UIEvent::operator = (other);
return *this;
}
MouseEvent &MouseEvent::operator = (const Event &other)
{
Event e;
e = other;
if (!e.isNull() && !e.handle()->isMouseEvent()) {
if ( impl ) impl->deref();
impl = 0;
} else
UIEvent::operator = (other);
return *this;
}
MouseEvent::~MouseEvent()
{
}
long MouseEvent::screenX() const
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
return static_cast<MouseEventImpl*>(impl)->screenX();
}
long MouseEvent::screenY() const
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
return static_cast<MouseEventImpl*>(impl)->screenY();
}
long MouseEvent::clientX() const
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
return static_cast<MouseEventImpl*>(impl)->clientX();
}
long MouseEvent::clientY() const
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
return static_cast<MouseEventImpl*>(impl)->clientY();
}
bool MouseEvent::ctrlKey() const
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
return static_cast<MouseEventImpl*>(impl)->ctrlKey();
}
bool MouseEvent::shiftKey() const
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
return static_cast<MouseEventImpl*>(impl)->shiftKey();
}
bool MouseEvent::altKey() const
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
return static_cast<MouseEventImpl*>(impl)->altKey();
}
bool MouseEvent::metaKey() const
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
return static_cast<MouseEventImpl*>(impl)->metaKey();
}
unsigned short MouseEvent::button() const
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
return static_cast<MouseEventImpl*>(impl)->button();
}
Node MouseEvent::relatedTarget() const
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
return static_cast<MouseEventImpl*>(impl)->relatedTarget();
}
void MouseEvent::initMouseEvent(const DOMString &typeArg,
bool canBubbleArg,
bool cancelableArg,
const AbstractView &viewArg,
long detailArg,
long screenXArg,
long screenYArg,
long clientXArg,
long clientYArg,
bool ctrlKeyArg,
bool altKeyArg,
bool shiftKeyArg,
bool metaKeyArg,
unsigned short buttonArg,
const Node &relatedTargetArg)
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
static_cast<MouseEventImpl*>(impl)->initMouseEvent(typeArg,canBubbleArg,
cancelableArg,viewArg,detailArg,screenXArg,screenYArg,clientXArg,
clientYArg,ctrlKeyArg,altKeyArg,shiftKeyArg,metaKeyArg,buttonArg,
relatedTargetArg);
}
// -----------------------------------------------------------------------------
TextEvent::TextEvent() : UIEvent()
{
}
TextEvent::TextEvent(const TextEvent &other) : UIEvent(other)
{
}
TextEvent::TextEvent(const Event &other) : UIEvent()
{
(*this)=other;
}
TextEvent::TextEvent(KeyEventBaseImpl *impl) : UIEvent(impl)
{
}
TextEvent &TextEvent::operator = (const TextEvent &other)
{
UIEvent::operator = (other);
return *this;
}
TextEvent &TextEvent::operator = (const Event &other)
{
Event e;
e = other;
if (!e.isNull() && !(e.handle()->isTextInputEvent() || e.handle()->isKeyboardEvent())) {
if ( impl ) impl->deref();
impl = 0;
} else
UIEvent::operator = (other);
return *this;
}
TextEvent::~TextEvent()
{
}
void TextEvent::initTextEvent(const DOMString &typeArg,
bool canBubbleArg,
bool cancelableArg,
const AbstractView &viewArg,
long /*detailArg*/,
const DOMString &outputStringArg,
unsigned long keyValArg,
unsigned long virtKeyValArg,
bool /*inputGeneratedArg*/,
bool numPadArg)
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
if (impl->isTextInputEvent()) {
//Initialize based on the outputStringArg or virtKeyValArg.
QString text = outputStringArg.string();
if (outputStringArg.length() == 0 && virtKeyValArg) {
text += QChar((unsigned short)virtKeyValArg);
}
TextEventImpl* tImpl = static_cast<TextEventImpl*>(impl);
tImpl->initTextEvent(typeArg, canBubbleArg, cancelableArg, viewArg, text);
} else {
KeyboardEventImpl* kbImpl = static_cast<KeyboardEventImpl*>(impl);
kbImpl->initKeyboardEvent(typeArg, canBubbleArg, cancelableArg, viewArg,
keyValArg, virtKeyValArg, 0, numPadArg ?
KeyboardEventImpl::DOM_KEY_LOCATION_NUMPAD : KeyboardEventImpl::DOM_KEY_LOCATION_STANDARD);
}
}
unsigned long TextEvent::keyVal() const
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
return static_cast<KeyEventBaseImpl*>(impl)->keyVal();
}
DOMString TextEvent::outputString() const
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
KeyEventBaseImpl* ke = static_cast<KeyEventBaseImpl*>(impl);
if (ke->isTextInputEvent())
return static_cast<TextEventImpl*>(ke)->data();
else {
if (ke->keyVal())
return QString(QChar((ushort)ke->keyVal()));
else
return DOMString();
}
}
unsigned long TextEvent::virtKeyVal() const
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
return static_cast<KeyEventBaseImpl*>(impl)->virtKeyVal();
}
void TextEvent::initModifier(unsigned long modifierArg, bool valueArg)
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
return static_cast<KeyEventBaseImpl*>(impl)->initModifier(modifierArg,valueArg);
}
bool TextEvent::checkModifier(unsigned long modifierArg)
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
return static_cast<KeyEventBaseImpl*>(impl)->checkModifier(modifierArg);
}
bool TextEvent::inputGenerated() const
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
return static_cast<KeyEventBaseImpl*>(impl)->inputGenerated();
}
bool TextEvent::numPad() const
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
KeyEventBaseImpl* ke = static_cast<KeyEventBaseImpl*>(impl);
if (ke->isKeyboardEvent())
return static_cast<KeyboardEventImpl*>(ke)->keyLocation() ==
KeyboardEventImpl::DOM_KEY_LOCATION_NUMPAD;
else return false;
}
// -----------------------------------------------------------------------------
MutationEvent::MutationEvent() : Event()
{
}
MutationEvent::MutationEvent(const MutationEvent &other) : Event(other)
{
}
MutationEvent::MutationEvent(const Event &other) : Event()
{
(*this)=other;
}
MutationEvent::MutationEvent(MutationEventImpl *impl) : Event(impl)
{
}
MutationEvent &MutationEvent::operator = (const MutationEvent &other)
{
Event::operator = (other);
return *this;
}
MutationEvent &MutationEvent::operator = (const Event &other)
{
Event e;
e = other;
if (!e.isNull() && !e.handle()->isMutationEvent()) {
if ( impl ) impl->deref();
impl = 0;
} else
Event::operator = (other);
return *this;
}
MutationEvent::~MutationEvent()
{
}
Node MutationEvent::relatedNode() const
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
return static_cast<MutationEventImpl*>(impl)->relatedNode();
}
DOMString MutationEvent::prevValue() const
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
return static_cast<MutationEventImpl*>(impl)->prevValue();
}
DOMString MutationEvent::newValue() const
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
return static_cast<MutationEventImpl*>(impl)->newValue();
}
DOMString MutationEvent::attrName() const
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
return static_cast<MutationEventImpl*>(impl)->attrName();
}
unsigned short MutationEvent::attrChange() const
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
return static_cast<MutationEventImpl*>(impl)->attrChange();
}
void MutationEvent::initMutationEvent(const DOMString &typeArg,
bool canBubbleArg,
bool cancelableArg,
const Node &relatedNodeArg,
const DOMString &prevValueArg,
const DOMString &newValueArg,
const DOMString &attrNameArg,
unsigned short attrChangeArg)
{
if (!impl)
throw DOMException(DOMException::INVALID_STATE_ERR);
static_cast<MutationEventImpl*>(impl)->initMutationEvent(typeArg,
canBubbleArg,cancelableArg,relatedNodeArg,prevValueArg,
newValueArg,attrNameArg,attrChangeArg);
}