domeventsclasses.cpp

linux下开源浏览器WebKit的源码,市面上的很多商用浏览器都是移植自WebKit

/*
 * Copyright (C) 2006, 2007 Apple Inc.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
 */

#include "config.h"
#include "WebKitDLL.h"
#include <initguid.h>
#include "DOMEventsClasses.h"

#pragma warning( push, 0 )
#include <WebCore/DOMWindow.h>
#include <WebCore/Event.h>
#include <WebCore/KeyboardEvent.h>
#include <WebCore/MouseEvent.h>
#pragma warning( pop )

// DOMEventListener -----------------------------------------------------------

HRESULT STDMETHODCALLTYPE DOMEventListener::QueryInterface(const IID &riid, void** ppvObject)
{
    *ppvObject = 0;
    if (IsEqualGUID(riid, IID_IDOMEventListener))
        *ppvObject = static_cast<IDOMEventListener*>(this);
    else
        return DOMObject::QueryInterface(riid, ppvObject);

    AddRef();
    return S_OK;
}

HRESULT STDMETHODCALLTYPE DOMEventListener::handleEvent( 
    /* [in] */ IDOMEvent* /*evt*/)
{
    return E_NOTIMPL;
}

// DOMEvent -------------------------------------------------------------------

DOMEvent::DOMEvent(PassRefPtr<WebCore::Event> e)
: m_event(0)
{
    m_event = e;
}

DOMEvent::~DOMEvent()
{
}

IDOMEvent* DOMEvent::createInstance(PassRefPtr<WebCore::Event> e)
{
    if (!e)
        return 0;

    HRESULT hr;
    IDOMEvent* domEvent = 0;

    if (e->isKeyboardEvent()) {
        DOMKeyboardEvent* newEvent = new DOMKeyboardEvent(e);
        hr = newEvent->QueryInterface(IID_IDOMKeyboardEvent, (void**)&domEvent);
    } else if (e->isMouseEvent()) {
        DOMMouseEvent* newEvent = new DOMMouseEvent(e);
        hr = newEvent->QueryInterface(IID_IDOMMouseEvent, (void**)&domEvent);
    } else if (e->isMutationEvent()) {
        DOMMutationEvent* newEvent = new DOMMutationEvent(e);
        hr = newEvent->QueryInterface(IID_IDOMMutationEvent, (void**)&domEvent);
    } else if (e->isOverflowEvent()) {
        DOMOverflowEvent* newEvent = new DOMOverflowEvent(e);
        hr = newEvent->QueryInterface(IID_IDOMOverflowEvent, (void**)&domEvent);
    } else if (e->isWheelEvent()) {
        DOMWheelEvent* newEvent = new DOMWheelEvent(e);
        hr = newEvent->QueryInterface(IID_IDOMWheelEvent, (void**)&domEvent);
    } else if (e->isUIEvent()) {
        DOMUIEvent* newEvent = new DOMUIEvent(e);
        hr = newEvent->QueryInterface(IID_IDOMUIEvent, (void**)&domEvent);
    } else {
        DOMEvent* newEvent = new DOMEvent(e);
        hr = newEvent->QueryInterface(IID_IDOMEvent, (void**)&domEvent);
    }

    if (FAILED(hr))
        return 0;

    return domEvent;
}

HRESULT STDMETHODCALLTYPE DOMEvent::QueryInterface(const IID &riid, void** ppvObject)
{
    *ppvObject = 0;
    if (IsEqualGUID(riid, IID_DOMEvent))
        *ppvObject = this;
    else if (IsEqualGUID(riid, IID_IDOMEvent))
        *ppvObject = static_cast<IDOMEvent*>(this);
    else
        return DOMObject::QueryInterface(riid, ppvObject);

    AddRef();
    return S_OK;
}

HRESULT STDMETHODCALLTYPE DOMEvent::type( 
    /* [retval][out] */ BSTR* /*result*/)
{
    return E_NOTIMPL;
}

HRESULT STDMETHODCALLTYPE DOMEvent::target( 
    /* [retval][out] */ IDOMEventTarget** /*result*/)
{
    return E_NOTIMPL;
}

HRESULT STDMETHODCALLTYPE DOMEvent::currentTarget( 
    /* [retval][out] */ IDOMEventTarget** /*result*/)
{
    return E_NOTIMPL;
}

HRESULT STDMETHODCALLTYPE DOMEvent::eventPhase( 
    /* [retval][out] */ unsigned short* /*result*/)
{
    return E_NOTIMPL;
}

HRESULT STDMETHODCALLTYPE DOMEvent::bubbles( 
    /* [retval][out] */ BOOL* /*result*/)
{
    return E_NOTIMPL;
}

HRESULT STDMETHODCALLTYPE DOMEvent::cancelable( 
    /* [retval][out] */ BOOL* /*result*/)
{
    return E_NOTIMPL;
}

HRESULT STDMETHODCALLTYPE DOMEvent::timeStamp( 
    /* [retval][out] */ DOMTimeStamp* /*result*/)
{
    return E_NOTIMPL;
}

HRESULT STDMETHODCALLTYPE DOMEvent::stopPropagation( void)
{
    return E_NOTIMPL;
}

HRESULT STDMETHODCALLTYPE DOMEvent::preventDefault( void)
{
    return E_NOTIMPL;
}

HRESULT STDMETHODCALLTYPE DOMEvent::initEvent( 
    /* [in] */ BSTR /*eventTypeArg*/,
    /* [in] */ BOOL /*canBubbleArg*/,
    /* [in] */ BOOL /*cancelableArg*/)
{
    return E_NOTIMPL;
}

// DOMUIEvent -----------------------------------------------------------------

HRESULT STDMETHODCALLTYPE DOMUIEvent::QueryInterface(REFIID riid, void** ppvObject)
{
    *ppvObject = 0;
    if (IsEqualGUID(riid, IID_IDOMUIEvent))
        *ppvObject = static_cast<IDOMUIEvent*>(this);
    else
        return DOMEvent::QueryInterface(riid, ppvObject);

    AddRef();
    return S_OK;
}

HRESULT STDMETHODCALLTYPE DOMUIEvent::view( 
    /* [retval][out] */ IDOMWindow** /*result*/)
{
    return E_NOTIMPL;
}

HRESULT STDMETHODCALLTYPE DOMUIEvent::detail( 
    /* [retval][out] */ long* /*result*/)
{
    return E_NOTIMPL;
}

HRESULT STDMETHODCALLTYPE DOMUIEvent::initUIEvent( 
    /* [in] */ BSTR /*type*/,
    /* [in] */ BOOL /*canBubble*/,
    /* [in] */ BOOL /*cancelable*/,
    /* [in] */ IDOMWindow* /*view*/,
    /* [in] */ long /*detail*/)
{
    return E_NOTIMPL;
}

HRESULT STDMETHODCALLTYPE DOMUIEvent::keyCode( 
    /* [retval][out] */ long* /*result*/)
{
    return E_NOTIMPL;
}

HRESULT STDMETHODCALLTYPE DOMUIEvent::charCode( 
    /* [retval][out] */ long* /*result*/)
{
    return E_NOTIMPL;
}

HRESULT STDMETHODCALLTYPE DOMUIEvent::layerX( 
    /* [retval][out] */ long* /*result*/)
{
    return E_NOTIMPL;
}

HRESULT STDMETHODCALLTYPE DOMUIEvent::layerY( 
    /* [retval][out] */ long* /*result*/)
{
    return E_NOTIMPL;
}

HRESULT STDMETHODCALLTYPE DOMUIEvent::pageX( 
    /* [retval][out] */ long* /*result*/)
{
    return E_NOTIMPL;
}

HRESULT STDMETHODCALLTYPE DOMUIEvent::pageY( 
    /* [retval][out] */ long* /*result*/)
{
    return E_NOTIMPL;
}

HRESULT STDMETHODCALLTYPE DOMUIEvent::which( 
    /* [retval][out] */ long* /*result*/)
{
    return E_NOTIMPL;
}

// DOMKeyboardEvent -----------------------------------------------------------

HRESULT STDMETHODCALLTYPE DOMKeyboardEvent::QueryInterface(REFIID riid, void** ppvObject)
{
    *ppvObject = 0;
    if (IsEqualGUID(riid, IID_IDOMKeyboardEvent))
        *ppvObject = static_cast<IDOMKeyboardEvent*>(this);
    else
        return DOMUIEvent::QueryInterface(riid, ppvObject);

    AddRef();
    return S_OK;
}

HRESULT STDMETHODCALLTYPE DOMKeyboardEvent::keyIdentifier( 
    /* [retval][out] */ BSTR* /*result*/)
{
    return E_NOTIMPL;
}

HRESULT STDMETHODCALLTYPE DOMKeyboardEvent::keyLocation( 
    /* [retval][out] */ unsigned long* /*result*/)
{
    return E_NOTIMPL;
}

HRESULT STDMETHODCALLTYPE DOMKeyboardEvent::ctrlKey( 
    /* [retval][out] */ BOOL* result)
{
    *result = FALSE;
    if (!m_event || !m_event->isKeyboardEvent())
        return E_FAIL;
    WebCore::KeyboardEvent* keyEvent = static_cast<WebCore::KeyboardEvent*>(m_event.get());

    *result = keyEvent->ctrlKey() ? TRUE : FALSE;
    return S_OK;
}

HRESULT STDMETHODCALLTYPE DOMKeyboardEvent::shiftKey( 
    /* [retval][out] */ BOOL* result)
{
    *result = FALSE;
    if (!m_event || !m_event->isKeyboardEvent())
        return E_FAIL;
    WebCore::KeyboardEvent* keyEvent = static_cast<WebCore::KeyboardEvent*>(m_event.get());

    *result = keyEvent->shiftKey() ? TRUE : FALSE;
    return S_OK;
}

HRESULT STDMETHODCALLTYPE DOMKeyboardEvent::altKey( 
    /* [retval][out] */ BOOL* result)
{
    *result = FALSE;
    if (!m_event || !m_event->isKeyboardEvent())
        return E_FAIL;
    WebCore::KeyboardEvent* keyEvent = static_cast<WebCore::KeyboardEvent*>(m_event.get());

    *result = keyEvent->altKey() ? TRUE : FALSE;
    return S_OK;
}

HRESULT STDMETHODCALLTYPE DOMKeyboardEvent::metaKey( 
    /* [retval][out] */ BOOL* result)
{
    *result = FALSE;
    if (!m_event || !m_event->isKeyboardEvent())
        return E_FAIL;
    WebCore::KeyboardEvent* keyEvent = static_cast<WebCore::KeyboardEvent*>(m_event.get());

    *result = keyEvent->metaKey() ? TRUE : FALSE;
    return S_OK;
}

HRESULT STDMETHODCALLTYPE DOMKeyboardEvent::altGraphKey( 
    /* [retval][out] */ BOOL* result)
{
    *result = FALSE;
    if (!m_event || !m_event->isKeyboardEvent())
        return E_FAIL;
    WebCore::KeyboardEvent* keyEvent = static_cast<WebCore::KeyboardEvent*>(m_event.get());

    *result = keyEvent->altGraphKey() ? TRUE : FALSE;
    return S_OK;
}

HRESULT STDMETHODCALLTYPE DOMKeyboardEvent::getModifierState( 
    /* [in] */ BSTR /*keyIdentifierArg*/,
    /* [retval][out] */ BOOL* /*result*/)
{
    return E_NOTIMPL;
}

HRESULT STDMETHODCALLTYPE DOMKeyboardEvent::initKeyboardEvent( 
    /* [in] */ BSTR /*type*/,
    /* [in] */ BOOL /*canBubble*/,
    /* [in] */ BOOL /*cancelable*/,
    /* [in] */ IDOMWindow* /*view*/,
    /* [in] */ BSTR /*keyIdentifier*/,
    /* [in] */ unsigned long /*keyLocation*/,
    /* [in] */ BOOL /*ctrlKey*/,
    /* [in] */ BOOL /*altKey*/,
    /* [in] */ BOOL /*shiftKey*/,
    /* [in] */ BOOL /*metaKey*/,
    /* [in] */ BOOL /*graphKey*/)
{
    return E_NOTIMPL;
}

// DOMMouseEvent --------------------------------------------------------------