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htmlelem2.c

/*
 * Copyright 2006 Jacek Caban for CodeWeavers
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
 */

#include <stdarg.h>

#define COBJMACROS

#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "ole2.h"

#include "wine/debug.h"
#include "wine/unicode.h"

#include "mshtml_private.h"
#include "htmlevent.h"

WINE_DEFAULT_DEBUG_CHANNEL(mshtml);

#define HTMLELEM2_THIS(iface) DEFINE_THIS(HTMLElement, HTMLElement2, iface)

static HRESULT WINAPI HTMLElement2_QueryInterface(IHTMLElement2 *iface,
                                                  REFIID riid, void **ppv)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    return IHTMLElement_QueryInterface(HTMLELEM(This), riid, ppv);
}

static ULONG WINAPI HTMLElement2_AddRef(IHTMLElement2 *iface)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    return IHTMLElement_AddRef(HTMLELEM(This));
}

static ULONG WINAPI HTMLElement2_Release(IHTMLElement2 *iface)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    return IHTMLElement_Release(HTMLELEM(This));
}

static HRESULT WINAPI HTMLElement2_GetTypeInfoCount(IHTMLElement2 *iface, UINT *pctinfo)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    return IDispatchEx_GetTypeInfoCount(DISPATCHEX(&This->node.dispex), pctinfo);
}

static HRESULT WINAPI HTMLElement2_GetTypeInfo(IHTMLElement2 *iface, UINT iTInfo,
                                               LCID lcid, ITypeInfo **ppTInfo)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    return IDispatchEx_GetTypeInfo(DISPATCHEX(&This->node.dispex), iTInfo, lcid, ppTInfo);
}

static HRESULT WINAPI HTMLElement2_GetIDsOfNames(IHTMLElement2 *iface, REFIID riid,
                                                LPOLESTR *rgszNames, UINT cNames,
                                                LCID lcid, DISPID *rgDispId)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    return IDispatchEx_GetIDsOfNames(DISPATCHEX(&This->node.dispex), riid, rgszNames, cNames, lcid, rgDispId);
}

static HRESULT WINAPI HTMLElement2_Invoke(IHTMLElement2 *iface, DISPID dispIdMember,
                            REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
                            VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    return IDispatchEx_Invoke(DISPATCHEX(&This->node.dispex), dispIdMember, riid, lcid,
            wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
}

static HRESULT WINAPI HTMLElement2_get_scopeName(IHTMLElement2 *iface, BSTR *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p)\n", This, p);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_setCapture(IHTMLElement2 *iface, VARIANT_BOOL containerCapture)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%x)\n", This, containerCapture);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_releaseCapture(IHTMLElement2 *iface)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)\n", This);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_put_onlosecapture(IHTMLElement2 *iface, VARIANT v)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->()\n", This);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_get_onlosecapture(IHTMLElement2 *iface, VARIANT *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p)\n", This, p);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_componentFromPoint(IHTMLElement2 *iface,
                                                      LONG x, LONG y, BSTR *component)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%d %d %p)\n", This, x, y, component);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_doScroll(IHTMLElement2 *iface, VARIANT component)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);

    TRACE("(%p)->(%s)\n", This, debugstr_variant(&component));

    if(!This->node.doc->content_ready
       || !This->node.doc->basedoc.doc_obj->in_place_active)
        return E_PENDING;

    WARN("stub\n");
    return S_OK;
}

static HRESULT WINAPI HTMLElement2_put_onscroll(IHTMLElement2 *iface, VARIANT v)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->()\n", This);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_get_onscroll(IHTMLElement2 *iface, VARIANT *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p)\n", This, p);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_put_ondrag(IHTMLElement2 *iface, VARIANT v)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);

    TRACE("(%p)->(%s)\n", This, debugstr_variant(&v));

    return set_node_event(&This->node, EVENTID_DRAG, &v);
}

static HRESULT WINAPI HTMLElement2_get_ondrag(IHTMLElement2 *iface, VARIANT *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);

    TRACE("(%p)->(%p)\n", This, p);

    return get_node_event(&This->node, EVENTID_DRAG, p);
}

static HRESULT WINAPI HTMLElement2_put_ondragend(IHTMLElement2 *iface, VARIANT v)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->()\n", This);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_get_ondragend(IHTMLElement2 *iface, VARIANT *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p)\n", This, p);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_put_ondragenter(IHTMLElement2 *iface, VARIANT v)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->()\n", This);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_get_ondragenter(IHTMLElement2 *iface, VARIANT *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p)\n", This, p);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_put_ondragover(IHTMLElement2 *iface, VARIANT v)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->()\n", This);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_get_ondragover(IHTMLElement2 *iface, VARIANT *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p)\n", This, p);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_put_ondragleave(IHTMLElement2 *iface, VARIANT v)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->()\n", This);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_get_ondragleave(IHTMLElement2 *iface, VARIANT *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p)\n", This, p);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_put_ondrop(IHTMLElement2 *iface, VARIANT v)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->()\n", This);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_get_ondrop(IHTMLElement2 *iface, VARIANT *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p)\n", This, p);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_put_onbeforecut(IHTMLElement2 *iface, VARIANT v)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->()\n", This);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_get_onbeforecut(IHTMLElement2 *iface, VARIANT *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p)\n", This, p);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_put_oncut(IHTMLElement2 *iface, VARIANT v)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->()\n", This);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_get_oncut(IHTMLElement2 *iface, VARIANT *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p)\n", This, p);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_put_onbeforecopy(IHTMLElement2 *iface, VARIANT v)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->()\n", This);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_get_onbeforecopy(IHTMLElement2 *iface, VARIANT *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p)\n", This, p);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_put_oncopy(IHTMLElement2 *iface, VARIANT v)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->()\n", This);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_get_oncopy(IHTMLElement2 *iface, VARIANT *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p)\n", This, p);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_put_onbeforepaste(IHTMLElement2 *iface, VARIANT v)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->()\n", This);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_get_onbeforepaste(IHTMLElement2 *iface, VARIANT *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p)\n", This, p);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_put_onpaste(IHTMLElement2 *iface, VARIANT v)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);

    TRACE("(%p)->(%s)\n", This, debugstr_variant(&v));

    return set_node_event(&This->node, EVENTID_PASTE, &v);
}

static HRESULT WINAPI HTMLElement2_get_onpaste(IHTMLElement2 *iface, VARIANT *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);

    TRACE("(%p)->(%p)\n", This, p);

    return get_node_event(&This->node, EVENTID_PASTE, p);
}

static HRESULT WINAPI HTMLElement2_get_currentStyle(IHTMLElement2 *iface, IHTMLCurrentStyle **p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);

    TRACE("(%p)->(%p)\n", This, p);

    return HTMLCurrentStyle_Create(This, p);
}

static HRESULT WINAPI HTMLElement2_put_onpropertychange(IHTMLElement2 *iface, VARIANT v)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->()\n", This);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_get_onpropertychange(IHTMLElement2 *iface, VARIANT *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p)\n", This, p);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_getClientRects(IHTMLElement2 *iface, IHTMLRectCollection **pRectCol)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p)\n", This, pRectCol);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_getBoundingClientRect(IHTMLElement2 *iface, IHTMLRect **pRect)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p)\n", This, pRect);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_setExpression(IHTMLElement2 *iface, BSTR propname,
                                                 BSTR expression, BSTR language)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%s %s %s)\n", This, debugstr_w(propname), debugstr_w(expression),
          debugstr_w(language));
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_getExpression(IHTMLElement2 *iface, BSTR propname,
                                                 VARIANT *expression)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%s %p)\n", This, debugstr_w(propname), expression);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_removeExpression(IHTMLElement2 *iface, BSTR propname,
                                                    VARIANT_BOOL *pfSuccess)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%s %p)\n", This, debugstr_w(propname), pfSuccess);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_put_tabIndex(IHTMLElement2 *iface, short v)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    nsIDOMNSHTMLElement *nselem;
    nsresult nsres;

    TRACE("(%p)->(%d)\n", This, v);

    nsres = nsIDOMHTMLElement_QueryInterface(This->nselem, &IID_nsIDOMNSHTMLElement, (void**)&nselem);
    if(NS_FAILED(nsres)) {
        ERR("Could not get nsIDOMHTMLNSElement: %08x\n", nsres);
        return S_OK;
    }

    nsres = nsIDOMNSHTMLElement_SetTabIndex(nselem, v);
    nsIDOMNSHTMLElement_Release(nselem);
    if(NS_FAILED(nsres))
        ERR("GetTabIndex failed: %08x\n", nsres);

    return S_OK;
}

static HRESULT WINAPI HTMLElement2_get_tabIndex(IHTMLElement2 *iface, short *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    nsIDOMNSHTMLElement *nselem;
    PRInt32 index = 0;
    nsresult nsres;

    TRACE("(%p)->(%p)\n", This, p);

    nsres = nsIDOMHTMLElement_QueryInterface(This->nselem, &IID_nsIDOMNSHTMLElement, (void**)&nselem);
    if(NS_FAILED(nsres)) {
        ERR("Could not get nsIDOMHTMLNSElement: %08x\n", nsres);
        return E_FAIL;
    }

    nsres = nsIDOMNSHTMLElement_GetTabIndex(nselem, &index);
    nsIDOMNSHTMLElement_Release(nselem);
    if(NS_FAILED(nsres)) {
        ERR("GetTabIndex failed: %08x\n", nsres);
        return E_FAIL;
    }

    *p = index;
    return S_OK;
}

static HRESULT WINAPI HTMLElement2_focus(IHTMLElement2 *iface)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    nsIDOMNSHTMLElement *nselem;
    nsresult nsres;

    TRACE("(%p)\n", This);

    nsres = nsIDOMHTMLElement_QueryInterface(This->nselem, &IID_nsIDOMNSHTMLElement, (void**)&nselem);
    if(NS_SUCCEEDED(nsres)) {
        nsIDOMNSHTMLElement_focus(nselem);
        nsIDOMNSHTMLElement_Release(nselem);
    }else {
        ERR("Could not get nsIDOMHTMLNSElement: %08x\n", nsres);
    }

    return S_OK;
}

static HRESULT WINAPI HTMLElement2_put_accessKey(IHTMLElement2 *iface, BSTR v)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    VARIANT var;

    static WCHAR accessKeyW[] = {'a','c','c','e','s','s','K','e','y',0};

    TRACE("(%p)->(%s)\n", This, debugstr_w(v));

    V_VT(&var) = VT_BSTR;
    V_BSTR(&var) = v;
    return IHTMLElement_setAttribute(HTMLELEM(This), accessKeyW, var, 0);
}

static HRESULT WINAPI HTMLElement2_get_accessKey(IHTMLElement2 *iface, BSTR *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p)\n", This, p);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_put_onblur(IHTMLElement2 *iface, VARIANT v)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);

    TRACE("(%p)->(%s)\n", This, debugstr_variant(&v));

    return set_node_event(&This->node, EVENTID_BLUR, &v);
}

static HRESULT WINAPI HTMLElement2_get_onblur(IHTMLElement2 *iface, VARIANT *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);

    TRACE("(%p)->(%p)\n", This, p);

    return get_node_event(&This->node, EVENTID_BLUR, p);
}

static HRESULT WINAPI HTMLElement2_put_onfocus(IHTMLElement2 *iface, VARIANT v)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);

    TRACE("(%p)->(%s)\n", This, debugstr_variant(&v));

    return set_node_event(&This->node, EVENTID_FOCUS, &v);
}

static HRESULT WINAPI HTMLElement2_get_onfocus(IHTMLElement2 *iface, VARIANT *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);

    TRACE("(%p)->(%p)\n", This, p);

    return get_node_event(&This->node, EVENTID_FOCUS, p);
}

static HRESULT WINAPI HTMLElement2_put_onresize(IHTMLElement2 *iface, VARIANT v)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->()\n", This);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_get_onresize(IHTMLElement2 *iface, VARIANT *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p)\n", This, p);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_blur(IHTMLElement2 *iface)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)\n", This);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_addFilter(IHTMLElement2 *iface, IUnknown *pUnk)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p)\n", This, pUnk);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_removeFilter(IHTMLElement2 *iface, IUnknown *pUnk)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p)\n", This, pUnk);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_get_clientHeight(IHTMLElement2 *iface, LONG *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    nsIDOMNSElement *nselem;
    PRInt32 height=0;
    nsresult nsres;

    TRACE("(%p)->(%p)\n", This, p);

    nsres = nsIDOMHTMLElement_QueryInterface(This->nselem, &IID_nsIDOMNSElement, (void**)&nselem);
    if(NS_SUCCEEDED(nsres)) {
        nsIDOMNSElement_GetClientHeight(nselem, &height);
        nsIDOMNSElement_Release(nselem);
    }else {
        ERR("Could not get nsIDOMNSElement: %08x\n", nsres);
    }

    *p = height;
    return S_OK;
}

static HRESULT WINAPI HTMLElement2_get_clientWidth(IHTMLElement2 *iface, LONG *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    nsIDOMNSElement *nselem;
    PRInt32 width=0;
    nsresult nsres;

    TRACE("(%p)->(%p)\n", This, p);

    nsres = nsIDOMHTMLElement_QueryInterface(This->nselem, &IID_nsIDOMNSElement, (void**)&nselem);
    if(NS_SUCCEEDED(nsres)) {
        nsIDOMNSElement_GetClientWidth(nselem, &width);
        nsIDOMNSElement_Release(nselem);
    }else {
        ERR("Could not get nsIDOMNSElement: %08x\n", nsres);
    }

    *p = width;
    return S_OK;
}

static HRESULT WINAPI HTMLElement2_get_clientTop(IHTMLElement2 *iface, LONG *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    nsIDOMNSElement *nselem;
    PRInt32 client_top = 0;
    nsresult nsres;

    TRACE("(%p)->(%p)\n", This, p);

    nsres = nsIDOMElement_QueryInterface(This->nselem, &IID_nsIDOMNSElement, (void**)&nselem);
    if(NS_SUCCEEDED(nsres)) {
        nsres = nsIDOMNSElement_GetClientTop(nselem, &client_top);
        nsIDOMNSElement_Release(nselem);
        if(NS_FAILED(nsres))
            ERR("GetScrollHeight failed: %08x\n", nsres);
    }else {
        ERR("Could not get nsIDOMNSElement interface: %08x\n", nsres);
    }

    *p = client_top;
    TRACE("*p = %d\n", *p);
    return S_OK;
}

static HRESULT WINAPI HTMLElement2_get_clientLeft(IHTMLElement2 *iface, LONG *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    nsIDOMNSElement *nselem;
    PRInt32 client_left = 0;
    nsresult nsres;

    TRACE("(%p)->(%p)\n", This, p);

    nsres = nsIDOMElement_QueryInterface(This->nselem, &IID_nsIDOMNSElement, (void**)&nselem);
    if(NS_SUCCEEDED(nsres)) {
        nsres = nsIDOMNSElement_GetClientLeft(nselem, &client_left);
        nsIDOMNSElement_Release(nselem);
        if(NS_FAILED(nsres))
            ERR("GetScrollHeight failed: %08x\n", nsres);
    }else {
        ERR("Could not get nsIDOMNSElement interface: %08x\n", nsres);
    }

    *p = client_left;
    TRACE("*p = %d\n", *p);
    return S_OK;
}

static HRESULT WINAPI HTMLElement2_attachEvent(IHTMLElement2 *iface, BSTR event,
                                               IDispatch *pDisp, VARIANT_BOOL *pfResult)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);

    TRACE("(%p)->(%s %p %p)\n", This, debugstr_w(event), pDisp, pfResult);

    return attach_event(get_node_event_target(&This->node), &This->node.doc->basedoc, event, pDisp, pfResult);
}

static HRESULT WINAPI HTMLElement2_detachEvent(IHTMLElement2 *iface, BSTR event, IDispatch *pDisp)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%s %p)\n", This, debugstr_w(event), pDisp);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_get_readyState(IHTMLElement2 *iface, VARIANT *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p)\n", This, p);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_put_onreadystatechange(IHTMLElement2 *iface, VARIANT v)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);

    FIXME("(%p)->(%s): semi-stub\n", This, debugstr_variant(&v));

    return set_node_event(&This->node, EVENTID_READYSTATECHANGE, &v);
}

static HRESULT WINAPI HTMLElement2_get_onreadystatechange(IHTMLElement2 *iface, VARIANT *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);

    TRACE("(%p)->(%p)\n", This, p);

    return get_node_event(&This->node, EVENTID_READYSTATECHANGE, p);
}

static HRESULT WINAPI HTMLElement2_put_onrowsdelete(IHTMLElement2 *iface, VARIANT v)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->()\n", This);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_get_onrowsdelete(IHTMLElement2 *iface, VARIANT *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p)\n", This, p);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_put_onrowsinserted(IHTMLElement2 *iface, VARIANT v)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->()\n", This);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_get_onrowsinserted(IHTMLElement2 *iface, VARIANT *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p)\n", This, p);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_put_oncellchange(IHTMLElement2 *iface, VARIANT v)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->()\n", This);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_get_oncellchange(IHTMLElement2 *iface, VARIANT *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p)\n", This, p);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_put_dir(IHTMLElement2 *iface, BSTR v)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%s)\n", This, debugstr_w(v));
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_get_dir(IHTMLElement2 *iface, BSTR *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);

    TRACE("(%p)->(%p)\n", This, p);

    *p = NULL;

    if(This->nselem) {
        nsAString dir_str;
        nsresult nsres;

        nsAString_Init(&dir_str, NULL);

        nsres = nsIDOMHTMLElement_GetDir(This->nselem, &dir_str);
        if(NS_SUCCEEDED(nsres)) {
            const PRUnichar *dir;
            nsAString_GetData(&dir_str, &dir);
            if(*dir)
                *p = SysAllocString(dir);
        }else {
            ERR("GetDir failed: %08x\n", nsres);
        }

        nsAString_Finish(&dir_str);
    }

    TRACE("ret %s\n", debugstr_w(*p));
    return S_OK;
}

static HRESULT WINAPI HTMLElement2_createControlRange(IHTMLElement2 *iface, IDispatch **range)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p)\n", This, range);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_get_scrollHeight(IHTMLElement2 *iface, LONG *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    nsIDOMNSElement *nselem;
    PRInt32 height = 0;
    nsresult nsres;

    TRACE("(%p)->(%p)\n", This, p);

    nsres = nsIDOMElement_QueryInterface(This->nselem, &IID_nsIDOMNSElement, (void**)&nselem);
    if(NS_SUCCEEDED(nsres)) {
        nsres = nsIDOMNSElement_GetScrollHeight(nselem, &height);
        nsIDOMNSElement_Release(nselem);
        if(NS_FAILED(nsres))
            ERR("GetScrollHeight failed: %08x\n", nsres);
    }else {
        ERR("Could not get nsIDOMNSElement interface: %08x\n", nsres);
    }

    *p = height;
    TRACE("*p = %d\n", *p);

    return S_OK;
}

static HRESULT WINAPI HTMLElement2_get_scrollWidth(IHTMLElement2 *iface, LONG *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    nsIDOMNSElement *nselem;
    PRInt32 width = 0;
    nsresult nsres;

    TRACE("(%p)->(%p)\n", This, p);

    nsres = nsIDOMElement_QueryInterface(This->nselem, &IID_nsIDOMNSElement, (void**)&nselem);
    if(NS_SUCCEEDED(nsres)) {
        nsres = nsIDOMNSElement_GetScrollWidth(nselem, &width);
        nsIDOMNSElement_Release(nselem);
        if(NS_FAILED(nsres))
            ERR("GetScrollWidth failed: %08x\n", nsres);
    }else {
        ERR("Could not get nsIDOMNSElement interface: %08x\n", nsres);
    }

    *p = width;
    TRACE("*p = %d\n", *p);

    return S_OK;
}

static HRESULT WINAPI HTMLElement2_put_scrollTop(IHTMLElement2 *iface, LONG v)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    nsIDOMNSElement *nselem;
    nsresult nsres;

    TRACE("(%p)->(%d)\n", This, v);

    if(!This->nselem) {
        FIXME("NULL nselem\n");
        return E_NOTIMPL;
    }

    nsres = nsIDOMHTMLElement_QueryInterface(This->nselem, &IID_nsIDOMNSElement, (void**)&nselem);
    if(NS_SUCCEEDED(nsres)) {
        nsIDOMNSElement_SetScrollTop(nselem, v);
        nsIDOMNSElement_Release(nselem);
    }else {
        ERR("Could not get nsIDOMNSElement interface: %08x\n", nsres);
    }

    return S_OK;
}

static HRESULT WINAPI HTMLElement2_get_scrollTop(IHTMLElement2 *iface, LONG *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    nsIDOMNSElement *nselem;
    PRInt32 top = 0;
    nsresult nsres;

    TRACE("(%p)->(%p)\n", This, p);

    nsres = nsIDOMElement_QueryInterface(This->nselem, &IID_nsIDOMNSElement, (void**)&nselem);
    if(NS_SUCCEEDED(nsres)) {
        nsres = nsIDOMNSElement_GetScrollTop(nselem, &top);
        nsIDOMNSElement_Release(nselem);
        if(NS_FAILED(nsres))
            ERR("GetScrollTop failed: %08x\n", nsres);
    }else {
        ERR("Could not get nsIDOMNSElement interface: %08x\n", nsres);
    }

    *p = top;
    TRACE("*p = %d\n", *p);

    return S_OK;
}

static HRESULT WINAPI HTMLElement2_put_scrollLeft(IHTMLElement2 *iface, LONG v)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    nsIDOMNSElement *nselem;
    nsresult nsres;

    TRACE("(%p)->(%d)\n", This, v);

    if(!This->nselem) {
        FIXME("NULL nselem\n");
        return E_NOTIMPL;
    }

    nsres = nsIDOMElement_QueryInterface(This->nselem, &IID_nsIDOMNSElement, (void**)&nselem);
    if(NS_SUCCEEDED(nsres)) {
        nsIDOMNSElement_SetScrollLeft(nselem, v);
        nsIDOMNSElement_Release(nselem);
    }else {
        ERR("Could not get nsIDOMNSElement interface: %08x\n", nsres);
    }

    return S_OK;
}

static HRESULT WINAPI HTMLElement2_get_scrollLeft(IHTMLElement2 *iface, LONG *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    nsIDOMNSElement *nselem;
    PRInt32 left = 0;
    nsresult nsres;

    TRACE("(%p)->(%p)\n", This, p);

    if(!p)
        return E_INVALIDARG;

    if(!This->nselem)
    {
        FIXME("NULL nselem\n");
        return E_NOTIMPL;
    }

    nsres = nsIDOMHTMLElement_QueryInterface(This->nselem, &IID_nsIDOMNSElement, (void**)&nselem);
    if(NS_SUCCEEDED(nsres))
    {
        nsres = nsIDOMNSElement_GetScrollLeft(nselem, &left);
        nsIDOMNSElement_Release(nselem);
        if(NS_FAILED(nsres))
            left = 0;
    }

    *p = left;
    TRACE("*p = %d\n", *p);

    return S_OK;
}

static HRESULT WINAPI HTMLElement2_clearAttributes(IHTMLElement2 *iface)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)\n", This);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_mergeAttributes(IHTMLElement2 *iface, IHTMLElement *mergeThis)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p)\n", This, mergeThis);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_put_oncontextmenu(IHTMLElement2 *iface, VARIANT v)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->()\n", This);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_get_oncontextmenu(IHTMLElement2 *iface, VARIANT *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p)\n", This, p);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_insertAdjecentElement(IHTMLElement2 *iface, BSTR where,
        IHTMLElement *insertedElement, IHTMLElement **inserted)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%s %p %p)\n", This, debugstr_w(where), insertedElement, inserted);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_applyElement(IHTMLElement2 *iface, IHTMLElement *apply,
                                                BSTR where, IHTMLElement **applied)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p %s %p)\n", This, apply, debugstr_w(where), applied);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_getAdjecentText(IHTMLElement2 *iface, BSTR where, BSTR *text)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%s %p)\n", This, debugstr_w(where), text);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_replaceAdjecentText(IHTMLElement2 *iface, BSTR where,
                                                       BSTR newText, BSTR *oldText)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%s %s %p)\n", This, debugstr_w(where), debugstr_w(newText), oldText);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_get_canHandleChildren(IHTMLElement2 *iface, VARIANT_BOOL *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p)\n", This, p);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_addBehavior(IHTMLElement2 *iface, BSTR bstrUrl,
                                               VARIANT *pvarFactory, LONG *pCookie)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%s %p %p)\n", This, debugstr_w(bstrUrl), pvarFactory, pCookie);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_removeBehavior(IHTMLElement2 *iface, LONG cookie,
                                                  VARIANT_BOOL *pfResult)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%d %p)\n", This, cookie, pfResult);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_get_runtimeStyle(IHTMLElement2 *iface, IHTMLStyle **p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p)\n", This, p);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_get_behaviorUrns(IHTMLElement2 *iface, IDispatch **p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p)\n", This, p);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_put_tagUrn(IHTMLElement2 *iface, BSTR v)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%s)\n", This, debugstr_w(v));
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_get_tagUrn(IHTMLElement2 *iface, BSTR *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p)\n", This, p);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_put_onbeforeeditfocus(IHTMLElement2 *iface, VARIANT vv)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->()\n", This);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_get_onbeforeeditfocus(IHTMLElement2 *iface, VARIANT *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p)\n", This, p);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_get_readyStateValue(IHTMLElement2 *iface, LONG *p)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    FIXME("(%p)->(%p)\n", This, p);
    return E_NOTIMPL;
}

static HRESULT WINAPI HTMLElement2_getElementsByTagName(IHTMLElement2 *iface, BSTR v,
                                                       IHTMLElementCollection **pelColl)
{
    HTMLElement *This = HTMLELEM2_THIS(iface);
    nsIDOMNodeList *nslist;
    nsAString tag_str;
    nsresult nsres;

    TRACE("(%p)->(%s %p)\n", This, debugstr_w(v), pelColl);

    nsAString_Init(&tag_str, v);
    nsres = nsIDOMHTMLElement_GetElementsByTagName(This->nselem, &tag_str, &nslist);
    nsAString_Finish(&tag_str);
    if(NS_FAILED(nsres)) {
        ERR("GetElementByTagName failed: %08x\n", nsres);
        return E_FAIL;
    }

    *pelColl = create_collection_from_nodelist(This->node.doc, (IUnknown*)HTMLELEM(This), nslist);
    nsIDOMNodeList_Release(nslist);
    return S_OK;
}

#undef HTMLELEM2_THIS

static const IHTMLElement2Vtbl HTMLElement2Vtbl = {
    HTMLElement2_QueryInterface,
    HTMLElement2_AddRef,
    HTMLElement2_Release,
    HTMLElement2_GetTypeInfoCount,
    HTMLElement2_GetTypeInfo,
    HTMLElement2_GetIDsOfNames,
    HTMLElement2_Invoke,
    HTMLElement2_get_scopeName,
    HTMLElement2_setCapture,
    HTMLElement2_releaseCapture,
    HTMLElement2_put_onlosecapture,
    HTMLElement2_get_onlosecapture,
    HTMLElement2_componentFromPoint,
    HTMLElement2_doScroll,
    HTMLElement2_put_onscroll,
    HTMLElement2_get_onscroll,
    HTMLElement2_put_ondrag,
    HTMLElement2_get_ondrag,
    HTMLElement2_put_ondragend,
    HTMLElement2_get_ondragend,
    HTMLElement2_put_ondragenter,
    HTMLElement2_get_ondragenter,
    HTMLElement2_put_ondragover,
    HTMLElement2_get_ondragover,
    HTMLElement2_put_ondragleave,
    HTMLElement2_get_ondragleave,
    HTMLElement2_put_ondrop,
    HTMLElement2_get_ondrop,
    HTMLElement2_put_onbeforecut,
    HTMLElement2_get_onbeforecut,
    HTMLElement2_put_oncut,
    HTMLElement2_get_oncut,
    HTMLElement2_put_onbeforecopy,
    HTMLElement2_get_onbeforecopy,
    HTMLElement2_put_oncopy,
    HTMLElement2_get_oncopy,
    HTMLElement2_put_onbeforepaste,
    HTMLElement2_get_onbeforepaste,
    HTMLElement2_put_onpaste,
    HTMLElement2_get_onpaste,
    HTMLElement2_get_currentStyle,
    HTMLElement2_put_onpropertychange,
    HTMLElement2_get_onpropertychange,
    HTMLElement2_getClientRects,
    HTMLElement2_getBoundingClientRect,
    HTMLElement2_setExpression,
    HTMLElement2_getExpression,
    HTMLElement2_removeExpression,
    HTMLElement2_put_tabIndex,
    HTMLElement2_get_tabIndex,
    HTMLElement2_focus,
    HTMLElement2_put_accessKey,
    HTMLElement2_get_accessKey,
    HTMLElement2_put_onblur,
    HTMLElement2_get_onblur,
    HTMLElement2_put_onfocus,
    HTMLElement2_get_onfocus,
    HTMLElement2_put_onresize,
    HTMLElement2_get_onresize,
    HTMLElement2_blur,
    HTMLElement2_addFilter,
    HTMLElement2_removeFilter,
    HTMLElement2_get_clientHeight,
    HTMLElement2_get_clientWidth,
    HTMLElement2_get_clientTop,
    HTMLElement2_get_clientLeft,
    HTMLElement2_attachEvent,
    HTMLElement2_detachEvent,
    HTMLElement2_get_readyState,
    HTMLElement2_put_onreadystatechange,
    HTMLElement2_get_onreadystatechange,
    HTMLElement2_put_onrowsdelete,
    HTMLElement2_get_onrowsdelete,
    HTMLElement2_put_onrowsinserted,
    HTMLElement2_get_onrowsinserted,
    HTMLElement2_put_oncellchange,
    HTMLElement2_get_oncellchange,
    HTMLElement2_put_dir,
    HTMLElement2_get_dir,
    HTMLElement2_createControlRange,
    HTMLElement2_get_scrollHeight,
    HTMLElement2_get_scrollWidth,
    HTMLElement2_put_scrollTop,
    HTMLElement2_get_scrollTop,
    HTMLElement2_put_scrollLeft,
    HTMLElement2_get_scrollLeft,
    HTMLElement2_clearAttributes,
    HTMLElement2_mergeAttributes,
    HTMLElement2_put_oncontextmenu,
    HTMLElement2_get_oncontextmenu,
    HTMLElement2_insertAdjecentElement,
    HTMLElement2_applyElement,
    HTMLElement2_getAdjecentText,
    HTMLElement2_replaceAdjecentText,
    HTMLElement2_get_canHandleChildren,
    HTMLElement2_addBehavior,
    HTMLElement2_removeBehavior,
    HTMLElement2_get_runtimeStyle,
    HTMLElement2_get_behaviorUrns,
    HTMLElement2_put_tagUrn,
    HTMLElement2_get_tagUrn,
    HTMLElement2_put_onbeforeeditfocus,
    HTMLElement2_get_onbeforeeditfocus,
    HTMLElement2_get_readyStateValue,
    HTMLElement2_getElementsByTagName,
};

void HTMLElement2_Init(HTMLElement *This)
{
    This->lpHTMLElement2Vtbl = &HTMLElement2Vtbl;
}

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