text: /*
   * Copyright 2006,2007 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 "mshtml_private.h"
  #include "htmlevent.h"
  
  WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
  
  struct HTMLOptionElement {
      HTMLElement element;
  
      IHTMLOptionElement IHTMLOptionElement_iface;
  
      nsIDOMHTMLOptionElement *nsoption;
  };
  
  static inline HTMLOptionElement *impl_from_IHTMLOptionElement(IHTMLOptionElement *iface)
  {
      return CONTAINING_RECORD(iface, HTMLOptionElement, IHTMLOptionElement_iface);
  }
  
  static HRESULT WINAPI HTMLOptionElement_QueryInterface(IHTMLOptionElement *iface,
          REFIID riid, void **ppv)
  {
      HTMLOptionElement *This = impl_from_IHTMLOptionElement(iface);
  
      return IHTMLDOMNode_QueryInterface(&This->element.node.IHTMLDOMNode_iface, riid, ppv);
  }
  
  static ULONG WINAPI HTMLOptionElement_AddRef(IHTMLOptionElement *iface)
  {
      HTMLOptionElement *This = impl_from_IHTMLOptionElement(iface);
  
      return IHTMLDOMNode_AddRef(&This->element.node.IHTMLDOMNode_iface);
  }
  
  static ULONG WINAPI HTMLOptionElement_Release(IHTMLOptionElement *iface)
  {
      HTMLOptionElement *This = impl_from_IHTMLOptionElement(iface);
  
      return IHTMLDOMNode_Release(&This->element.node.IHTMLDOMNode_iface);
  }
  
  static HRESULT WINAPI HTMLOptionElement_GetTypeInfoCount(IHTMLOptionElement *iface, UINT *pctinfo)
  {
      HTMLOptionElement *This = impl_from_IHTMLOptionElement(iface);
      return IDispatchEx_GetTypeInfoCount(&This->element.node.event_target.dispex.IDispatchEx_iface, pctinfo);
  }
  
  static HRESULT WINAPI HTMLOptionElement_GetTypeInfo(IHTMLOptionElement *iface, UINT iTInfo,
                                                LCID lcid, ITypeInfo **ppTInfo)
  {
      HTMLOptionElement *This = impl_from_IHTMLOptionElement(iface);
      return IDispatchEx_GetTypeInfo(&This->element.node.event_target.dispex.IDispatchEx_iface, iTInfo, lcid,
              ppTInfo);
  }
  
  static HRESULT WINAPI HTMLOptionElement_GetIDsOfNames(IHTMLOptionElement *iface, REFIID riid,
                                                  LPOLESTR *rgszNames, UINT cNames,
                                                  LCID lcid, DISPID *rgDispId)
  {
      HTMLOptionElement *This = impl_from_IHTMLOptionElement(iface);
      return IDispatchEx_GetIDsOfNames(&This->element.node.event_target.dispex.IDispatchEx_iface, riid, rgszNames,
              cNames, lcid, rgDispId);
  }
  
  static HRESULT WINAPI HTMLOptionElement_Invoke(IHTMLOptionElement *iface, DISPID dispIdMember,
                              REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
                              VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
  {
      HTMLOptionElement *This = impl_from_IHTMLOptionElement(iface);
      return IDispatchEx_Invoke(&This->element.node.event_target.dispex.IDispatchEx_iface, dispIdMember, riid,
              lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
  }
  
  static HRESULT WINAPI HTMLOptionElement_put_selected(IHTMLOptionElement *iface, VARIANT_BOOL v)
  {
      HTMLOptionElement *This = impl_from_IHTMLOptionElement(iface);
      nsresult nsres;
  
      TRACE("(%p)->(%x)\n", This, v);
  
      nsres = nsIDOMHTMLOptionElement_SetSelected(This->nsoption, v != VARIANT_FALSE);
      if(NS_FAILED(nsres)) {
          ERR("SetSelected failed: %08lx\n", nsres);
          return E_FAIL;
      }
  
      return S_OK;
  }
  
  static HRESULT WINAPI HTMLOptionElement_get_selected(IHTMLOptionElement *iface, VARIANT_BOOL *p)
  {
      HTMLOptionElement *This = impl_from_IHTMLOptionElement(iface);
      cpp_bool selected;
      nsresult nsres;
  
      TRACE("(%p)->(%p)\n", This, p);
  
      nsres = nsIDOMHTMLOptionElement_GetSelected(This->nsoption, &selected);
      if(NS_FAILED(nsres)) {
          ERR("GetSelected failed: %08lx\n", nsres);
          return E_FAIL;
      }
  
      *p = variant_bool(selected);
      return S_OK;
  }
  
  static HRESULT WINAPI HTMLOptionElement_put_value(IHTMLOptionElement *iface, BSTR v)
  {
      HTMLOptionElement *This = impl_from_IHTMLOptionElement(iface);
      nsAString value_str;
      nsresult nsres;
  
      TRACE("(%p)->(%s)\n", This, debugstr_w(v));
  
      nsAString_InitDepend(&value_str, v);
      nsres = nsIDOMHTMLOptionElement_SetValue(This->nsoption, &value_str);
      nsAString_Finish(&value_str);
      if(NS_FAILED(nsres))
          ERR("SetValue failed: %08lx\n", nsres);
  
      return S_OK;
  }
  
  static HRESULT WINAPI HTMLOptionElement_get_value(IHTMLOptionElement *iface, BSTR *p)
  {
      HTMLOptionElement *This = impl_from_IHTMLOptionElement(iface);
      nsAString value_str;
      nsresult nsres;
  
      TRACE("(%p)->(%p)\n", This, p);
  
      nsAString_Init(&value_str, NULL);
      nsres = nsIDOMHTMLOptionElement_GetValue(This->nsoption, &value_str);
      return return_nsstr(nsres, &value_str, p);
  }
  
  static HRESULT WINAPI HTMLOptionElement_put_defaultSelected(IHTMLOptionElement *iface, VARIANT_BOOL v)
  {
      HTMLOptionElement *This = impl_from_IHTMLOptionElement(iface);
      cpp_bool val, selected;
      nsresult nsres;
  
      TRACE("(%p)->(%x)\n", This, v);
  
      val = (v == VARIANT_TRUE);
  
      nsres = nsIDOMHTMLOptionElement_GetSelected(This->nsoption, &selected);
      if(NS_FAILED(nsres)) {
          ERR("GetSelected failed: %08lx\n", nsres);
          return E_FAIL;
      }
  
      nsres = nsIDOMHTMLOptionElement_SetDefaultSelected(This->nsoption, val);
      if(NS_FAILED(nsres)) {
          ERR("SetDefaultSelected failed: %08lx\n", nsres);
          return E_FAIL;
      }
  
      if(val != selected) {
          nsres = nsIDOMHTMLOptionElement_SetSelected(This->nsoption, selected); /* WinAPI will reserve selected property */
          if(NS_FAILED(nsres)) {
              ERR("SetSelected failed: %08lx\n", nsres);
              return E_FAIL;
          }
      }
  
      return S_OK;
  }
  
  static HRESULT WINAPI HTMLOptionElement_get_defaultSelected(IHTMLOptionElement *iface, VARIANT_BOOL *p)
  {
      HTMLOptionElement *This = impl_from_IHTMLOptionElement(iface);
      cpp_bool val;
      nsresult nsres;
  
      TRACE("(%p)->(%p)\n", This, p);
      if(!p)
          return E_POINTER;
      nsres = nsIDOMHTMLOptionElement_GetDefaultSelected(This->nsoption, &val);
      if(NS_FAILED(nsres)) {
          ERR("GetDefaultSelected failed: %08lx\n", nsres);
          return E_FAIL;
      }
  
      *p = variant_bool(val);
      return S_OK;
  }
  
  static HRESULT WINAPI HTMLOptionElement_put_index(IHTMLOptionElement *iface, LONG v)
  {
      HTMLOptionElement *This = impl_from_IHTMLOptionElement(iface);
      FIXME("(%p)->(%ld)\n", This, v);
      return E_NOTIMPL;
  }
  
  static HRESULT WINAPI HTMLOptionElement_get_index(IHTMLOptionElement *iface, LONG *p)
  {
      HTMLOptionElement *This = impl_from_IHTMLOptionElement(iface);
      LONG val;
      nsresult nsres;
  
      TRACE("(%p)->(%p)\n", This, p);
  
      if(!p)
          return E_INVALIDARG;
  
      nsres = nsIDOMHTMLOptionElement_GetIndex(This->nsoption, &val);
      if(NS_FAILED(nsres)) {
          ERR("GetIndex failed: %08lx\n", nsres);
          return E_FAIL;
      }
      *p = val;
      return S_OK;
  }
  
  static HRESULT WINAPI HTMLOptionElement_put_text(IHTMLOptionElement *iface, BSTR v)
  {
      HTMLOptionElement *This = impl_from_IHTMLOptionElement(iface);
      nsIDOMText *text_node;
      nsAString text_str;
      nsIDOMNode *tmp;
      nsresult nsres;
  
      TRACE("(%p)->(%s)\n", This, debugstr_w(v));
  
      if(!This->element.node.doc->nsdoc) {
          WARN("NULL nsdoc\n");
          return E_UNEXPECTED;
      }
  
      while(1) {
          nsIDOMNode *child;
  
          nsres = nsIDOMElement_GetFirstChild(This->element.dom_element, &child);
          if(NS_FAILED(nsres) || !child)
              break;
  
          nsres = nsIDOMElement_RemoveChild(This->element.dom_element, child, &tmp);
          nsIDOMNode_Release(child);
          if(NS_SUCCEEDED(nsres)) {
              nsIDOMNode_Release(tmp);
          }else {
              ERR("RemoveChild failed: %08lx\n", nsres);
              break;
          }
      }
  
      nsAString_InitDepend(&text_str, v);
      nsres = nsIDOMHTMLDocument_CreateTextNode(This->element.node.doc->nsdoc, &text_str, &text_node);
      nsAString_Finish(&text_str);
      if(NS_FAILED(nsres)) {
          ERR("CreateTextNode failed: %08lx\n", nsres);
          return E_FAIL;
      }
  
      nsres = nsIDOMElement_AppendChild(This->element.dom_element, (nsIDOMNode*)text_node, &tmp);
      if(NS_SUCCEEDED(nsres))
          nsIDOMNode_Release(tmp);
      else
          ERR("AppendChild failed: %08lx\n", nsres);
  
      return S_OK;
  }
  
  static HRESULT WINAPI HTMLOptionElement_get_text(IHTMLOptionElement *iface, BSTR *p)
  {
      HTMLOptionElement *This = impl_from_IHTMLOptionElement(iface);
      nsAString text_str;
      nsresult nsres;
  
      TRACE("(%p)->(%p)\n", This, p);
  
      nsAString_Init(&text_str, NULL);
      nsres = nsIDOMHTMLOptionElement_GetText(This->nsoption, &text_str);
      return return_nsstr(nsres, &text_str, p);
  }
  
  static HRESULT WINAPI HTMLOptionElement_get_form(IHTMLOptionElement *iface, IHTMLFormElement **p)
  {
      HTMLOptionElement *This = impl_from_IHTMLOptionElement(iface);
      nsIDOMHTMLFormElement *nsform;
      nsresult nsres;
  
      TRACE("(%p)->(%p)\n", This, p);
  
      if(!p)
          return E_POINTER;
  
      nsres = nsIDOMHTMLOptionElement_GetForm(This->nsoption, &nsform);
      return return_nsform(nsres, nsform, p);
  }
  
  static const IHTMLOptionElementVtbl HTMLOptionElementVtbl = {
      HTMLOptionElement_QueryInterface,
      HTMLOptionElement_AddRef,
      HTMLOptionElement_Release,
      HTMLOptionElement_GetTypeInfoCount,
      HTMLOptionElement_GetTypeInfo,
      HTMLOptionElement_GetIDsOfNames,
      HTMLOptionElement_Invoke,
      HTMLOptionElement_put_selected,
      HTMLOptionElement_get_selected,
      HTMLOptionElement_put_value,
      HTMLOptionElement_get_value,
      HTMLOptionElement_put_defaultSelected,
      HTMLOptionElement_get_defaultSelected,
      HTMLOptionElement_put_index,
      HTMLOptionElement_get_index,
      HTMLOptionElement_put_text,
      HTMLOptionElement_get_text,
      HTMLOptionElement_get_form
  };
  
  static inline HTMLOptionElement *HTMLOptionElement_from_HTMLDOMNode(HTMLDOMNode *iface)
  {
      return CONTAINING_RECORD(iface, HTMLOptionElement, element.node);
  }
  
  static HRESULT HTMLOptionElement_QI(HTMLDOMNode *iface, REFIID riid, void **ppv)
  {
      HTMLOptionElement *This = HTMLOptionElement_from_HTMLDOMNode(iface);
  
      *ppv = NULL;
  
      if(IsEqualGUID(&IID_IUnknown, riid)) {
          TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
          *ppv = &This->IHTMLOptionElement_iface;
      }else if(IsEqualGUID(&IID_IDispatch, riid)) {
          TRACE("(%p)->(IID_IDispatch %p)\n", This, ppv);
          *ppv = &This->IHTMLOptionElement_iface;
      }else if(IsEqualGUID(&IID_IHTMLOptionElement, riid)) {
          TRACE("(%p)->(IID_IHTMLOptionElement %p)\n", This, ppv);
          *ppv = &This->IHTMLOptionElement_iface;
      }
  
      if(*ppv) {
          IUnknown_AddRef((IUnknown*)*ppv);
          return S_OK;
      }
  
      return HTMLElement_QI(&This->element.node, riid, ppv);
  }
  
  static void HTMLOptionElement_traverse(HTMLDOMNode *iface, nsCycleCollectionTraversalCallback *cb)
  {
      HTMLOptionElement *This = HTMLOptionElement_from_HTMLDOMNode(iface);
  
      if(This->nsoption)
          note_cc_edge((nsISupports*)This->nsoption, "This->nsoption", cb);
  }
  
  static void HTMLOptionElement_unlink(HTMLDOMNode *iface)
  {
      HTMLOptionElement *This = HTMLOptionElement_from_HTMLDOMNode(iface);
  
      if(This->nsoption) {
          nsIDOMHTMLOptionElement *nsoption = This->nsoption;
  
          This->nsoption = NULL;
          nsIDOMHTMLOptionElement_Release(nsoption);
      }
  }
  
  static const NodeImplVtbl HTMLOptionElementImplVtbl = {
      &CLSID_HTMLOptionElement,
      HTMLOptionElement_QI,
      HTMLElement_destructor,
      HTMLElement_cpc,
      HTMLElement_clone,
      HTMLElement_handle_event,
      HTMLElement_get_attr_col,
      NULL,
      NULL,
      NULL,
      NULL,
      NULL,
      NULL,
      NULL,
      NULL,
      HTMLOptionElement_traverse,
      HTMLOptionElement_unlink
  };
  
  static const tid_t HTMLOptionElement_iface_tids[] = {
      HTMLELEMENT_TIDS,
      IHTMLOptionElement_tid,
      0
  };
  static dispex_static_data_t HTMLOptionElement_dispex = {
      L"HTMLOptionElement",
      NULL,
      DispHTMLOptionElement_tid,
      HTMLOptionElement_iface_tids,
      HTMLElement_init_dispex_info
  };
  
  HRESULT HTMLOptionElement_Create(HTMLDocumentNode *doc, nsIDOMElement *nselem, HTMLElement **elem)
  {
      HTMLOptionElement *ret;
      nsresult nsres;
  
      ret = heap_alloc_zero(sizeof(HTMLOptionElement));
      if(!ret)
          return E_OUTOFMEMORY;
  
      ret->IHTMLOptionElement_iface.lpVtbl = &HTMLOptionElementVtbl;
      ret->element.node.vtbl = &HTMLOptionElementImplVtbl;
  
      HTMLElement_Init(&ret->element, doc, nselem, &HTMLOptionElement_dispex);
  
      nsres = nsIDOMElement_QueryInterface(nselem, &IID_nsIDOMHTMLOptionElement, (void**)&ret->nsoption);
      assert(nsres == NS_OK);
  
      *elem = &ret->element;
      return S_OK;
  }
  
  static inline HTMLOptionElementFactory *impl_from_IHTMLOptionElementFactory(IHTMLOptionElementFactory *iface)
  {
      return CONTAINING_RECORD(iface, HTMLOptionElementFactory, IHTMLOptionElementFactory_iface);
  }
  
  static HRESULT WINAPI HTMLOptionElementFactory_QueryInterface(IHTMLOptionElementFactory *iface,
                                                                REFIID riid, void **ppv)
  {
      HTMLOptionElementFactory *This = impl_from_IHTMLOptionElementFactory(iface);
  
      TRACE("(%p)->(%s %p)\n", This, debugstr_mshtml_guid(riid), ppv);
  
      if(IsEqualGUID(&IID_IUnknown, riid)) {
          *ppv = &This->IHTMLOptionElementFactory_iface;
      }else if(IsEqualGUID(&IID_IDispatch, riid)) {
          *ppv = &This->IHTMLOptionElementFactory_iface;
      }else if(IsEqualGUID(&IID_IHTMLOptionElementFactory, riid)) {
          *ppv = &This->IHTMLOptionElementFactory_iface;
      }else if(dispex_query_interface(&This->dispex, riid, ppv)) {
          return *ppv ? S_OK : E_NOINTERFACE;
      }else {
          *ppv = NULL;
          WARN("(%p)->(%s %p)\n", This, debugstr_mshtml_guid(riid), ppv);
          return E_NOINTERFACE;
      }
  
      IUnknown_AddRef((IUnknown*)*ppv);
      return S_OK;
  }
  
  static ULONG WINAPI HTMLOptionElementFactory_AddRef(IHTMLOptionElementFactory *iface)
  {
      HTMLOptionElementFactory *This = impl_from_IHTMLOptionElementFactory(iface);
      LONG ref = InterlockedIncrement(&This->ref);
  
      TRACE("(%p) ref=%ld\n", This, ref);
  
      return ref;
  }
  
  static ULONG WINAPI HTMLOptionElementFactory_Release(IHTMLOptionElementFactory *iface)
  {
      HTMLOptionElementFactory *This = impl_from_IHTMLOptionElementFactory(iface);
      LONG ref = InterlockedDecrement(&This->ref);
  
      TRACE("(%p) ref=%ld\n", This, ref);
  
      if(!ref) {
          release_dispex(&This->dispex);
          heap_free(This);
      }
  
      return ref;
  }
  
  static HRESULT WINAPI HTMLOptionElementFactory_GetTypeInfoCount(IHTMLOptionElementFactory *iface, UINT *pctinfo)
  {
      HTMLOptionElementFactory *This = impl_from_IHTMLOptionElementFactory(iface);
      return IDispatchEx_GetTypeInfoCount(&This->dispex.IDispatchEx_iface, pctinfo);
  }
  
  static HRESULT WINAPI HTMLOptionElementFactory_GetTypeInfo(IHTMLOptionElementFactory *iface, UINT iTInfo,
                                                LCID lcid, ITypeInfo **ppTInfo)
  {
      HTMLOptionElementFactory *This = impl_from_IHTMLOptionElementFactory(iface);
      return IDispatchEx_GetTypeInfo(&This->dispex.IDispatchEx_iface, iTInfo, lcid, ppTInfo);
  }
  
  static HRESULT WINAPI HTMLOptionElementFactory_GetIDsOfNames(IHTMLOptionElementFactory *iface, REFIID riid,
                                                  LPOLESTR *rgszNames, UINT cNames,
                                                  LCID lcid, DISPID *rgDispId)
  {
      HTMLOptionElementFactory *This = impl_from_IHTMLOptionElementFactory(iface);
      return IDispatchEx_GetIDsOfNames(&This->dispex.IDispatchEx_iface, riid, rgszNames, cNames, lcid, rgDispId);
  }
  
  static HRESULT WINAPI HTMLOptionElementFactory_Invoke(IHTMLOptionElementFactory *iface, DISPID dispIdMember,
                              REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
                              VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
  {
      HTMLOptionElementFactory *This = impl_from_IHTMLOptionElementFactory(iface);
      return IDispatchEx_Invoke(&This->dispex.IDispatchEx_iface, dispIdMember, riid, lcid, wFlags, pDispParams,
              pVarResult, pExcepInfo, puArgErr);
  }
  
  static HRESULT WINAPI HTMLOptionElementFactory_create(IHTMLOptionElementFactory *iface,
          VARIANT text, VARIANT value, VARIANT defaultselected, VARIANT selected,
          IHTMLOptionElement **optelem)
  {
      HTMLOptionElementFactory *This = impl_from_IHTMLOptionElementFactory(iface);
      nsIDOMElement *nselem;
      HTMLDOMNode *node;
      HRESULT hres;
  
      TRACE("(%p)->(%s %s %s %s %p)\n", This, debugstr_variant(&text), debugstr_variant(&value),
            debugstr_variant(&defaultselected), debugstr_variant(&selected), optelem);
  
      if(!This->window || !This->window->doc) {
          WARN("NULL doc\n");
          return E_UNEXPECTED;
      }
  
      *optelem = NULL;
  
      hres = create_nselem(This->window->doc, L"OPTION", &nselem);
      if(FAILED(hres))
          return hres;
  
      hres = get_node((nsIDOMNode*)nselem, TRUE, &node);
      nsIDOMElement_Release(nselem);
      if(FAILED(hres))
          return hres;
  
      hres = IHTMLDOMNode_QueryInterface(&node->IHTMLDOMNode_iface,
              &IID_IHTMLOptionElement, (void**)optelem);
      node_release(node);
  
      if(V_VT(&text) == VT_BSTR)
          IHTMLOptionElement_put_text(*optelem, V_BSTR(&text));
      else if(V_VT(&text) != VT_EMPTY)
          FIXME("Unsupported text %s\n", debugstr_variant(&text));
  
      if(V_VT(&value) == VT_BSTR)
          IHTMLOptionElement_put_value(*optelem, V_BSTR(&value));
      else if(V_VT(&value) != VT_EMPTY)
          FIXME("Unsupported value %s\n", debugstr_variant(&value));
  
      if(V_VT(&defaultselected) != VT_EMPTY)
          FIXME("Unsupported defaultselected %s\n", debugstr_variant(&defaultselected));
      if(V_VT(&selected) != VT_EMPTY)
          FIXME("Unsupported selected %s\n", debugstr_variant(&selected));
  
      return S_OK;
  }
  
  static const IHTMLOptionElementFactoryVtbl HTMLOptionElementFactoryVtbl = {
      HTMLOptionElementFactory_QueryInterface,
      HTMLOptionElementFactory_AddRef,
      HTMLOptionElementFactory_Release,
      HTMLOptionElementFactory_GetTypeInfoCount,
      HTMLOptionElementFactory_GetTypeInfo,
      HTMLOptionElementFactory_GetIDsOfNames,
      HTMLOptionElementFactory_Invoke,
      HTMLOptionElementFactory_create
  };
  
  static inline HTMLOptionElementFactory *HTMLOptionElementFactory_from_DispatchEx(DispatchEx *iface)
  {
      return CONTAINING_RECORD(iface, HTMLOptionElementFactory, dispex);
  }
  
  static HRESULT HTMLOptionElementFactory_value(DispatchEx *dispex, LCID lcid,
          WORD flags, DISPPARAMS *params, VARIANT *res, EXCEPINFO *ei,
          IServiceProvider *caller)
  {
      HTMLOptionElementFactory *This = HTMLOptionElementFactory_from_DispatchEx(dispex);
      unsigned int i, argc = params->cArgs - params->cNamedArgs;
      IHTMLOptionElement *opt;
      VARIANT empty, *arg[4];
      HRESULT hres;
  
      if(flags != DISPATCH_CONSTRUCT) {
          FIXME("flags %x not supported\n", flags);
          return E_NOTIMPL;
      }
  
      V_VT(res) = VT_NULL;
      V_VT(&empty) = VT_EMPTY;
  
      for(i = 0; i < ARRAY_SIZE(arg); i++)
          arg[i] = argc > i ? &params->rgvarg[params->cArgs - 1 - i] : &empty;
  
      hres = IHTMLOptionElementFactory_create(&This->IHTMLOptionElementFactory_iface,
                                              *arg[0], *arg[1], *arg[2], *arg[3], &opt);
      if(FAILED(hres))
          return hres;
  
      V_VT(res) = VT_DISPATCH;
      V_DISPATCH(res) = (IDispatch*)opt;
  
      return S_OK;
  }
  
  static const tid_t HTMLOptionElementFactory_iface_tids[] = {
      IHTMLOptionElementFactory_tid,
      0
  };
  
  static const dispex_static_data_vtbl_t HTMLOptionElementFactory_dispex_vtbl = {
      HTMLOptionElementFactory_value,
      NULL,
      NULL,
      NULL
  };
  
  static dispex_static_data_t HTMLOptionElementFactory_dispex = {
      L"Function",
      &HTMLOptionElementFactory_dispex_vtbl,
      IHTMLOptionElementFactory_tid,
      HTMLOptionElementFactory_iface_tids,
      HTMLElement_init_dispex_info
  };
  
  HRESULT HTMLOptionElementFactory_Create(HTMLInnerWindow *window, HTMLOptionElementFactory **ret_ptr)
  {
      HTMLOptionElementFactory *ret;
  
      ret = heap_alloc(sizeof(*ret));
      if(!ret)
          return E_OUTOFMEMORY;
  
      ret->IHTMLOptionElementFactory_iface.lpVtbl = &HTMLOptionElementFactoryVtbl;
      ret->ref = 1;
      ret->window = window;
  
      init_dispatch(&ret->dispex, (IUnknown*)&ret->IHTMLOptionElementFactory_iface,
                    &HTMLOptionElementFactory_dispex, dispex_compat_mode(&window->event_target.dispex));
  
      *ret_ptr = ret;
      return S_OK;
  }
  
  struct HTMLSelectElement {
      HTMLElement element;
  
      IHTMLSelectElement IHTMLSelectElement_iface;
  
      nsIDOMHTMLSelectElement *nsselect;
  };
  
  static inline HTMLSelectElement *impl_from_IHTMLSelectElement(IHTMLSelectElement *iface)
  {
      return CONTAINING_RECORD(iface, HTMLSelectElement, IHTMLSelectElement_iface);
  }
  
  static HRESULT htmlselect_item(HTMLSelectElement *This, int i, IDispatch **ret)
  {
      nsIDOMHTMLOptionsCollection *nscol;
      nsIDOMNode *nsnode;
      nsresult nsres;
      HRESULT hres;
  
      nsres = nsIDOMHTMLSelectElement_GetOptions(This->nsselect, &nscol);
      if(NS_FAILED(nsres)) {
          ERR("GetOptions failed: %08lx\n", nsres);
          return E_FAIL;
      }
  
      nsres = nsIDOMHTMLOptionsCollection_Item(nscol, i, &nsnode);
      nsIDOMHTMLOptionsCollection_Release(nscol);
      if(NS_FAILED(nsres)) {
          ERR("Item failed: %08lx\n", nsres);
          return E_FAIL;
      }
  
      if(nsnode) {
          HTMLDOMNode *node;
  
          hres = get_node(nsnode, TRUE, &node);
          nsIDOMNode_Release(nsnode);
          if(FAILED(hres))
              return hres;
  
          *ret = (IDispatch*)&node->IHTMLDOMNode_iface;
      }else {
          *ret = NULL;
      }
      return S_OK;
  }
  
  static HRESULT WINAPI HTMLSelectElement_QueryInterface(IHTMLSelectElement *iface,
                                                           REFIID riid, void **ppv)
  {
      HTMLSelectElement *This = impl_from_IHTMLSelectElement(iface);
  
      return IHTMLDOMNode_QueryInterface(&This->element.node.IHTMLDOMNode_iface, riid, ppv);
  }
  
  static ULONG WINAPI HTMLSelectElement_AddRef(IHTMLSelectElement *iface)
  {
      HTMLSelectElement *This = impl_from_IHTMLSelectElement(iface);
  
      return IHTMLDOMNode_AddRef(&This->element.node.IHTMLDOMNode_iface);
  }
  
  static ULONG WINAPI HTMLSelectElement_Release(IHTMLSelectElement *iface)
  {
      HTMLSelectElement *This = impl_from_IHTMLSelectElement(iface);
  
      return IHTMLDOMNode_Release(&This->element.node.IHTMLDOMNode_iface);
  }
  
  static HRESULT WINAPI HTMLSelectElement_GetTypeInfoCount(IHTMLSelectElement *iface, UINT *pctinfo)
  {
      HTMLSelectElement *This = impl_from_IHTMLSelectElement(iface);
  
      return IDispatchEx_GetTypeInfoCount(&This->element.node.event_target.dispex.IDispatchEx_iface, pctinfo);
  }
  
  static HRESULT WINAPI HTMLSelectElement_GetTypeInfo(IHTMLSelectElement *iface, UINT iTInfo,
                                                LCID lcid, ITypeInfo **ppTInfo)
  {
      HTMLSelectElement *This = impl_from_IHTMLSelectElement(iface);
  
      return IDispatchEx_GetTypeInfo(&This->element.node.event_target.dispex.IDispatchEx_iface, iTInfo, lcid,
              ppTInfo);
  }
  
  static HRESULT WINAPI HTMLSelectElement_GetIDsOfNames(IHTMLSelectElement *iface, REFIID riid,
                                                  LPOLESTR *rgszNames, UINT cNames,
                                                  LCID lcid, DISPID *rgDispId)
  {
      HTMLSelectElement *This = impl_from_IHTMLSelectElement(iface);
  
      return IDispatchEx_GetIDsOfNames(&This->element.node.event_target.dispex.IDispatchEx_iface, riid, rgszNames,
              cNames, lcid, rgDispId);
  }
  
  static HRESULT WINAPI HTMLSelectElement_Invoke(IHTMLSelectElement *iface, DISPID dispIdMember,
                              REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
                              VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
  {
      HTMLSelectElement *This = impl_from_IHTMLSelectElement(iface);
  
      return IDispatchEx_Invoke(&This->element.node.event_target.dispex.IDispatchEx_iface, dispIdMember, riid,
              lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
  }
  
  static HRESULT WINAPI HTMLSelectElement_put_size(IHTMLSelectElement *iface, LONG v)
  {
      HTMLSelectElement *This = impl_from_IHTMLSelectElement(iface);
      nsresult nsres;
  
      TRACE("(%p)->(%ld)\n", This, v);
      if(v < 0)
          return CTL_E_INVALIDPROPERTYVALUE;
  
      nsres = nsIDOMHTMLSelectElement_SetSize(This->nsselect, v);
      if(NS_FAILED(nsres)) {
          ERR("SetSize failed: %08lx\n", nsres);
          return E_FAIL;
      }
      return S_OK;
  }
  
  static HRESULT WINAPI HTMLSelectElement_get_size(IHTMLSelectElement *iface, LONG *p)
  {
      HTMLSelectElement *This = impl_from_IHTMLSelectElement(iface);
      UINT32 val;
      nsresult nsres;
  
      TRACE("(%p)->(%p)\n", This, p);
      if(!p)
          return E_INVALIDARG;
  
      nsres = nsIDOMHTMLSelectElement_GetSize(This->nsselect, &val);
      if(NS_FAILED(nsres)) {
          ERR("GetSize failed: %08lx\n", nsres);
          return E_FAIL;
      }
      *p = val;
      return S_OK;
  }
  
  static HRESULT WINAPI HTMLSelectElement_put_multiple(IHTMLSelectElement *iface, VARIANT_BOOL v)
  {
      HTMLSelectElement *This = impl_from_IHTMLSelectElement(iface);
      nsresult nsres;
  
      TRACE("(%p)->(%x)\n", This, v);
  
      nsres = nsIDOMHTMLSelectElement_SetMultiple(This->nsselect, !!v);
      assert(nsres == NS_OK);
      return S_OK;
  }
  
  static HRESULT WINAPI HTMLSelectElement_get_multiple(IHTMLSelectElement *iface, VARIANT_BOOL *p)
  {
      HTMLSelectElement *This = impl_from_IHTMLSelectElement(iface);
      cpp_bool val;
      nsresult nsres;
  
      TRACE("(%p)->(%p)\n", This, p);
  
      nsres = nsIDOMHTMLSelectElement_GetMultiple(This->nsselect, &val);
      assert(nsres == NS_OK);
  
      *p = variant_bool(val);
      return S_OK;
  }
  
  static HRESULT WINAPI HTMLSelectElement_put_name(IHTMLSelectElement *iface, BSTR v)
  {
      HTMLSelectElement *This = impl_from_IHTMLSelectElement(iface);
      nsAString str;
      nsresult nsres;
  
      TRACE("(%p)->(%s)\n", This, debugstr_w(v));
      nsAString_InitDepend(&str, v);
      nsres = nsIDOMHTMLSelectElement_SetName(This->nsselect, &str);
      nsAString_Finish(&str);
  
      if(NS_FAILED(nsres)) {
          ERR("SetName failed: %08lx\n", nsres);
          return E_FAIL;
      }
      return S_OK;
  }
  
  static HRESULT WINAPI HTMLSelectElement_get_name(IHTMLSelectElement *iface, BSTR *p)
  {
      HTMLSelectElement *This = impl_from_IHTMLSelectElement(iface);
      nsAString name_str;
      nsresult nsres;
  
      TRACE("(%p)->(%p)\n", This, p);
  
      nsAString_Init(&name_str, NULL);
      nsres = nsIDOMHTMLSelectElement_GetName(This->nsselect, &name_str);
  
      return return_nsstr(nsres, &name_str, p);
  }
  
  static HRESULT WINAPI HTMLSelectElement_get_options(IHTMLSelectElement *iface, IDispatch **p)
  {
      HTMLSelectElement *This = impl_from_IHTMLSelectElement(iface);
  
      TRACE("(%p)->(%p)\n", This, p);
  
      *p = (IDispatch*)&This->IHTMLSelectElement_iface;
      IDispatch_AddRef(*p);
      return S_OK;
  }
  
  static HRESULT WINAPI HTMLSelectElement_put_onchange(IHTMLSelectElement *iface, VARIANT v)
  {
      HTMLSelectElement *This = impl_from_IHTMLSelectElement(iface);
  
      TRACE("(%p)->()\n", This);
  
      return set_node_event(&This->element.node, EVENTID_CHANGE, &v);
  }
  
  static HRESULT WINAPI HTMLSelectElement_get_onchange(IHTMLSelectElement *iface, VARIANT *p)
  {
      HTMLSelectElement *This = impl_from_IHTMLSelectElement(iface);
      FIXME("(%p)->(%p)\n", This, p);
      return E_NOTIMPL;
  }
  
  static HRESULT WINAPI HTMLSelectElement_put_selectedIndex(IHTMLSelectElement *iface, LONG v)
  {
      HTMLSelectElement *This = impl_from_IHTMLSelectElement(iface);
      nsresult nsres;
  
      TRACE("(%p)->(%ld)\n", This, v);
  
      nsres = nsIDOMHTMLSelectElement_SetSelectedIndex(This->nsselect, v);
      if(NS_FAILED(nsres))
          ERR("SetSelectedIndex failed: %08lx\n", nsres);
  
      return S_OK;
  }
  
  static HRESULT WINAPI HTMLSelectElement_get_selectedIndex(IHTMLSelectElement *iface, LONG *p)
  {
      HTMLSelectElement *This = impl_from_IHTMLSelectElement(iface);
      nsresult nsres;
  
      TRACE("(%p)->(%p)\n", This, p);
  
      nsres = nsIDOMHTMLSelectElement_GetSelectedIndex(This->nsselect, p);
      if(NS_FAILED(nsres)) {
          ERR("GetSelectedIndex failed: %08lx\n", nsres);
          return E_FAIL;
      }
  
      return S_OK;
  }
  
  static HRESULT WINAPI HTMLSelectElement_get_type(IHTMLSelectElement *iface, BSTR *p)
  {
      HTMLSelectElement *This = impl_from_IHTMLSelectElement(iface);
      nsAString type_str;
      nsresult nsres;
  
      TRACE("(%p)->(%p)\n", This, p);
  
      nsAString_Init(&type_str, NULL);
      nsres = nsIDOMHTMLSelectElement_GetType(This->nsselect, &type_str);
      return return_nsstr(nsres, &type_str, p);
  }
  
  static HRESULT WINAPI HTMLSelectElement_put_value(IHTMLSelectElement *iface, BSTR v)
  {
      HTMLSelectElement *This = impl_from_IHTMLSelectElement(iface);
      nsAString value_str;
      nsresult nsres;
  
      TRACE("(%p)->(%s)\n", This, debugstr_w(v));
  
      nsAString_InitDepend(&value_str, v);
      nsres = nsIDOMHTMLSelectElement_SetValue(This->nsselect, &value_str);
      nsAString_Finish(&value_str);
      if(NS_FAILED(nsres))
          ERR("SetValue failed: %08lx\n", nsres);
  
      return S_OK;
  }
  
  static HRESULT WINAPI HTMLSelectElement_get_value(IHTMLSelectElement *iface, BSTR *p)
  {
      HTMLSelectElement *This = impl_from_IHTMLSelectElement(iface);
      nsAString value_str;
      nsresult nsres;
  
      TRACE("(%p)->(%p)\n", This, p);
  
      nsAString_Init(&value_str, NULL);
      nsres = nsIDOMHTMLSelectElement_GetValue(This->nsselect, &value_str);
      return return_nsstr(nsres, &value_str, p);
  }
  
  static HRESULT WINAPI HTMLSelectElement_put_disabled(IHTMLSelectElement *iface, VARIANT_BOOL v)
  {
      HTMLSelectElement *This = impl_from_IHTMLSelectElement(iface);
      nsresult nsres;
  
      TRACE("(%p)->(%x)\n", This, v);
  
      nsres = nsIDOMHTMLSelectElement_SetDisabled(This->nsselect, v != VARIANT_FALSE);
      if(NS_FAILED(nsres)) {
          ERR("SetDisabled failed: %08lx\n", nsres);
          return E_FAIL;
      }
  
      return S_OK;
  }
  
  static HRESULT WINAPI HTMLSelectElement_get_disabled(IHTMLSelectElement *iface, VARIANT_BOOL *p)
  {
      HTMLSelectElement *This = impl_from_IHTMLSelectElement(iface);
      cpp_bool disabled = FALSE;
      nsresult nsres;
  
      TRACE("(%p)->(%p)\n", This, p);
  
      nsres = nsIDOMHTMLSelectElement_GetDisabled(This->nsselect, &disabled);
      if(NS_FAILED(nsres)) {
          ERR("GetDisabled failed: %08lx\n", nsres);
          return E_FAIL;
      }
  
      *p = variant_bool(disabled);
      return S_OK;
  }
  
  static HRESULT WINAPI HTMLSelectElement_get_form(IHTMLSelectElement *iface, IHTMLFormElement **p)
  {
      HTMLSelectElement *This = impl_from_IHTMLSelectElement(iface);
      nsIDOMHTMLFormElement *nsform;
      nsresult nsres;
  
      TRACE("(%p)->(%p)\n", This, p);
  
      if(!p)
          return E_POINTER;
  
      nsres = nsIDOMHTMLSelectElement_GetForm(This->nsselect, &nsform);
      return return_nsform(nsres, nsform, p);
  }
  
  static HRESULT WINAPI HTMLSelectElement_add(IHTMLSelectElement *iface, IHTMLElement *element,
                                              VARIANT before)
  {
      HTMLSelectElement *This = impl_from_IHTMLSelectElement(iface);
      nsIWritableVariant *nsvariant;
      HTMLElement *element_obj;
      nsresult nsres;
  
      TRACE("(%p)->(%p %s)\n", This, element, debugstr_variant(&before));
  
      element_obj = unsafe_impl_from_IHTMLElement(element);
      if(!element_obj) {
          FIXME("External IHTMLElement implementation?\n");
          return E_INVALIDARG;
      }
  
      if(!element_obj->html_element) {
          FIXME("Not HTML element\n");
          return E_NOTIMPL;
      }
  
      nsvariant = create_nsvariant();
      if(!nsvariant)
          return E_FAIL;
  
      switch(V_VT(&before)) {
      case VT_EMPTY:
      case VT_ERROR:
          nsres = nsIWritableVariant_SetAsEmpty(nsvariant);
          break;
      case VT_I2:
          nsres = nsIWritableVariant_SetAsInt16(nsvariant, V_I2(&before));
          break;
      default:
          FIXME("unhandled before %s\n", debugstr_variant(&before));
          nsIWritableVariant_Release(nsvariant);
          return E_NOTIMPL;
      }
  
      if(NS_SUCCEEDED(nsres))
          nsres = nsIDOMHTMLSelectElement_Add(This->nsselect, element_obj->html_element, (nsIVariant*)nsvariant);
      nsIWritableVariant_Release(nsvariant);
      if(NS_FAILED(nsres)) {
          ERR("Add failed: %08lx\n", nsres);
          return E_FAIL;
      }
  
      return S_OK;
  }
  
  static HRESULT WINAPI HTMLSelectElement_remove(IHTMLSelectElement *iface, LONG index)
  {
      HTMLSelectElement *This = impl_from_IHTMLSelectElement(iface);
      nsresult nsres;
      TRACE("(%p)->(%ld)\n", This, index);
      if(index < 0)
          return E_INVALIDARG;
  
      nsres = nsIDOMHTMLSelectElement_select_Remove(This->nsselect, index);
      if(NS_FAILED(nsres)) {
          ERR("Remove failed: %08lx\n", nsres);
          return E_FAIL;
      }
      return S_OK;
  }
  
  static HRESULT WINAPI HTMLSelectElement_put_length(IHTMLSelectElement *iface, LONG v)
  {
      HTMLSelectElement *This = impl_from_IHTMLSelectElement(iface);
      nsresult nsres;
  
      TRACE("(%p)->(%ld)\n", This, v);
  
      nsres = nsIDOMHTMLSelectElement_SetLength(This->nsselect, v);
      if(NS_FAILED(nsres))
          ERR("SetLength failed: %08lx\n", nsres);
  
      return S_OK;
  }
  
  static HRESULT WINAPI HTMLSelectElement_get_length(IHTMLSelectElement *iface, LONG *p)
  {
      HTMLSelectElement *This = impl_from_IHTMLSelectElement(iface);
      UINT32 length = 0;
      nsresult nsres;
  
      TRACE("(%p)->(%p)\n", This, p);
  
      nsres = nsIDOMHTMLSelectElement_GetLength(This->nsselect, &length);
      if(NS_FAILED(nsres))
          ERR("GetLength failed: %08lx\n", nsres);
  
      *p = length;
  
      TRACE("ret %ld\n", *p);
      return S_OK;
  }
  
  static HRESULT WINAPI HTMLSelectElement_get__newEnum(IHTMLSelectElement *iface, IUnknown **p)
  {
      HTMLSelectElement *This = impl_from_IHTMLSelectElement(iface);
      FIXME("(%p)->(%p)\n", This, p);
      return E_NOTIMPL;
  }
  
  static HRESULT WINAPI HTMLSelectElement_item(IHTMLSelectElement *iface, VARIANT name,
                                               VARIANT index, IDispatch **pdisp)
  {
      HTMLSelectElement *This = impl_from_IHTMLSelectElement(iface);
  
      TRACE("(%p)->(%s %s %p)\n", This, debugstr_variant(&name), debugstr_variant(&index), pdisp);
  
      if(!pdisp)
          return E_POINTER;
      *pdisp = NULL;
  
      if(V_VT(&name) == VT_I4) {
          if(V_I4(&name) < 0)
              return E_INVALIDARG;
          return htmlselect_item(This, V_I4(&name), pdisp);
      }
  
      FIXME("Unsupported args\n");
      return E_NOTIMPL;
  }
  
  static HRESULT WINAPI HTMLSelectElement_tags(IHTMLSelectElement *iface, VARIANT tagName,
                                               IDispatch **pdisp)
  {
      HTMLSelectElement *This = impl_from_IHTMLSelectElement(iface);
      FIXME("(%p)->(v %p)\n", This, pdisp);
      return E_NOTIMPL;
  }
  
  static const IHTMLSelectElementVtbl HTMLSelectElementVtbl = {
      HTMLSelectElement_QueryInterface,
      HTMLSelectElement_AddRef,
      HTMLSelectElement_Release,
      HTMLSelectElement_GetTypeInfoCount,
      HTMLSelectElement_GetTypeInfo,
      HTMLSelectElement_GetIDsOfNames,
      HTMLSelectElement_Invoke,
      HTMLSelectElement_put_size,
      HTMLSelectElement_get_size,
      HTMLSelectElement_put_multiple,
      HTMLSelectElement_get_multiple,
      HTMLSelectElement_put_name,
      HTMLSelectElement_get_name,
      HTMLSelectElement_get_options,
      HTMLSelectElement_put_onchange,
      HTMLSelectElement_get_onchange,
      HTMLSelectElement_put_selectedIndex,
      HTMLSelectElement_get_selectedIndex,
      HTMLSelectElement_get_type,
      HTMLSelectElement_put_value,
      HTMLSelectElement_get_value,
      HTMLSelectElement_put_disabled,
      HTMLSelectElement_get_disabled,
      HTMLSelectElement_get_form,
      HTMLSelectElement_add,
      HTMLSelectElement_remove,
      HTMLSelectElement_put_length,
      HTMLSelectElement_get_length,
      HTMLSelectElement_get__newEnum,
      HTMLSelectElement_item,
      HTMLSelectElement_tags
  };
  
  static inline HTMLSelectElement *impl_from_HTMLDOMNode(HTMLDOMNode *iface)
  {
      return CONTAINING_RECORD(iface, HTMLSelectElement, element.node);
  }
  
  static HRESULT HTMLSelectElement_QI(HTMLDOMNode *iface, REFIID riid, void **ppv)
  {
      HTMLSelectElement *This = impl_from_HTMLDOMNode(iface);
  
      *ppv = NULL;
  
      if(IsEqualGUID(&IID_IUnknown, riid)) {
          TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
          *ppv = &This->IHTMLSelectElement_iface;
      }else if(IsEqualGUID(&IID_IDispatch, riid)) {
          TRACE("(%p)->(IID_IDispatch %p)\n", This, ppv);
          *ppv = &This->IHTMLSelectElement_iface;
      }else if(IsEqualGUID(&IID_IHTMLSelectElement, riid)) {
          TRACE("(%p)->(IID_IHTMLSelectElement %p)\n", This, ppv);
          *ppv = &This->IHTMLSelectElement_iface;
      }
  
      if(*ppv) {
          IUnknown_AddRef((IUnknown*)*ppv);
          return S_OK;
      }
  
      return HTMLElement_QI(&This->element.node, riid, ppv);
  }
  
  static HRESULT HTMLSelectElementImpl_put_disabled(HTMLDOMNode *iface, VARIANT_BOOL v)
  {
      HTMLSelectElement *This = impl_from_HTMLDOMNode(iface);
      return IHTMLSelectElement_put_disabled(&This->IHTMLSelectElement_iface, v);
  }
  
  static HRESULT HTMLSelectElementImpl_get_disabled(HTMLDOMNode *iface, VARIANT_BOOL *p)
  {
      HTMLSelectElement *This = impl_from_HTMLDOMNode(iface);
      return IHTMLSelectElement_get_disabled(&This->IHTMLSelectElement_iface, p);
  }
  
  #define DISPID_OPTIONCOL_0 MSHTML_DISPID_CUSTOM_MIN
  
  static HRESULT HTMLSelectElement_get_dispid(HTMLDOMNode *iface, BSTR name, DWORD flags, DISPID *dispid)
  {
      const WCHAR *ptr;
      DWORD idx = 0;
  
      for(ptr = name; *ptr && is_digit(*ptr); ptr++) {
          idx = idx*10 + (*ptr-'0');
          if(idx > MSHTML_CUSTOM_DISPID_CNT) {
              WARN("too big idx\n");
              return DISP_E_UNKNOWNNAME;
          }
      }
      if(*ptr)
          return DISP_E_UNKNOWNNAME;
  
      *dispid = DISPID_OPTIONCOL_0 + idx;
      return S_OK;
  }
  
  static HRESULT HTMLSelectElement_invoke(HTMLDOMNode *iface, DISPID id, LCID lcid, WORD flags, DISPPARAMS *params,
          VARIANT *res, EXCEPINFO *ei, IServiceProvider *caller)
  {
      HTMLSelectElement *This = impl_from_HTMLDOMNode(iface);
  
      TRACE("(%p)->(%lx %lx %x %p %p %p %p)\n", This, id, lcid, flags, params, res, ei, caller);
  
      switch(flags) {
      case DISPATCH_PROPERTYGET: {
          IDispatch *ret;
          HRESULT hres;
  
          hres = htmlselect_item(This, id-DISPID_OPTIONCOL_0, &ret);
          if(FAILED(hres))
              return hres;
  
          if(ret) {
              V_VT(res) = VT_DISPATCH;
              V_DISPATCH(res) = ret;
          }else {
              V_VT(res) = VT_NULL;
          }
          break;
      }
  
      default:
          FIXME("unimplemented flags %x\n", flags);
          return E_NOTIMPL;
      }
  
      return S_OK;
  }
  
  static void HTMLSelectElement_traverse(HTMLDOMNode *iface, nsCycleCollectionTraversalCallback *cb)
  {
      HTMLSelectElement *This = impl_from_HTMLDOMNode(iface);
  
      if(This->nsselect)
          note_cc_edge((nsISupports*)This->nsselect, "This->nsselect", cb);
  }
  
  static void HTMLSelectElement_unlink(HTMLDOMNode *iface)
  {
      HTMLSelectElement *This = impl_from_HTMLDOMNode(iface);
  
      if(This->nsselect) {
          nsIDOMHTMLSelectElement *nsselect = This->nsselect;
  
          This->nsselect = NULL;
          nsIDOMHTMLSelectElement_Release(nsselect);
      }
  }
  
  static const NodeImplVtbl HTMLSelectElementImplVtbl = {
      &CLSID_HTMLSelectElement,
      HTMLSelectElement_QI,
      HTMLElement_destructor,
      HTMLElement_cpc,
      HTMLElement_clone,
      HTMLElement_handle_event,
      HTMLElement_get_attr_col,
      NULL,
      HTMLSelectElementImpl_put_disabled,
      HTMLSelectElementImpl_get_disabled,
      NULL,
      NULL,
      HTMLSelectElement_get_dispid,
      HTMLSelectElement_invoke,
      NULL,
      HTMLSelectElement_traverse,
      HTMLSelectElement_unlink
  };
  
  static const tid_t HTMLSelectElement_tids[] = {
      HTMLELEMENT_TIDS,
      IHTMLSelectElement_tid,
      0
  };
  
  static dispex_static_data_t HTMLSelectElement_dispex = {
      L"HTMLSelectElement",
      NULL,
      DispHTMLSelectElement_tid,
      HTMLSelectElement_tids,
      HTMLElement_init_dispex_info
  };
  
  HRESULT HTMLSelectElement_Create(HTMLDocumentNode *doc, nsIDOMElement *nselem, HTMLElement **elem)
  {
      HTMLSelectElement *ret;
      nsresult nsres;
  
      ret = heap_alloc_zero(sizeof(HTMLSelectElement));
      if(!ret)
          return E_OUTOFMEMORY;
  
      ret->IHTMLSelectElement_iface.lpVtbl = &HTMLSelectElementVtbl;
      ret->element.node.vtbl = &HTMLSelectElementImplVtbl;
  
      HTMLElement_Init(&ret->element, doc, nselem, &HTMLSelectElement_dispex);
  
      nsres = nsIDOMElement_QueryInterface(nselem, &IID_nsIDOMHTMLSelectElement, (void**)&ret->nsselect);
      assert(nsres == NS_OK);
  
      *elem = &ret->element;
      return S_OK;
  }
  