Wine Cross Reference
wine/dlls/mshtml/htmlattr.c

   /*
    * Copyright 2011 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>
  #include <assert.h>
  
  #define COBJMACROS
  
  #include "windef.h"
  #include "winbase.h"
  #include "winuser.h"
  #include "ole2.h"
  
  #include "mshtml_private.h"
  
  #include "wine/debug.h"
  
  WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
  
  static inline HTMLDOMAttribute *impl_from_IHTMLDOMAttribute(IHTMLDOMAttribute *iface)
  {
      return CONTAINING_RECORD(iface, HTMLDOMAttribute, IHTMLDOMAttribute_iface);
  }
  
  static HRESULT WINAPI HTMLDOMAttribute_QueryInterface(IHTMLDOMAttribute *iface,
                                                   REFIID riid, void **ppv)
  {
      HTMLDOMAttribute *This = impl_from_IHTMLDOMAttribute(iface);
  
      if(IsEqualGUID(&IID_IUnknown, riid)) {
          TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
          *ppv = &This->IHTMLDOMAttribute_iface;
      }else if(IsEqualGUID(&IID_IHTMLDOMAttribute, riid)) {
          TRACE("(%p)->(IID_IHTMLDOMAttribute %p)\n", This, ppv);
          *ppv = &This->IHTMLDOMAttribute_iface;
      }else if(dispex_query_interface(&This->dispex, riid, ppv)) {
          return *ppv ? S_OK : E_NOINTERFACE;
      }else {
          WARN("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppv);
          *ppv =  NULL;
          return E_NOINTERFACE;
      }
  
      IUnknown_AddRef((IUnknown*)*ppv);
      return S_OK;
  }
  
  static ULONG WINAPI HTMLDOMAttribute_AddRef(IHTMLDOMAttribute *iface)
  {
      HTMLDOMAttribute *This = impl_from_IHTMLDOMAttribute(iface);
      LONG ref = InterlockedIncrement(&This->ref);
  
      TRACE("(%p) ref=%d\n", This, ref);
  
      return ref;
  }
  
  static ULONG WINAPI HTMLDOMAttribute_Release(IHTMLDOMAttribute *iface)
  {
      HTMLDOMAttribute *This = impl_from_IHTMLDOMAttribute(iface);
      LONG ref = InterlockedDecrement(&This->ref);
  
      TRACE("(%p) ref=%d\n", This, ref);
  
      if(!ref) {
          assert(!This->elem);
          release_dispex(&This->dispex);
          heap_free(This);
      }
  
      return ref;
  }
  
  static HRESULT WINAPI HTMLDOMAttribute_GetTypeInfoCount(IHTMLDOMAttribute *iface, UINT *pctinfo)
  {
      HTMLDOMAttribute *This = impl_from_IHTMLDOMAttribute(iface);
      return IDispatchEx_GetTypeInfoCount(&This->dispex.IDispatchEx_iface, pctinfo);
  }
  
  static HRESULT WINAPI HTMLDOMAttribute_GetTypeInfo(IHTMLDOMAttribute *iface, UINT iTInfo,
                                                LCID lcid, ITypeInfo **ppTInfo)
  {
      HTMLDOMAttribute *This = impl_from_IHTMLDOMAttribute(iface);
     return IDispatchEx_GetTypeInfo(&This->dispex.IDispatchEx_iface, iTInfo, lcid, ppTInfo);
 }
 
 static HRESULT WINAPI HTMLDOMAttribute_GetIDsOfNames(IHTMLDOMAttribute *iface, REFIID riid,
                                                 LPOLESTR *rgszNames, UINT cNames,
                                                 LCID lcid, DISPID *rgDispId)
 {
     HTMLDOMAttribute *This = impl_from_IHTMLDOMAttribute(iface);
     return IDispatchEx_GetIDsOfNames(&This->dispex.IDispatchEx_iface, riid, rgszNames, cNames,
             lcid, rgDispId);
 }
 
 static HRESULT WINAPI HTMLDOMAttribute_Invoke(IHTMLDOMAttribute *iface, DISPID dispIdMember,
                             REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
                             VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
 {
     HTMLDOMAttribute *This = impl_from_IHTMLDOMAttribute(iface);
     return IDispatchEx_Invoke(&This->dispex.IDispatchEx_iface, dispIdMember, riid, lcid,
             wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
 }
 
 static HRESULT WINAPI HTMLDOMAttribute_get_nodeName(IHTMLDOMAttribute *iface, BSTR *p)
 {
     HTMLDOMAttribute *This = impl_from_IHTMLDOMAttribute(iface);
 
     TRACE("(%p)->(%p)\n", This, p);
 
     return IDispatchEx_GetMemberName(&This->elem->node.dispex.IDispatchEx_iface, This->dispid, p);
 }
 
 static HRESULT WINAPI HTMLDOMAttribute_put_nodeName(IHTMLDOMAttribute *iface, VARIANT v)
 {
     HTMLDOMAttribute *This = impl_from_IHTMLDOMAttribute(iface);
     FIXME("(%p)->(%s)\n", This, debugstr_variant(&v));
     return E_NOTIMPL;
 }
 
 static HRESULT WINAPI HTMLDOMAttribute_get_nodeValue(IHTMLDOMAttribute *iface, VARIANT *p)
 {
     HTMLDOMAttribute *This = impl_from_IHTMLDOMAttribute(iface);
     DISPPARAMS dp = {NULL, NULL, 0, 0};
     EXCEPINFO ei;
 
     TRACE("(%p)->(%p)\n", This, p);
 
     if(!This->elem) {
         FIXME("NULL This->elem\n");
         return E_UNEXPECTED;
     }
 
     memset(&ei, 0, sizeof(ei));
     return IDispatchEx_InvokeEx(&This->elem->node.dispex.IDispatchEx_iface, This->dispid, LOCALE_SYSTEM_DEFAULT,
             DISPATCH_PROPERTYGET, &dp, p, &ei, NULL);
 }
 
 static HRESULT WINAPI HTMLDOMAttribute_get_specified(IHTMLDOMAttribute *iface, VARIANT_BOOL *p)
 {
     HTMLDOMAttribute *This = impl_from_IHTMLDOMAttribute(iface);
     FIXME("(%p)->(%p)\n", This, p);
     return E_NOTIMPL;
 }
 
 static const IHTMLDOMAttributeVtbl HTMLDOMAttributeVtbl = {
     HTMLDOMAttribute_QueryInterface,
     HTMLDOMAttribute_AddRef,
     HTMLDOMAttribute_Release,
     HTMLDOMAttribute_GetTypeInfoCount,
     HTMLDOMAttribute_GetTypeInfo,
     HTMLDOMAttribute_GetIDsOfNames,
     HTMLDOMAttribute_Invoke,
     HTMLDOMAttribute_get_nodeName,
     HTMLDOMAttribute_put_nodeName,
     HTMLDOMAttribute_get_nodeValue,
     HTMLDOMAttribute_get_specified
 };
 
 static const tid_t HTMLDOMAttribute_iface_tids[] = {
     IHTMLDOMAttribute_tid,
     0
 };
 static dispex_static_data_t HTMLDOMAttribute_dispex = {
     NULL,
     DispHTMLDOMAttribute_tid,
     0,
     HTMLDOMAttribute_iface_tids
 };
 
 HRESULT HTMLDOMAttribute_Create(HTMLElement *elem, DISPID dispid, HTMLDOMAttribute **attr)
 {
     HTMLAttributeCollection *col;
     HTMLDOMAttribute *ret;
     HRESULT hres;
 
     ret = heap_alloc_zero(sizeof(*ret));
     if(!ret)
         return E_OUTOFMEMORY;
 
     hres = HTMLElement_get_attr_col(&elem->node, &col);
     if(FAILED(hres)) {
         heap_free(ret);
         return hres;
     }
     IHTMLAttributeCollection_Release(&col->IHTMLAttributeCollection_iface);
 
     ret->IHTMLDOMAttribute_iface.lpVtbl = &HTMLDOMAttributeVtbl;
     ret->ref = 1;
 
     ret->dispid = dispid;
     ret->elem = elem;
     list_add_tail(&elem->attrs->attrs, &ret->entry);
 
     init_dispex(&ret->dispex, (IUnknown*)&ret->IHTMLDOMAttribute_iface,
             &HTMLDOMAttribute_dispex);
 
     *attr = ret;
     return S_OK;
 }