dlls/mshtml/htmltextnode.c

   1 /*
   2  * Copyright 2008 Jacek Caban for CodeWeavers
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19
  20 #include <stdarg.h>
  21 #include <assert.h>
  22
  23 #define COBJMACROS
  24
  25 #include "windef.h"
  26 #include "winbase.h"
  27 #include "winuser.h"
  28 #include "ole2.h"
  29
  30 #include "mshtml_private.h"
  31
  32 #include "wine/debug.h"
  33
  34 WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
  35
  36 struct HTMLDOMTextNode {
  37     HTMLDOMNode node;
  38     IHTMLDOMTextNode IHTMLDOMTextNode_iface;
  39
  40     nsIDOMText *nstext;
  41 };
  42
  43 static inline HTMLDOMTextNode *impl_from_IHTMLDOMTextNode(IHTMLDOMTextNode *iface)
  44 {
  45     return CONTAINING_RECORD(iface, HTMLDOMTextNode, IHTMLDOMTextNode_iface);
  46 }
  47
  48 static HRESULT WINAPI HTMLDOMTextNode_QueryInterface(IHTMLDOMTextNode *iface,
  49                                                  REFIID riid, void **ppv)
  50 {
  51     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
  52
  53     return IHTMLDOMNode_QueryInterface(&This->node.IHTMLDOMNode_iface, riid, ppv);
  54 }
  55
  56 static ULONG WINAPI HTMLDOMTextNode_AddRef(IHTMLDOMTextNode *iface)
  57 {
  58     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
  59
  60     return IHTMLDOMNode_AddRef(&This->node.IHTMLDOMNode_iface);
  61 }
  62
  63 static ULONG WINAPI HTMLDOMTextNode_Release(IHTMLDOMTextNode *iface)
  64 {
  65     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
  66
  67     return IHTMLDOMNode_Release(&This->node.IHTMLDOMNode_iface);
  68 }
  69
  70 static HRESULT WINAPI HTMLDOMTextNode_GetTypeInfoCount(IHTMLDOMTextNode *iface, UINT *pctinfo)
  71 {
  72     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
  73     return IDispatchEx_GetTypeInfoCount(&This->node.dispex.IDispatchEx_iface, pctinfo);
  74 }
  75
  76 static HRESULT WINAPI HTMLDOMTextNode_GetTypeInfo(IHTMLDOMTextNode *iface, UINT iTInfo,
  77                                               LCID lcid, ITypeInfo **ppTInfo)
  78 {
  79     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
  80     return IDispatchEx_GetTypeInfo(&This->node.dispex.IDispatchEx_iface, iTInfo, lcid, ppTInfo);
  81 }
  82
  83 static HRESULT WINAPI HTMLDOMTextNode_GetIDsOfNames(IHTMLDOMTextNode *iface, REFIID riid,
  84                                                 LPOLESTR *rgszNames, UINT cNames,
  85                                                 LCID lcid, DISPID *rgDispId)
  86 {
  87     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
  88     return IDispatchEx_GetIDsOfNames(&This->node.dispex.IDispatchEx_iface, riid, rgszNames, cNames,
  89             lcid, rgDispId);
  90 }
  91
  92 static HRESULT WINAPI HTMLDOMTextNode_Invoke(IHTMLDOMTextNode *iface, DISPID dispIdMember,
  93                             REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
  94                             VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
  95 {
  96     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
  97     return IDispatchEx_Invoke(&This->node.dispex.IDispatchEx_iface, dispIdMember, riid, lcid,
  98             wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
  99 }
 100
 101 static HRESULT WINAPI HTMLDOMTextNode_put_data(IHTMLDOMTextNode *iface, BSTR v)
 102 {
 103     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
 104     FIXME("(%p)->(%s)\n", This, debugstr_w(v));
 105     return E_NOTIMPL;
 106 }
 107
 108 static HRESULT WINAPI HTMLDOMTextNode_get_data(IHTMLDOMTextNode *iface, BSTR *p)
 109 {
 110     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
 111     FIXME("(%p)->(%p)\n", This, p);
 112     return E_NOTIMPL;
 113 }
 114
 115 static HRESULT WINAPI HTMLDOMTextNode_toString(IHTMLDOMTextNode *iface, BSTR *String)
 116 {
 117     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
 118     FIXME("(%p)->(%p)\n", This, String);
 119     return E_NOTIMPL;
 120 }
 121
 122 static HRESULT WINAPI HTMLDOMTextNode_get_length(IHTMLDOMTextNode *iface, LONG *p)
 123 {
 124     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
 125     PRUint32 length = 0;
 126     nsresult nsres;
 127
 128     TRACE("(%p)->(%p)\n", This, p);
 129
 130     nsres = nsIDOMText_GetLength(This->nstext, &length);
 131     if(NS_FAILED(nsres))
 132         ERR("GetLength failed: %08x\n", nsres);
 133
 134     *p = length;
 135     return S_OK;
 136 }
 137
 138 static HRESULT WINAPI HTMLDOMTextNode_splitText(IHTMLDOMTextNode *iface, LONG offset, IHTMLDOMNode **pRetNode)
 139 {
 140     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
 141     FIXME("(%p)->(%d %p)\n", This, offset, pRetNode);
 142     return E_NOTIMPL;
 143 }
 144
 145 static const IHTMLDOMTextNodeVtbl HTMLDOMTextNodeVtbl = {
 146     HTMLDOMTextNode_QueryInterface,
 147     HTMLDOMTextNode_AddRef,
 148     HTMLDOMTextNode_Release,
 149     HTMLDOMTextNode_GetTypeInfoCount,
 150     HTMLDOMTextNode_GetTypeInfo,
 151     HTMLDOMTextNode_GetIDsOfNames,
 152     HTMLDOMTextNode_Invoke,
 153     HTMLDOMTextNode_put_data,
 154     HTMLDOMTextNode_get_data,
 155     HTMLDOMTextNode_toString,
 156     HTMLDOMTextNode_get_length,
 157     HTMLDOMTextNode_splitText
 158 };
 159
 160 static inline HTMLDOMTextNode *impl_from_HTMLDOMNode(HTMLDOMNode *iface)
 161 {
 162     return CONTAINING_RECORD(iface, HTMLDOMTextNode, node);
 163 }
 164
 165 static HRESULT HTMLDOMTextNode_QI(HTMLDOMNode *iface, REFIID riid, void **ppv)
 166 {
 167     HTMLDOMTextNode *This = impl_from_HTMLDOMNode(iface);
 168
 169     *ppv =  NULL;
 170
 171     if(IsEqualGUID(&IID_IHTMLDOMTextNode, riid)) {
 172         TRACE("(%p)->(IID_IHTMLDOMTextNode %p)\n", This, ppv);
 173         *ppv = &This->IHTMLDOMTextNode_iface;
 174     }else {
 175         return HTMLDOMNode_QI(&This->node, riid, ppv);
 176     }
 177
 178     IUnknown_AddRef((IUnknown*)*ppv);
 179     return S_OK;
 180 }
 181
 182 static HRESULT HTMLDOMTextNode_clone(HTMLDOMNode *iface, nsIDOMNode *nsnode, HTMLDOMNode **ret)
 183 {
 184     HTMLDOMTextNode *This = impl_from_HTMLDOMNode(iface);
 185
 186     return HTMLDOMTextNode_Create(This->node.doc, nsnode, ret);
 187 }
 188
 189 static const NodeImplVtbl HTMLDOMTextNodeImplVtbl = {
 190     HTMLDOMTextNode_QI,
 191     HTMLDOMNode_destructor,
 192     HTMLDOMTextNode_clone
 193 };
 194
 195 static const tid_t HTMLDOMTextNode_iface_tids[] = {
 196     IHTMLDOMNode_tid,
 197     IHTMLDOMNode2_tid,
 198     IHTMLDOMTextNode_tid,
 199     0
 200 };
 201 static dispex_static_data_t HTMLDOMTextNode_dispex = {
 202     NULL,
 203     DispHTMLDOMTextNode_tid,
 204     0,
 205     HTMLDOMTextNode_iface_tids
 206 };
 207
 208 HRESULT HTMLDOMTextNode_Create(HTMLDocumentNode *doc, nsIDOMNode *nsnode, HTMLDOMNode **node)
 209 {
 210     HTMLDOMTextNode *ret;
 211     nsresult nsres;
 212
 213     ret = heap_alloc_zero(sizeof(*ret));
 214     if(!ret)
 215         return E_OUTOFMEMORY;
 216
 217     ret->node.vtbl = &HTMLDOMTextNodeImplVtbl;
 218     ret->IHTMLDOMTextNode_iface.lpVtbl = &HTMLDOMTextNodeVtbl;
 219
 220     init_dispex(&ret->node.dispex, (IUnknown*)&ret->IHTMLDOMTextNode_iface,
 221             &HTMLDOMTextNode_dispex);
 222
 223     HTMLDOMNode_Init(doc, &ret->node, nsnode);
 224
 225     nsres = nsIDOMNode_QueryInterface(nsnode, &IID_nsIDOMText, (void**)&ret->nstext);
 226     assert(nsres == NS_OK && (nsIDOMNode*)ret->nstext == ret->node.nsnode);
 227
 228     /* Share reference with nsnode */
 229     nsIDOMNode_Release(ret->node.nsnode);
 230
 231     *node = &ret->node;
 232     return S_OK;
 233 }