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
  22 #define COBJMACROS
  23
  24 #include "windef.h"
  25 #include "winbase.h"
  26 #include "winuser.h"
  27 #include "ole2.h"
  28
  29 #include "mshtml_private.h"
  30
  31 #include "wine/debug.h"
  32
  33 WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
  34
  35 struct HTMLDOMTextNode {
  36     HTMLDOMNode node;
  37     IHTMLDOMTextNode IHTMLDOMTextNode_iface;
  38
  39     nsIDOMText *nstext;
  40 };
  41
  42 static inline HTMLDOMTextNode *impl_from_IHTMLDOMTextNode(IHTMLDOMTextNode *iface)
  43 {
  44     return CONTAINING_RECORD(iface, HTMLDOMTextNode, IHTMLDOMTextNode_iface);
  45 }
  46
  47 static HRESULT WINAPI HTMLDOMTextNode_QueryInterface(IHTMLDOMTextNode *iface,
  48                                                  REFIID riid, void **ppv)
  49 {
  50     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
  51
  52     return IHTMLDOMNode_QueryInterface(&This->node.IHTMLDOMNode_iface, riid, ppv);
  53 }
  54
  55 static ULONG WINAPI HTMLDOMTextNode_AddRef(IHTMLDOMTextNode *iface)
  56 {
  57     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
  58
  59     return IHTMLDOMNode_AddRef(&This->node.IHTMLDOMNode_iface);
  60 }
  61
  62 static ULONG WINAPI HTMLDOMTextNode_Release(IHTMLDOMTextNode *iface)
  63 {
  64     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
  65
  66     return IHTMLDOMNode_Release(&This->node.IHTMLDOMNode_iface);
  67 }
  68
  69 static HRESULT WINAPI HTMLDOMTextNode_GetTypeInfoCount(IHTMLDOMTextNode *iface, UINT *pctinfo)
  70 {
  71     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
  72     return IDispatchEx_GetTypeInfoCount(&This->node.dispex.IDispatchEx_iface, pctinfo);
  73 }
  74
  75 static HRESULT WINAPI HTMLDOMTextNode_GetTypeInfo(IHTMLDOMTextNode *iface, UINT iTInfo,
  76                                               LCID lcid, ITypeInfo **ppTInfo)
  77 {
  78     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
  79     return IDispatchEx_GetTypeInfo(&This->node.dispex.IDispatchEx_iface, iTInfo, lcid, ppTInfo);
  80 }
  81
  82 static HRESULT WINAPI HTMLDOMTextNode_GetIDsOfNames(IHTMLDOMTextNode *iface, REFIID riid,
  83                                                 LPOLESTR *rgszNames, UINT cNames,
  84                                                 LCID lcid, DISPID *rgDispId)
  85 {
  86     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
  87     return IDispatchEx_GetIDsOfNames(&This->node.dispex.IDispatchEx_iface, riid, rgszNames, cNames,
  88             lcid, rgDispId);
  89 }
  90
  91 static HRESULT WINAPI HTMLDOMTextNode_Invoke(IHTMLDOMTextNode *iface, DISPID dispIdMember,
  92                             REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
  93                             VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
  94 {
  95     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
  96     return IDispatchEx_Invoke(&This->node.dispex.IDispatchEx_iface, dispIdMember, riid, lcid,
  97             wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
  98 }
  99
 100 static HRESULT WINAPI HTMLDOMTextNode_put_data(IHTMLDOMTextNode *iface, BSTR v)
 101 {
 102     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
 103     FIXME("(%p)->(%s)\n", This, debugstr_w(v));
 104     return E_NOTIMPL;
 105 }
 106
 107 static HRESULT WINAPI HTMLDOMTextNode_get_data(IHTMLDOMTextNode *iface, BSTR *p)
 108 {
 109     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
 110     FIXME("(%p)->(%p)\n", This, p);
 111     return E_NOTIMPL;
 112 }
 113
 114 static HRESULT WINAPI HTMLDOMTextNode_toString(IHTMLDOMTextNode *iface, BSTR *String)
 115 {
 116     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
 117     FIXME("(%p)->(%p)\n", This, String);
 118     return E_NOTIMPL;
 119 }
 120
 121 static HRESULT WINAPI HTMLDOMTextNode_get_length(IHTMLDOMTextNode *iface, LONG *p)
 122 {
 123     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
 124     PRUint32 length = 0;
 125     nsresult nsres;
 126
 127     TRACE("(%p)->(%p)\n", This, p);
 128
 129     nsres = nsIDOMText_GetLength(This->nstext, &length);
 130     if(NS_FAILED(nsres))
 131         ERR("GetLength failed: %08x\n", nsres);
 132
 133     *p = length;
 134     return S_OK;
 135 }
 136
 137 static HRESULT WINAPI HTMLDOMTextNode_splitText(IHTMLDOMTextNode *iface, LONG offset, IHTMLDOMNode **pRetNode)
 138 {
 139     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
 140     FIXME("(%p)->(%d %p)\n", This, offset, pRetNode);
 141     return E_NOTIMPL;
 142 }
 143
 144 static const IHTMLDOMTextNodeVtbl HTMLDOMTextNodeVtbl = {
 145     HTMLDOMTextNode_QueryInterface,
 146     HTMLDOMTextNode_AddRef,
 147     HTMLDOMTextNode_Release,
 148     HTMLDOMTextNode_GetTypeInfoCount,
 149     HTMLDOMTextNode_GetTypeInfo,
 150     HTMLDOMTextNode_GetIDsOfNames,
 151     HTMLDOMTextNode_Invoke,
 152     HTMLDOMTextNode_put_data,
 153     HTMLDOMTextNode_get_data,
 154     HTMLDOMTextNode_toString,
 155     HTMLDOMTextNode_get_length,
 156     HTMLDOMTextNode_splitText
 157 };
 158
 159 static inline HTMLDOMTextNode *impl_from_HTMLDOMNode(HTMLDOMNode *iface)
 160 {
 161     return CONTAINING_RECORD(iface, HTMLDOMTextNode, node);
 162 }
 163
 164 static HRESULT HTMLDOMTextNode_QI(HTMLDOMNode *iface, REFIID riid, void **ppv)
 165 {
 166     HTMLDOMTextNode *This = impl_from_HTMLDOMNode(iface);
 167
 168     *ppv =  NULL;
 169
 170     if(IsEqualGUID(&IID_IHTMLDOMTextNode, riid)) {
 171         TRACE("(%p)->(IID_IHTMLDOMTextNode %p)\n", This, ppv);
 172         *ppv = &This->IHTMLDOMTextNode_iface;
 173     }else {
 174         return HTMLDOMNode_QI(&This->node, riid, ppv);
 175     }
 176
 177     IUnknown_AddRef((IUnknown*)*ppv);
 178     return S_OK;
 179 }
 180
 181 static void HTMLDOMTextNode_destructor(HTMLDOMNode *iface)
 182 {
 183     HTMLDOMTextNode *This = impl_from_HTMLDOMNode(iface);
 184
 185     if(This->nstext)
 186         IHTMLDOMTextNode_Release(This->nstext);
 187
 188     HTMLDOMNode_destructor(&This->node);
 189 }
 190
 191 static HRESULT HTMLDOMTextNode_clone(HTMLDOMNode *iface, nsIDOMNode *nsnode, HTMLDOMNode **ret)
 192 {
 193     HTMLDOMTextNode *This = impl_from_HTMLDOMNode(iface);
 194     HRESULT hres;
 195
 196     hres = HTMLDOMTextNode_Create(This->node.doc, nsnode, ret);
 197     if(FAILED(hres))
 198         return hres;
 199
 200     IHTMLDOMNode_AddRef(&(*ret)->IHTMLDOMNode_iface);
 201     return S_OK;
 202 }
 203
 204 static const NodeImplVtbl HTMLDOMTextNodeImplVtbl = {
 205     HTMLDOMTextNode_QI,
 206     HTMLDOMTextNode_destructor,
 207     HTMLDOMTextNode_clone
 208 };
 209
 210 static const tid_t HTMLDOMTextNode_iface_tids[] = {
 211     IHTMLDOMNode_tid,
 212     IHTMLDOMNode2_tid,
 213     IHTMLDOMTextNode_tid,
 214     0
 215 };
 216 static dispex_static_data_t HTMLDOMTextNode_dispex = {
 217     NULL,
 218     DispHTMLDOMTextNode_tid,
 219     0,
 220     HTMLDOMTextNode_iface_tids
 221 };
 222
 223 HRESULT HTMLDOMTextNode_Create(HTMLDocumentNode *doc, nsIDOMNode *nsnode, HTMLDOMNode **node)
 224 {
 225     HTMLDOMTextNode *ret;
 226     nsresult nsres;
 227
 228     ret = heap_alloc_zero(sizeof(*ret));
 229     if(!ret)
 230         return E_OUTOFMEMORY;
 231
 232     ret->node.vtbl = &HTMLDOMTextNodeImplVtbl;
 233     ret->IHTMLDOMTextNode_iface.lpVtbl = &HTMLDOMTextNodeVtbl;
 234
 235     nsres = nsIDOMNode_QueryInterface(nsnode, &IID_nsIDOMText, (void**)&ret->nstext);
 236     if(NS_FAILED(nsres)) {
 237         ERR("Could not get nsIDOMText iface: %08x\n", nsres);
 238         heap_free(ret);
 239         return E_FAIL;
 240     }
 241
 242     init_dispex(&ret->node.dispex, (IUnknown*)&ret->IHTMLDOMTextNode_iface,
 243             &HTMLDOMTextNode_dispex);
 244     HTMLDOMNode_Init(doc, &ret->node, nsnode);
 245
 246     *node = &ret->node;
 247     return S_OK;
 248 }