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     nsAString nsstr;
 105     nsresult nsres;
 106
 107     TRACE("(%p)->(%s)\n", This, debugstr_w(v));
 108
 109     nsAString_InitDepend(&nsstr, v);
 110     nsres = nsIDOMText_SetData(This->nstext, &nsstr);
 111     nsAString_Finish(&nsstr);
 112     return NS_SUCCEEDED(nsres) ? S_OK : E_FAIL;
 113 }
 114
 115 static HRESULT WINAPI HTMLDOMTextNode_get_data(IHTMLDOMTextNode *iface, BSTR *p)
 116 {
 117     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
 118     nsAString nsstr;
 119     nsresult nsres;
 120
 121     TRACE("(%p)->(%p)\n", This, p);
 122
 123     nsAString_Init(&nsstr, NULL);
 124     nsres = nsIDOMText_GetData(This->nstext, &nsstr);
 125     return return_nsstr(nsres, &nsstr, p);
 126 }
 127
 128 static HRESULT WINAPI HTMLDOMTextNode_toString(IHTMLDOMTextNode *iface, BSTR *String)
 129 {
 130     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
 131     FIXME("(%p)->(%p)\n", This, String);
 132     return E_NOTIMPL;
 133 }
 134
 135 static HRESULT WINAPI HTMLDOMTextNode_get_length(IHTMLDOMTextNode *iface, LONG *p)
 136 {
 137     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
 138     UINT32 length = 0;
 139     nsresult nsres;
 140
 141     TRACE("(%p)->(%p)\n", This, p);
 142
 143     nsres = nsIDOMText_GetLength(This->nstext, &length);
 144     if(NS_FAILED(nsres))
 145         ERR("GetLength failed: %08x\n", nsres);
 146
 147     *p = length;
 148     return S_OK;
 149 }
 150
 151 static HRESULT WINAPI HTMLDOMTextNode_splitText(IHTMLDOMTextNode *iface, LONG offset, IHTMLDOMNode **pRetNode)
 152 {
 153     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
 154     FIXME("(%p)->(%d %p)\n", This, offset, pRetNode);
 155     return E_NOTIMPL;
 156 }
 157
 158 static const IHTMLDOMTextNodeVtbl HTMLDOMTextNodeVtbl = {
 159     HTMLDOMTextNode_QueryInterface,
 160     HTMLDOMTextNode_AddRef,
 161     HTMLDOMTextNode_Release,
 162     HTMLDOMTextNode_GetTypeInfoCount,
 163     HTMLDOMTextNode_GetTypeInfo,
 164     HTMLDOMTextNode_GetIDsOfNames,
 165     HTMLDOMTextNode_Invoke,
 166     HTMLDOMTextNode_put_data,
 167     HTMLDOMTextNode_get_data,
 168     HTMLDOMTextNode_toString,
 169     HTMLDOMTextNode_get_length,
 170     HTMLDOMTextNode_splitText
 171 };
 172
 173 static inline HTMLDOMTextNode *impl_from_HTMLDOMNode(HTMLDOMNode *iface)
 174 {
 175     return CONTAINING_RECORD(iface, HTMLDOMTextNode, node);
 176 }
 177
 178 static HRESULT HTMLDOMTextNode_QI(HTMLDOMNode *iface, REFIID riid, void **ppv)
 179 {
 180     HTMLDOMTextNode *This = impl_from_HTMLDOMNode(iface);
 181
 182     *ppv =  NULL;
 183
 184     if(IsEqualGUID(&IID_IHTMLDOMTextNode, riid)) {
 185         TRACE("(%p)->(IID_IHTMLDOMTextNode %p)\n", This, ppv);
 186         *ppv = &This->IHTMLDOMTextNode_iface;
 187     }else {
 188         return HTMLDOMNode_QI(&This->node, riid, ppv);
 189     }
 190
 191     IUnknown_AddRef((IUnknown*)*ppv);
 192     return S_OK;
 193 }
 194
 195 static HRESULT HTMLDOMTextNode_clone(HTMLDOMNode *iface, nsIDOMNode *nsnode, HTMLDOMNode **ret)
 196 {
 197     HTMLDOMTextNode *This = impl_from_HTMLDOMNode(iface);
 198
 199     return HTMLDOMTextNode_Create(This->node.doc, nsnode, ret);
 200 }
 201
 202 static const cpc_entry_t HTMLDOMTextNode_cpc[] = {{NULL}};
 203
 204 static const NodeImplVtbl HTMLDOMTextNodeImplVtbl = {
 205     HTMLDOMTextNode_QI,
 206     HTMLDOMNode_destructor,
 207     HTMLDOMTextNode_cpc,
 208     HTMLDOMTextNode_clone
 209 };
 210
 211 static const tid_t HTMLDOMTextNode_iface_tids[] = {
 212     IHTMLDOMNode_tid,
 213     IHTMLDOMNode2_tid,
 214     IHTMLDOMTextNode_tid,
 215     0
 216 };
 217 static dispex_static_data_t HTMLDOMTextNode_dispex = {
 218     NULL,
 219     DispHTMLDOMTextNode_tid,
 220     0,
 221     HTMLDOMTextNode_iface_tids
 222 };
 223
 224 HRESULT HTMLDOMTextNode_Create(HTMLDocumentNode *doc, nsIDOMNode *nsnode, HTMLDOMNode **node)
 225 {
 226     HTMLDOMTextNode *ret;
 227     nsresult nsres;
 228
 229     ret = heap_alloc_zero(sizeof(*ret));
 230     if(!ret)
 231         return E_OUTOFMEMORY;
 232
 233     ret->node.vtbl = &HTMLDOMTextNodeImplVtbl;
 234     ret->IHTMLDOMTextNode_iface.lpVtbl = &HTMLDOMTextNodeVtbl;
 235
 236     init_dispex(&ret->node.dispex, (IUnknown*)&ret->IHTMLDOMTextNode_iface,
 237             &HTMLDOMTextNode_dispex);
 238
 239     HTMLDOMNode_Init(doc, &ret->node, nsnode);
 240
 241     nsres = nsIDOMNode_QueryInterface(nsnode, &IID_nsIDOMText, (void**)&ret->nstext);
 242     assert(nsres == NS_OK && (nsIDOMNode*)ret->nstext == ret->node.nsnode);
 243
 244     /* Share reference with nsnode */
 245     nsIDOMNode_Release(ret->node.nsnode);
 246
 247     *node = &ret->node;
 248     return S_OK;
 249 }