reactos/dll/win32/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 #define WIN32_NO_STATUS
  20 #define _INC_WINDOWS
  21
  22 #include <stdarg.h>
  23 #include <assert.h>
  24
  25 #define COBJMACROS
  26
  27 #include <windef.h>
  28 #include <winbase.h>
  29 //#include "winuser.h"
  30 #include <ole2.h>
  31
  32 #include "mshtml_private.h"
  33
  34 #include <wine/debug.h>
  35
  36 WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
  37
  38 struct HTMLDOMTextNode {
  39     HTMLDOMNode node;
  40     IHTMLDOMTextNode IHTMLDOMTextNode_iface;
  41
  42     nsIDOMText *nstext;
  43 };
  44
  45 static inline HTMLDOMTextNode *impl_from_IHTMLDOMTextNode(IHTMLDOMTextNode *iface)
  46 {
  47     return CONTAINING_RECORD(iface, HTMLDOMTextNode, IHTMLDOMTextNode_iface);
  48 }
  49
  50 static HRESULT WINAPI HTMLDOMTextNode_QueryInterface(IHTMLDOMTextNode *iface,
  51                                                  REFIID riid, void **ppv)
  52 {
  53     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
  54
  55     return IHTMLDOMNode_QueryInterface(&This->node.IHTMLDOMNode_iface, riid, ppv);
  56 }
  57
  58 static ULONG WINAPI HTMLDOMTextNode_AddRef(IHTMLDOMTextNode *iface)
  59 {
  60     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
  61
  62     return IHTMLDOMNode_AddRef(&This->node.IHTMLDOMNode_iface);
  63 }
  64
  65 static ULONG WINAPI HTMLDOMTextNode_Release(IHTMLDOMTextNode *iface)
  66 {
  67     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
  68
  69     return IHTMLDOMNode_Release(&This->node.IHTMLDOMNode_iface);
  70 }
  71
  72 static HRESULT WINAPI HTMLDOMTextNode_GetTypeInfoCount(IHTMLDOMTextNode *iface, UINT *pctinfo)
  73 {
  74     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
  75     return IDispatchEx_GetTypeInfoCount(&This->node.dispex.IDispatchEx_iface, pctinfo);
  76 }
  77
  78 static HRESULT WINAPI HTMLDOMTextNode_GetTypeInfo(IHTMLDOMTextNode *iface, UINT iTInfo,
  79                                               LCID lcid, ITypeInfo **ppTInfo)
  80 {
  81     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
  82     return IDispatchEx_GetTypeInfo(&This->node.dispex.IDispatchEx_iface, iTInfo, lcid, ppTInfo);
  83 }
  84
  85 static HRESULT WINAPI HTMLDOMTextNode_GetIDsOfNames(IHTMLDOMTextNode *iface, REFIID riid,
  86                                                 LPOLESTR *rgszNames, UINT cNames,
  87                                                 LCID lcid, DISPID *rgDispId)
  88 {
  89     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
  90     return IDispatchEx_GetIDsOfNames(&This->node.dispex.IDispatchEx_iface, riid, rgszNames, cNames,
  91             lcid, rgDispId);
  92 }
  93
  94 static HRESULT WINAPI HTMLDOMTextNode_Invoke(IHTMLDOMTextNode *iface, DISPID dispIdMember,
  95                             REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
  96                             VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
  97 {
  98     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
  99     return IDispatchEx_Invoke(&This->node.dispex.IDispatchEx_iface, dispIdMember, riid, lcid,
 100             wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
 101 }
 102
 103 static HRESULT WINAPI HTMLDOMTextNode_put_data(IHTMLDOMTextNode *iface, BSTR v)
 104 {
 105     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
 106     nsAString nsstr;
 107     nsresult nsres;
 108
 109     TRACE("(%p)->(%s)\n", This, debugstr_w(v));
 110
 111     nsAString_InitDepend(&nsstr, v);
 112     nsres = nsIDOMText_SetData(This->nstext, &nsstr);
 113     nsAString_Finish(&nsstr);
 114     return NS_SUCCEEDED(nsres) ? S_OK : E_FAIL;
 115 }
 116
 117 static HRESULT WINAPI HTMLDOMTextNode_get_data(IHTMLDOMTextNode *iface, BSTR *p)
 118 {
 119     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
 120     nsAString nsstr;
 121     nsresult nsres;
 122
 123     TRACE("(%p)->(%p)\n", This, p);
 124
 125     nsAString_Init(&nsstr, NULL);
 126     nsres = nsIDOMText_GetData(This->nstext, &nsstr);
 127     return return_nsstr(nsres, &nsstr, p);
 128 }
 129
 130 static HRESULT WINAPI HTMLDOMTextNode_toString(IHTMLDOMTextNode *iface, BSTR *String)
 131 {
 132     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
 133     FIXME("(%p)->(%p)\n", This, String);
 134     return E_NOTIMPL;
 135 }
 136
 137 static HRESULT WINAPI HTMLDOMTextNode_get_length(IHTMLDOMTextNode *iface, LONG *p)
 138 {
 139     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
 140     UINT32 length = 0;
 141     nsresult nsres;
 142
 143     TRACE("(%p)->(%p)\n", This, p);
 144
 145     nsres = nsIDOMText_GetLength(This->nstext, &length);
 146     if(NS_FAILED(nsres))
 147         ERR("GetLength failed: %08x\n", nsres);
 148
 149     *p = length;
 150     return S_OK;
 151 }
 152
 153 static HRESULT WINAPI HTMLDOMTextNode_splitText(IHTMLDOMTextNode *iface, LONG offset, IHTMLDOMNode **pRetNode)
 154 {
 155     HTMLDOMTextNode *This = impl_from_IHTMLDOMTextNode(iface);
 156     FIXME("(%p)->(%d %p)\n", This, offset, pRetNode);
 157     return E_NOTIMPL;
 158 }
 159
 160 static const IHTMLDOMTextNodeVtbl HTMLDOMTextNodeVtbl = {
 161     HTMLDOMTextNode_QueryInterface,
 162     HTMLDOMTextNode_AddRef,
 163     HTMLDOMTextNode_Release,
 164     HTMLDOMTextNode_GetTypeInfoCount,
 165     HTMLDOMTextNode_GetTypeInfo,
 166     HTMLDOMTextNode_GetIDsOfNames,
 167     HTMLDOMTextNode_Invoke,
 168     HTMLDOMTextNode_put_data,
 169     HTMLDOMTextNode_get_data,
 170     HTMLDOMTextNode_toString,
 171     HTMLDOMTextNode_get_length,
 172     HTMLDOMTextNode_splitText
 173 };
 174
 175 static inline HTMLDOMTextNode *impl_from_HTMLDOMNode(HTMLDOMNode *iface)
 176 {
 177     return CONTAINING_RECORD(iface, HTMLDOMTextNode, node);
 178 }
 179
 180 static HRESULT HTMLDOMTextNode_QI(HTMLDOMNode *iface, REFIID riid, void **ppv)
 181 {
 182     HTMLDOMTextNode *This = impl_from_HTMLDOMNode(iface);
 183
 184     *ppv =  NULL;
 185
 186     if(IsEqualGUID(&IID_IHTMLDOMTextNode, riid)) {
 187         TRACE("(%p)->(IID_IHTMLDOMTextNode %p)\n", This, ppv);
 188         *ppv = &This->IHTMLDOMTextNode_iface;
 189     }else {
 190         return HTMLDOMNode_QI(&This->node, riid, ppv);
 191     }
 192
 193     IUnknown_AddRef((IUnknown*)*ppv);
 194     return S_OK;
 195 }
 196
 197 static HRESULT HTMLDOMTextNode_clone(HTMLDOMNode *iface, nsIDOMNode *nsnode, HTMLDOMNode **ret)
 198 {
 199     HTMLDOMTextNode *This = impl_from_HTMLDOMNode(iface);
 200
 201     return HTMLDOMTextNode_Create(This->node.doc, nsnode, ret);
 202 }
 203
 204 static const cpc_entry_t HTMLDOMTextNode_cpc[] = {{NULL}};
 205
 206 static const NodeImplVtbl HTMLDOMTextNodeImplVtbl = {
 207     HTMLDOMTextNode_QI,
 208     HTMLDOMNode_destructor,
 209     HTMLDOMTextNode_cpc,
 210     HTMLDOMTextNode_clone
 211 };
 212
 213 static const tid_t HTMLDOMTextNode_iface_tids[] = {
 214     IHTMLDOMNode_tid,
 215     IHTMLDOMNode2_tid,
 216     IHTMLDOMTextNode_tid,
 217     0
 218 };
 219 static dispex_static_data_t HTMLDOMTextNode_dispex = {
 220     NULL,
 221     DispHTMLDOMTextNode_tid,
 222     0,
 223     HTMLDOMTextNode_iface_tids
 224 };
 225
 226 HRESULT HTMLDOMTextNode_Create(HTMLDocumentNode *doc, nsIDOMNode *nsnode, HTMLDOMNode **node)
 227 {
 228     HTMLDOMTextNode *ret;
 229     nsresult nsres;
 230
 231     ret = heap_alloc_zero(sizeof(*ret));
 232     if(!ret)
 233         return E_OUTOFMEMORY;
 234
 235     ret->node.vtbl = &HTMLDOMTextNodeImplVtbl;
 236     ret->IHTMLDOMTextNode_iface.lpVtbl = &HTMLDOMTextNodeVtbl;
 237
 238     init_dispex(&ret->node.dispex, (IUnknown*)&ret->IHTMLDOMTextNode_iface,
 239             &HTMLDOMTextNode_dispex);
 240
 241     HTMLDOMNode_Init(doc, &ret->node, nsnode);
 242
 243     nsres = nsIDOMNode_QueryInterface(nsnode, &IID_nsIDOMText, (void**)&ret->nstext);
 244     assert(nsres == NS_OK && (nsIDOMNode*)ret->nstext == ret->node.nsnode);
 245
 246     /* Share reference with nsnode */
 247     nsIDOMNode_Release(ret->node.nsnode);
 248
 249     *node = &ret->node;
 250     return S_OK;
 251 }