Sweden-Number/dlls/mshtml/txtrange.c

677 lines
19 KiB
C

/*
* Copyright 2006 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 "config.h"
#include <stdarg.h>
#include <stdio.h>
#define COBJMACROS
#include "windef.h"
#include "winbase.h"
#include "winuser.h"
#include "winnls.h"
#include "ole2.h"
#include "wine/debug.h"
#include "wine/unicode.h"
#include "mshtml_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(mshtml);
typedef struct {
const IHTMLTxtRangeVtbl *lpHTMLTxtRangeVtbl;
LONG ref;
nsIDOMRange *nsrange;
HTMLDocument *doc;
struct list entry;
} HTMLTxtRange;
#define HTMLTXTRANGE(x) ((IHTMLTxtRange*) &(x)->lpHTMLTxtRangeVtbl)
static HTMLTxtRange *get_range_object(HTMLDocument *doc, IHTMLTxtRange *iface)
{
HTMLTxtRange *iter;
LIST_FOR_EACH_ENTRY(iter, &doc->range_list, HTMLTxtRange, entry) {
if(HTMLTXTRANGE(iter) == iface)
return iter;
}
ERR("Could not find range in document\n");
return NULL;
}
static int string_to_nscmptype(LPCWSTR str)
{
static const WCHAR seW[] = {'S','t','a','r','t','T','o','E','n','d',0};
static const WCHAR ssW[] = {'S','t','a','r','t','T','o','S','t','a','r','t',0};
static const WCHAR esW[] = {'E','n','d','T','o','S','t','a','r','t',0};
static const WCHAR eeW[] = {'E','n','d','T','o','E','n','d',0};
if(!strcmpiW(str, seW)) return NS_START_TO_END;
if(!strcmpiW(str, ssW)) return NS_START_TO_START;
if(!strcmpiW(str, esW)) return NS_END_TO_START;
if(!strcmpiW(str, eeW)) return NS_END_TO_END;
return -1;
}
static PRUint16 get_node_type(nsIDOMNode *node)
{
PRUint16 type = 0xfff;
if(node)
nsIDOMNode_GetNodeType(node, &type);
return type;
}
#define HTMLTXTRANGE_THIS(iface) DEFINE_THIS(HTMLTxtRange, HTMLTxtRange, iface)
static HRESULT WINAPI HTMLTxtRange_QueryInterface(IHTMLTxtRange *iface, REFIID riid, void **ppv)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
*ppv = NULL;
if(IsEqualGUID(&IID_IUnknown, riid)) {
TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
*ppv = HTMLTXTRANGE(This);
}else if(IsEqualGUID(&IID_IDispatch, riid)) {
TRACE("(%p)->(IID_IDispatch %p)\n", This, ppv);
*ppv = HTMLTXTRANGE(This);
}else if(IsEqualGUID(&IID_IHTMLTxtRange, riid)) {
TRACE("(%p)->(IID_IHTMLTxtRange %p)\n", This, ppv);
*ppv = HTMLTXTRANGE(This);
}
if(*ppv) {
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
WARN("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppv);
return E_NOINTERFACE;
}
static ULONG WINAPI HTMLTxtRange_AddRef(IHTMLTxtRange *iface)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
LONG ref = InterlockedIncrement(&This->ref);
TRACE("(%p) ref=%d\n", This, ref);
return ref;
}
static ULONG WINAPI HTMLTxtRange_Release(IHTMLTxtRange *iface)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
LONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p) ref=%d\n", This, ref);
if(!ref) {
if(This->nsrange)
nsISelection_Release(This->nsrange);
if(This->doc)
list_remove(&This->entry);
mshtml_free(This);
}
return ref;
}
static HRESULT WINAPI HTMLTxtRange_GetTypeInfoCount(IHTMLTxtRange *iface, UINT *pctinfo)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
FIXME("(%p)->(%p)\n", This, pctinfo);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLTxtRange_GetTypeInfo(IHTMLTxtRange *iface, UINT iTInfo,
LCID lcid, ITypeInfo **ppTInfo)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
FIXME("(%p)->(%u %u %p)\n", This, iTInfo, lcid, ppTInfo);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLTxtRange_GetIDsOfNames(IHTMLTxtRange *iface, REFIID riid,
LPOLESTR *rgszNames, UINT cNames,
LCID lcid, DISPID *rgDispId)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
FIXME("(%p)->(%s %p %u %u %p)\n", This, debugstr_guid(riid), rgszNames, cNames,
lcid, rgDispId);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLTxtRange_Invoke(IHTMLTxtRange *iface, DISPID dispIdMember,
REFIID riid, LCID lcid, WORD wFlags, DISPPARAMS *pDispParams,
VARIANT *pVarResult, EXCEPINFO *pExcepInfo, UINT *puArgErr)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
FIXME("(%p)->(%d %s %d %d %p %p %p %p)\n", This, dispIdMember, debugstr_guid(riid),
lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLTxtRange_get_htmlText(IHTMLTxtRange *iface, BSTR *p)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
TRACE("(%p)->(%p)\n", This, p);
*p = NULL;
if(This->nsrange) {
nsIDOMDocumentFragment *fragment;
nsresult nsres;
nsres = nsIDOMRange_CloneContents(This->nsrange, &fragment);
if(NS_SUCCEEDED(nsres)) {
const PRUnichar *nstext;
nsAString nsstr;
nsAString_Init(&nsstr, NULL);
nsnode_to_nsstring((nsIDOMNode*)fragment, &nsstr);
nsIDOMDocumentFragment_Release(fragment);
nsAString_GetData(&nsstr, &nstext, NULL);
*p = SysAllocString(nstext);
nsAString_Finish(&nsstr);
}
}
if(!*p) {
const WCHAR emptyW[] = {0};
*p = SysAllocString(emptyW);
}
TRACE("return %s\n", debugstr_w(*p));
return S_OK;
}
static HRESULT WINAPI HTMLTxtRange_put_text(IHTMLTxtRange *iface, BSTR v)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
nsIDOMDocument *nsdoc;
nsIDOMText *text_node;
nsAString text_str;
nsresult nsres;
TRACE("(%p)->(%s)\n", This, debugstr_w(v));
if(!This->doc)
return MSHTML_E_NODOC;
nsres = nsIWebNavigation_GetDocument(This->doc->nscontainer->navigation, &nsdoc);
if(NS_FAILED(nsres)) {
ERR("GetDocument failed: %08x\n", nsres);
return S_OK;
}
nsAString_Init(&text_str, v);
nsres = nsIDOMDocument_CreateTextNode(nsdoc, &text_str, &text_node);
nsAString_Finish(&text_str);
if(NS_FAILED(nsres)) {
ERR("CreateTextNode failed: %08x\n", nsres);
return S_OK;
}
nsres = nsIDOMRange_DeleteContents(This->nsrange);
if(NS_FAILED(nsres))
ERR("DeleteContents failed: %08x\n", nsres);
nsres = nsIDOMRange_InsertNode(This->nsrange, (nsIDOMNode*)text_node);
if(NS_FAILED(nsres))
ERR("InsertNode failed: %08x\n", nsres);
return S_OK;
}
static HRESULT WINAPI HTMLTxtRange_get_text(IHTMLTxtRange *iface, BSTR *p)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
TRACE("(%p)->(%p)\n", This, p);
*p = NULL;
if(This->nsrange) {
nsAString text_str;
nsresult nsres;
nsAString_Init(&text_str, NULL);
nsres = nsIDOMRange_ToString(This->nsrange, &text_str);
if(NS_SUCCEEDED(nsres)) {
const PRUnichar *nstext;
nsAString_GetData(&text_str, &nstext, NULL);
*p = SysAllocString(nstext);
}else {
ERR("ToString failed: %08x\n", nsres);
}
nsAString_Finish(&text_str);
}
if(!*p) {
static const WCHAR empty[] = {0};
*p = SysAllocString(empty);
}
return S_OK;
}
static HRESULT WINAPI HTMLTxtRange_parentElement(IHTMLTxtRange *iface, IHTMLElement **parent)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
nsIDOMNode *nsnode, *tmp;
HTMLDOMNode *node;
HRESULT hres;
TRACE("(%p)->(%p)\n", This, parent);
nsIDOMRange_GetCommonAncestorContainer(This->nsrange, &nsnode);
while(nsnode && get_node_type(nsnode) != ELEMENT_NODE) {
nsIDOMNode_GetParentNode(nsnode, &tmp);
nsIDOMNode_Release(nsnode);
nsnode = tmp;
}
if(!nsnode) {
*parent = NULL;
return S_OK;
}
node = get_node(This->doc, nsnode);
nsIDOMNode_Release(nsnode);
hres = IHTMLDOMNode_QueryInterface(HTMLDOMNODE(node), &IID_IHTMLElement, (void**)parent);
IHTMLDOMNode_Release(HTMLDOMNODE(node));
return hres;
}
static HRESULT WINAPI HTMLTxtRange_duplicate(IHTMLTxtRange *iface, IHTMLTxtRange **Duplicate)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
nsIDOMRange *nsrange = NULL;
TRACE("(%p)->(%p)\n", This, Duplicate);
nsIDOMRange_CloneRange(This->nsrange, &nsrange);
*Duplicate = HTMLTxtRange_Create(This->doc, nsrange);
nsIDOMRange_Release(nsrange);
return S_OK;
}
static HRESULT WINAPI HTMLTxtRange_inRange(IHTMLTxtRange *iface, IHTMLTxtRange *Range,
VARIANT_BOOL *InRange)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
HTMLTxtRange *src_range;
PRInt16 nsret = 0;
nsresult nsres;
TRACE("(%p)->(%p %p)\n", This, Range, InRange);
*InRange = VARIANT_FALSE;
src_range = get_range_object(This->doc, Range);
if(!src_range)
return E_FAIL;
nsres = nsIDOMRange_CompareBoundaryPoints(This->nsrange, NS_START_TO_START,
src_range->nsrange, &nsret);
if(NS_SUCCEEDED(nsres) && nsret <= 0) {
nsres = nsIDOMRange_CompareBoundaryPoints(This->nsrange, NS_END_TO_END,
src_range->nsrange, &nsret);
if(NS_SUCCEEDED(nsres) && nsret >= 0)
*InRange = VARIANT_TRUE;
}
if(NS_FAILED(nsres))
ERR("CompareBoundaryPoints failed: %08x\n", nsres);
return S_OK;
}
static HRESULT WINAPI HTMLTxtRange_isEqual(IHTMLTxtRange *iface, IHTMLTxtRange *Range,
VARIANT_BOOL *IsEqual)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
HTMLTxtRange *src_range;
PRInt16 nsret = 0;
nsresult nsres;
TRACE("(%p)->(%p %p)\n", This, Range, IsEqual);
*IsEqual = VARIANT_FALSE;
src_range = get_range_object(This->doc, Range);
if(!src_range)
return E_FAIL;
nsres = nsIDOMRange_CompareBoundaryPoints(This->nsrange, NS_START_TO_START,
src_range->nsrange, &nsret);
if(NS_SUCCEEDED(nsres) && !nsret) {
nsres = nsIDOMRange_CompareBoundaryPoints(This->nsrange, NS_END_TO_END,
src_range->nsrange, &nsret);
if(NS_SUCCEEDED(nsres) && !nsret)
*IsEqual = VARIANT_TRUE;
}
if(NS_FAILED(nsres))
ERR("CompareBoundaryPoints failed: %08x\n", nsres);
return S_OK;
}
static HRESULT WINAPI HTMLTxtRange_scrollIntoView(IHTMLTxtRange *iface, VARIANT_BOOL fStart)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
FIXME("(%p)->(%x)\n", This, fStart);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLTxtRange_collapse(IHTMLTxtRange *iface, VARIANT_BOOL Start)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
TRACE("(%p)->(%x)\n", This, Start);
nsIDOMRange_Collapse(This->nsrange, Start != VARIANT_FALSE);
return S_OK;
}
static HRESULT WINAPI HTMLTxtRange_expand(IHTMLTxtRange *iface, BSTR Unit, VARIANT_BOOL *Success)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
FIXME("(%p)->(%s %p)\n", This, debugstr_w(Unit), Success);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLTxtRange_move(IHTMLTxtRange *iface, BSTR Unit,
long Count, long *ActualCount)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
FIXME("(%p)->(%s %ld %p)\n", This, debugstr_w(Unit), Count, ActualCount);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLTxtRange_moveStart(IHTMLTxtRange *iface, BSTR Unit,
long Count, long *ActualCount)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
FIXME("(%p)->(%s %ld %p)\n", This, debugstr_w(Unit), Count, ActualCount);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLTxtRange_moveEnd(IHTMLTxtRange *iface, BSTR Unit,
long Count, long *ActualCount)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
FIXME("(%p)->(%s %ld %p)\n", This, debugstr_w(Unit), Count, ActualCount);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLTxtRange_select(IHTMLTxtRange *iface)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
TRACE("(%p)\n", This);
if(This->doc->nscontainer) {
nsIDOMWindow *dom_window = NULL;
nsISelection *nsselection;
nsIWebBrowser_GetContentDOMWindow(This->doc->nscontainer->webbrowser, &dom_window);
nsIDOMWindow_GetSelection(dom_window, &nsselection);
nsIDOMWindow_Release(dom_window);
nsISelection_RemoveAllRanges(nsselection);
nsISelection_AddRange(nsselection, This->nsrange);
nsISelection_Release(nsselection);
}
return S_OK;
}
static HRESULT WINAPI HTMLTxtRange_pasteHTML(IHTMLTxtRange *iface, BSTR html)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
FIXME("(%p)->(%s)\n", This, debugstr_w(html));
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLTxtRange_moveToElementText(IHTMLTxtRange *iface, IHTMLElement *element)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
FIXME("(%p)->(%p)\n", This, element);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLTxtRange_setEndPoint(IHTMLTxtRange *iface, BSTR how,
IHTMLTxtRange *SourceRange)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
FIXME("(%p)->(%s %p)\n", This, debugstr_w(how), SourceRange);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLTxtRange_compareEndPoints(IHTMLTxtRange *iface, BSTR how,
IHTMLTxtRange *SourceRange, long *ret)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
HTMLTxtRange *src_range;
PRInt16 nsret = 0;
int nscmpt;
nsresult nsres;
TRACE("(%p)->(%s %p %p)\n", This, debugstr_w(how), SourceRange, ret);
nscmpt = string_to_nscmptype(how);
if(nscmpt == -1)
return E_INVALIDARG;
src_range = get_range_object(This->doc, SourceRange);
if(!src_range)
return E_FAIL;
nsres = nsIDOMRange_CompareBoundaryPoints(This->nsrange, nscmpt, src_range->nsrange, &nsret);
if(NS_FAILED(nsres))
ERR("CompareBoundaryPoints failed: %08x\n", nsres);
*ret = nsret;
return S_OK;
}
static HRESULT WINAPI HTMLTxtRange_findText(IHTMLTxtRange *iface, BSTR String,
long count, long Flags, VARIANT_BOOL *Success)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
FIXME("(%p)->(%s %ld %08lx %p)\n", This, debugstr_w(String), count, Flags, Success);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLTxtRange_moveToPoint(IHTMLTxtRange *iface, long x, long y)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
FIXME("(%p)->(%ld %ld)\n", This, x, y);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLTxtRange_getBookmark(IHTMLTxtRange *iface, BSTR *Bookmark)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
FIXME("(%p)->(%p)\n", This, Bookmark);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLTxtRange_moveToBookmark(IHTMLTxtRange *iface, BSTR Bookmark,
VARIANT_BOOL *Success)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
FIXME("(%p)->(%s %p)\n", This, debugstr_w(Bookmark), Success);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLTxtRange_queryCommandSupported(IHTMLTxtRange *iface, BSTR cmdID,
VARIANT_BOOL *pfRet)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
FIXME("(%p)->(%s %p)\n", This, debugstr_w(cmdID), pfRet);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLTxtRange_queryCommandEnabled(IHTMLTxtRange *iface, BSTR cmdID,
VARIANT_BOOL *pfRet)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
FIXME("(%p)->(%s %p)\n", This, debugstr_w(cmdID), pfRet);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLTxtRange_queryCommandState(IHTMLTxtRange *iface, BSTR cmdID,
VARIANT_BOOL *pfRet)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
FIXME("(%p)->(%s %p)\n", This, debugstr_w(cmdID), pfRet);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLTxtRange_queryCommandIndeterm(IHTMLTxtRange *iface, BSTR cmdID,
VARIANT_BOOL *pfRet)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
FIXME("(%p)->(%s %p)\n", This, debugstr_w(cmdID), pfRet);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLTxtRange_queryCommandText(IHTMLTxtRange *iface, BSTR cmdID,
BSTR *pcmdText)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
FIXME("(%p)->(%s %p)\n", This, debugstr_w(cmdID), pcmdText);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLTxtRange_queryCommandValue(IHTMLTxtRange *iface, BSTR cmdID,
VARIANT *pcmdValue)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
FIXME("(%p)->(%s %p)\n", This, debugstr_w(cmdID), pcmdValue);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLTxtRange_execCommand(IHTMLTxtRange *iface, BSTR cmdID,
VARIANT_BOOL showUI, VARIANT value, VARIANT_BOOL *pfRet)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
FIXME("(%p)->(%s %x v %p)\n", This, debugstr_w(cmdID), showUI, pfRet);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLTxtRange_execCommandShowHelp(IHTMLTxtRange *iface, BSTR cmdID,
VARIANT_BOOL *pfRet)
{
HTMLTxtRange *This = HTMLTXTRANGE_THIS(iface);
FIXME("(%p)->(%s %p)\n", This, debugstr_w(cmdID), pfRet);
return E_NOTIMPL;
}
#undef HTMLTXTRANGE_THIS
static const IHTMLTxtRangeVtbl HTMLTxtRangeVtbl = {
HTMLTxtRange_QueryInterface,
HTMLTxtRange_AddRef,
HTMLTxtRange_Release,
HTMLTxtRange_GetTypeInfoCount,
HTMLTxtRange_GetTypeInfo,
HTMLTxtRange_GetIDsOfNames,
HTMLTxtRange_Invoke,
HTMLTxtRange_get_htmlText,
HTMLTxtRange_put_text,
HTMLTxtRange_get_text,
HTMLTxtRange_parentElement,
HTMLTxtRange_duplicate,
HTMLTxtRange_inRange,
HTMLTxtRange_isEqual,
HTMLTxtRange_scrollIntoView,
HTMLTxtRange_collapse,
HTMLTxtRange_expand,
HTMLTxtRange_move,
HTMLTxtRange_moveStart,
HTMLTxtRange_moveEnd,
HTMLTxtRange_select,
HTMLTxtRange_pasteHTML,
HTMLTxtRange_moveToElementText,
HTMLTxtRange_setEndPoint,
HTMLTxtRange_compareEndPoints,
HTMLTxtRange_findText,
HTMLTxtRange_moveToPoint,
HTMLTxtRange_getBookmark,
HTMLTxtRange_moveToBookmark,
HTMLTxtRange_queryCommandSupported,
HTMLTxtRange_queryCommandEnabled,
HTMLTxtRange_queryCommandState,
HTMLTxtRange_queryCommandIndeterm,
HTMLTxtRange_queryCommandText,
HTMLTxtRange_queryCommandValue,
HTMLTxtRange_execCommand,
HTMLTxtRange_execCommandShowHelp
};
IHTMLTxtRange *HTMLTxtRange_Create(HTMLDocument *doc, nsIDOMRange *nsrange)
{
HTMLTxtRange *ret = mshtml_alloc(sizeof(HTMLTxtRange));
ret->lpHTMLTxtRangeVtbl = &HTMLTxtRangeVtbl;
ret->ref = 1;
if(nsrange)
nsIDOMRange_AddRef(nsrange);
ret->nsrange = nsrange;
ret->doc = doc;
list_add_head(&doc->range_list, &ret->entry);
return HTMLTXTRANGE(ret);
}
void detach_ranges(HTMLDocument *This)
{
HTMLTxtRange *iter;
LIST_FOR_EACH_ENTRY(iter, &This->range_list, HTMLTxtRange, entry) {
iter->doc = NULL;
}
}