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reactos/dll/win32/mshtml/txtrange.c

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/*
* Copyright 2006-2007 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 "mshtml_private.h"
static const WCHAR brW[] = {'b','r',0};
static const WCHAR hrW[] = {'h','r',0};
typedef struct {
DispatchEx dispex;
IHTMLTxtRange IHTMLTxtRange_iface;
IOleCommandTarget IOleCommandTarget_iface;
LONG ref;
nsIDOMRange *nsrange;
HTMLDocumentNode *doc;
struct list entry;
} HTMLTxtRange;
typedef struct {
WCHAR *buf;
DWORD len;
DWORD size;
} wstrbuf_t;
typedef struct {
UINT16 type;
nsIDOMNode *node;
UINT32 off;
} rangepoint_t;
typedef enum {
RU_UNKNOWN,
RU_CHAR,
RU_WORD,
RU_SENTENCE,
RU_TEXTEDIT
} range_unit_t;
static HTMLTxtRange *get_range_object(HTMLDocumentNode *doc, IHTMLTxtRange *iface)
{
HTMLTxtRange *iter;
LIST_FOR_EACH_ENTRY(iter, &doc->range_list, HTMLTxtRange, entry) {
if(&iter->IHTMLTxtRange_iface == iface)
return iter;
}
ERR("Could not find range in document\n");
return NULL;
}
static range_unit_t string_to_unit(LPCWSTR str)
{
static const WCHAR characterW[] =
{'c','h','a','r','a','c','t','e','r',0};
static const WCHAR wordW[] =
{'w','o','r','d',0};
static const WCHAR sentenceW[] =
{'s','e','n','t','e','n','c','e',0};
static const WCHAR texteditW[] =
{'t','e','x','t','e','d','i','t',0};
if(!strcmpiW(str, characterW)) return RU_CHAR;
if(!strcmpiW(str, wordW)) return RU_WORD;
if(!strcmpiW(str, sentenceW)) return RU_SENTENCE;
if(!strcmpiW(str, texteditW)) return RU_TEXTEDIT;
return RU_UNKNOWN;
}
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 UINT16 get_node_type(nsIDOMNode *node)
{
UINT16 type = 0;
if(node)
nsIDOMNode_GetNodeType(node, &type);
return type;
}
static void get_text_node_data(nsIDOMNode *node, nsAString *nsstr, const PRUnichar **str)
{
nsIDOMText *nstext;
nsresult nsres;
nsres = nsIDOMNode_QueryInterface(node, &IID_nsIDOMText, (void**)&nstext);
assert(nsres == NS_OK);
nsAString_Init(nsstr, NULL);
nsres = nsIDOMText_GetData(nstext, nsstr);
nsIDOMText_Release(nstext);
if(NS_FAILED(nsres))
ERR("GetData failed: %08x\n", nsres);
nsAString_GetData(nsstr, str);
}
static nsIDOMNode *get_child_node(nsIDOMNode *node, UINT32 off)
{
nsIDOMNodeList *node_list;
nsIDOMNode *ret = NULL;
nsIDOMNode_GetChildNodes(node, &node_list);
nsIDOMNodeList_Item(node_list, off, &ret);
nsIDOMNodeList_Release(node_list);
return ret;
}
/* This is very inefficient, but there is no faster way to compute index in
* child node list using public API. Gecko has internal nsINode::IndexOf
* function that we could consider exporting and use instead. */
static int get_child_index(nsIDOMNode *parent, nsIDOMNode *child)
{
nsIDOMNodeList *node_list;
nsIDOMNode *node;
int ret = 0;
nsresult nsres;
nsres = nsIDOMNode_GetChildNodes(parent, &node_list);
assert(nsres == NS_OK);
while(1) {
nsres = nsIDOMNodeList_Item(node_list, ret, &node);
assert(nsres == NS_OK && node);
if(node == child) {
nsIDOMNode_Release(node);
break;
}
nsIDOMNode_Release(node);
ret++;
}
nsIDOMNodeList_Release(node_list);
return ret;
}
static void init_rangepoint(rangepoint_t *rangepoint, nsIDOMNode *node, UINT32 off)
{
nsIDOMNode_AddRef(node);
rangepoint->type = get_node_type(node);
rangepoint->node = node;
rangepoint->off = off;
}
static inline void free_rangepoint(rangepoint_t *rangepoint)
{
nsIDOMNode_Release(rangepoint->node);
}
static inline BOOL rangepoint_cmp(const rangepoint_t *point1, const rangepoint_t *point2)
{
return point1->node == point2->node && point1->off == point2->off;
}
static BOOL rangepoint_next_node(rangepoint_t *iter)
{
nsIDOMNode *node;
UINT32 off;
nsresult nsres;
/* Try to move to the child node. */
node = get_child_node(iter->node, iter->off);
if(node) {
free_rangepoint(iter);
init_rangepoint(iter, node, 0);
nsIDOMNode_Release(node);
return TRUE;
}
/* There are no more children in the node. Move to parent. */
nsres = nsIDOMNode_GetParentNode(iter->node, &node);
assert(nsres == NS_OK);
if(!node)
return FALSE;
off = get_child_index(node, iter->node)+1;
free_rangepoint(iter);
init_rangepoint(iter, node, off);
nsIDOMNode_Release(node);
return TRUE;
}
static UINT32 get_child_count(nsIDOMNode *node)
{
nsIDOMNodeList *node_list;
UINT32 ret;
nsresult nsres;
nsres = nsIDOMNode_GetChildNodes(node, &node_list);
assert(nsres == NS_OK);
nsres = nsIDOMNodeList_GetLength(node_list, &ret);
nsIDOMNodeList_Release(node_list);
assert(nsres == NS_OK);
return ret;
}
static UINT32 get_text_length(nsIDOMNode *node)
{
nsIDOMText *nstext;
UINT32 ret;
nsresult nsres;
nsres = nsIDOMNode_QueryInterface(node, &IID_nsIDOMText, (void**)&nstext);
assert(nsres == NS_OK);
nsres = nsIDOMText_GetLength(nstext, &ret);
nsIDOMText_Release(nstext);
assert(nsres == NS_OK);
return ret;
}
static BOOL rangepoint_prev_node(rangepoint_t *iter)
{
nsIDOMNode *node;
UINT32 off;
nsresult nsres;
/* Try to move to the child node. */
if(iter->off) {
node = get_child_node(iter->node, iter->off-1);
assert(node != NULL);
off = get_node_type(node) == TEXT_NODE ? get_text_length(node) : get_child_count(node);
free_rangepoint(iter);
init_rangepoint(iter, node, off);
nsIDOMNode_Release(node);
return TRUE;
}
/* There are no more children in the node. Move to parent. */
nsres = nsIDOMNode_GetParentNode(iter->node, &node);
assert(nsres == NS_OK);
if(!node)
return FALSE;
off = get_child_index(node, iter->node);
free_rangepoint(iter);
init_rangepoint(iter, node, off);
return TRUE;
}
static void get_start_point(HTMLTxtRange *This, rangepoint_t *ret)
{
nsIDOMNode *node;
LONG off;
nsIDOMRange_GetStartContainer(This->nsrange, &node);
nsIDOMRange_GetStartOffset(This->nsrange, &off);
init_rangepoint(ret, node, off);
nsIDOMNode_Release(node);
}
static void get_end_point(HTMLTxtRange *This, rangepoint_t *ret)
{
nsIDOMNode *node;
LONG off;
nsIDOMRange_GetEndContainer(This->nsrange, &node);
nsIDOMRange_GetEndOffset(This->nsrange, &off);
init_rangepoint(ret, node, off);
nsIDOMNode_Release(node);
}
static void set_start_point(HTMLTxtRange *This, const rangepoint_t *start)
{
nsresult nsres = nsIDOMRange_SetStart(This->nsrange, start->node, start->off);
if(NS_FAILED(nsres))
ERR("failed: %08x\n", nsres);
}
static void set_end_point(HTMLTxtRange *This, const rangepoint_t *end)
{
nsresult nsres = nsIDOMRange_SetEnd(This->nsrange, end->node, end->off);
if(NS_FAILED(nsres))
ERR("failed: %08x\n", nsres);
}
static BOOL is_elem_tag(nsIDOMNode *node, LPCWSTR istag)
{
nsIDOMElement *elem;
nsAString tag_str;
const PRUnichar *tag;
BOOL ret = FALSE;
nsresult nsres;
nsres = nsIDOMNode_QueryInterface(node, &IID_nsIDOMElement, (void**)&elem);
if(NS_FAILED(nsres))
return FALSE;
nsAString_Init(&tag_str, NULL);
nsIDOMElement_GetTagName(elem, &tag_str);
nsIDOMElement_Release(elem);
nsAString_GetData(&tag_str, &tag);
ret = !strcmpiW(tag, istag);
nsAString_Finish(&tag_str);
return ret;
}
static inline BOOL wstrbuf_init(wstrbuf_t *buf)
{
buf->len = 0;
buf->size = 16;
buf->buf = heap_alloc(buf->size * sizeof(WCHAR));
if (!buf->buf) return FALSE;
*buf->buf = 0;
return TRUE;
}
static inline void wstrbuf_finish(wstrbuf_t *buf)
{
heap_free(buf->buf);
}
static void wstrbuf_append_len(wstrbuf_t *buf, LPCWSTR str, int len)
{
if(buf->len+len >= buf->size) {
buf->size = 2*buf->size+len;
buf->buf = heap_realloc(buf->buf, buf->size * sizeof(WCHAR));
}
memcpy(buf->buf+buf->len, str, len*sizeof(WCHAR));
buf->len += len;
buf->buf[buf->len] = 0;
}
static void wstrbuf_append_nodetxt(wstrbuf_t *buf, LPCWSTR str, int len)
{
const WCHAR *s = str;
WCHAR *d;
TRACE("%s\n", debugstr_wn(str, len));
if(buf->len+len >= buf->size) {
buf->size = 2*buf->size+len;
buf->buf = heap_realloc(buf->buf, buf->size * sizeof(WCHAR));
}
if(buf->len && isspaceW(buf->buf[buf->len-1])) {
while(s < str+len && isspaceW(*s))
s++;
}
d = buf->buf+buf->len;
while(s < str+len) {
if(isspaceW(*s)) {
*d++ = ' ';
s++;
while(s < str+len && isspaceW(*s))
s++;
}else {
*d++ = *s++;
}
}
buf->len = d - buf->buf;
*d = 0;
}
static void wstrbuf_append_node(wstrbuf_t *buf, nsIDOMNode *node, BOOL ignore_text)
{
switch(get_node_type(node)) {
case TEXT_NODE: {
nsIDOMText *nstext;
nsAString data_str;
const PRUnichar *data;
if(ignore_text)
break;
nsIDOMNode_QueryInterface(node, &IID_nsIDOMText, (void**)&nstext);
nsAString_Init(&data_str, NULL);
nsIDOMText_GetData(nstext, &data_str);
nsAString_GetData(&data_str, &data);
wstrbuf_append_nodetxt(buf, data, strlenW(data));
nsAString_Finish(&data_str);
nsIDOMText_Release(nstext);
break;
}
case ELEMENT_NODE:
if(is_elem_tag(node, brW)) {
static const WCHAR endlW[] = {'\r','\n'};
wstrbuf_append_len(buf, endlW, 2);
}else if(is_elem_tag(node, hrW)) {
static const WCHAR endl2W[] = {'\r','\n','\r','\n'};
wstrbuf_append_len(buf, endl2W, 4);
}
}
}
static void wstrbuf_append_node_rec(wstrbuf_t *buf, nsIDOMNode *node)
{
nsIDOMNode *iter, *tmp;
wstrbuf_append_node(buf, node, FALSE);
nsIDOMNode_GetFirstChild(node, &iter);
while(iter) {
wstrbuf_append_node_rec(buf, iter);
nsIDOMNode_GetNextSibling(iter, &tmp);
nsIDOMNode_Release(iter);
iter = tmp;
}
}
static void range_to_string(HTMLTxtRange *This, wstrbuf_t *buf)
{
rangepoint_t end_pos, iter;
cpp_bool collapsed;
nsIDOMRange_GetCollapsed(This->nsrange, &collapsed);
if(collapsed) {
wstrbuf_finish(buf);
buf->buf = NULL;
buf->size = 0;
return;
}
get_end_point(This, &end_pos);
get_start_point(This, &iter);
do {
if(iter.type == TEXT_NODE) {
const PRUnichar *str;
nsAString nsstr;
get_text_node_data(iter.node, &nsstr, &str);
if(iter.node == end_pos.node) {
wstrbuf_append_nodetxt(buf, str+iter.off, end_pos.off-iter.off);
nsAString_Finish(&nsstr);
break;
}
wstrbuf_append_nodetxt(buf, str+iter.off, strlenW(str+iter.off));
nsAString_Finish(&nsstr);
}else {
nsIDOMNode *node;
node = get_child_node(iter.node, iter.off);
if(node) {
wstrbuf_append_node(buf, node, TRUE);
nsIDOMNode_Release(node);
}
}
if(!rangepoint_next_node(&iter)) {
ERR("End of document?\n");
break;
}
}while(!rangepoint_cmp(&iter, &end_pos));
free_rangepoint(&iter);
free_rangepoint(&end_pos);
if(buf->len) {
WCHAR *p;
for(p = buf->buf+buf->len-1; p >= buf->buf && isspaceW(*p); p--);
p = strchrW(p, '\r');
if(p)
*p = 0;
}
}
HRESULT get_node_text(HTMLDOMNode *node, BSTR *ret)
{
wstrbuf_t buf;
HRESULT hres = S_OK;
if (!wstrbuf_init(&buf))
return E_OUTOFMEMORY;
wstrbuf_append_node_rec(&buf, node->nsnode);
if(buf.buf) {
*ret = SysAllocString(buf.buf);
if(!*ret)
hres = E_OUTOFMEMORY;
} else {
*ret = NULL;
}
wstrbuf_finish(&buf);
if(SUCCEEDED(hres))
TRACE("ret %s\n", debugstr_w(*ret));
return hres;
}
static WCHAR move_next_char(rangepoint_t *iter)
{
rangepoint_t last_space;
nsIDOMNode *node;
WCHAR cspace = 0;
const WCHAR *p;
do {
switch(iter->type) {
case TEXT_NODE: {
const PRUnichar *str;
nsAString nsstr;
WCHAR c;
get_text_node_data(iter->node, &nsstr, &str);
p = str+iter->off;
if(!*p) {
nsAString_Finish(&nsstr);
break;
}
c = *p;
if(isspaceW(c)) {
while(isspaceW(*p))
p++;
if(cspace)
free_rangepoint(&last_space);
else
cspace = ' ';
iter->off = p-str;
c = *p;
nsAString_Finish(&nsstr);
if(!c) { /* continue to skip spaces */
init_rangepoint(&last_space, iter->node, iter->off);
break;
}
return cspace;
}else {
nsAString_Finish(&nsstr);
}
/* If we have a non-space char and we're skipping spaces, stop and return the last found space. */
if(cspace) {
free_rangepoint(iter);
*iter = last_space;
return cspace;
}
iter->off++;
return c;
}
case ELEMENT_NODE:
node = get_child_node(iter->node, iter->off);
if(!node)
break;
if(is_elem_tag(node, brW)) {
if(cspace) {
nsIDOMNode_Release(node);
free_rangepoint(iter);
*iter = last_space;
return cspace;
}
cspace = '\n';
init_rangepoint(&last_space, iter->node, iter->off+1);
}else if(is_elem_tag(node, hrW)) {
nsIDOMNode_Release(node);
if(cspace) {
free_rangepoint(iter);
*iter = last_space;
return cspace;
}
iter->off++;
return '\n';
}
nsIDOMNode_Release(node);
}
}while(rangepoint_next_node(iter));
return cspace;
}
static WCHAR move_prev_char(rangepoint_t *iter)
{
rangepoint_t last_space;
nsIDOMNode *node;
WCHAR cspace = 0;
const WCHAR *p;
do {
switch(iter->type) {
case TEXT_NODE: {
const PRUnichar *str;
nsAString nsstr;
WCHAR c;
if(!iter->off)
break;
get_text_node_data(iter->node, &nsstr, &str);
p = str+iter->off-1;
c = *p;
if(isspaceW(c)) {
while(p > str && isspaceW(*(p-1)))
p--;
if(cspace)
free_rangepoint(&last_space);
else
cspace = ' ';
iter->off = p-str;
nsAString_Finish(&nsstr);
if(p == str) { /* continue to skip spaces */
init_rangepoint(&last_space, iter->node, iter->off);
break;
}
return cspace;
}else {
nsAString_Finish(&nsstr);
}
/* If we have a non-space char and we're skipping spaces, stop and return the last found space. */
if(cspace) {
free_rangepoint(iter);
*iter = last_space;
return cspace;
}
iter->off--;
return c;
}
case ELEMENT_NODE:
if(!iter->off)
break;
node = get_child_node(iter->node, iter->off-1);
if(!node)
break;
if(is_elem_tag(node, brW)) {
if(cspace)
free_rangepoint(&last_space);
cspace = '\n';
init_rangepoint(&last_space, iter->node, iter->off-1);
}else if(is_elem_tag(node, hrW)) {
nsIDOMNode_Release(node);
if(cspace) {
free_rangepoint(iter);
*iter = last_space;
return cspace;
}
iter->off--;
return '\n';
}
nsIDOMNode_Release(node);
}
}while(rangepoint_prev_node(iter));
if(cspace) {
free_rangepoint(iter);
*iter = last_space;
return cspace;
}
return 0;
}
static LONG move_by_chars(rangepoint_t *iter, LONG cnt)
{
LONG ret = 0;
if(cnt >= 0) {
while(ret < cnt && move_next_char(iter))
ret++;
}else {
while(ret > cnt && move_prev_char(iter))
ret--;
}
return ret;
}
static LONG find_prev_space(rangepoint_t *iter, BOOL first_space)
{
rangepoint_t prev;
WCHAR c;
init_rangepoint(&prev, iter->node, iter->off);
c = move_prev_char(&prev);
if(!c || (first_space && isspaceW(c)))
return FALSE;
do {
free_rangepoint(iter);
init_rangepoint(iter, prev.node, prev.off);
c = move_prev_char(&prev);
}while(c && !isspaceW(c));
free_rangepoint(&prev);
return TRUE;
}
static BOOL find_word_end(rangepoint_t *iter, BOOL is_collapsed)
{
rangepoint_t prev_iter;
WCHAR c;
BOOL ret = FALSE;
if(!is_collapsed) {
init_rangepoint(&prev_iter, iter->node, iter->off);
c = move_prev_char(&prev_iter);
free_rangepoint(&prev_iter);
if(isspaceW(c))
return FALSE;
}
do {
init_rangepoint(&prev_iter, iter->node, iter->off);
c = move_next_char(iter);
if(c == '\n') {
free_rangepoint(iter);
*iter = prev_iter;
return ret;
}
if(!c) {
if(!ret)
ret = !rangepoint_cmp(iter, &prev_iter);
}else {
ret = TRUE;
}
free_rangepoint(&prev_iter);
}while(c && !isspaceW(c));
return ret;
}
static LONG move_by_words(rangepoint_t *iter, LONG cnt)
{
LONG ret = 0;
if(cnt >= 0) {
WCHAR c;
while(ret < cnt && (c = move_next_char(iter))) {
if(isspaceW(c))
ret++;
}
}else {
while(ret > cnt && find_prev_space(iter, FALSE))
ret--;
}
return ret;
}
static inline HTMLTxtRange *impl_from_IHTMLTxtRange(IHTMLTxtRange *iface)
{
return CONTAINING_RECORD(iface, HTMLTxtRange, IHTMLTxtRange_iface);
}
static HRESULT WINAPI HTMLTxtRange_QueryInterface(IHTMLTxtRange *iface, REFIID riid, void **ppv)
{
HTMLTxtRange *This = impl_from_IHTMLTxtRange(iface);
TRACE("(%p)->(%s %p)\n", This, debugstr_mshtml_guid(riid), ppv);
if(IsEqualGUID(&IID_IUnknown, riid)) {
*ppv = &This->IHTMLTxtRange_iface;
}else if(IsEqualGUID(&IID_IHTMLTxtRange, riid)) {
*ppv = &This->IHTMLTxtRange_iface;
}else if(IsEqualGUID(&IID_IOleCommandTarget, riid)) {
*ppv = &This->IOleCommandTarget_iface;
}else if(dispex_query_interface(&This->dispex, riid, ppv)) {
return *ppv ? S_OK : E_NOINTERFACE;
}else {
*ppv = NULL;
WARN("(%p)->(%s %p)\n", This, debugstr_guid(riid), ppv);
return E_NOINTERFACE;
}
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
static ULONG WINAPI HTMLTxtRange_AddRef(IHTMLTxtRange *iface)
{
HTMLTxtRange *This = impl_from_IHTMLTxtRange(iface);
LONG ref = InterlockedIncrement(&This->ref);
TRACE("(%p) ref=%d\n", This, ref);
return ref;
}
static ULONG WINAPI HTMLTxtRange_Release(IHTMLTxtRange *iface)
{
HTMLTxtRange *This = impl_from_IHTMLTxtRange(iface);
LONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p) ref=%d\n", This, ref);
if(!ref) {
if(This->nsrange)
nsIDOMRange_Release(This->nsrange);
if(This->doc)
list_remove(&This->entry);
release_dispex(&This->dispex);
heap_free(This);
}
return ref;
}
static HRESULT WINAPI HTMLTxtRange_GetTypeInfoCount(IHTMLTxtRange *iface, UINT *pctinfo)
{
HTMLTxtRange *This = impl_from_IHTMLTxtRange(iface);
return IDispatchEx_GetTypeInfoCount(&This->dispex.IDispatchEx_iface, pctinfo);
}
static HRESULT WINAPI HTMLTxtRange_GetTypeInfo(IHTMLTxtRange *iface, UINT iTInfo,
LCID lcid, ITypeInfo **ppTInfo)
{
HTMLTxtRange *This = impl_from_IHTMLTxtRange(iface);
return IDispatchEx_GetTypeInfo(&This->dispex.IDispatchEx_iface, iTInfo, lcid, ppTInfo);
}
static HRESULT WINAPI HTMLTxtRange_GetIDsOfNames(IHTMLTxtRange *iface, REFIID riid,
LPOLESTR *rgszNames, UINT cNames,
LCID lcid, DISPID *rgDispId)
{
HTMLTxtRange *This = impl_from_IHTMLTxtRange(iface);
return IDispatchEx_GetIDsOfNames(&This->dispex.IDispatchEx_iface, riid, rgszNames,
cNames, lcid, rgDispId);
}
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 = impl_from_IHTMLTxtRange(iface);
return IDispatchEx_Invoke(&This->dispex.IDispatchEx_iface, dispIdMember, riid,
lcid, wFlags, pDispParams, pVarResult, pExcepInfo, puArgErr);
}
static HRESULT WINAPI HTMLTxtRange_get_htmlText(IHTMLTxtRange *iface, BSTR *p)
{
HTMLTxtRange *This = impl_from_IHTMLTxtRange(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);
*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 = impl_from_IHTMLTxtRange(iface);
nsIDOMText *text_node;
nsAString text_str;
nsresult nsres;
TRACE("(%p)->(%s)\n", This, debugstr_w(v));
if(!This->doc)
return MSHTML_E_NODOC;
nsAString_InitDepend(&text_str, v);
nsres = nsIDOMHTMLDocument_CreateTextNode(This->doc->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);
nsres = nsIDOMRange_SetEndAfter(This->nsrange, (nsIDOMNode*)text_node);
if(NS_FAILED(nsres))
ERR("SetEndAfter failed: %08x\n", nsres);
return IHTMLTxtRange_collapse(&This->IHTMLTxtRange_iface, VARIANT_FALSE);
}
static HRESULT WINAPI HTMLTxtRange_get_text(IHTMLTxtRange *iface, BSTR *p)
{
HTMLTxtRange *This = impl_from_IHTMLTxtRange(iface);
wstrbuf_t buf;
TRACE("(%p)->(%p)\n", This, p);
*p = NULL;
if(!This->nsrange)
return S_OK;
if (!wstrbuf_init(&buf))
return E_OUTOFMEMORY;
range_to_string(This, &buf);
if (buf.buf)
*p = SysAllocString(buf.buf);
wstrbuf_finish(&buf);
TRACE("ret %s\n", debugstr_w(*p));
return S_OK;
}
static HRESULT WINAPI HTMLTxtRange_parentElement(IHTMLTxtRange *iface, IHTMLElement **parent)
{
HTMLTxtRange *This = impl_from_IHTMLTxtRange(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;
}
hres = get_node(This->doc, nsnode, TRUE, &node);
nsIDOMNode_Release(nsnode);
if(FAILED(hres))
return hres;
hres = IHTMLDOMNode_QueryInterface(&node->IHTMLDOMNode_iface, &IID_IHTMLElement, (void**)parent);
node_release(node);
return hres;
}
static HRESULT WINAPI HTMLTxtRange_duplicate(IHTMLTxtRange *iface, IHTMLTxtRange **Duplicate)
{
HTMLTxtRange *This = impl_from_IHTMLTxtRange(iface);
nsIDOMRange *nsrange = NULL;
HRESULT hres;
TRACE("(%p)->(%p)\n", This, Duplicate);
nsIDOMRange_CloneRange(This->nsrange, &nsrange);
hres = HTMLTxtRange_Create(This->doc, nsrange, Duplicate);
nsIDOMRange_Release(nsrange);
return hres;
}
static HRESULT WINAPI HTMLTxtRange_inRange(IHTMLTxtRange *iface, IHTMLTxtRange *Range,
VARIANT_BOOL *InRange)
{
HTMLTxtRange *This = impl_from_IHTMLTxtRange(iface);
HTMLTxtRange *src_range;
short 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 = impl_from_IHTMLTxtRange(iface);
HTMLTxtRange *src_range;
short 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 = impl_from_IHTMLTxtRange(iface);
FIXME("(%p)->(%x)\n", This, fStart);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLTxtRange_collapse(IHTMLTxtRange *iface, VARIANT_BOOL Start)
{
HTMLTxtRange *This = impl_from_IHTMLTxtRange(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 = impl_from_IHTMLTxtRange(iface);
range_unit_t unit;
TRACE("(%p)->(%s %p)\n", This, debugstr_w(Unit), Success);
unit = string_to_unit(Unit);
if(unit == RU_UNKNOWN)
return E_INVALIDARG;
*Success = VARIANT_FALSE;
switch(unit) {
case RU_WORD: {
rangepoint_t end, start;
cpp_bool is_collapsed;
get_start_point(This, &start);
get_end_point(This, &end);
nsIDOMRange_GetCollapsed(This->nsrange, &is_collapsed);
if(find_word_end(&end, is_collapsed)) {
set_end_point(This, &end);
*Success = VARIANT_TRUE;
}
if(find_prev_space(&start, TRUE)) {
set_start_point(This, &start);
*Success = VARIANT_TRUE;
}
free_rangepoint(&end);
free_rangepoint(&start);
break;
}
case RU_TEXTEDIT: {
nsIDOMHTMLElement *nsbody = NULL;
nsresult nsres;
nsres = nsIDOMHTMLDocument_GetBody(This->doc->nsdoc, &nsbody);
if(NS_FAILED(nsres) || !nsbody) {
ERR("Could not get body: %08x\n", nsres);
break;
}
nsres = nsIDOMRange_SelectNodeContents(This->nsrange, (nsIDOMNode*)nsbody);
nsIDOMHTMLElement_Release(nsbody);
if(NS_FAILED(nsres)) {
ERR("Collapse failed: %08x\n", nsres);
break;
}
*Success = VARIANT_TRUE;
break;
}
default:
FIXME("Unimplemented unit %s\n", debugstr_w(Unit));
}
return S_OK;
}
static HRESULT WINAPI HTMLTxtRange_move(IHTMLTxtRange *iface, BSTR Unit,
LONG Count, LONG *ActualCount)
{
HTMLTxtRange *This = impl_from_IHTMLTxtRange(iface);
range_unit_t unit;
TRACE("(%p)->(%s %d %p)\n", This, debugstr_w(Unit), Count, ActualCount);
unit = string_to_unit(Unit);
if(unit == RU_UNKNOWN)
return E_INVALIDARG;
if(!Count) {
*ActualCount = 0;
return IHTMLTxtRange_collapse(&This->IHTMLTxtRange_iface, VARIANT_TRUE);
}
switch(unit) {
case RU_CHAR: {
rangepoint_t start;
get_start_point(This, &start);
*ActualCount = move_by_chars(&start, Count);
set_start_point(This, &start);
IHTMLTxtRange_collapse(&This->IHTMLTxtRange_iface, VARIANT_TRUE);
free_rangepoint(&start);
break;
}
case RU_WORD: {
rangepoint_t start;
get_start_point(This, &start);
*ActualCount = move_by_words(&start, Count);
set_start_point(This, &start);
IHTMLTxtRange_collapse(&This->IHTMLTxtRange_iface, VARIANT_TRUE);
free_rangepoint(&start);
break;
}
default:
FIXME("unimplemented unit %s\n", debugstr_w(Unit));
}
TRACE("ret %d\n", *ActualCount);
return S_OK;
}
static HRESULT WINAPI HTMLTxtRange_moveStart(IHTMLTxtRange *iface, BSTR Unit,
LONG Count, LONG *ActualCount)
{
HTMLTxtRange *This = impl_from_IHTMLTxtRange(iface);
range_unit_t unit;
TRACE("(%p)->(%s %d %p)\n", This, debugstr_w(Unit), Count, ActualCount);
unit = string_to_unit(Unit);
if(unit == RU_UNKNOWN)
return E_INVALIDARG;
if(!Count) {
*ActualCount = 0;
return S_OK;
}
switch(unit) {
case RU_CHAR: {
rangepoint_t start;
get_start_point(This, &start);
*ActualCount = move_by_chars(&start, Count);
set_start_point(This, &start);
free_rangepoint(&start);
break;
}
default:
FIXME("unimplemented unit %s\n", debugstr_w(Unit));
return E_NOTIMPL;
}
return S_OK;
}
static HRESULT WINAPI HTMLTxtRange_moveEnd(IHTMLTxtRange *iface, BSTR Unit,
LONG Count, LONG *ActualCount)
{
HTMLTxtRange *This = impl_from_IHTMLTxtRange(iface);
range_unit_t unit;
TRACE("(%p)->(%s %d %p)\n", This, debugstr_w(Unit), Count, ActualCount);
unit = string_to_unit(Unit);
if(unit == RU_UNKNOWN)
return E_INVALIDARG;
if(!Count) {
*ActualCount = 0;
return S_OK;
}
switch(unit) {
case RU_CHAR: {
rangepoint_t end;
get_end_point(This, &end);
*ActualCount = move_by_chars(&end, Count);
set_end_point(This, &end);
free_rangepoint(&end);
break;
}
default:
FIXME("unimplemented unit %s\n", debugstr_w(Unit));
}
return S_OK;
}
static HRESULT WINAPI HTMLTxtRange_select(IHTMLTxtRange *iface)
{
HTMLTxtRange *This = impl_from_IHTMLTxtRange(iface);
nsISelection *nsselection;
nsresult nsres;
TRACE("(%p)\n", This);
nsres = nsIDOMWindow_GetSelection(This->doc->basedoc.window->nswindow, &nsselection);
if(NS_FAILED(nsres)) {
ERR("GetSelection failed: %08x\n", nsres);
return E_FAIL;
}
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 = impl_from_IHTMLTxtRange(iface);
nsIDOMDocumentFragment *doc_frag;
nsAString nsstr;
nsresult nsres;
TRACE("(%p)->(%s)\n", This, debugstr_w(html));
nsres = nsIDOMRange_Collapse(This->nsrange, TRUE);
assert(nsres == NS_OK);
nsAString_InitDepend(&nsstr, html);
nsres = nsIDOMRange_CreateContextualFragment(This->nsrange, &nsstr, &doc_frag);
nsAString_Finish(&nsstr);
if(NS_FAILED(nsres)) {
ERR("CreateContextualFragment failed: %08x\n", nsres);
return E_FAIL;
}
nsres = nsIDOMRange_InsertNode(This->nsrange, (nsIDOMNode*)doc_frag);
nsIDOMDocumentFragment_Release(doc_frag);
if(NS_FAILED(nsres)) {
ERR("InsertNode failed: %08x\n", nsres);
return E_FAIL;
}
nsres = nsIDOMRange_Collapse(This->nsrange, FALSE);
assert(nsres == NS_OK);
return S_OK;
}
static HRESULT WINAPI HTMLTxtRange_moveToElementText(IHTMLTxtRange *iface, IHTMLElement *element)
{
HTMLTxtRange *This = impl_from_IHTMLTxtRange(iface);
HTMLElement *elem;
nsresult nsres;
TRACE("(%p)->(%p)\n", This, element);
elem = unsafe_impl_from_IHTMLElement(element);
if(!elem)
return E_INVALIDARG;
nsres = nsIDOMRange_SelectNodeContents(This->nsrange, elem->node.nsnode);
if(NS_FAILED(nsres)) {
ERR("SelectNodeContents failed: %08x\n", nsres);
return E_FAIL;
}
return S_OK;
}
static HRESULT WINAPI HTMLTxtRange_setEndPoint(IHTMLTxtRange *iface, BSTR how,
IHTMLTxtRange *SourceRange)
{
HTMLTxtRange *This = impl_from_IHTMLTxtRange(iface);
HTMLTxtRange *src_range;
nsIDOMNode *ref_node;
INT32 ref_offset;
BOOL set_start;
int how_type;
INT16 cmp;
nsresult nsres;
TRACE("(%p)->(%s %p)\n", This, debugstr_w(how), SourceRange);
how_type = string_to_nscmptype(how);
if(how_type == -1)
return E_INVALIDARG;
src_range = get_range_object(This->doc, SourceRange);
if(!src_range)
return E_FAIL;
switch(how_type) {
case NS_START_TO_START:
case NS_END_TO_START:
nsres = nsIDOMRange_GetStartContainer(src_range->nsrange, &ref_node);
assert(nsres == NS_OK);
nsres = nsIDOMRange_GetStartOffset(src_range->nsrange, &ref_offset);
assert(nsres == NS_OK);
set_start = how_type == NS_START_TO_START;
break;
case NS_END_TO_END:
case NS_START_TO_END:
nsres = nsIDOMRange_GetEndContainer(src_range->nsrange, &ref_node);
assert(nsres == NS_OK);
nsres = nsIDOMRange_GetEndOffset(src_range->nsrange, &ref_offset);
assert(nsres == NS_OK);
set_start = how_type == NS_START_TO_END;
break;
DEFAULT_UNREACHABLE;
}
nsres = nsIDOMRange_ComparePoint(This->nsrange, ref_node, ref_offset, &cmp);
assert(nsres == NS_OK);
if(set_start) {
if(cmp <= 0) {
nsres = nsIDOMRange_SetStart(This->nsrange, ref_node, ref_offset);
}else {
nsres = nsIDOMRange_Collapse(This->nsrange, FALSE);
assert(nsres == NS_OK);
nsres = nsIDOMRange_SetEnd(This->nsrange, ref_node, ref_offset);
}
}else {
if(cmp >= 0) {
nsres = nsIDOMRange_SetEnd(This->nsrange, ref_node, ref_offset);
}else {
nsres = nsIDOMRange_Collapse(This->nsrange, TRUE);
assert(nsres == NS_OK);
nsres = nsIDOMRange_SetStart(This->nsrange, ref_node, ref_offset);
}
}
assert(nsres == NS_OK);
nsIDOMNode_Release(ref_node);
return S_OK;
}
static HRESULT WINAPI HTMLTxtRange_compareEndPoints(IHTMLTxtRange *iface, BSTR how,
IHTMLTxtRange *SourceRange, LONG *ret)
{
HTMLTxtRange *This = impl_from_IHTMLTxtRange(iface);
HTMLTxtRange *src_range;
short 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 = impl_from_IHTMLTxtRange(iface);
FIXME("(%p)->(%s %d %08x %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 = impl_from_IHTMLTxtRange(iface);
FIXME("(%p)->(%d %d)\n", This, x, y);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLTxtRange_getBookmark(IHTMLTxtRange *iface, BSTR *Bookmark)
{
HTMLTxtRange *This = impl_from_IHTMLTxtRange(iface);
FIXME("(%p)->(%p)\n", This, Bookmark);
return E_NOTIMPL;
}
static HRESULT WINAPI HTMLTxtRange_moveToBookmark(IHTMLTxtRange *iface, BSTR Bookmark,
VARIANT_BOOL *Success)
{
HTMLTxtRange *This = impl_from_IHTMLTxtRange(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 = impl_from_IHTMLTxtRange(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 = impl_from_IHTMLTxtRange(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 = impl_from_IHTMLTxtRange(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 = impl_from_IHTMLTxtRange(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 = impl_from_IHTMLTxtRange(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 = impl_from_IHTMLTxtRange(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 = impl_from_IHTMLTxtRange(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 = impl_from_IHTMLTxtRange(iface);
FIXME("(%p)->(%s %p)\n", This, debugstr_w(cmdID), pfRet);
return E_NOTIMPL;
}
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
};
static inline HTMLTxtRange *impl_from_IOleCommandTarget(IOleCommandTarget *iface)
{
return CONTAINING_RECORD(iface, HTMLTxtRange, IOleCommandTarget_iface);
}
static HRESULT WINAPI RangeCommandTarget_QueryInterface(IOleCommandTarget *iface, REFIID riid, void **ppv)
{
HTMLTxtRange *This = impl_from_IOleCommandTarget(iface);
return IHTMLTxtRange_QueryInterface(&This->IHTMLTxtRange_iface, riid, ppv);
}
static ULONG WINAPI RangeCommandTarget_AddRef(IOleCommandTarget *iface)
{
HTMLTxtRange *This = impl_from_IOleCommandTarget(iface);
return IHTMLTxtRange_AddRef(&This->IHTMLTxtRange_iface);
}
static ULONG WINAPI RangeCommandTarget_Release(IOleCommandTarget *iface)
{
HTMLTxtRange *This = impl_from_IOleCommandTarget(iface);
return IHTMLTxtRange_Release(&This->IHTMLTxtRange_iface);
}
static HRESULT WINAPI RangeCommandTarget_QueryStatus(IOleCommandTarget *iface, const GUID *pguidCmdGroup,
ULONG cCmds, OLECMD prgCmds[], OLECMDTEXT *pCmdText)
{
HTMLTxtRange *This = impl_from_IOleCommandTarget(iface);
FIXME("(%p)->(%s %d %p %p)\n", This, debugstr_guid(pguidCmdGroup), cCmds, prgCmds, pCmdText);
return E_NOTIMPL;
}
static HRESULT exec_indent(HTMLTxtRange *This, VARIANT *in, VARIANT *out)
{
nsIDOMHTMLElement *blockquote_elem, *p_elem;
nsIDOMDocumentFragment *fragment;
nsIDOMNode *tmp;
static const PRUnichar blockquoteW[] = {'B','L','O','C','K','Q','U','O','T','E',0};
static const PRUnichar pW[] = {'P',0};
TRACE("(%p)->(%p %p)\n", This, in, out);
if(!This->doc->nsdoc) {
WARN("NULL nsdoc\n");
return E_NOTIMPL;
}
create_nselem(This->doc, blockquoteW, &blockquote_elem);
create_nselem(This->doc, pW, &p_elem);
nsIDOMRange_ExtractContents(This->nsrange, &fragment);
nsIDOMHTMLElement_AppendChild(p_elem, (nsIDOMNode*)fragment, &tmp);
nsIDOMDocumentFragment_Release(fragment);
nsIDOMNode_Release(tmp);
nsIDOMHTMLElement_AppendChild(blockquote_elem, (nsIDOMNode*)p_elem, &tmp);
nsIDOMHTMLElement_Release(p_elem);
nsIDOMNode_Release(tmp);
nsIDOMRange_InsertNode(This->nsrange, (nsIDOMNode*)blockquote_elem);
nsIDOMHTMLElement_Release(blockquote_elem);
return S_OK;
}
static HRESULT WINAPI RangeCommandTarget_Exec(IOleCommandTarget *iface, const GUID *pguidCmdGroup,
DWORD nCmdID, DWORD nCmdexecopt, VARIANT *pvaIn, VARIANT *pvaOut)
{
HTMLTxtRange *This = impl_from_IOleCommandTarget(iface);
TRACE("(%p)->(%s %d %x %p %p)\n", This, debugstr_guid(pguidCmdGroup), nCmdID,
nCmdexecopt, pvaIn, pvaOut);
if(pguidCmdGroup && IsEqualGUID(&CGID_MSHTML, pguidCmdGroup)) {
switch(nCmdID) {
case IDM_INDENT:
return exec_indent(This, pvaIn, pvaOut);
default:
FIXME("Unsupported cmdid %d of CGID_MSHTML\n", nCmdID);
}
}else {
FIXME("Unsupported cmd %d of group %s\n", nCmdID, debugstr_guid(pguidCmdGroup));
}
return E_NOTIMPL;
}
static const IOleCommandTargetVtbl OleCommandTargetVtbl = {
RangeCommandTarget_QueryInterface,
RangeCommandTarget_AddRef,
RangeCommandTarget_Release,
RangeCommandTarget_QueryStatus,
RangeCommandTarget_Exec
};
static const tid_t HTMLTxtRange_iface_tids[] = {
IHTMLTxtRange_tid,
0
};
static dispex_static_data_t HTMLTxtRange_dispex = {
NULL,
IHTMLTxtRange_tid,
NULL,
HTMLTxtRange_iface_tids
};
HRESULT HTMLTxtRange_Create(HTMLDocumentNode *doc, nsIDOMRange *nsrange, IHTMLTxtRange **p)
{
HTMLTxtRange *ret;
ret = heap_alloc(sizeof(HTMLTxtRange));
if(!ret)
return E_OUTOFMEMORY;
init_dispex(&ret->dispex, (IUnknown*)&ret->IHTMLTxtRange_iface, &HTMLTxtRange_dispex);
ret->IHTMLTxtRange_iface.lpVtbl = &HTMLTxtRangeVtbl;
ret->IOleCommandTarget_iface.lpVtbl = &OleCommandTargetVtbl;
ret->ref = 1;
if(nsrange)
nsIDOMRange_AddRef(nsrange);
ret->nsrange = nsrange;
ret->doc = doc;
list_add_head(&doc->range_list, &ret->entry);
*p = &ret->IHTMLTxtRange_iface;
return S_OK;
}
void detach_ranges(HTMLDocumentNode *This)
{
HTMLTxtRange *iter;
LIST_FOR_EACH_ENTRY(iter, &This->range_list, HTMLTxtRange, entry) {
iter->doc = NULL;
}
}
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