JSDOMNodeList.cpp
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上传日期:2022-05-21
资源大小:1764k
文件大小:5k
源码类别:
xml/soap/webservice
开发平台:
Visual C++
- /****************License************************************************
- * Vocalocity OpenVXI
- * Copyright (C) 2004-2005 by Vocalocity, Inc. All Rights Reserved.
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * This program 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 General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- * Vocalocity, the Vocalocity logo, and VocalOS are trademarks or
- * registered trademarks of Vocalocity, Inc.
- * OpenVXI is a trademark of Scansoft, Inc. and used under license
- * by Vocalocity.
- ***********************************************************************/
- #include "JSDOMNodeList.hpp"
- #include "JSDOMNode.hpp"
- // JavaScript class definition
- JSClass JSDOMNodeList::_jsClass = {
- "NodeList", JSCLASS_HAS_PRIVATE,
- JS_PropertyStub, JS_PropertyStub,
- JSDOMNodeList::JSGetProperty, JS_PropertyStub,
- JS_EnumerateStub, JS_ResolveStub,
- JS_ConvertStub, JSDOMNodeList::JSDestructor,
- 0, 0, 0, 0,
- 0, 0, 0, 0
- };
- // JavaScript Initialization Method
- JSObject *JSDOMNodeList::JSInit(JSContext *cx, JSObject *obj) {
- if (obj==NULL)
- obj = JS_GetGlobalObject(cx);
- jsval oldobj;
- if (JS_TRUE == JS_LookupProperty(cx, obj, JSDOMNodeList::_jsClass.name, &oldobj) && JSVAL_IS_OBJECT(oldobj))
- return JSVAL_TO_OBJECT(oldobj);
- return JS_InitClass(cx, obj, NULL, &JSDOMNodeList::_jsClass,
- JSDOMNodeList::JSConstructor, 0,
- JSDOMNodeList::_JSPropertySpec, JSDOMNodeList::_JSFunctionSpec,
- NULL, NULL);
- }
- // JavaScript Constructor
- JSBool JSDOMNodeList::JSConstructor(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval) {
- JSDOMNodeList *p = NULL;
- if (argc == 0) {
- p = new JSDOMNodeList;
- }
- if (!p || !JS_SetPrivate(cx, obj, p)) return JS_FALSE;
- p->_JSinternal.o = obj;
- p->_JSinternal.c = cx;
- *rval = OBJECT_TO_JSVAL(obj);
- return JS_TRUE;
- }
- // JavaScript Destructor
- void JSDOMNodeList::JSDestructor(JSContext *cx, JSObject *obj) {
- JSDOMNodeList *p = (JSDOMNodeList*)JS_GetPrivate(cx, obj);
- if (p) delete p;
- }
- // JavaScript Object Linking
- JSObject *JSDOMNodeList::getJSObject(JSContext *cx) {
- if (!cx) return NULL;
- if (!_JSinternal.o) {
- _JSinternal.o = newJSObject(cx);
- _JSinternal.c = cx;
- if (!JS_SetPrivate(cx, _JSinternal.o, this)) return NULL;
- }
- return _JSinternal.o;
- }
- JSObject *JSDOMNodeList::newJSObject(JSContext *cx) {
- return JS_NewObject(cx, &JSDOMNodeList::_jsClass, NULL, NULL);
- }
- // JavaScript Variable Table
- JSPropertySpec JSDOMNodeList::_JSPropertySpec[] = {
- { "length", JSVAR_length, JSPROP_ENUMERATE | JSPROP_READONLY, 0, 0},
- { 0, 0, 0, 0, 0 }
- };
- // JavaScript Get Property Wrapper
- JSBool JSDOMNodeList::JSGetProperty(JSContext *cx, JSObject *obj, jsval id, jsval *vp) {
- if (JSVAL_IS_INT(id)) {
- JSDOMNodeList *priv;
- switch(JSVAL_TO_INT(id)) {
- case JSVAR_length:
- priv = (JSDOMNodeList*)JS_GetPrivate(cx, obj);
- if (priv==NULL)
- *vp = JSVAL_NULL;
- else
- *vp = __int_TO_JSVal(cx,priv->getLength());
- break;
- }
- }
- return JS_TRUE;
- }
- // JavaScript Function Table
- JSFunctionSpec JSDOMNodeList::_JSFunctionSpec[] = {
- { "item", JSFUNC_item, 1, 0, 0 },
- { 0, 0, 0, 0, 0 }
- };
- // JavaScript Function Wrappers
- JSBool JSDOMNodeList::JSFUNC_item(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval) {
- JSDOMNodeList *p = (JSDOMNodeList*)JS_GetPrivate(cx, obj);
- if (argc < 1) return JS_FALSE;
- if (argc == 1) {
- if (JSVAL_IS_NUMBER(argv[0])) {
- JSDOMNode *n = p->item(__JSVal_TO_int(argv[0]));
- *rval = (n ? __objectp_TO_JSVal(cx,n) : JSVAL_NULL);
- return JS_TRUE;
- }
- }
- return JS_FALSE;
- }
- JSDOMNodeList::JSDOMNodeList(DOMNodeList *nodeList, JSDOMDocument *ownerDoc)
- : _nodeList( nodeList ), _ownerDoc(ownerDoc)
- {
- }
- int JSDOMNodeList::getLength()
- {
- return ( _nodeList ? _nodeList->getLength() : 0 );
- }
- JSDOMNode *JSDOMNodeList::item(int index)
- {
- if (!_nodeList)
- return NULL;
- if (index > (_nodeList->getLength() - 1))
- return NULL;
- return JSDOMNode::createNode(_nodeList->item(index), _ownerDoc);
- }