JSDOMCharacterData.cpp
上传用户:xqtpzdz
上传日期:2022-05-21
资源大小:1764k
文件大小:6k
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 "JSDOMCharacterData.hpp"
- #include <xercesc/dom/DOMException.hpp>
- // JavaScript class definition
- JSClass JSDOMCharacterData::_jsClass = {
- "CharacterData", JSCLASS_HAS_PRIVATE,
- JS_PropertyStub, JS_PropertyStub,
- JSDOMCharacterData::JSGetProperty, JS_PropertyStub,
- JS_EnumerateStub, JS_ResolveStub,
- JS_ConvertStub, JSDOMCharacterData::JSDestructor,
- 0, 0, 0, 0,
- 0, 0, 0, 0
- };
- // JavaScript Initialization Method
- JSObject *JSDOMCharacterData::JSInit(JSContext *cx, JSObject *obj) {
- if (obj==NULL)
- obj = JS_GetGlobalObject(cx);
- jsval oldobj;
- if (JS_TRUE == JS_LookupProperty(cx, obj, JSDOMCharacterData::_jsClass.name, &oldobj) && JSVAL_IS_OBJECT(oldobj))
- return JSVAL_TO_OBJECT(oldobj);
- JSObject *newobj = JS_InitClass(cx, obj, NULL, &JSDOMCharacterData::_jsClass,
- NULL, 0,
- JSDOMCharacterData::_JSPropertySpec, JSDOMCharacterData::_JSFunctionSpec,
- NULL, NULL);
- if (newobj) {
- InitNodeObject(cx, newobj);
- }
- return newobj;
- }
- bool JSDOMCharacterData::InitCharacterDataObject(JSContext *cx, JSObject *obj)
- {
- JS_DefineProperties( cx, obj, JSDOMCharacterData::_JSPropertySpec );
- JS_DefineFunctions( cx, obj, JSDOMCharacterData::_JSFunctionSpec );
- return InitNodeObject(cx, obj);
- }
- // JavaScript Destructor
- void JSDOMCharacterData::JSDestructor(JSContext *cx, JSObject *obj) {
- JSDOMCharacterData *p = (JSDOMCharacterData*)JS_GetPrivate(cx, obj);
- if (p) delete p;
- }
- // JavaScript Object Linking
- JSObject *JSDOMCharacterData::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 *JSDOMCharacterData::newJSObject(JSContext *cx) {
- return JS_NewObject(cx, &JSDOMCharacterData::_jsClass, NULL, NULL);
- }
- // JavaScript Variable Table
- JSPropertySpec JSDOMCharacterData::_JSPropertySpec[] = {
- { "data", JSDOMCharacterData::JSVAR_data, JSPROP_ENUMERATE | JSPROP_READONLY, 0, 0},
- { "length", JSDOMCharacterData::JSVAR_length, JSPROP_ENUMERATE | JSPROP_READONLY, 0, 0},
- { 0, 0, 0, 0, 0 }
- };
- // JavaScript Get Property Wrapper
- JSBool JSDOMCharacterData::JSGetProperty(JSContext *cx, JSObject *obj, jsval id, jsval *vp) {
- if (JSVAL_IS_INT(id)) {
- if (JSVAL_TO_INT(id) < JSDOMNode::JSVAR_LASTENUM )
- return JSDOMNode::JSGetProperty(cx, obj, id, vp);
- try {
- JSDOMCharacterData *priv;
- switch(JSVAL_TO_INT(id)) {
- case JSVAR_data:
- priv = (JSDOMCharacterData*)JS_GetPrivate(cx, obj);
- if (priv==NULL)
- *vp = JSVAL_NULL;
- else
- *vp = __STRING_TO_JSVAL(priv->getData());
- break;
- case JSVAR_length:
- priv = (JSDOMCharacterData*)JS_GetPrivate(cx, obj);
- if (priv==NULL)
- *vp = JSVAL_NULL;
- else
- *vp = __int_TO_JSVal(cx,priv->getLength());
- break;
- }
- }
- catch(const DOMException &dome) {
- return js_throw_dom_error(cx, obj, dome.code);
- }
- catch( ... ) {
- return js_throw_error(cx, obj, "unknown exception" );
- }
- }
- return JS_TRUE;
- }
- // JavaScript Function Table
- JSFunctionSpec JSDOMCharacterData::_JSFunctionSpec[] = {
- { "substringData", JSFUNC_substringData, 2, 0, 0 },
- { 0, 0, 0, 0, 0 }
- };
- // JavaScript Function Wrappers
- JSBool JSDOMCharacterData::JSFUNC_substringData(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval) {
- JSDOMCharacterData *p = (JSDOMCharacterData*)JS_GetPrivate(cx, obj);
- if (argc < 2) return JS_FALSE;
- if (argc == 2) {
- try {
- if (JSVAL_IS_NUMBER(argv[0]) && JSVAL_IS_NUMBER(argv[1])) {
- *rval = __STRING_TO_JSVAL(p->substringData(
- __JSVal_TO_int(argv[0]),
- __JSVal_TO_int(argv[1])));
- }
- }
- catch(const DOMException &dome) {
- return js_throw_dom_error(cx, obj, dome.code);
- }
- catch( ... ) {
- return js_throw_error(cx, obj, "unknown exception" );
- }
- return JS_TRUE;
- }
- return JS_FALSE;
- }
- JSDOMCharacterData::JSDOMCharacterData( DOMCharacterData *chardata, JSDOMDocument *doc ) : JSDOMNode(chardata,doc), _chardata(chardata)
- {
- }
- JSString* JSDOMCharacterData::getData()
- {
- if (!_chardata)
- return NULL;
- XMLChToVXIchar data(_chardata->getData());
- GET_JSCHAR_FROM_VXICHAR(tmpvalue, tmpvaluelen, data.c_str());
- return JS_NewUCStringCopyZ(_JSinternal.c, tmpvalue);
- }
- int JSDOMCharacterData::getLength()
- {
- return ( _chardata ? _chardata->getLength() : 0 );
- }
- JSString* JSDOMCharacterData::substringData(int offset, int count)
- {
- if (!_chardata)
- return NULL;
- XMLChToVXIchar data(_chardata->substringData(offset, count));
- GET_JSCHAR_FROM_VXICHAR(tmpvalue, tmpvaluelen, data.c_str());
- return JS_NewUCStringCopyZ(_JSinternal.c, tmpvalue);
- }