/**************************************************************************
* name : AddElemBeforeCurNode
* description: 在当前节点前添加元素
* input : pszElemName 待添加的元素名
* output : NA
* return : true - 成功，false - 失败
* remark : NA
**************************************************************************/
bool CXml::AddElemBeforeCurNode(const char *pszElemName)
{
CHECK_POINTER(pszElemName, false);
//Tinyxml会管理所有的申请的内存，不需要调用者delete
TiXmlElement *pXmlAddElem = NULL;
try
{
pXmlAddElem = new TiXmlElement(pszElemName);
}
catch (...)
{
pXmlAddElem = NULL;
return false;//lint !e438
}
CHECK_POINTER(pXmlAddElem, false);//lint !e774
if (NULL == m_pXmlNode)
{
if (NULL == m_pXMlDoc)
{
SAFE_NEW(m_pXMlDoc, TiXmlDocument);//lint !e774
}
CHECK_POINTER(m_pXMlDoc, false);//lint !e774
(void)(m_pXMlDoc->LinkEndChild(pXmlAddElem));
GetRootPos();
return true;
}
// 判断指针是否为空
CHECK_POINTER(m_pXmlNode, false); //lint !e774
TiXmlNode *pParent = m_pXmlNode->Parent();
CHECK_POINTER(pParent,false);
TiXmlNode *pXmlNode = pParent->InsertBeforeChild(m_pXmlNode,(*pXmlAddElem));
if (NULL == pXmlNode)
{
return false;
}
m_pXmlNode = pXmlNode;
m_pXmlElem = m_pXmlNode->ToElement();
return true;
}
void GD_EXTENSION_API InsertElementIntoAnother(const std::string &refNameOfElementToAdd, const std::string &refNameOfParentElement, const std::string &refNameOfNextElement, RuntimeScene &scene)
{
TiXmlNode *parentEle = RefManager::GetInstance(&scene)->GetRef(refNameOfParentElement);
TiXmlNode *nextEle = RefManager::GetInstance(&scene)->GetRef(refNameOfNextElement);
TiXmlNode *toBeAddedEle = RefManager::GetInstance(&scene)->GetRef(refNameOfElementToAdd);
if(!nextEle || nextEle->Parent() != parentEle)
{
parentEle->LinkEndChild(toBeAddedEle);
}
else
{
TiXmlNode *insertedEle = 0;
insertedEle = parentEle->InsertBeforeChild(nextEle, *toBeAddedEle);
RefManager::GetInstance(&scene)->SetRef(refNameOfElementToAdd, insertedEle);
}
}
void GD_EXTENSION_API InsertElementIntoAnother(const gd::String &refNameOfElementToAdd, const gd::String &refNameOfParentElement, const gd::String &refNameOfNextElement, RuntimeScene &scene)
{
TiXmlNode *parentEle = RefManager::Get(&scene)->GetRef(refNameOfParentElement);
TiXmlNode *nextEle = RefManager::Get(&scene)->GetRef(refNameOfNextElement);
TiXmlNode *toBeAddedEle = RefManager::Get(&scene)->GetRef(refNameOfElementToAdd);
if ( parentEle == NULL || toBeAddedEle == NULL )
return; //These element cannot be invalid
else
{
if(!nextEle || nextEle->Parent() != parentEle)
{
parentEle->LinkEndChild(toBeAddedEle);
}
else
{
TiXmlNode *insertedEle = 0;
insertedEle = parentEle->InsertBeforeChild(nextEle, *toBeAddedEle);
RefManager::Get(&scene)->SetRef(refNameOfElementToAdd, insertedEle);
}
}
}
//修改结点struNote。或返回结点struNode的值
bool CSimpleXml::AccessXmlNode( XMLNODEINFO &struNote, int nType)
{
int nEnd = 0;
if(m_pDoc == NULL || m_pRoot == NULL)
{
return false;
}
TiXmlText* pText = NULL; // 一个指向Text的指针
pText = new TiXmlText(struNote.strData.c_str()) ;
string strNodeName = struNote.strNodeName;
nEnd = strNodeName.find("/");
string strNode = strNodeName.substr(0, nEnd);
strNodeName = strNodeName.substr(nEnd + 1, strNodeName.length() - nEnd);
TiXmlNode *node = m_pRoot;
TiXmlNode *destnode = NULL;
while(node)
{
string strchildnode = node->Value();
if(strNode != strchildnode)
{
node = node->NextSibling();
continue;//此子结点非我们要的子结点，跳到下一个子结点
}
if((strNode == strNodeName) && (strNode == node->Value()))//Node就是我们访问的结点。
{
destnode = node->FirstChild();
if(destnode && destnode->Type() == TiXmlNode::TEXT)//是叶子结点，修改为我们的值
{
if(nType == QUERY)
{
struNote.strData = destnode->Value();//查询结点的值
}
else
{
destnode->SetValue(struNote.strData.c_str());//修改为我们的值
}
}
else if(destnode && destnode->Type() == TiXmlNode::ELEMENT)//不是叶子结点，加上我们的值
{
node->InsertBeforeChild(destnode, *pText);
}
else if(!destnode)//要写的结点原值为空，加上我们的值
{
node->InsertEndChild(*pText);
}
return true;
}
node = node->FirstChild();//Node不是我们访问的结点，开始遍历Node的子结点
nEnd = strNodeName.find("/");
strNode = strNodeName.substr(0, nEnd);
strNodeName = strNodeName.substr(nEnd + 1, strNodeName.length() - nEnd);
if(node && (strNode == strNodeName) && (strNode == node->Value()))//Node就是我们访问的结点
{
destnode = node->FirstChild();
if(destnode && destnode->Type() == TiXmlNode::TEXT)//是叶子结点，加上我们的值
{
if(nType == QUERY)
{
struNote.strData = destnode->Value();//查询结点的值
}
else
{
destnode->SetValue(struNote.strData.c_str());//修改为我们的值
}
}
else if(destnode && destnode->Type() == TiXmlNode::ELEMENT)//不是叶子结点，加上我们的值
{
node->InsertBeforeChild(destnode, *pText);
}
else if(!destnode)//要写的结点原值为空，加上我们的值
{
node->InsertEndChild(*pText);
}
return true;
}
}
return false;
}