www.pudn.com > manypeopleallchat.rar > ClientCommand.h

// ClientCommand.h: interface for the CClientCommand class. 
// 
////////////////////////////////////////////////////////////////////// 
 
#if !defined(AFX_CLIENTCOMMAND_H__874C0FF7_3574_442D_AE84_075B56E420E7__INCLUDED_) 
#define AFX_CLIENTCOMMAND_H__874C0FF7_3574_442D_AE84_075B56E420E7__INCLUDED_ 
 
#if _MSC_VER > 1000 
#pragma once 
#endif // _MSC_VER > 1000 
 
#include "XMLCommand.h" 
 
template 
class CClientCommand : public CXMLCommand   
{ 
	typedef void (Type::*PLOGOUTFUNC)(USERINFO &user); 
	typedef void (Type::*PNEWUSERFUNC)(USERINFO &user); 
	typedef void (Type::*PUSERMESSAGEFUNC)(USERINFO &userSrc,USERINFO &userDest, CString strSpeak); 
	typedef void (Type::*PLOGINSUCCESSFUNC)(USERINFO &user, MAPUSER *lpMapUser ); 
	 
private: 
	PLOGOUTFUNC			m_pLogoutFunc; 
	PNEWUSERFUNC		m_pNewUserFunc; 
	PUSERMESSAGEFUNC	m_pUserMessageFunc; 
	PLOGINSUCCESSFUNC	m_pLoginSuccessFunc;	 
public: 
	//处理信息 
	virtual BOOL DoProcessNetPacket(LONG userID, CString &strXML); 
	//构建XML格式 
	CString CreateUserSpeak(USERINFO &userSrc,USERINFO &userDest, CString strSpeak); 
	CString CreateUserLogin(USERINFO &user); 
	CString	CreateRequsetSF(USERINFO &user);	 
 
	//设置callback函数 
	void SetNewUserFunc(PNEWUSERFUNC pNewUserFunc){m_pNewUserFunc = pNewUserFunc;} 
	void SetUserMessageFunc(PUSERMESSAGEFUNC pUserMessageFunc){m_pUserMessageFunc = pUserMessageFunc;} 
	void SetLogoutFunc(PLOGOUTFUNC pLogoutFunc){m_pLogoutFunc = pLogoutFunc;} 
	void SetLoginSuccessFunc(PLOGINSUCCESSFUNC pLoginSuccessFunc){m_pLoginSuccessFunc = pLoginSuccessFunc;} 
	 
	CClientCommand() 
	{ 
		m_pLogoutFunc = NULL; 
		m_pNewUserFunc = NULL; 
		m_pUserMessageFunc = NULL; 
		m_pLoginSuccessFunc = NULL;	 
	} 
	virtual ~CClientCommand(){} 
 
}; 
 
// 
template 
CString	CClientCommand::CreateRequsetSF(USERINFO &user) 
{ 
	IXMLDOMDocumentPtr docPtr = CreateUserInfoTag(_bstr_t(REQUESTSF), user); 
	return CreateNetPacket(docPtr); 
} 
/* 
 
 
发内容 
 
 
接收者id=0表示发给所有用户 
*/ 
template 
CString CClientCommand::CreateUserSpeak(USERINFO &userSrc,USERINFO &userDest, CString strSpeak) 
{ 
	IXMLDOMDocumentPtr docPtr = CreateUserInfoTag(_bstr_t(USERSPEAK), userSrc); 
	IXMLDOMDocumentPtr userPtr = CreateUserInfoTag(_bstr_t(USER), userDest); 
	userPtr->documentElement->text=_bstr_t(strSpeak); 
	docPtr->documentElement->appendChild(userPtr->documentElement); 
	return CreateNetPacket(docPtr); 
} 
 
// 
template 
CString CClientCommand::CreateUserLogin(USERINFO &user) 
{	 
	user.m_id = 0; 
	return CreateNetPacket(CreateUserInfoTag(_bstr_t(USERLOGIN), user, TRUE)); 
 
} 
 
//处理信息 
template 
BOOL CClientCommand::DoProcessNetPacket(LONG userID, CString &strXML) 
{ 
	IXMLDOMDocumentPtr docPtr; 
	 
	//生成文档	 
	docPtr.CreateInstance(MSXML::CLSID_DOMDocument); 
	 
	//格式不对 
	if(!docPtr->loadXML(_bstr_t(strXML)))	return FALSE; 
	 
	IXMLDOMNodePtr nodePtr = docPtr->documentElement->firstChild; 
	 
	if(nodePtr->GetnodeName() == _bstr_t(USERLOGOUT)) 
	{ 
		if(m_pLogoutFunc == NULL) return FALSE; 
		 
		USERINFO user; 
		if(!GetUserInfoFromNode(nodePtr, user)) 
			return FALSE; 
 
		//call back 
		(m_pType->*m_pLogoutFunc)(user); 
	} 
	else if(nodePtr->GetnodeName() == _bstr_t(NEWUSER)) 
	{ 
		if(m_pNewUserFunc == NULL) return FALSE; 
		 
		LPUSERINFO lpUser = new USERINFO; 
		if(!GetUserInfoFromNode(nodePtr, *lpUser, TRUE)) 
			return FALSE; 
 
		//call back 
		(m_pType->*m_pNewUserFunc)(*lpUser); 
	} 
	else if(nodePtr->GetnodeName() == _bstr_t(USERMESSAGE)) 
	{ 
		if(m_pUserMessageFunc == NULL) return FALSE; 
		 
		//发言人信息 
		USERINFO userSrc; 
		if(!GetUserInfoFromNode(nodePtr, userSrc))  
			return FALSE; 
 
		//收信息人信息 
		IXMLDOMNodePtr nodePtr1 = docPtr->selectSingleNode(_bstr_t("//"USERMESSAGE"//"USER)); 
		USERINFO userDest; 
		if(!GetUserInfoFromNode(nodePtr1, userDest))  
			return FALSE;		 
		 
		//call back 
		(m_pType->*m_pUserMessageFunc)(userSrc, userDest, (char*)(nodePtr1->text)); 
	} 
	else if(nodePtr->GetnodeName() == _bstr_t(LOGINSUCCESS)) 
	{ 
		if(m_pLoginSuccessFunc == NULL) return FALSE; 
		 
		//从服务器返回登陆用户的信息 
		LPUSERINFO lpUser = new USERINFO; 
		if(!GetUserInfoFromNode(nodePtr, *lpUser, TRUE))  
			return FALSE; 
		 
		//其他用户的信息,在客户端自己释放 
		MAPUSER *lpMapUsers = new MAPUSER; 
		IXMLDOMNodeListPtr nodeListPtr = docPtr->selectNodes(_bstr_t("//"LOGINSUCCESS"//"USERS"//"USER)); 
		for(int i=0;iGetlength();i++) 
		{ 
			IXMLDOMNodePtr nodePtr = nodeListPtr->Getitem(i); 
			 
			LPUSERINFO pUser = new USERINFO;  
			 
			if(!GetUserInfoFromNode(nodePtr, *pUser, TRUE)) 
			{ 
				delete pUser; 
				return FALSE; 
			} 
			 
			(*lpMapUsers)[pUser->m_id] = pUser; 
		} 
		 
		//call back 
		(m_pType->*m_pLoginSuccessFunc)(*lpUser, lpMapUsers);		 
		 
	} 
	 
	return TRUE; 
} 
 
 
 
 
#endif // !defined(AFX_CLIENTCOMMAND_H__874C0FF7_3574_442D_AE84_075B56E420E7__INCLUDED_)