#include "StdAfx.h"
#include "TemplateManager.h"


CTemplateManager::CTemplateManager(void)
{
}


CTemplateManager::~CTemplateManager(void)
{
}

BOOL CTemplateManager::ExtractResourceToFile( LPCTSTR szResourceType ,UINT nIDResource,LPCTSTR szFileName )
{
	int dwSize =ExtractResource(szResourceType,nIDResource,NULL);
	if(dwSize<=0)return FALSE;
	char * pData = new char[dwSize];
	dwSize =ExtractResource(szResourceType,nIDResource,pData);
	if(dwSize<=0) {delete pData; return FALSE;}
	BOOL r =CreateFileWithData(szFileName,pData,dwSize);
	delete pData;
	return r;
}

BOOL CTemplateManager::CreateFileWithData( LPCTSTR szFileName,void* pData,DWORD dwSize )
{
	CFile f;
	if(!f.Open(szFileName,CFile::modeCreate|CFile::modeWrite)) return FALSE;
	f.Write(pData,dwSize);
	f.Close();
	return TRUE;
}

int CTemplateManager::ExtractResource( LPCTSTR szResourceType ,UINT nIDResource,void * pData )
{
	LPTSTR szResourceName = MAKEINTRESOURCE(LOWORD(nIDResource));
	MEMORY_BASIC_INFORMATION m = {0};
	VirtualQuery( CTemplateManager::ExtractResource, &m, sizeof(MEMORY_BASIC_INFORMATION));
	HMODULE  _hinstDLL =(HMODULE) m.AllocationBase;
	HRSRC hRes = FindResource(_hinstDLL, szResourceName,szResourceType);
	DWORD error = GetLastError();
	HGLOBAL hResData;
	if (!hRes || !(hResData = LoadResource(_hinstDLL,hRes))){return -1;};// 资源数据的大小
	DWORD dwSize = SizeofResource(_hinstDLL,hRes);
	if(pData == NULL){return dwSize;}// 资源加锁
	PBYTE pSrc = (PBYTE)LockResource(hResData);
	if (!pSrc){FreeResource(hResData);return -1;}// 复制数据
	CopyMemory(pData,pSrc,dwSize);
	// 释放资源
	FreeResource(hResData);
	return dwSize;
}