// Language.cpp: implementation of the CLanguage class.
//
//////////////////////////////////////////////////////////////////////

#include "stdafx.h"
#include "DataManager.h"
#include "Language.h"

#ifdef _DEBUG
#undef THIS_FILE
static char THIS_FILE[]=__FILE__;
#define new DEBUG_NEW
#endif

CLanguage CLanguage::m_self;
//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////

CLanguage::CLanguage()
{
	m_mapWords.SetAt("Upper Alarm", "过高报警");
	m_mapWords.SetAt("Normal", "恢复正常");
	m_mapWords.SetAt("Low Alarm", "过低报警");
	m_hDll = NULL;
	m_pfTranslate = NULL;
	m_pfInit = NULL;
}

CLanguage::~CLanguage()
{
	FreeDll();
}

CString CLanguage::GetCurLanguage(CString strOrigTxt)
{
	AFX_MANAGE_STATE(AfxGetStaticModuleState());
	CString strRtn = strOrigTxt;
	if(m_self.m_pfTranslate)
	{
		int nSize = 1024;
		char* pBuf = new char[nSize];
		try
		{
			int nSizeT = m_self.m_pfTranslate(strOrigTxt, pBuf, nSize-1);
			if(nSizeT >= nSize)
			{
				delete []pBuf;
				nSize = nSizeT + 1;
				pBuf = new char[nSize];
				nSizeT = m_self.m_pfTranslate(strOrigTxt, pBuf, nSize-1);
			}
		}
		catch (...)
		{
		}
		strRtn = pBuf;
		delete []pBuf;
	}
	return strRtn;
}

int CLanguage::ShowMessageBox(LPCTSTR lpszText, UINT nType /* = MB_OK */, UINT nIDHelp /* = 0 */)
{
//	AFX_MANAGE_STATE(AfxGetStaticModuleState());
	return AfxMessageBox(GetCurLanguage(lpszText), nType, nIDHelp);
}

UINT MessageBoxProc(LPVOID lParam)
{
	CString *pstr = (CString*)lParam;
	AfxMessageBox(*pstr);
	delete pstr;
	return 23;
}

int CLanguage::ShowMessageBoxEx(LPCTSTR lpszText, UINT nType /* = MB_OK */, UINT nIDHelp /* = 0 */)
{
//	AFX_MANAGE_STATE(AfxGetStaticModuleState());
	CString *pstr = new CString(GetCurLanguage(lpszText));
	AfxBeginThread(MessageBoxProc, pstr);
	return MB_OK;
}

int CLanguage::ShowMessageBox(UINT nIDPrompt, UINT nType, UINT nIDHelp)
{
//	AFX_MANAGE_STATE(AfxGetStaticModuleState());
	return AfxMessageBox(nIDPrompt, nType, nIDHelp);
}

BOOL CLanguage::LoadDll()
{
	if(m_self.m_hDll == NULL)
	{
		m_self.m_hDll = LoadLibrary("TransInterface.dll");
		if(m_self.m_hDll)
		{
			m_self.m_pfTranslate = (Def_Translate*)GetProcAddress(m_self.m_hDll, "Translate");
			m_self.m_pfInit = (Def_Init*)GetProcAddress(m_self.m_hDll, "Init");
			m_self.m_pfFree = (Def_Free*)GetProcAddress(m_self.m_hDll, "Free");
		}
		else
		{
		}
	}
	return (m_self.m_hDll != NULL);
}

void CLanguage::FreeDll()
{
	if(m_self.m_hDll)
	{
		FreeLibrary(m_self.m_hDll);
		m_self.m_hDll = NULL;
		m_self.m_pfInit = NULL;
		m_self.m_pfFree = NULL;
	}
}

void CLanguage::InitLanguage(HWND hWnd)
{
	if(m_self.m_pfInit)
	{
		try
		{
			m_self.m_pfInit(hWnd);
		}
		catch (...)
		{
		}
	}
}

void CLanguage::FreeLanguage()
{
	if(m_self.m_pfFree)
	{
		try
		{
			m_self.m_pfFree();
		}
		catch (...)
		{
		}
	}
}