/*========================================================================
文件: public.cpp
說明：公用函數(shù)
時間：2004-06
編寫：oshj || oshj@21cn.com
環(huán)境：VC6.0/Win2000 Pro/SP4/1024*768
特別說明：隨時更新
	
版權(quán)累死人，想用就用吧：－）
=========================================================================*/
#include "public.h"

//-----------------------------------------------------------------
//提示MessageBox
void MsgInf(char* str)
{
	MessageBox(0,TEXT(str),TEXT("信息"),MB_OK);
}
//-----------------------------------------------------------------
//錯誤MessageBox
void MsgErr(char* str)
{
	MessageBox(0,TEXT(str),TEXT("錯誤"),MB_OK);
}
//-----------------------------------------------------------------
//詢問MessageBox
BOOL MsgYN(char* str)	
{
	if( (MessageBox(0,TEXT(str),TEXT("提示信息"),MB_YESNO | 
		MB_ICONINFORMATION | MB_DEFBUTTON2) == IDNO ) )
	{
		return FALSE;
	}
	return TRUE;
}
//-----------------------------------------------------------------
//Ansi Unicode轉(zhuǎn)換
LPCWSTR AnsiToUnicode(LPCSTR strAnsi)
{
	WCHAR* strReturn;//[255] = {'\0'};
	int iLen;

	//strReturn = SysAllocString();

	//計算從Ansi轉(zhuǎn)換到Unicode后需要的字節(jié)數(shù)
	iLen = MultiByteToWideChar(CP_ACP,
							   MB_COMPOSITE,
							   strAnsi,		//要轉(zhuǎn)換的Ansi字符串
							   -1,					//自動計算長度
							   NULL,
							   0 );
	
	strReturn = new WCHAR[iLen +1];
	
	//從Ansi轉(zhuǎn)換到Unicode字符
	MultiByteToWideChar( CP_ACP,
						  MB_COMPOSITE,
						  strAnsi,
						  -1,
						  strReturn,	//轉(zhuǎn)換到strReturn
						  iLen);	//最多轉(zhuǎn)換widecharlen個Unicode字符

	return (LPCWSTR)strReturn;

}
//-----------------------------------------------------------------
//Unicode Ansi轉(zhuǎn)換
LPCSTR UnicodeToAnsi(LPCWSTR strUnicode)
{
	char *strReturn; //[255] = {'\0'};
	int iLen;

	//計算從Unicode轉(zhuǎn)換到Ansi后需要的字節(jié)數(shù)
	iLen = WideCharToMultiByte( 
				CP_ACP,		//根據(jù)ANSI code page轉(zhuǎn)換
				WC_COMPOSITECHECK | WC_DEFAULTCHAR,	//轉(zhuǎn)換出錯用缺省字符代替
				strUnicode,		//要轉(zhuǎn)換的字符串地址
				-1,			//要轉(zhuǎn)換的個數(shù),-1為自動計算
				NULL,			//轉(zhuǎn)換后字符串放置的地址
				0,			//最多轉(zhuǎn)換字符的個數(shù)，為0表示返回轉(zhuǎn)換Unicode后需要多少個字節(jié)
				NULL,			//缺省的字符:"\0"
				NULL				//缺省的設置
			);
	
	strReturn = new char[iLen + 1];

	//轉(zhuǎn)換Unicode到Ansi
	WideCharToMultiByte(CP_ACP,
						WC_COMPOSITECHECK | WC_DEFAULTCHAR,
						strUnicode,
						-1,
						strReturn,				//轉(zhuǎn)換到緩沖區(qū)中
						iLen,					//要轉(zhuǎn)換的長度
						NULL,
						NULL );

	//don't free!
	//delete strReturn;

	return (LPCSTR)strReturn;

}

//-----------------------------------------------------------------
//判斷是否字符
BOOL IsAlpha(const char* source)
{
	int iLen,i;

	if(strlen(source) <= 0)
		return FALSE;

	iLen = strlen(source);
	for(i = 0; i < iLen; i++)
	{
		if( ((source[i] < 'A') || (source[i] > 'Z')) &&	//大寫
			((source[i] < 'a') || (source[i] > 'z')) )	//小寫
		{
			;
		}
		else
		{
			return FALSE;
		}
	}

	return TRUE;
}

//-----------------------------------------------------------------
//判斷是否數(shù)字
BOOL IsDigital(const char* source)
{
	/*
	int iLen,i;

	if(strlen(source) <= 0)
		return FALSE;

	iLen = strlen(source);
	for(i = 0; i < iLen; i++)
	{
		if((source[i] >= '0') && (source[i] <= '9'))
		{
			;
		}
		else
		{
			return FALSE;
		}
	}

	return TRUE;
	*/

	int iLen,i;

	if(strlen(source) <= 0)
		return FALSE;

	iLen = strlen(source);
	for(i = 0; i < iLen; i++)
	{
		if( isdigit(source[i]) == 0 )
		{
			return FALSE;
		}
	}

	return TRUE;

}

//-----------------------------------------------------------------
//判斷是否浮點型
BOOL IsFloat(const char* source)
{
	int iLen,i;

	if(strlen(source) <= 0)
		return FALSE;

	iLen = strlen(source);
	for(i = 0; i < iLen; i++)
	{
		if((source[i] >= '0') && (source[i] <= '9') || (source[i] == '.'))
		{
			;
		}
		else
		{
			return FALSE;
		}
	}

	return TRUE;
	
}

//-----------------------------------------------------------------
//判斷是否寬字節(jié)數(shù)字型
BOOL IsWDigital(const wchar_t* source)
{
	int iLen,i;

	if(wcslen(source) <= 0)
		return FALSE;

	iLen = wcslen(source);
	for(i = 0; i < iLen; i++)
	{
		if( iswdigit(source[i]) == 0 )
		{
			return FALSE;
		}
	}

	return TRUE;

}

//-----------------------------------------------------------------
//判斷是否寬字節(jié)浮點型
BOOL IsWFloat(const wchar_t* source)
{
	int iLen,i;

	if(wcslen(source) <= 0)
		return FALSE;

	iLen = wcslen(source);
	for(i = 0; i < iLen; i++)
	{
		if( iswdigit(source[i]) != 0 || (source[i] == '.') )
		{
			;	
		}
		else
			return FALSE;
	}
	return TRUE;
	
}