Delphifunction

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{▎       ①: 扩展的字符串操作函数                                          ▎}
{▎       ②: 扩展的日期时间操作函数                                        ▎}
{▎       ③: 扩展的位操作函数                                              ▎}
{▎       ④: 扩展的文件及目录操作函数                                      ▎}
{▎       ⑤: 扩展的对话框函数                                              ▎}
{▎       ⑥: 系统功能函数                                                  ▎}
{▎       ⑦: 硬件功能函数                                                  ▎}
{▎       ⑧: 网络功能函数                                                  ▎}
{▎       ⑨: 汉字拼音函数及过程                                            ▎}
{▎       ⑩: 数据库功能函数                                                ▎}
{▎       ⑾: 进制功能函数                                                  ▎}
{▎       ⑿: 其它功能函数                                                  ▎}
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unit Communal;
{* |<PRE>
|</PRE>}

interface

{$I CnPack.inc}

uses
Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms, Dialogs,
FileCtrl, ShellAPI, CommDlg, MMSystem, WinSock, IniFiles, DBTables, BDE,
StdCtrls, ComObj, ADODB, Imm, DbCtrls, Db, Registry;

const

// 公共信息
{$IFDEF GB2312}
SCnInformation = '提示';
SCnWarning = '警告';
SCnError = '错误';
{$ELSE}
SCnInformation = 'Information';
SCnWarning = 'Warning';
SCnError = 'Error';
{$ENDIF}

C1=52845; //字符串加密算法的公匙
C2=22719; //字符串加密算法的公匙

resourcestring

{$IFDEF GB2312}
SUnknowError = '未知错误';
SErrorCode = '错误代码：';
{$ELSE}
SUnknowError = 'Unknow error';
SErrorCode = 'Error code:';
{$ENDIF}

type
   EDBUpdateErr = class(Exception);//修改表结构时触发的错误句柄

//▎============================================================▎//
//▎================① 扩展的字符串操作函数 ===================▎//
//▎============================================================▎//

//从文件中返回Ado连接字串。
function GetConnectionString(DataBaseName:string):string;
//返回服务器的机器名称.
function GetRemoteServerName:string;

function InStr(const sShort: string; const sLong: string): Boolean;     {测试通过}
{* 判断s1是否包含在s2中}

function IntToStrEx(Value: Integer; Len: Integer; FillChar: Char = '0'): string; {测试通过}
{* 扩展整数转字符串函数 Example:   IntToStrEx(1,5,'0');   返回："00001"}

function IntToStrSp(Value: Integer; SpLen: Integer = 3; Sp: Char = ','): string; {测试通过}
{* 带分隔符的整数－字符转换}

function ByteToBin(Value: Byte): string; {测试通过}
{* 字节转二进制串}

function StrRight(Str: string; Len: Integer): string; {测试通过}
{* 返回字符串右边的字符   Examples: StrRight('ABCEDFG',3);   返回:'DFG' }

function StrLeft(Str: string; Len: Integer): string; {测试通过}
{* 返回字符串左边的字符}

function Spc(Len: Integer): string; {测试通过}
{* 返回空格串}

function Replace(Str,s1,s2:string;CaseSensitive:Boolean):string; {测试通过}
{* 返回将指定字符s1用字符串s2替换后的字符串，可支持大小写敏感由CaseSensitive操作}
{example: replace('We know what we want','we','I',false) = 'I Know what I want'}

function Replicate(pcChar:Char; piCount:integer):string;
{在一个字符串中查找某个字符串的位置}

function StrNum(ShortStr:string;LongString:string):Integer;     {测试通过}
{* 返回某个字符串中某个字符串中出现的次数}

function FindStr(ShortStr:String;LongStrIng:String):Integer;     {测试通过}
{* 返回某个字符串中查找某个字符串的位置}

function SubStr(psInput:String; BeginPlace,CutLeng:Integer):String;     {测试通过}
{* 返回从位置BeginPlace开始切取长度为CatLeng字符串}

function LeftStr(psInput:String; CutLeng:Integer):String;     {测试通过}
{* 返回从左边第一为开始切取 CutLeng长度的字符串}

function RightStr(psInput:String; CutLeng:Integer):String;       {测试通过}
{* 返回从右边第一为开始切取 CutLeng长度的字符串}

function PadLStr(psInput:String; piWidth:Integer; pcPadWith:Char):String;        {测试通过}
{* 返回从psInput字符串左边开始用pcPadWith填充后总长度为PiWidth的字符串}

function PadRStr(psInput:String; piWidth:Integer; pcPadWith:Char):String;       {测试通过}
{* 返回从psInput字符串右边开始用pcPadWith填充后总长度为PiWidth的字符串}

function PadCStr(psInput:String; piWidth:Integer; pcPadWith:Char):String;        {测试通过}
{* 返回从psInput字符串两边开始用pcPadWith填充后总长度为PiWidth的字符串}

function ChrTran(psInput:String; pcSearch:Char; pcTranWith:Char):String;        {测试通过}
{* 返回替换后字符串[替换单个字符] Examples: ChrTran('abCdEgdlkh','d','#')；返回'abC#Eg#lkh'}

function StrTran(psInput:String; psSearch:String; psTranWith:String):String;        {测试通过}
{* 返回替换后字符串[替换字符串] Examples: StrTran('aruyfbn','ruy','=====');；返回'a=====fbn'}

function Stuff(psInput:String; piBeginPlace,piCount:Integer; psStuffWith:String):String;
{ *返回替换后字符串[替换字符串] Examples: Stuff('ABCDEFGHI',3,4,'12345')；返回'AB12345GHI'}

procedure SwapStr(var s1, s2: string); {测试通过}
{* 交换字串}

function LinesToStr(const Lines: string): string;   {测试通过}
{* 多行文本转单行（换行符转'\n'）}

function StrToLines(const Str: string): string;    {测试通过}
{* 单行文本转多行（'\n'转换行符）}

function Encrypt(const S: String; Key: Word): String;
{* 字符串加密函数}

function Decrypt(const S: String; Key: Word): String;
{* 字符串解密函数}

function varIIF(aTest: Boolean; TrueValue, FalseValue: Variant): Variant;
function varToStr(const V: Variant): string;
{* VarIIF及VartoStr为变体函数}

function IsDigital(Value: string): boolean;
{功能说明：判断string是否全是数字}

function RandomStr(aLength : Longint) : String;
{随机字符串函数}

//▎============================================================▎//
//▎================② 扩展的日期时间操作函数 =================▎//
//▎============================================================▎//

function GetYear(Date: TDate): Integer;   {测试通过}
{* 取日期年份分量}
function GetMonth(Date: TDate): Integer;   {测试通过}
{* 取日期月份分量}
function GetDay(Date: TDate): Integer;   {测试通过}
{* 取日期天数分量}
function GetHour(Time: TTime): Integer;   {测试通过}
{* 取时间小时分量}
function GetMinute(Time: TTime): Integer;   {测试通过}
{* 取时间分钟分量}
function GetSecond(Time: TTime): Integer;   {测试通过}
{* 取时间秒分量}
function GetMSecond(Time: TTime): Integer;   {测试通过}
{* 取时间毫秒分量}
function GetMonthLastDay(Cs_Year,Cs_Month:string):string;
{ *传入年、月，得到该月份最后一天}
function IsLeapYear( nYear: Integer ): Boolean;
{*/判断某年是否为闰年}
function MaxDateTime(const Values: array of TDateTime): TDateTime;
{//两个日期取较大的日期}
function MinDateTime(const Values: array of TDateTime): TDateTime;
{//两个日期取较小的日期}
function dateBeginOfMonth(D: TDateTime): TDateTime;
{//得到本月的第一天}
function DateEndOfMonth(D: TDateTime): TDateTime;
{//得到本月的最后一天}
function DateEndOfYear(D: TDateTime): TDateTime;
{//得到本年的最后一天}
function DaysBetween(Date1, Date2: TDateTime): integer;
{//得到两个日期相隔的天数}

//▎============================================================▎//
//▎===================③ 扩展的位操作函数 ====================▎//
//▎============================================================▎//

type
TByteBit = 0..7;
{* Byte类型位数范围}
TWordBit = 0..15;
{* Word类型位数范围}
TDWordBit = 0..31;
{* DWord类型位数范围}

procedure SetBit(var Value: Byte; Bit: TByteBit; IsSet: Boolean); overload;
{* 设置二进制位}
procedure SetBit(var Value: WORD; Bit: TWordBit; IsSet: Boolean); overload;
{* 设置二进制位}
procedure SetBit(var Value: DWORD; Bit: TDWordBit; IsSet: Boolean); overload;
{* 设置二进制位}

function GetBit(Value: Byte; Bit: TByteBit): Boolean; overload;
{* 取二进制位}
function GetBit(Value: WORD; Bit: TWordBit): Boolean; overload;
{* 取二进制位}
function GetBit(Value: DWORD; Bit: TDWordBit): Boolean; overload;
{* 取二进制位}

//▎============================================================▎//
//▎=================④扩展的文件及目录操作函数=================▎//
//▎============================================================▎//

function MoveFile(const sName, dName: string): Boolean; {测试通过}
{* 移动文件、目录，参数为源、目标名}

procedure FileProperties(const FName: string); {测试通过}
{* 打开文件属性窗口}

function OpenDialog(var FileName: string; Title: string; Filter: string;
Ext: string): Boolean;
{* 打开文件框}

function FormatPath(APath: string; Width: Integer): string; {测试通过}
{* 缩短显示不下的长路径名}

function GetRelativePath(Source, Dest: string): string; {测试通过}
{* 取两个目录的相对路径,注意串尾不能是'\'字符！}

procedure RunFile(const FName: string; Handle: THandle = 0;
const Param: string = '');   {测试通过}
{* 运行一个文件}

function WinExecAndWait32(FileName: string; Visibility: Integer = SW_NORMAL):
Integer; {测试通过}
{* 运行一个文件并等待其结束}

function AppPath: string; {测试通过}
{* 应用程序路径}

function GetWindowsDir: string; {测试通过}
{* 取Windows系统目录}

function GetWinTempDir: string; {测试通过}
{* 取临时文件目录}

function AddDirSuffix(Dir: string): string; {测试通过}
{* 目录尾加'\'修正}

function MakePath(Dir: string): string; {测试通过}
{* 目录尾加'\'修正}

function IsFileInUse(FName: string): Boolean;   {测试通过}
{* 判断文件是否正在使用}

function GetFileSize(FileName: string): Integer;   {测试通过}
{* 取文件长度}

function SetFileDate(FileName: string; CreationTime, LastWriteTime, LastAccessTime:
TFileTime): Boolean;     {测试通过}
{* 设置文件时间 Example:    FileSetDate('c:\Test\Test1.exe',753160662);    }

function GetFileDate(FileName: string; var CreationTime, LastWriteTime, LastAccessTime:
TFileTime): Boolean;     {测试通过}
{* 取文件时间}

function FileTimeToLocalSystemTime(FTime: TFileTime): TSystemTime; {测试通过}
{* 文件时间转本地时间}

function LocalSystemTimeToFileTime(STime: TSystemTime): TFileTime; {测试通过}
{* 本地时间转文件时间}

function GetFileIcon(FileName: string; var Icon: TIcon): Boolean;   {测试通过}
{* 取得与文件相关的图标，成功则返回True}

function CreateBakFile(FileName, Ext: string): Boolean;   {测试通过}
{* 创建备份文件}

function Deltree(Dir: string): Boolean;    {测试通过}
{* 删除整个目录}

function GetDirFiles(Dir: string): Integer;    {测试通过}
{* 取文件夹文件数}

type
TFindCallBack = procedure(const FileName: string; const Info: TSearchRec;
    var Abort: Boolean);
{* 查找指定目录下文件的回调函数}

procedure FindFile(const Path: string; const FileName: string = '*.*';
Proc: TFindCallBack = nil; bSub: Boolean = True; const bMsg: Boolean = True);
{* 查找指定目录下文件}

procedure FindFileList(Path,Filter:string;FileList:TStrings;ContainSubDir:Boolean);
{ 功能说明：查找一个路径下的所有文件。
参数： path:路径,filter:文件扩展名过滤,FileList:文件列表, ContainSubDir:是否包含子目录}

function Txtline(const txt: string): integer;
{* 返回一文本文件的行数}

function Html2Txt(htmlfilename: string): string;
{* Html文件转化成文本文件}

function OpenWith(const FileName: string): Integer;     {测试通过}
{* 文件打开方式}

//▎============================================================▎//
//▎====================⑤扩展的对话框函数======================▎//
//▎============================================================▎//

procedure InfoDlg(Mess: string; Caption: string = SCnInformation; Flags: Integer
= MB_OK + MB_ICONINFORMATION); {测试通过}
{* 显示提示窗口}

function InfoOk(Mess: string; Caption: string = SCnInformation): Boolean;   {测试通过}
{* 显示提示确认窗口}

procedure ErrorDlg(Mess: string; Caption: string = SCnError);    {测试通过}
{* 显示错误窗口}

procedure WarningDlg(Mess: string; Caption: string = SCnWarning); {测试通过}
{* 显示警告窗口}

function QueryDlg(Mess: string; Caption: string = SCnInformation): Boolean;   {测试通过}
{* 显示查询是否窗口}

procedure SetWindowAnimate(Sender : TForm; IsSetAni : bool);

//▎============================================================▎//
//▎=====================⑥系统功能函数=========================▎//
//▎============================================================▎//

procedure MoveMouseIntoControl(AWinControl: TControl);   {测试通过}
{* 移动鼠标到控件}

function DynamicResolution(x, y: WORD): Boolean;    {测试通过}
{* 动态设置分辨率}

procedure StayOnTop(Handle: HWND; OnTop: Boolean);   {测试通过}
{* 窗口最上方显示}

procedure SetHidden(Hide: Boolean);    {测试通过}
{* 设置程序是否出现在任务栏}

procedure SetTaskBarVisible(Visible: Boolean);    {测试通过}
{* 设置任务栏是否可见}

procedure SetDesktopVisible(Visible: Boolean);    {测试通过}
{* 设置桌面是否可见}

procedure BeginWait;    {测试通过}
{* 显示等待光标}

procedure EndWait;    {测试通过}
{* 结束等待光标}

function CheckWindows9598NT: string; {测试通过}
{* 检测是否Win95/98/NT平台}

function GetOSInfo : String;   {测试通过}
{* 取得当前操作平台是 Windows 95/98 还是NT}

function GetCurrentUserName : string;
{*获取当前Windows登录名的用户}

function GetRegistryOrg_User(UserKeyType:string):string;
{*获取当前注册的单位及用户名称}

function GetSysVersion:string;
{*//获取操作系统版本号}

function WinBootMode:string;
{//Windows启动模式}

type
   PShutType = (UPowerOff, UShutdown, UReboot, ULogOff, USuspend, UHibernate);
procedure WinShutDown(ShutWinType:PShutType; PForce:Boolean);
{//Windows ShutDown等}

//▎============================================================▎//
//▎=====================⑦硬件功能函数=========================▎//
//▎============================================================▎//

function GetClientGUID:string;
{ 功能描述：在本机上得到一个GUID.去掉两端的大括号和中间的横线
返回值：去掉两端的大括号和中间的横线的一个GUID
适用范围：windows
}

function SoundCardExist: Boolean;       {测试通过}
{* 声卡是否存在}

function GetDiskSerial(DiskChar: Char): string;
{* 获取磁盘序列号}

function DiskReady(Root: string) : Boolean;
{*检查磁盘准备是否就绪}

procedure WritePortB( wPort : Word; bValue : Byte );
{* 写串口}

function ReadPortB( wPort : Word ) : Byte;
{*读串口}

function CPUSpeed: Double;
{* 获知当前机器CPU的速率（MHz）}

type
TCPUID = array[1..4] of Longint;
function GetCPUID : TCPUID; assembler; register;
{*获取CPU的标识ID号*}

function GetMemoryTotalPhys : Dword;
{*获取计算机的物理内存}

type
   TDriveState = (DSNODISK, DSUNFORMATTEDDISK, DSEMPTYDISK, DSDISK_WITHFILES);
function DriveState (driveletter: Char) : TDriveState;
{* 检查驱动器A中磁盘是否有效}

//▎============================================================▎//
//▎=====================⑧网络功能函数=========================▎//
//▎============================================================▎//
function GetComputerName:string;
{* 获取网络计算机名称}
function GetHostIP:string;
{* 获取计算机的IP地址}
function NetUserChangePassword(Domain:PWideChar; UserName:PWideChar; OldPassword:PWideChar; NewPassword:PWideChar): LongInt; stdcall; external 'netapi32.dll' name 'NetUserChangePassword';
{* // 运行平台：Windows NT/2000/XP
{* // Windows 95/98/Me平台：可以用该函数修改用户的Windows登录密码}

//▎============================================================▎//
//▎=====================⑨汉字拼音功能函数=====================▎//
//▎============================================================▎//
function GetHzPy(const AHzStr: string): string;       {测试通过}
{* 取汉字的拼音}

function HowManyChineseChar(Const s:String):Integer;
{* 判断一个字符串中有多少各汉字}

//▎============================================================▎//
//▎===================⑩数据库功能函数及过程===================▎//
//▎============================================================▎//
{function PackDbDbf(Var StatusMsg: String): Boolean;}
{* 物理删除数据库(Db，Dbf)中的数据[着了删除标记的记录]}

procedure RepairDb(DbName: string);
{* 修复Access表}

function CreateODBCCfgInRegistry(ODBCSourceName:WideString;ServerName, DataBaseDescription:String):boolean;
{* 通过注册表创建ODBC配置[创建在系统DSN页下]}

function ADOConnectSysBase(Const Adocon:TadoConnection):boolean;
{* 用Ado连接SysBase数据库函数}

function ADOConnectLocalDB(Const Adocon:TadoConnection;Const Dbname,DbServerName:string;ValidateMode:Integer):boolean;
{* 用Ado连接数据库函数}

function ADOODBCConnectLocalDB(Const Adocon:TadoConnection;Const Dbname:string;ValidateMode:Integer):boolean;
{* 用Ado与ODBC共同连接数据库函数}

function CreatTable(LpDataBaseName,LpTableName,LpSentence:string):Boolean;
{* //建立新表}

function AddField(LpFieldName:string; LpDataType: TFieldType; LpSize: Word):string;
{*//在表中添加字段}

function KillField(LpFieldName:string):String;
{* //在表中删除字段}

function AlterTableExec(LpDataBaseName,LpSentence:string):Boolean;
{* //修改表结构}

function GetSQLSentence(LpTableName,LpSQLsentence:string): string;
{* /修改、添加、删除表结构时的SQL句体}

//▎============================================================▎//
//▎======================⑾进制函数及过程======================▎//
//▎============================================================▎//

function StrToHex(AStr: string): string;
{* 字符转化成十六进制}

function HexToStr(AStr: string): string;
{* 十六进制转化成字符}

function TransChar(AChar: Char): Integer;

//▎============================================================▎//
//▎=====================⑿其它函数及过程=======================▎//
//▎============================================================▎//

function TrimInt(Value, Min, Max: Integer): Integer; overload;    {测试通过}
{* 输出限制在Min..Max之间}

function IntToByte(Value: Integer): Byte; overload;   {测试通过}
{* 输出限制在0..255之间}

function InBound(Value: Integer; Min, Max: Integer): Boolean;    {测试通过}
{* 判断整数Value是否在Min和Max之间}

procedure CnSwap(var A, B: Byte); overload;
{* 交换两个数}
procedure CnSwap(var A, B: Integer); overload;
{* 交换两个数}
procedure CnSwap(var A, B: Single); overload;
{* 交换两个数}
procedure CnSwap(var A, B: Double); overload;
{* 交换两个数}

function RectEqu(Rect1, Rect2: TRect): Boolean;
{* 比较两个Rect是否相等}

procedure DeRect(Rect: TRect; var x, y, Width, Height: Integer);
{* 分解一个TRect为左上角坐标x, y和宽度Width、高度Height}

function EnSize(cx, cy: Integer): TSize;
{* 返回一个TSize类型}

function RectWidth(Rect: TRect): Integer;
{* 计算TRect的宽度}

function RectHeight(Rect: TRect): Integer;
{* 计算TRect的高度}

procedure Delay(const uDelay: DWORD);     {测试通过}
{* 延时}

procedure BeepEx(const Freq: WORD = 1200; const Delay: WORD = 1);     {Win9X下测试通过}
{* 只能在Win9X下让喇叭发声}

procedure ShowLastError;       {测试通过}
{* 显示Win32 Api运行结果信息}

function writeFontStyle(FS: TFontStyles; inifile: string; write: boolean):string;
{* 将字体Font.Style写入INI文件}

function readFontStyle(inifile: string): TFontStyles;
{* 从INI文件中读取字体Font.Style文件}

//function ReadCursorPos(SourceMemo: TMemo): TPoint;
function ReadCursorPos(SourceMemo: TMemo): string;
{* 取得TMemo 控件当前光标的行和列信息到Tpoint中}

function CanUndo(AMemo: TMemo): Boolean;
{* 检查Tmemo控件能否Undo}

procedure Undo(Amemo: Tmemo);
{*实现Undo功能}

procedure AutoListDisplay(ACombox:TComboBox);
{* 实现ComBoBox自动下拉}

function UpperMoney(small:real):string;
{* 小写金额转换为大写 }

function Myrandom(Num: Integer): integer;
{*利用系统时间产生随机数)}

procedure OpenIME(ImeName: string);
{*打开输入法}

procedure CloseIME;
{*关闭输入法}

procedure ToChinese(hWindows: THandle; bChinese: boolean);
{*打开中文输入法}

//数据备份
procedure BackUpData(LpBackDispMessTitle:String);

implementation {▎=======函数及过程体开始==========▎}

//▎============================================================▎//
//▎==================①扩展的字符串操作函数====================▎//
//▎============================================================▎//

// 判断s1是否包含在s2中
function InStr(const sShort: string; const sLong: string): Boolean;
var
s1, s2: string;
begin
s1 := LowerCase(sShort);
s2 := LowerCase(sLong);
Result := Pos(s1, s2) > 0;
end;

// 扩展整数转字符串函数，参数分别为目标数、长度、填充字符（默认为０）
function IntToStrEx(Value: Integer; Len: Integer; FillChar: Char = '0'): string;
begin
Result := IntToStr(Value);
while Length(Result) < Len do
    Result := FillChar + Result;
end;

// 带分隔符的整数－字符转换
function IntToStrSp(Value: Integer; SpLen: Integer = 3; Sp: Char = ','): string;
var
s: string;
i, j: Integer;
begin
s := IntToStr(Value);
Result := '';
j := 0;
for i := Length(s) downto 1 do
begin
    Result := s[i] + Result;
    Inc(j);
    try
       if ((j mod SpLen) = 0) and (i <> 1) then
          Result := Sp + Result;
    except
       MessageBox(Application.Handle,' IntToStrSp函数的第二个参数值不能为数字0 ！',SCnError,16);
       exit;
    end
end;
end;

// 返回字符串右边的字符
function StrRight(Str: string; Len: Integer): string;
begin
if Len >= Length(Str) then
    Result := Str
else
    Result := Copy(Str, Length(Str) - Len + 1, Len);
end;

// 返回字符串左边的字符
function StrLeft(Str: string; Len: Integer): string;
begin
if Len >= Length(Str) then
    Result := Str
else
    Result := Copy(Str, 1, Len);
end;

// 字节转二进制串
function ByteToBin(Value: Byte): string;
const
V: Byte = 1;
var
i: Integer;
begin
for i := 7 downto 0 do
    if (V shl i) and Value <> 0 then
      Result := Result + '1'
    else
      Result := Result + '0';
end;

// 返回空格串
function Spc(Len: Integer): string;
var
i: Integer;
begin
Result := '';
for i := 0 to Len - 1 do
    Result := Result + ' ';
end;

// 返回将指定字符s1用字符串s2替换后的字符串，可支持大小写敏感由CaseSensitive操作}
function Replace(Str,s1,s2:string;CaseSensitive:Boolean):string;
var
   i:integer;
   s,t:string;
begin
   s:='';
   t:=str;
   repeat
      if casesensitive then
         i:=pos(s1,t)
      else
         i:=pos(lowercase(s1),lowercase(t));
         if i>0 then
            begin
               s:=s+Copy(t,1,i-1)+s2;
               t:=Copy(t,i+Length(s1),MaxInt);
            end
         else
            s:=s+t;
   until i<=0;
   result:=s;
end;

function Replicate(pcChar:Char; piCount:integer):string;
begin
Result:='';
SetLength(Result,piCount);
fillChar(Pointer(Result)^,piCount,pcChar)
end;

// 返回某个字符串中某个字符串中出现的次数}
function StrNum(ShortStr:string;LongString:string):Integer;     {测试通过}
var
   i:Integer;
begin
   i:=0;
   while pos(ShortStr,LongString)>0 do
      begin
         i:=i+1;
         LongString:=Substr(LongString,(FindStr(ShortStr,LongString))+1,Length(LongString)-FindStr(ShortStr,LongString))
      end;
   Result:=i;
end;

// 返回某个字符串中查找某个字符串的位置}
function FindStr(ShortStr:String;LongStrIng:String):Integer;//在一个字符串中找某个字符的位置
var
   locality:integer;
begin
   locality:=Pos(ShortStr,LongStrIng);
   if locality=0 then
      Result:=0
   else
      Result:=locality;
end;

// 返回从位置BeginPlace开始切取长度为CatLeng字符串}
function SubStr(psInput:String; BeginPlace,CutLeng:Integer):String;
begin
Result:=Copy(psInput,BeginPlace,CutLeng)
end;

// 返回从左边第一为开始切取 CutLeng长度的字符串
function LeftStr(psInput:String; CutLeng:Integer):String;
begin
Result:=Copy(psInput,1,CutLeng)
end;

// 返回从左边第一为开始切取 CutLeng长度的字符串
function RightStr(psInput:String; CutLeng:Integer):String;
begin
Result:=Copy(psInput,Length(psInput)-CutLeng+1,CutLeng)
end;

{* 返回从psInput字符串左边开始用pcPadWith填充后总长度为PiWidth的字符串}
function PadLStr(psInput:String; piWidth:Integer; pcPadWith:Char):String;
begin
Result:=Replicate(pcPadWith,piWidth-Length(psInput))+psInput
end;

{* 返回从psInput字符串右边开始用pcPadWith填充后总长度为PiWidth的字符串}
function PadRStr(psInput:String; piWidth:Integer; pcPadWith:Char):String;
begin
Result:=psInput+Replicate(pcPadWith,piWidth-Length(psInput))
end;

{* 返回从psInput字符串两边开始用pcPadWith填充后总长度为PiWidth的字符串}
function PadCStr(psInput:String; piWidth:Integer; pcPadWith:Char):String;
var
liHalf :integer;
begin
liHalf:=(piWidth-Length(psInput))div 2;
Result:=Replicate(pcPadWith,liHalf)+psInput+Replicate(pcPadWith,piWidth-Length(psInput)-liHalf)
end;

{* 返回替换后字符串 Examples: ChrTran('abCdEgdlkh','d','#')；返回'bC#Eg#lkh'}
function ChrTran(psInput:String; pcSearch:Char; pcTranWith:Char):String;
var
i,j:integer;
begin
j:=Length(psInput);
for i:=1 to j do
begin
if psInput[i]=pcSearch then
psInput[i]:=pcTranWith
end;
Result:=psInput
end;

{* 返回替换后字符串 Examples: StrTran('aruyfbn','ruy','====='); 返回'a=====fbn'}
function StrTran(psInput:String; psSearch:String; psTranWith:String):String;
var
liPosition,liLenOfSrch,liLenOfIn:integer;
begin
liPosition:=Pos(psSearch,psInput);
liLenOfSrch:=Length(psSearch);
liLenOfIn:=Length(psInput);
while liPosition>0 do
begin
psInput:=Copy(psInput,1,liPosition-1)
+psTranWith
      +Copy(psInput,liPosition+liLenOfSrch,liLenOfIn);
liPosition:=Pos(psSearch,psInput)
end;
Result:=psInput
end;

{ *返回替换后字符串[替换字符串] Examples: Stuff('ABCDEFGHI',3,4,'12345')；返回'AB12345GHI'}
function Stuff(psInput:String; piBeginPlace,piCount:Integer; psStuffWith:String):String;
begin
Result:=Copy(psInput,1,piBeginPlace-1)+
psStuffWith+
    Copy(psInput,piBeginPlace+piCount,Length(psInput))
end;

// 交换字串
procedure SwapStr(var s1, s2: string);
var
tempstr: string;
begin
tempstr := s1;
s1 := s2;
s2 := tempstr;
end;

const
csLinesCR = #13#10;
csStrCR = '\n';

// 多行文本转单行（换行符转'\n'）
function LinesToStr(const Lines: string): string;
var
i: Integer;
begin
Result := Lines;
i := Pos(csLinesCR, Result);
while i > 0 do
begin
    system.Delete(Result, i, Length(csLinesCR));
    system.insert(csStrCR, Result, i);
    i := Pos(csLinesCR, Result);
end;
end;

// 单行文本转多行（'\n'转换行符）
function StrToLines(const Str: string): string;
var
i: Integer;
begin
Result := Str;
i := Pos(csStrCR, Result);
while i > 0 do
begin
    system.Delete(Result, i, Length(csStrCR));
    system.insert(csLinesCR, Result, i);
    i := Pos(csStrCR, Result);
end;
end;

//字符串加密函数
function Encrypt(const S: String; Key: Word): String;
var
   I : Integer;
begin
      Result := S;
      for I := 1 to Length(S) do
      begin
         Result[I] := char(byte(S[I]) xor (Key shr 8));
         Key := (byte(Result[I]) + Key) * C1 + C2;
         if Result[I] = Chr(0) then
            Result[I] := S[I];
      end;
      Result := StrToHex(Result);
end;

//字符串解密函数
function Decrypt(const S: String; Key: Word): String;
var
   I: Integer;
   S1: string;
begin
   S1 := HexToStr(S);
   Result := S1;
   for I := 1 to Length(S1) do
   begin
      if char(byte(S1[I]) xor (Key shr 8)) = Chr(0) then
         begin
            Result[I] := S1[I];
            Key := (byte(Chr(0)) + Key) * C1 + C2; //保证Key的正确性　　
         end
      else
         begin
            Result[I] := char(byte(S1[I]) xor (Key shr 8));
            Key := (byte(S1[I]) + Key) * C1 + C2;
         end;
   end;
end;

///VarIIF,VarTostr为变体函数
function varIIF(aTest: Boolean; TrueValue, FalseValue: Variant): Variant;
begin
if aTest then Result := TrueValue else Result := FalseValue;
end;

function varToStr(const V: Variant): string;
begin
case TVarData(v).vType of
    varSmallInt: Result := IntToStr(TVarData(v).VSmallInt);
    varInteger: Result := IntToStr(TVarData(v).VInteger);
    varSingle: Result := FloatToStr(TVarData(v).VSingle);
    varDouble: Result := FloatToStr(TVarData(v).VDouble);
    varCurrency: Result := FloatToStr(TVarData(v).VCurrency);
    varDate: Result := DateToStr(TVarData(v).VDate);
    varBoolean: Result := varIIf(TVarData(v).VBoolean, 'True', 'False');
    varByte: Result := IntToStr(TVarData(v).VByte);
    varString: Result := StrPas(TVarData(v).VString);
    varEmpty,
      varNull,
      varVariant,
      varUnknown,
      varTypeMask,
      varArray,
      varByRef,
      varDispatch,
      varError: Result := '';
end;
end;

{功能说明：判断string是否全是数字}
function IsDigital(Value: string): boolean;
var
i, j: integer;
str: char;
begin
result := true;
Value := trim(Value);
j := Length(Value);
if j = 0 then
begin
    result := false;
    exit;
end;
for i := 1 to j do
begin
    str := Value[i];
    if not (str in ['0'..'9']) then
    begin
      result := false;
      exit;
    end;
end;
end;

{随机字符串函数}
function RandomStr(aLength : Longint) : String;
var
X : Longint;
begin
if aLength <= 0 then exit;
SetLength(Result, aLength);
for X:=1 to aLength do
    Result[X] := Chr(Random(26) + 65);
end;

//▎============================================================▎//
//▎==================②扩展日期时间操作函数====================▎//
//▎============================================================▎//

function GetYear(Date: TDate): Integer;
var
y, m, d: WORD;
begin
DecodeDate(Date, y, m, d);
Result := y;
end;

function GetMonth(Date: TDate): Integer;
var
y, m, d: WORD;
begin
DecodeDate(Date, y, m, d);
Result := m;
end;

function GetDay(Date: TDate): Integer;
var
y, m, d: WORD;
begin
DecodeDate(Date, y, m, d);
Result := d;
end;

function GetHour(Time: TTime): Integer;
var
h, m, s, ms: WORD;
begin
DecodeTime(Time, h, m, s, ms);
Result := h;
end;

function GetMinute(Time: TTime): Integer;
var
h, m, s, ms: WORD;
begin
DecodeTime(Time, h, m, s, ms);
Result := m;
end;

function GetSecond(Time: TTime): Integer;
var
h, m, s, ms: WORD;
begin
DecodeTime(Time, h, m, s, ms);
Result := s;
end;

function GetMSecond(Time: TTime): Integer;
var
h, m, s, ms: WORD;
begin
DecodeTime(Time, h, m, s, ms);
Result := ms;
end;

//传入年、月，得到该月份最后一天
function GetMonthLastDay(Cs_Year,Cs_Month:string):string;
Var
   V_date:Tdate;
   V_year,V_month,V_day:word;
begin
   V_year:=strtoint(Cs_year);
   V_month:=strtoint(Cs_month);
   if V_month=12 then
   begin
      V_month:=1;
      inc(V_year);
   end
   else
   inc(V_month);
V_date:=EncodeDate(V_year,V_month,1);
V_date:=V_date-1;
DecodeDate(V_date,V_year,V_month,V_day);
Result:=DateToStr(EncodeDate(V_year,V_month,V_day));
end;

//判断某年是否为闰年
function IsLeapYear( nYear: Integer ): Boolean;
begin
Result := (nYear mod 4 = 0) and ((nYear mod 100 <> 0) or (nYear mod 400 = 0));
end;

//两个日期取较大的日期
function MaxDateTime(const Values: array of TDateTime): TDateTime;
var
I: Cardinal;
begin
Result := Values[0];
for I := 0 to Low(Values) do
    if Values[I] < Result then Result := Values[I];
end;

//两个日期取较小的日期
function MinDateTime(const Values: array of TDateTime): TDateTime;
var
I: Cardinal;
begin
Result := Values[0];
for I := 0 to High(Values) do
    if Values[I] < Result then Result := Values[I];
end;

//得到本月的第一一天
function dateBeginOfMonth(D: TDateTime): TDateTime;
var
Year, Month, Day: Word;
begin
DecodeDate(D, Year, Month, Day);
Result := EncodeDate(Year, Month, 1);
end;

//得到本月的最后一天
function dateEndOfMonth(D: TDateTime): TDateTime;
var
Year, Month, Day: Word;
begin
DecodeDate(D, Year, Month, Day);
if Month = 12 then
begin
    Inc(Year);
    Month := 1;
end else
    Inc(Month);
Result := EncodeDate(Year, Month, 1) - 1;
end;

//得到本年的最后一天
function dateEndOfYear(D: TDateTime): TDateTime;
var
Year, Month, Day: Word;
begin
DecodeDate(D, Year, Month, Day);
Result := EncodeDate(Year, 12, 31);
end;

//得到两个日期相隔的天数
function DaysBetween(Date1, Date2: TDateTime): integer;
begin
Result := Trunc(Date2) - Trunc(Date1) + 1;
if Result < 0 then Result := 0;
end;
//▎============================================================▎//
//▎=====================③位操作函数===========================▎//
//▎============================================================▎//

// 设置位
procedure SetBit(var Value: Byte; Bit: TByteBit; IsSet: Boolean);
begin
if IsSet then
    Value := Value or (1 shl Bit)
else
    Value := Value and not (1 shl Bit);
end;

procedure SetBit(var Value: WORD; Bit: TWordBit; IsSet: Boolean);
begin
if IsSet then
    Value := Value or (1 shl Bit)
else
    Value := Value and not (1 shl Bit);
end;

procedure SetBit(var Value: DWORD; Bit: TDWordBit; IsSet: Boolean);
begin
if IsSet then
    Value := Value or (1 shl Bit)
else
    Value := Value and not (1 shl Bit);
end;

// 取位
function GetBit(Value: Byte; Bit: TByteBit): Boolean;
begin
Result := Value and (1 shl Bit) <> 0;
end;

function GetBit(Value: WORD; Bit: TWordBit): Boolean;
begin
Result := Value and (1 shl Bit) <> 0;
end;

function GetBit(Value: DWORD; Bit: TDWordBit): Boolean;
begin
Result := Value and (1 shl Bit) <> 0;
end;

//▎============================================================▎//
//▎=================④扩展的文件及目录操作函数=================▎//
//▎============================================================▎//

// 移动文件、目录
function MoveFile(const sName, dName: string): Boolean;
var
s1, s2: AnsiString;
lpFileOp: TSHFileOpStruct;
begin
s1 := PChar(sName) + #0#0;
s2 := PChar(dName) + #0#0;
with lpFileOp do
begin
    Wnd := Application.Handle;
    wFunc := FO_MOVE;
    pFrom := PChar(s1);
    pTo := PChar(s2);
    fFlags := FOF_ALLOWUNDO;
    hNameMappings := nil;
    lpszProgressTitle := nil;
    fAnyOperationsAborted := True;
end;
Result := SHFileOperation(lpFileOp) = 0;
end;

// 打开文件属性窗口
procedure FileProperties(const FName: string);
var
SEI: SHELLEXECUTEINFO;
begin
with SEI do
begin
    cbSize := SizeOf(SEI);
    fMask := SEE_MASK_NOCLOSEPROCESS or SEE_MASK_INVOKEIDLIST or
      SEE_MASK_FLAG_NO_UI;
    Wnd := Application.Handle;
    lpVerb := 'properties';
    lpFile := PChar(FName);
    lpParameters := nil;
    lpDirectory := nil;
    nShow := 0;
    hInstApp := 0;
    lpIDList := nil;
end;
ShellExecuteEx(@SEI);
end;

// 缩短显示不下的长路径名
function FormatPath(APath: string; Width: Integer): string;
var
SLen: Integer;
i, j: Integer;
TString: string;
begin
SLen := Length(APath);
if (SLen <= Width) or (Width <= 6) then
begin
    Result := APath;
    Exit
end
else
begin
    i := SLen;
    TString := APath;
    for j := 1 to 2 do
    begin
      while (TString[i] <> '\') and (SLen - i < Width - 8) do
        i := i - 1;
      i := i - 1;
    end;
    for j := SLen - i - 1 downto 0 do
      TString[Width - j] := TString[SLen - j];
    for j := SLen - i to SLen - i + 2 do
      TString[Width - j] := '.';
    Delete(TString, Width + 1, 255);
    Result := TString;
end;
end;

// 打开文件框
function OpenDialog(var FileName: string; Title: string; Filter: string;
Ext: string): Boolean;
var
OpenName: TOPENFILENAME;
TempFilename, ReturnFile: string;
begin
with OpenName do
begin
    lStructSize := SizeOf(OpenName);
    hWndOwner := GetModuleHandle('');
    Hinstance := SysInit.Hinstance;
    lpstrFilter := PChar(Filter + #0 + Ext + #0#0);
    lpstrCustomFilter := '';
    nMaxCustFilter := 0;
    nFilterIndex := 1;
    nMaxFile := MAX_PATH;
    SetLength(TempFilename, nMaxFile + 2);
    lpstrFile := PChar(TempFilename);
    FillChar(lpstrFile^, MAX_PATH, 0);
    SetLength(TempFilename, nMaxFile + 2);
    nMaxFileTitle := MAX_PATH;
    SetLength(ReturnFile, MAX_PATH + 2);
    lpstrFileTitle := PChar(ReturnFile);
    FillChar(lpstrFile^, MAX_PATH, 0);
    lpstrInitialDir := '.';
    lpstrTitle := PChar(Title);
    Flags := OFN_HIDEREADONLY + OFN_ENABLESIZING;
    nFileOffset := 0;
    nFileExtension := 0;
    lpstrDefExt := PChar(Ext);
    lCustData := 0;
    lpfnHook := nil;
    lpTemplateName := '';
end;
Result := GetOpenFileName(OpenName);
if Result then
    FileName := ReturnFile
else
    FileName := '';
end;

// 取两个目录的相对路径,注意串尾不能是'\'字符!
function GetRelativePath(Source, Dest: string): string;
// 比较两路径字符串头部相同串的函数
function GetPathComp(s1, s2: string): Integer;
begin
    if Length(s1) > Length(s2) then swapStr(s1, s2);
    Result := Pos(s1, s2);
    while (Result = 0) and (Length(s1) > 3) do
    begin
      if s1 = '' then Exit;
      s1 := ExtractFileDir(s1);
      Result := Pos(s1, s2);
    end;
    if Result <> 0 then Result := Length(s1);
    if Result = 3 then Result := 2;
    // 修正因ExtractFileDir()处理'c:\'时产生的错误.
end;
// 取Dest的相对根路径的函数
function GetRoot(s: ShortString): string;
var
    i: Integer;
begin
    Result := '';
    for i := 1 to Length(s) do
      if s[i] = '\' then Result := Result + '..\';
    if Result = '' then Result := '.\';
    // 如果不想处理成".\"的路径格式，可去掉本行
end;

var
RelativRoot, RelativSub: string;
HeadNum: Integer;
begin
Source := UpperCase(Source);
Dest := UpperCase(Dest);              // 比较两路径字符串头部相同串
HeadNum := GetPathComp(Source, Dest); // 取Dest的相对根路径
RelativRoot := GetRoot(StrRight(Dest, Length(Dest) - HeadNum));
// 取Source的相对子路径
RelativSub := StrRight(Source, Length(Source) - HeadNum - 1);
// 返回
Result := RelativRoot + RelativSub;
end;

// 运行一个文件
procedure RunFile(const FName: string; Handle: THandle;
const Param: string);
begin
ShellExecute(Handle, nil, PChar(FName), PChar(Param), nil, SW_SHOWNORMAL);
end;

// 运行一个文件并等待其结束
function WinExecAndWait32(FileName: string; Visibility: Integer): Integer;
var
zAppName: array[0..512] of Char;
zCurDir: array[0..255] of Char;
WorkDir: string;
StartupInfo: TStartupInfo;
ProcessInfo: TProcessInformation;
begin
StrPCopy(zAppName, FileName);
GetDir(0, WorkDir);
StrPCopy(zCurDir, WorkDir);
FillChar(StartupInfo, SizeOf(StartupInfo), #0);
StartupInfo.cb := SizeOf(StartupInfo);

StartupInfo.dwFlags := STARTF_USESHOWWINDOW;
StartupInfo.wShowWindow := Visibility;
if not CreateProcess(nil,
    zAppName,                           { pointer to command line string }
    nil,                                { pointer to process security attributes }
    nil,                                { pointer to thread security attributes }
    False,                              { handle inheritance flag }
    CREATE_NEW_CONSOLE or               { creation flags }
    NORMAL_PRIORITY_CLASS,
    nil,                                { pointer to new environment block }
    nil,                                { pointer to current directory name }
    StartupInfo,                        { pointer to STARTUPINFO }
    ProcessInfo) then
    Result := -1                        { pointer to PROCESS_INF }

else
begin
    WaitforSingleObject(ProcessInfo.hProcess, INFINITE);
    GetExitCodeProcess(ProcessInfo.hProcess, Cardinal(Result));
end;
end;

// 应用程序路径
function AppPath: string;
begin
Result := ExtractFilePath(Application.ExeName);
end;

// 取Windows系统目录
function GetWindowsDir: string;
var
Buf: array[0..MAX_PATH] of Char;
begin
GetWindowsDirectory(Buf, MAX_PATH);
Result := AddDirSuffix(Buf);
end;

// 取临时文件目录
function GetWinTempDir: string;
var
Buf: array[0..MAX_PATH] of Char;
begin
GetTempPath(MAX_PATH, Buf);
Result := AddDirSuffix(Buf);
end;

// 目录尾加'\'修正
function AddDirSuffix(Dir: string): string;
begin
Result := Trim(Dir);
if Result = '' then Exit;
if Result[Length(Result)] <> '\' then Result := Result + '\';
end;

function MakePath(Dir: string): string;
begin
Result := AddDirSuffix(Dir);
end;

// 判断文件是否正在使用
function IsFileInUse(FName: string): Boolean;
var
HFileRes: HFILE;
begin
Result := False;
if not FileExists(FName) then
    Exit;
HFileRes := CreateFile(PChar(FName), GENERIC_READ or GENERIC_WRITE, 0,
    nil, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0);
Result := (HFileRes = INVALID_HANDLE_VALUE);
if not Result then
    CloseHandle(HFileRes);
end;

// 取文件长度
function GetFileSize(FileName: string): Integer;
var
FileVar: file of Byte;
begin
{$I-}
try
    AssignFile(FileVar, FileName);
    Reset(FileVar);
    Result := FileSize(FileVar);
    CloseFile(FileVar);
except
    Result := 0;
end;
{$I+}
end;

// 设置文件时间
function SetFileDate(FileName: string; CreationTime, LastWriteTime, LastAccessTime:
TFileTime): Boolean;
var
FileHandle: Integer;
begin
FileHandle := FileOpen(FileName, fmOpenWrite or fmShareDenyNone);
if FileHandle > 0 then
begin
    SetFileTime(FileHandle, @CreationTime, @LastAccessTime, @LastWriteTime);
    FileClose(FileHandle);
    Result := True;
end
else
    Result := False;
end;

// 取文件时间
function GetFileDate(FileName: string; var CreationTime, LastWriteTime, LastAccessTime:
TFileTime): Boolean;
var
FileHandle: Integer;
begin
FileHandle := FileOpen(FileName, fmOpenRead or fmShareDenyNone);
if FileHandle > 0 then
begin
    GetFileTime(FileHandle, @CreationTime, @LastAccessTime, @LastWriteTime);
    FileClose(FileHandle);
    Result := True;
end
else
    Result := False;
end;

// 取得与文件相关的图标
// FileName: e.g. "e:\hao\a.txt"
// 成功则返回True
function GetFileIcon(FileName: string; var Icon: TIcon): Boolean;
var
SHFileInfo: TSHFileInfo;
h: HWND;
begin
if not Assigned(Icon) then
    Icon := TIcon.Create;
h := SHGetFileInfo(PChar(FileName),
    0,
    SHFileInfo,
    SizeOf(SHFileInfo),
    SHGFI_ICON or SHGFI_SYSICONINDEX);
Icon.Handle := SHFileInfo.hIcon;
Result := (h <> 0);
end;

// 文件时间转本地时间
function FileTimeToLocalSystemTime(FTime: TFileTime): TSystemTime;
var
STime: TSystemTime;
begin
FileTimeToLocalFileTime(FTime, FTime);
FileTimeToSystemTime(FTime, STime);
Result := STime;
end;

// 本地时间转文件时间
function LocalSystemTimeToFileTime(STime: TSystemTime): TFileTime;
var
FTime: TFileTime;
begin
SystemTimeToFileTime(STime, FTime);
LocalFileTimeToFileTime(FTime, FTime);
Result := FTime;
end;

// 创建备份文件
function CreateBakFile(FileName, Ext: string): Boolean;
var
BakFileName: string;
begin
BakFileName := FileName + '.' + Ext;
Result := CopyFile(PChar(FileName), PChar(BakFileName), False);
end;

// 删除整个目录
function Deltree(Dir: string): Boolean;
var
sr: TSearchRec;
fr: Integer;
begin
if not DirectoryExists(Dir) then
begin
    Result := True;
    Exit;
end;
fr := FindFirst(AddDirSuffix(Dir) + '*.*', faAnyFile, sr);
try
    while fr = 0 do
    begin
      if (sr.Name <> '.') and (sr.Name <> '..') then
      begin
        if sr.Attr and faDirectory = faDirectory then
          Result := Deltree(AddDirSuffix(Dir) + sr.Name)
        else
          Result := DeleteFile(AddDirSuffix(Dir) + sr.Name);
        if not Result then
          Exit;
      end;
      fr := FindNext(sr);
    end;
finally
    FindClose(sr);
end;
Result := RemoveDir(Dir);
end;

// 取文件夹文件数
function GetDirFiles(Dir: string): Integer;
var
sr: TSearchRec;
fr: Integer;
begin
Result := 0;
fr := FindFirst(AddDirSuffix(Dir) + '*.*', faAnyFile, sr);
while fr = 0 do
begin
    if (sr.Name <> '.') and (sr.Name <> '..') then
      Inc(Result);
    fr := FindNext(sr);
end;
FindClose(sr);
end;

var
FindAbort: Boolean;

// 查找指定目录下文件
procedure FindFile(const Path: string; const FileName: string = '*.*';
Proc: TFindCallBack = nil; bSub: Boolean = True; const bMsg: Boolean = True);
var
APath: string;
Info: TSearchRec;
Succ: Integer;
begin
FindAbort := False;
APath := MakePath(Path);
try
    Succ := FindFirst(APath + FileName, faAnyFile - faVolumeID, Info);
    while Succ = 0 do
    begin
      if (Info.Name <> '.') and (Info.Name <> '..') then
      begin
        if (Info.Attr and faDirectory) <> faDirectory then
        begin
          if Assigned(Proc) then
            Proc(APath + Info.FindData.cFileName, Info, FindAbort);
        end
        else if bSub then
          FindFile(APath + Info.Name, FileName, Proc, bSub, bMsg);
      end;
      if bMsg then Application.ProcessMessages;
      if FindAbort then Exit;
      Succ := FindNext(Info);
    end;
finally
    FindClose(Info);
end;
end;

{ 功能说明：查找一个路径下的所有文件。
参数：path:路径, filter:文件扩展名过滤, FileList:文件列表, ContainSubDir:是否包含子目录}
procedure FindFileList(Path,Filter:string;FileList:TStrings;ContainSubDir:Boolean);
var
FSearchRec,DSearchRec:TSearchRec;
FindResult:shortint;
begin
FindResult:=FindFirst(path+Filter,sysutils.faAnyFile,FSearchRec);

try
while FindResult=0 do
begin
    FileList.Add(FSearchRec.Name);
    FindResult:=FindNext(FSearchRec);
end;

if ContainSubDir then
begin
    FindResult:=FindFirst(path+Filter,faDirectory,DSearchRec);
    while FindResult=0 do
    begin
      if ((DSearchRec.Attr and faDirectory)=faDirectory)
        and (DSearchRec.Name<>'.') and (DSearchRec.Name<>'..') then
        FindFileList(Path,Filter,FileList,ContainSubDir);
        FindResult:=FindNext(DSearchRec);
    end;
end;
finally
    FindClose(FSearchRec);
end;
end;

//返回一文本文件的行数
function Txtline(const txt: string): integer;
var
F : TextFile; {设定为文本文件}
StrLine : string; {每行字符串}
line : Integer; {行数}
begin
AssignFile(F, txt); {建立文件}
Reset(F);
Line := 0;
while not SeekEof(f) do {文件没到尾}
begin
    if SeekEoln(f) then {判断是否到行尾}
      Readln;
    Readln(F, StrLine);
    if SeekEof(f) then
      break
    else
      inc(Line);
end;
CloseFile(F); {关闭文件}
Result := Line;
end;

//Html文件转化成文本文件
function Html2Txt(htmlfilename: string): string;
var Mystring:TStrings;
    s,lineS:string;
    line,Llen,i,j:integer;
    rloop:boolean;
begin
   rloop:=False;
   Mystring:=TStringlist.Create;
   s:='';
   Mystring.LoadFromFile(htmlfilename);
   line:=Mystring.Count;
   try
      for i:=0 to line-1 do
         Begin
            lineS:=Mystring[i];
            Llen:=length(lineS);
            j:=1;
            while (j<=Llen)and(lineS[j]=' ')do
            begin
               j:=j+1;
               s:=s+' ';
            End;
            while j<=Llen do
            Begin
               if lineS[j]='<'then
                  rloop:=True;
                  if lineS[j]='>'then
                     Begin
                        rloop:=False;
                        j:=j+1;
                        continue;
                     End;
                  if rloop then
                     begin
                        j:=j+1;
                        continue;
                     end
                  else
                    s:=s+lineS[j];
                     j:=j+1;
            End;
            s:=s+#13#10;
         End;
   finally
      Mystring.Free;
   end;{try}
   result:=s;
end;

// 文件打开方式
function OpenWith(const FileName: string): Integer;
begin
Result := ShellExecute(Application.Handle, 'open', 'rundll32.exe',
    PChar('shell32.dll,OpenAs_RunDLL ' + FileName), '', SW_SHOW);
end;

//▎============================================================▎//
//▎===================⑤扩展的对话框函数=======================▎//
//▎============================================================▎//

// 显示提示窗口
procedure InfoDlg(Mess: string; Caption: string; Flags: Integer);
begin
Application.MessageBox(PChar(Mess), PChar(Caption), Flags);
end;

// 显示提示确认窗口
function InfoOk(Mess: string; Caption: string): Boolean;
begin
Result := Application.MessageBox(PChar(Mess), PChar(Caption),
    MB_OK + MB_ICONINFORMATION) = IDOK;
end;

// 显示错误窗口
procedure ErrorDlg(Mess: string; Caption: string);
begin
Application.MessageBox(PChar(Mess), PChar(Caption), MB_OK + MB_ICONSTOP);
end;

// 显示警告窗口
procedure WarningDlg(Mess: string; Caption: string);
begin
Application.MessageBox(PChar(Mess), PChar(Caption), MB_OK + MB_ICONWARNING);
end;

// 显示查询是否窗口
function QueryDlg(Mess: string; Caption: string): Boolean;
begin
Result := Application.MessageBox(PChar(Mess), PChar(Caption),
    MB_YESNO + MB_ICONQUESTION) = IDYES;
end;

//窗体渐变
procedure SetWindowAnimate(Sender : TForm; IsSetAni : bool);
var
pOSVersionInfo : OSVersionInfo;
begin
pOSVersionInfo.dwOSVersionInfoSize := sizeof(OSVersionInfo);
GetVersionEx(pOSVersionInfo);
if pOSVersionInfo.dwPlatformId = VER_PLATFORM_WIN32_NT then
begin
    if IsSetAni then
      AnimateWindow(Sender.Handle,444,AW_HIDE or AW_BLEND);
end
else
    if IsSetAni then
    begin
      AnimateWindow(Sender.Handle,444,AW_HIDE or AW_CENTER);
    end;
end;

//▎============================================================▎//
//▎====================⑥ 系统功能函数 =======================▎//
//▎============================================================▎//

// 移动鼠标到控件
procedure MoveMouseIntoControl(AWinControl: TControl);
var
rtControl: TRect;
begin
rtControl := AWinControl.BoundsRect;
MapWindowPoints(AWinControl.Parent.Handle, 0, rtControl, 2);
SetCursorPos(rtControl.Left + (rtControl.Right - rtControl.Left) div 2,
    rtControl.Top + (rtControl.Bottom - rtControl.Top) div 2);
end;

// 动态设置分辨率
function DynamicResolution(x, y: WORD): Boolean;
var
lpDevMode: TDeviceMode;
begin
Result := EnumDisplaySettings(nil, 0, lpDevMode);
if Result then
begin
    lpDevMode.dmFields := DM_PELSWIDTH or DM_PELSHEIGHT;
    lpDevMode.dmPelsWidth := x;
    lpDevMode.dmPelsHeight := y;
    Result := ChangeDisplaySettings(lpDevMode, 0) = DISP_CHANGE_SUCCESSFUL;
end;
end;

// 窗口最上方显示
procedure StayOnTop(Handle: HWND; OnTop: Boolean);
const
csOnTop: array[Boolean] of HWND = (HWND_NOTOPMOST, HWND_TOPMOST);
begin
SetWindowPos(Handle, csOnTop[OnTop], 0, 0, 0, 0, SWP_NOMOVE or SWP_NOSIZE);
end;

var
WndLong: Integer;

// 设置程序是否出现在任务栏
procedure SetHidden(Hide: Boolean);
begin
ShowWindow(Application.Handle, SW_HIDE);
if Hide then
    SetWindowLong(Application.Handle, GWL_EXSTYLE,
      WndLong or WS_EX_TOOLWINDOW and not WS_EX_APPWINDOW or WS_EX_TOPMOST)
else
    SetWindowLong(Application.Handle, GWL_EXSTYLE, WndLong);
ShowWindow(Application.Handle, SW_SHOW);
end;

const
csWndShowFlag: array[Boolean] of DWORD = (SW_HIDE, SW_RESTORE);

// 设置任务栏是否可见
procedure SetTaskBarVisible(Visible: Boolean);
var
wndHandle: THandle;
begin
wndHandle := FindWindow('Shell_TrayWnd', nil);
ShowWindow(wndHandle, csWndShowFlag[Visible]);
end;

// 设置桌面是否可见
procedure SetDesktopVisible(Visible: Boolean);
var
hDesktop: THandle;
begin
hDesktop := FindWindow('Progman', nil);
ShowWindow(hDesktop, csWndShowFlag[Visible]);
end;

// 显示等待光标
procedure BeginWait;
begin
Screen.Cursor := crHourGlass;
end;

// 结束等待光标
procedure EndWait;
begin
Screen.Cursor := crDefault;
end;

// 检测是否Win95/98平台
function CheckWindows9598NT: String;
var
   V: TOSVersionInfo;
begin
   V.dwOSVersionInfoSize := SizeOf(V);
   Result := '未知操作系统';
   if not GetVersionEx(V) then Exit;
   if V.dwPlatformId = VER_PLATFORM_WIN32_WINDOWS then
      Result := 'Windows 95/98'
   else
      begin
         if V.dwPlatformId = VER_PLATFORM_WIN32_NT then
            Result := 'Windows NT'
         else
            Result :='Windows'
      end;
end;

{* 取得当前操作平台是 Windows 95/98 还是NT}
function GetOSInfo : String;
begin
   Result := '';
   case Win32Platform of
      VER_PLATFORM_WIN32_WINDOWS: Result := 'Windows 95/98';
      VER_PLATFORM_WIN32_NT: Result := 'Windows NT';
   else
      Result := 'Windows32';
   end;
end;

//*获取当前Windows登录名的用户
function GetCurrentUserName : string;
const
   cnMaxUserNameLen = 254;
var
   sUserName : string;
   dwUserNameLen : Dword;
begin
   dwUserNameLen := cnMaxUserNameLen-1;
   SetLength( sUserName, cnMaxUserNameLen );
   GetUserName(Pchar( sUserName ), dwUserNameLen );
   SetLength( sUserName, dwUserNameLen );
   Result := sUserName;
end;

function GetRegistryOrg_User(UserKeyType:string):string;
var
   Myreg:Tregistry;
   RegString:string;
begin
   MyReg:=Tregistry.Create;
   MyReg.RootKey:=HKEY_LOCAL_MACHINE;
   if (Win32Platform = VER_PLATFORM_WIN32_NT) then
      RegString:='Software\Microsoft\Windows NT\CurrentVersion'
   else
      RegString:='Software\Microsoft\Windows\CurrentVersion';

   if MyReg.openkey(RegString,False) then
   begin
      if UpperCase(UserKeyType)='REGISTEREDORGANIZATION' then
         Result:= MyReg.readstring('RegisteredOrganization')
      else
         begin
            if UpperCase(UserKeyType)='REGISTEREDOWNER' then
               Result:= MyReg.readstring('RegisteredOwner')
            else
               Result:='';
         end;
   end;
   MyReg.CloseKey;
   MyReg.Free;
end;

//获取操作系统版本号
function GetSysVersion:string;
Var
   OSVI:OSVERSIONINFO;
   ObjSysVersion:string;
begin
   OSVI.dwOSversioninfoSize:=Sizeof(OSVERSIONINFO);
   GetVersionEx(OSVI);
   ObjSysVersion:=IntToStr(OSVI.dwMinorVersion)+','+IntToStr(OSVI.dwMinorV

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