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TThread = class

private
FHandle: THandle;
FThreadID: THandle;
FCreateSuspended: Boolean;
FTerminated: Boolean;
FSuspended: Boolean;
FFreeOnTerminate: Boolean;
FFinished: Boolean;
FReturnValue: Integer;
FOnTerminate: TNotifyEvent;
FSynchronize: TSynchronizeRecord;
FFatalException: TObject;
procedure CallOnTerminate;
class procedure Synchronize(ASyncRec: PSynchronizeRecord); overload;
function GetPriority: TThreadPriority;
procedure SetPriority(Value: TThreadPriority);
procedure SetSuspended(Value: Boolean);

protected
procedure CheckThreadError(ErrCode: Integer); overload;
procedure CheckThreadError(Success: Boolean); overload;
procedure DoTerminate; virtual;
procedure Execute; virtual; abstract;
procedure Synchronize(Method: TThreadMethod); overload;
property ReturnValu ......

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{Ö÷´°Ìå´úÂë}
unit Unit2;

interface

uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls;

type
TForm2 = class(TForm)
ListBox1: TListBox;
Button1: TButton;
procedure Button1Click(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;

var
Form2: TForm2;

implementation

uses MyThread;

{$R *.dfm}

procedure TForm2.Button1Click(Sender: TObject);
begin
TMyThread.Create(False);
TMyThread.Create(False);
TMyThread.Create(False);
end;

end.{¶àÏ̴߳úÂë}
unit MyThread;

interface

uses
Classes,StdCtrls,SysUtils,Windows;

type
TMyThread = class(TThread)
private
{ Private declarations }
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    1¡¢ÉùÃ÷Ò»¸öTRLCriticalSection¼Ç¼ÀàÐ͵ıäÁ¿ÈçCS£¬±ØÐëÊÇÈ«¾ÖµÄ£»
    2¡¢Ê¹ÓÃǰÏȳõʼ»¯£ºInitializeCriticalSection(CS)£»
    3¡¢EnterCriticalSection(CS);  Ï߳̽øÈëÁÙ½çÇø£¬ÆäËûÏß³ÌÐèÒªµÈ´ý
    4¡¢LeaveCriticalSection(CS);  Ïß³ÌÀ뿪ÁÙ½çÇø£¬ÆäËûÏ߳̿ÉÒÔ·ÃÎÊÁË
    5¡¢DeleteCriticalSection(CS); ×îºóɾ³ýÁÙ½çÇø
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{Ö÷´°Ìå´úÂë}
unit Unit2;

interface

uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls;

type
TForm2 = class(TForm)
L ......
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