CreateAnonymousThreadX给匿名线程传递参数

给线程传递参数

unit Unit1;

interface

uses
  Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants,
  System.Classes, Vcl.Graphics,
  Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls;

type
  TForm1 = class(TForm)
    Button1: TButton;
    procedure Button1Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

uses TAnonymousThreadXUnit;

    // 要执行的方法
procedure MyMethod(count: Integer);
var
  i: Integer;
begin
  for i := 0 to count do
  begin
    Form1.Canvas.Lock;
    Form1.Canvas.TextOut(10, 10, IntToStr(i));
    Form1.Canvas.Unlock;
  end;
end;

// 要执行的方法2
procedure MyMethod2(paramStr: string);
begin
  ShowMessage(paramStr);
end;

procedure TForm1.Button1Click(Sender: TObject);
var
  paramStr: string;
begin

  // 演示1：参数传入
  TThread.CreateAnonymousThreadX<Integer>(MyMethod, 5000).Start;

  // 演示2：JSON格式参数，这样允许一次传入多个参数
  paramStr := '{"paramA":"1","paramB":"2"}';
  TThread.CreateAnonymousThreadX<string>(MyMethod2, paramStr).Start;
end;

end.