unit1.pas

学习Delphi最好的教材。通过一个个简单而实用的实例

unit Unit1;

interface

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

type
  TForm1 = class(TForm)
    Label1: TLabel;
    Edit1: TEdit;
    Label2: TLabel;
    Edit2: TEdit;
    procedure FormMouseMove(Sender: TObject; Shift: TShiftState; X,
      Y: Integer);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.FormMouseMove(Sender: TObject; Shift: TShiftState; X,
  Y: Integer);
begin
  Edit1.Text:=IntToStr(X);
  Edit2.Text:=IntToStr(Y);
  //变量有类型，如整数型(Integer)35，4321；字符串(String)：'大家好'，'xyz' ,
  //字符串型要加单引号。
  //把整型变为字符串，用IntToStr()函数
  //把字符串变为整数，用StrToInt()函数
end;

end.