receiveunit.pas

Delphi 7经典问题解析

unit Receiveunit;

interface

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

type
  TForm1 = class(TForm)
    Edit1: TEdit;
    Label1: TLabel;
  private
    { Private declarations }
  public
    procedure Capturemessage(var CopyData:TWmCopyData);message WM_COPYDATA;
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}
procedure TForm1.Capturemessage(var CopyData:TWmCopyData);
begin 
  Edit1.text:=StrPas(CopyData.CopyDataStruct^.lpData);//接收数据获取数据并显示 
end;


end.