serveru.pas

Delphi 7基础编程的源代码

unit ServerU;

interface

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

type
  TForm1 = class(TForm)
    Button1: TButton;
    Button2: TButton;
    Memo1: TMemo;
    procedure Button1Click(Sender: TObject);
    procedure Button2Click(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;
  function MyGetGlobalMem:THandle;far
  external 'glbmem.dll';

implementation

{$R *.dfm}

procedure TForm1.Button1Click(Sender: TObject);
var
		hMem:THandle;
		pMem:PChar;
begin
		hMem := MyGetGlobalMem;     {获得全局内存块的句柄}
		if hMem <> 0 then
		begin
			pMem := GlobalLock(hMem);    {加锁全局内存块}
			if pMem <> nil then 
			begin
				StrPCopy(pMem,Memo1.text);    {全局内存块中写入数据}
				GlobalUnlock(hMem);    {解锁全局内存块}
			end
			else
				MessageDlg('Couldnot Lock memory block',mtWarning,[mbOK],0);
		end;
end;

procedure TForm1.Button2Click(Sender: TObject);
begin
  Application.Terminate;
end;

end.