Mega Code Archive
Send a file from a tserversocket to a tclientsocket
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unit Unit1;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, ScktComp, StdCtrls;
type
TForm1 = class(TForm)
ClientSocket1: TClientSocket;
ServerSocket1: TServerSocket;
btnTestSockets: TButton;
procedure ClientSocket1Read(Sender: TObject; Socket: TCustomWinSocket);
procedure FormCreate(Sender: TObject);
procedure FormDestroy(Sender: TObject);
procedure ClientSocket1Disconnect(Sender: TObject;
Socket: TCustomWinSocket);
procedure ClientSocket1Connect(Sender: TObject;
Socket: TCustomWinSocket);
procedure ServerSocket1ClientConnect(Sender: TObject;
Socket: TCustomWinSocket);
procedure btnTestSocketsClick(Sender: TObject);
private
FStream: TFileStream;
{ Private-Deklarationen }
public
{ Public-Deklarationen }
end;
var
Form1: TForm1;
implementation
{$R *.dfm}
procedure TForm1.ClientSocket1Read(Sender: TObject;
Socket: TCustomWinSocket);
var
iLen: Integer;
Bfr: Pointer;
begin
iLen := Socket.ReceiveLength;
GetMem(Bfr, iLen);
try
Socket.ReceiveBuf(Bfr^, iLen);
FStream.Write(Bfr^, iLen);
finally
FreeMem(Bfr);
end;
end;
procedure TForm1.FormCreate(Sender: TObject);
begin
FStream := nil;
end;
procedure TForm1.FormDestroy(Sender: TObject);
begin
if Assigned(FStream) then
begin
FStream.Free;
FStream := nil;
end;
end;
procedure TForm1.ClientSocket1Disconnect(Sender: TObject;
Socket: TCustomWinSocket);
begin
if Assigned(FStream) then
begin
FStream.Free;
FStream := nil;
end;
end;
procedure TForm1.ClientSocket1Connect(Sender: TObject;
Socket: TCustomWinSocket);
begin
FStream := TFileStream.Create('c:\temp\test.stream.html', fmCreate or fmShareDenyWrite);
end;
procedure TForm1.ServerSocket1ClientConnect(Sender: TObject;
Socket: TCustomWinSocket);
begin
Socket.SendStream(TFileStream.Create('c:\temp\test.html', fmOpenRead or fmShareDenyWrite));
end;
procedure TForm1.btnTestSocketsClick(Sender: TObject);
begin
ServerSocket1.Active := True;
ClientSocket1.Active := True;
end;
end.
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