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| unit UniChj;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, Sockets, StdCtrls, ExtCtrls, mmsystem,jpeg;
type
TfrmMain = class(TForm)
Server: TTcpServer;
memControl: TMemo;
Client: TTcpClient;
txtIp: TEdit;
txtPort: TEdit;
btnGetReady: TButton;
memMessage: TMemo;
btnSend: TButton;
Label1: TLabel;
Label2: TLabel;
lblIpAdresse: TLabel;
imgLocalScr: TImage;
btnSendScreen: TButton;
procedure DataArive(Sender: TObject; ClientSocket: TCustomIpClient);
procedure btnGetReadyClick(Sender: TObject);
procedure btnSendClick(Sender: TObject);
procedure FormCreate(Sender: TObject);
procedure FormResize(Sender: TObject);
procedure FormClose(Sender: TObject; var Action: TCloseAction);
procedure Button1Click(Sender: TObject);
procedure btnSendScreenClick(Sender: TObject);
private
public
end;
var
frmMain: TfrmMain;
online: Integer;
implementation
{$R *.dfm}
procedure ScreenShot(Bild: TBitMap);
var
c: TCanvas;
r: TRect;
begin
c := TCanvas.Create;
c.Handle := GetWindowDC(GetDesktopWindow);
try
r := Rect(0, 0, Screen.Width, Screen.Height);
Bild.Width := Screen.Width;
Bild.Height := Screen.Height;
Bild.Canvas.CopyRect(r, c, r);
finally
ReleaseDC(0, c.Handle);
c.Free;
end;
end;
procedure TfrmMain.DataArive(Sender: TObject; ClientSocket: TCustomIpClient);
var s:string;
FStream: TFileStream;
SizeOfFile: Integer;
pBuffer: Pointer;
begin
memControl.Lines.Add(ClientSocket.LookupHostName(ClientSocket.RemoteHost)+'('+ClientSocket.RemoteHost+')['+TimeToStr(Time())+']:');
s:=ClientSocket.Receiveln;
if s='#%screensend%#' then
begin
FStream:=TFileStream.Create('gettedScreen.jpg', fmOpenWrite);
s:=CLientSocket.Receiveln;
SizeOfFile := strtoint(s);
memControl.Lines.Add(inttostr(SizeOfFile));
GetMem(pBuffer, SizeOfFile);
try
ClientSocket.ReceiveBuf(pBuffer^, SizeOfFile);
FStream.Write(pBuffer^, SizeOfFile);
finally
FreeMem(pBuffer);
FStream.Free;
end;
memControl.Lines.Add('check');
end
else
begin
while s <> '#%end%#' do
begin
memControl.Lines.Add(s);
s:=ClientSocket.Receiveln;
end;
end;
sndPlaySound(PChar('Message.wav'),SND_ASYNC);
frmMain.Activate;
end;
procedure TfrmMain.btnGetReadyClick(Sender: TObject);
begin
if online = 0 then
begin
Server.LocalPort := txtPort.Text;
Server.Active := true;
btnGetReady.Caption:='Go &Offline';
online:=1;
memControl.Lines.Clear;
memControl.Lines.Add('*** Online - Sie können nun Msg`s senden und empfangen ***');
end
else
begin
Server.Active := false;
btnGetReady.Caption:='Go &Online';
online:=0;
end;
end;
procedure TfrmMain.btnSendClick(Sender: TObject);
var I:Integer;
begin
if online = 1 then
begin
Client.RemoteHost:=txtIP.Text;
Client.RemotePort:=txtPort.Text;
try
if Client.Connect then
begin
memControl.Lines.add('You write['+TimeToStr(Time())+']:');
for I:=0 to memMessage.Lines.Count -1 do
begin
Client.Sendln(memMessage.Lines[I]);
memControl.Lines.add(memMessage.Lines[I]);
end;
Client.Sendln(' ');
Client.Sendln('#%end%#');
memMessage.Lines.Clear;
memControl.Lines.add(' ');
end
else memControl.Lines.add('*** Nachricht konnte nich gesendet werden Grund: Zielhost nicht erreichbar! ***');
finally
Client.disconnect;
end;
end
else begin
memControl.Lines.Add('*** Sie müssen erst Online ***');
end;
end;
procedure TfrmMain.FormCreate(Sender: TObject);
begin
online:=0;
frmMain.Height:=374;
frmMain.Width:=409;
lblIpAdresse.Caption:='Ihre Ip-Adresse lautet: '+Client.LocalHostAddr;
end;
procedure TfrmMain.FormResize(Sender: TObject);
begin
memControl.Width:=frmMain.Width-32;
btnGetReady.Width:=frmMain.Width-btnGetReady.Left-16;
txtIp.Width:=frmMain.Width-txtIp.Left-16;
memMessage.Width:=frmMain.Width-32;
btnSend.Width:=frmMain.Width-32;
memControl.Height:=frmMain.Height-210;
Label2.Top:=memControl.Height+memControl.top+7;
txtIp.Top:=memControl.Height+memControl.top+7;
memMessage.Top:=memControl.Height+memControl.top+31;
btnSend.Top:=memControl.Height+memControl.top+87;
lblIpAdresse.Top:=memControl.Height+memControl.top+119;
btnSendScreen.Top:=memControl.Height+memControl.top+116;
end;
procedure TfrmMain.FormClose(Sender: TObject; var Action: TCloseAction);
begin
Server.Active := false;
btnGetReady.Caption:='Go &Online';
online:=0;
end;
procedure TfrmMain.Button1Click(Sender: TObject);
begin
Server.Active := false;
frmMain.Close;
end;
procedure TfrmMain.btnSendScreenClick(Sender: TObject);
var jp:TJpegImage;
bitmap:TBitmap;
FStream:TFileStream;
begin
ScreenShot(imglocalscr.Picture.Bitmap);
imglocalscr.Picture.SaveToFile('localScr.bmp');
bitmap:=TBitmap.Create;
try
bitmap.LoadFromFile('localScr.bmp');
jp:=TJpegImage.Create;
try
jp.Assign(bitmap);
jp.SaveToFile('localScr.jpg');
finally
jp.Free;
end;
finally
bitmap.free;
end;
Client.RemoteHost:=txtIP.Text;
Client.RemotePort:=txtPort.Text;
try
if Client.Connect then
begin
Client.Sendln('#%screensend%#');
FStream := TFileStream.Create('localScr.jpg', fmOpenRead);
Client.Sendln(inttostr(FStream.Size));
Client.SendStream(FStream);
end;
finally
Client.Disconnect;
end;
end;
end. |
Udontknow