khanat-opennel-code/code/nel/samples/net/chat/client.cpp

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2010-05-06 00:08:41 +00:00
// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
// Copyright (C) 2010 Winch Gate Property Limited
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
/*
* Login system example, client.
*
* This client connects to a front-end server using login system.
*
* Before running this client, the front end service sample must run,
* and also the NeL naming_service, time_service, login_service, welcome_service.
*
*/
//
// Includes
//
#include <string>
#include "nel/misc/types_nl.h"
#include "nel/misc/debug.h"
#include "nel/misc/config_file.h"
#include "nel/misc/bit_mem_stream.h"
#include "nel/misc/path.h"
#include "nel/net/callback_client.h"
#ifdef NL_OS_WINDOWS
#include <conio.h>
#else
#include "kbhit.h"
#endif
using namespace std;
using namespace NLMISC;
using namespace NLNET;
// Really simple chat
// Do not display what you are typing
#ifdef NL_OS_WINDOWS
#define KEY_ESC 27
#define KEY_ENTER 13
#else
#define KEY_ESC 27
#define KEY_ENTER 10
#endif
#ifndef CHAT_DIR
# define CHAT_DIR "."
#endif
string CurrentEditString;
// ***************************************************************************
void serverSentChat (CMessage &msgin, TSockId from, CCallbackNetBase &netbase)
{
// Called when the server sent a CHAT message
string text;
msgin.serial(text);
printf("%s\n", text.c_str());
}
// ***************************************************************************
// All messages handled by this server
#define NB_CB 1
TCallbackItem CallbackArray[NB_CB] =
{
{ "CHAT", serverSentChat }
};
/*
* main
*/
int main (int argc, char **argv)
{
NLMISC::CApplicationContext applicationContext;
CCallbackClient *Client;
NLMISC::CPath::addSearchPath(CHAT_DIR);
// Read the host where to connect in the client.cfg file
CConfigFile ConfigFile;
ConfigFile.load (NLMISC::CPath::lookup("client.cfg"));
string LSHost(ConfigFile.getVar("LSHost").asString());
// Init and Connect the client to the server located on port 3333
Client = new CCallbackClient();
Client->addCallbackArray (CallbackArray, NB_CB);
printf("Please wait connecting...\n");
try
{
CInetAddress addr(LSHost+":3333");
Client->connect(addr);
}
catch(ESocket &e)
{
printf("%s\n", e.what());
return 0;
}
if (!Client->connected())
{
printf("Connection Error\n");
return 0;
}
printf("Connected.\n");
#ifdef NL_OS_UNIX
init_keyboard();
#endif
// The main loop
do
{
int c;
if (kbhit())
{
c = getch();
if (c == KEY_ESC)
{
break; // FINSIH
}
else if (c == KEY_ENTER)
{
CMessage msg;
msg.setType("CHAT");
msg.serial (CurrentEditString);
Client->send(msg);
CurrentEditString = "";
}
else
{
CurrentEditString += c;
}
}
Client->update();
}
while (Client->connected());
#ifdef NL_OS_UNIX
close_keyboard();
#endif
// Finishing
delete Client;
}