Client thread test version. Ready to connect.

src/net/clientstate.h

@@ -0,0 +1,113 @@
+/***************************************************************************
+ *   Copyright (C) 2007 by Lothar May                                      *
+ *                                                                         *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation; either version 2 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 General Public License for more details.                          *
+ *                                                                         *
+ *   You should have received a copy of the GNU General Public License     *
+ *   along with this program; if not, write to the                         *
+ *   Free Software Foundation, Inc.,                                       *
+ *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
+ ***************************************************************************/
+/* State of network client. */
+
+#ifndef _CLIENTSTATE_H_
+#define _CLIENTSTATE_H_
+
+#include <string>
+#include <memory>
+
+#define CLIENT_INITIAL_STATE ClientStateInit
+
+class ClientThread;
+class GuiInterface;
+
+class ClientState
+{
+public:
+	virtual ~ClientState();
+
+	// Main processing function of the current state.
+	virtual void Process(ClientThread &client, GuiInterface &gui) = 0;
+};
+
+// State: Initialization.
+class ClientStateInit : public ClientState
+{
+public:
+	// Access the state singleton.
+	static ClientStateInit &Instance();
+
+	virtual ~ClientStateInit();
+
+	// Some basic initialization (socket creation, basic checks).
+	virtual void Process(ClientThread &client, GuiInterface &gui);
+
+protected:
+
+	// Protected constructor - this is a singleton.
+	ClientStateInit();
+};
+
+// State: Resolving name.
+class ClientStateResolve : public ClientState
+{
+public:
+	// Access the state singleton.
+	static ClientStateResolve &Instance();
+
+	virtual ~ClientStateResolve();
+
+	// "Poll" for the completion of the name resolution.
+	virtual void Process(ClientThread &client, GuiInterface &gui);
+
+protected:
+
+	// Protected constructor - this is a singleton.
+	ClientStateResolve();
+};
+
+// State: Connecting to server.
+class ClientStateConnect : public ClientState
+{
+public:
+	// Access the state singleton.
+	static ClientStateConnect &Instance();
+
+	virtual ~ClientStateConnect();
+
+	// "Poll" for the completion of the TCP/IP connect call.
+	virtual void Process(ClientThread &client, GuiInterface &gui);
+
+protected:
+
+	// Protected constructor - this is a singleton.
+	ClientStateConnect();
+};
+
+// State: Final (TODO).
+class ClientStateFinal : public ClientState
+{
+public:
+	// Access the state singleton.
+	static ClientStateFinal &Instance();
+
+	virtual ~ClientStateFinal();
+
+	// sleep.
+	virtual void Process(ClientThread &client, GuiInterface &gui);
+
+protected:
+
+	// Protected constructor - this is a singleton.
+	ClientStateFinal();
+};
+
+#endif