First version of the SOurce SDK 2013

game/client/clientsteamcontext.cpp

@@ -0,0 +1,131 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+#include "cbase.h"
+#include "clientsteamcontext.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+static CClientSteamContext g_ClientSteamContext;
+CClientSteamContext  &ClientSteamContext()
+{
+	return g_ClientSteamContext;
+}
+
+CSteamAPIContext *steamapicontext = &g_ClientSteamContext;
+
+//-----------------------------------------------------------------------------
+CClientSteamContext::CClientSteamContext() 
+#if !defined(NO_STEAM)
+:
+	m_CallbackSteamServersDisconnected( this, &CClientSteamContext::OnSteamServersDisconnected ),
+	m_CallbackSteamServerConnectFailure( this, &CClientSteamContext::OnSteamServerConnectFailure ),
+	m_CallbackSteamServersConnected( this, &CClientSteamContext::OnSteamServersConnected )
+#endif
+{
+	m_bActive = false;
+	m_bLoggedOn = false;
+	m_nAppID = 0;
+}
+
+
+//-----------------------------------------------------------------------------
+CClientSteamContext::~CClientSteamContext()
+{
+}
+
+
+//-----------------------------------------------------------------------------
+// Purpose: Unload the steam3 engine
+//-----------------------------------------------------------------------------
+void CClientSteamContext::Shutdown()
+{	
+	if ( !m_bActive )
+		return;
+
+	m_bActive = false;
+	m_bLoggedOn = false;
+#if !defined( NO_STEAM )
+	Clear(); // Steam API context shutdown
+#endif
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Initialize the steam3 connection
+//-----------------------------------------------------------------------------
+void CClientSteamContext::Activate()
+{
+	if ( m_bActive )
+		return;
+
+	m_bActive = true;
+
+#if !defined( NO_STEAM )
+	SteamAPI_InitSafe(); // ignore failure, that will fall out later when they don't get a valid logon cookie
+	SteamAPI_SetTryCatchCallbacks( false ); // We don't use exceptions, so tell steam not to use try/catch in callback handlers
+	Init(); // Steam API context init
+	
+	UpdateLoggedOnState();
+	Msg( "CClientSteamContext logged on = %d\n", m_bLoggedOn );
+#endif
+}
+
+void CClientSteamContext::UpdateLoggedOnState()
+{
+	bool bPreviousLoggedOn = m_bLoggedOn;
+	m_bLoggedOn = ( SteamUser() && SteamUtils() && SteamUser()->BLoggedOn() );
+
+	if ( !bPreviousLoggedOn && m_bLoggedOn )
+	{
+		// update Steam info
+		m_SteamIDLocalPlayer = SteamUser()->GetSteamID();
+		m_nUniverse = SteamUtils()->GetConnectedUniverse();
+		m_nAppID = SteamUtils()->GetAppID();
+	}
+
+	if ( bPreviousLoggedOn != m_bLoggedOn )
+	{
+		// Notify any listeners of the change in logged on state
+		SteamLoggedOnChange_t loggedOnChange;
+		loggedOnChange.bPreviousLoggedOn = bPreviousLoggedOn;
+		loggedOnChange.bLoggedOn = m_bLoggedOn;
+		InvokeCallbacks( loggedOnChange );
+	}
+}
+
+#if !defined(NO_STEAM)
+void CClientSteamContext::OnSteamServersDisconnected( SteamServersDisconnected_t *pDisconnected )
+{
+	UpdateLoggedOnState();
+	Msg( "CClientSteamContext OnSteamServersDisconnected logged on = %d\n", m_bLoggedOn );
+}
+
+void CClientSteamContext::OnSteamServerConnectFailure( SteamServerConnectFailure_t *pConnectFailure )
+{
+	UpdateLoggedOnState();
+	Msg( "CClientSteamContext OnSteamServerConnectFailure logged on = %d\n", m_bLoggedOn );
+}
+
+void CClientSteamContext::OnSteamServersConnected( SteamServersConnected_t *pConnected )
+{
+	UpdateLoggedOnState();
+	Msg( "CClientSteamContext OnSteamServersConnected logged on = %d\n", m_bLoggedOn );
+}
+#endif // !defined(NO_STEAM)
+
+void CClientSteamContext::InstallCallback( CUtlDelegate< void ( const SteamLoggedOnChange_t & ) > delegate )
+{
+	m_LoggedOnCallbacks.AddToTail( delegate );
+}
+
+void CClientSteamContext::RemoveCallback( CUtlDelegate< void ( const SteamLoggedOnChange_t & ) > delegate )
+{
+	m_LoggedOnCallbacks.FindAndRemove( delegate );
+}
+
+void CClientSteamContext::InvokeCallbacks( const SteamLoggedOnChange_t &loggedOnStatus )
+{
+	for ( int i = 0; i < m_LoggedOnCallbacks.Count(); ++i )
+	{
+		m_LoggedOnCallbacks[i]( loggedOnStatus );
+	}
+}