Screen::GetNextScreen, Screen::GetPrevScreen

stepmania/src/Screen.cpp

@@ -172,17 +172,32 @@ void Screen::HandleScreenMessage( const ScreenMessage SM )
 		if( SCREENMAN->IsStackedScreen(this) )
 			SCREENMAN->PopTopScreen( SM_None );
 		else
-			SCREENMAN->SetNewScreen( NEXT_SCREEN );
+			SCREENMAN->SetNewScreen( GetNextScreen() );
 		break;
 	case SM_GoToPrevScreen:
 		if( SCREENMAN->IsStackedScreen(this) )
 			SCREENMAN->PopTopScreen( SM_None );
 		else
-			SCREENMAN->SetNewScreen( PREV_SCREEN );
+			SCREENMAN->SetNewScreen( GetPrevScreen() );
 		break;
 	}
 }
 
+CString Screen::GetNextScreen() const
+{
+	if( !m_sNextScreen.empty() )
+		return m_sNextScreen;
+	return NEXT_SCREEN;
+}
+
+CString Screen::GetPrevScreen() const
+{
+	if( !m_sPrevScreen.empty() )
+		return m_sPrevScreen;
+	return PREV_SCREEN;
+}
+
+
 bool Screen::JoinInput( const MenuInput &MenuI )
 {
 	if( !GAMESTATE->PlayersCanJoin() )

stepmania/src/Screen.h

@@ -74,6 +74,12 @@ protected:
 
 	ThemeMetric<bool>	ALLOW_OPERATOR_MENU_BUTTON;
 
+	virtual CString GetNextScreen() const;
+	virtual CString GetPrevScreen() const;
+
+	// If these are left blank, the NextScreen and PrevScreen metrics will be used.
+	CString m_sNextScreen, m_sPrevScreen;
+
 public:
 
 	// let subclass override if they want