    //------------------------------------------------------------------------------
    // emSigModel.h
    //
    // Copyright (C) 2006-2008,2010 Oliver Hamann.
    //
    // Homepage: http://eaglemode.sourceforge.net/
    //
    // This program is free software: you can redistribute it and/or modify it under
    // the terms of the GNU General Public License version 3 as published by the
    // Free Software Foundation.
    //
    // 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 version 3 for
    // more details.
    //
    // You should have received a copy of the GNU General Public License version 3
    // along with this program. If not, see <http://www.gnu.org/licenses/>.
    //------------------------------------------------------------------------------

    #ifndef emSigModel_h
    #define emSigModel_h

    #ifndef emModel_h
    #include <emCore/emModel.h>
    #endif

    //==============================================================================
    //================================= emSigModel =================================
    //==============================================================================

    class emSigModel : public emModel {

    public:

            // Class for model which holds a single signal. Because the model class
            // is the same in different applications, there is an increased danger
            // of model identification conflicts. So, if the model is common, please
            // invent a smart model name. Best is to have the name of the
            // application's C++ class at the beginning of the model name (e.g.
            // "acmPacman::SpeedSignal").

            static emRef<emSigModel> Acquire(
                    emContext & context, const emString & name, bool common=true
            );
                    // Acquire an emSigModel.

            static emRef<emSigModel> Lookup(
                    emContext & context, const char * name
            );
                    // Search a common emSigModel.

            static emRef<emSigModel> LookupInherited(
                    emContext & context, const char * name
            );
                    // Search a common emSigModel even in ancestor contexts.

            emSignal Sig;
                    // The signal.

    protected:

            emSigModel(emContext & context, const emString & name);

            virtual ~emSigModel();

    };

    #endif