MIDIOut.cxx

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00001 /*
00002  * Copyright (c) 2001-2004 MUSIC TECHNOLOGY GROUP (MTG)
00003  *                         UNIVERSITAT POMPEU FABRA
00004  *
00005  *
00006  * This program is free software; you can redistribute it and/or modify
00007  * it under the terms of the GNU General Public License as published by
00008  * the Free Software Foundation; either version 2 of the License, or
00009  * (at your option) any later version.
00010  *
00011  * This program is distributed in the hope that it will be useful,
00012  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00013  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00014  * GNU General Public License for more details.
00015  *
00016  * You should have received a copy of the GNU General Public License
00017  * along with this program; if not, write to the Free Software
00018  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00019  *
00020  */
00021 
00022 #include "MIDIOut.hxx"
00023 #include "MIDIManager.hxx"
00024 
00025 namespace CLAM {
00026 
00027 bool MIDIOut::ConcreteConfigure(const ProcessingConfig& c)
00028         throw(ErrProcessingObj)
00029 {
00030         CopyAsConcreteConfig(mConfig, c);
00031   
00035         if (mpDevice)
00036                 mpDevice->Unregister(*this);
00037 
00038         MIDIManager *m;
00039   
00042         try
00043         {
00044                 m = &MIDIManager::Current();
00045         }
00046         catch (Err &e)
00047         {
00048                 ErrProcessingObj ne("MIDIOut::ConcreteConfigure(): No MIDIManager found.",this);
00049                 ne.Embed(e);
00050                 throw(ne);
00051         } 
00052  
00055         bool res;
00056         try {
00057                 res = m->Register(*this);
00058         }
00059         catch (Err &e) {
00060                 ErrProcessingObj ne("MIDIOut::ConcreteConfigure(): Failed to register in MIDIManager.",this);
00061                 ne.Embed(e);
00062                 throw(ne);
00063         } 
00064  
00065         if (res == false)
00066                 throw ErrProcessingObj("MIDIOut::ConcreteConfigure(): "
00067                                            "Failed to register in MIDIManager.",this);                   
00068         return true;
00069   
00070 }
00071 
00072 bool MIDIOut::ConcreteStart(void) 
00073 {
00074         if (!mpDevice)
00075                 throw Err("MIDIOut::ConcreteStart(): No Device found!");
00077         mpDevice->Start();
00078         return true;
00079 }
00080 
00081 void MIDIOut::GetDeviceInfo(MIDIDevice::TInfo &info) const
00082 {
00083         if (mpDevice)
00084                 mpDevice->GetInfo(info);
00085         else
00086                 info.Reset();
00087 }
00088 
00089 } // namespace CLAM
00090 
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