--- linuxsampler/trunk/src/engines/gig/InstrumentResourceManager.h	2007/02/03 15:33:00	1038
+++ linuxsampler/trunk/src/engines/gig/InstrumentResourceManager.h	2007/10/03 18:41:09	1375
@@ -3,7 +3,7 @@
  *   LinuxSampler - modular, streaming capable sampler                     *
  *                                                                         *
  *   Copyright (C) 2003, 2004 by Benno Senoner and Christian Schoenebeck   *
- *   Copyright (C) 2005, 2006 Christian Schoenebeck                        *
+ *   Copyright (C) 2005 - 2007 Christian Schoenebeck                       *
  *                                                                         *
  *   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  *
@@ -29,7 +29,6 @@
 #include <gig.h>
 
 #include "../../common/global.h"
-#include "../../common/Exception.h"
 #include "../../common/ResourceManager.h"
 #include "../../drivers/audio/AudioOutputDevice.h"
 #include "../InstrumentManager.h"
@@ -44,11 +43,13 @@
 
 #include "EngineChannel.h"
 #include "Engine.h"
+#include "../../plugins/InstrumentEditor.h"
 
 namespace LinuxSampler { namespace gig {
 
     // just symbol prototyping
     class EngineChannel;
+    class Engine;
 
     /** @brief Gig instrument manager
      *
@@ -61,7 +62,7 @@
      * instrument / file is not needed anymore, then it will be freed from
      * memory.
      */
-    class InstrumentResourceManager : public InstrumentManager, public ResourceManager<InstrumentManager::instrument_id_t, ::gig::Instrument> {
+    class InstrumentResourceManager : public InstrumentManager, public ResourceManager<InstrumentManager::instrument_id_t, ::gig::Instrument>, public InstrumentEditorListener {
         public:
             InstrumentResourceManager() : Gigs(this) {}
             virtual ~InstrumentResourceManager() {}
@@ -72,12 +73,24 @@
             virtual InstrumentManager::mode_t GetMode(const instrument_id_t& ID);
             virtual void SetMode(const instrument_id_t& ID, InstrumentManager::mode_t Mode);
             virtual String GetInstrumentName(instrument_id_t ID);
+            virtual String GetInstrumentDataStructureName(instrument_id_t ID);
+            virtual String GetInstrumentDataStructureVersion(instrument_id_t ID);
+            virtual void LaunchInstrumentEditor(instrument_id_t ID) throw (InstrumentManagerException);
+
+            // implementation of derived abstract methods from 'InstrumentEditorListener'
+            virtual void OnInstrumentEditorQuit(InstrumentEditor* pSender);
+            virtual void OnSamplesToBeRemoved(std::set<void*> Samples, InstrumentEditor* pSender);
+            virtual void OnSamplesRemoved(InstrumentEditor* pSender);
+            virtual void OnDataStructureToBeChanged(void* pStruct, String sStructType, InstrumentEditor* pSender);
+            virtual void OnDataStructureChanged(void* pStruct, String sStructType, InstrumentEditor* pSender);
+            virtual void OnSampleReferenceChanged(void* pOldSample, void* pNewSample, InstrumentEditor* pSender);
 
             void HandBackInstrument(::gig::Instrument* pResource, InstrumentConsumer* pConsumer,
                                     ::gig::DimensionRegion** dimRegionsInUse);
             void HandBackDimReg(::gig::DimensionRegion* pDimReg);
 
         protected:
+            // implementation of derived abstract methods from 'ResourceManager'
             virtual ::gig::Instrument* Create(instrument_id_t Key, InstrumentConsumer* pConsumer, void*& pArg);
             virtual void               Destroy(::gig::Instrument* pResource, void* pArg);
             virtual void               OnBorrow(::gig::Instrument* pResource, InstrumentConsumer* pConsumer, void*& pArg);
@@ -86,6 +99,7 @@
 
             class GigResourceManager : public ResourceManager<String, ::gig::File> {
                 protected:
+                    // implementation of derived abstract methods from 'ResourceManager'
                     virtual ::gig::File* Create(String Key, GigConsumer* pConsumer, void*& pArg);
                     virtual void         Destroy(::gig::File* pResource, void* pArg);
                     virtual void         OnBorrow(::gig::File* pResource, GigConsumer* pConsumer, void*& pArg) {} // ignore
@@ -97,6 +111,15 @@
             } Gigs;
 
             void CacheInitialSamples(::gig::Sample* pSample, gig::EngineChannel* pEngineChannel);
+            void CacheInitialSamples(::gig::Sample* pSample, gig::Engine* pEngine);
+            void UncacheInitialSamples(::gig::Sample* pSample);
+            std::vector< ::gig::Instrument*> GetInstrumentsCurrentlyUsedOf(::gig::File* pFile, bool bLock);
+            std::set<gig::Engine*> GetEnginesUsing(::gig::Instrument* pFile, bool bLock);
+            std::set<gig::Engine*> GetEnginesUsing(::gig::File* pFile, bool bLock);
+            bool SampleReferencedByInstrument(::gig::Sample* pSample, ::gig::Instrument* pInstrument);
+            void SuspendEnginesUsing(::gig::Instrument* pInstrument);
+            void SuspendEnginesUsing(::gig::File* pFile);
+            void ResumeAllEngines();
 
             struct dimreg_info_t {
                 int           refCount;
@@ -106,14 +129,11 @@
             Mutex DimRegInfoMutex; ///< protects the DimRegInfo and SampleRefCount maps from concurrent access by the instrument loader and disk threads
             std::map< ::gig::DimensionRegion*, dimreg_info_t> DimRegInfo; ///< contains dimension regions that are still in use but belong to released instrument
             std::map< ::gig::Sample*, int> SampleRefCount; ///< contains samples that are still in use but belong to a released instrument
-    };
 
-    /**
-     * Will be thrown by the InstrumentResourceManager on errors.
-     */
-    class InstrumentResourceManagerException : public Exception {
-        public:
-            InstrumentResourceManagerException(String msg) : Exception(msg) {}
+            Mutex InstrumentEditorProxiesMutex; ///< protects the 'InstrumentEditorProxies' map
+            std::map<InstrumentEditor*, InstrumentConsumer*> InstrumentEditorProxies; ///< here we store the objects that react on instrument specific notifications on behalf of the respective instrument editor
+            std::set<Engine*> suspendedEngines; ///< all engines currently completely suspended
+            Mutex             suspendedEnginesMutex; ///< protects 'suspendedEngines' set
     };
 
 }} // namespace LinuxSampler::gig