/[svn]/libgig/trunk/src/gig.cpp
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revision 1081 by schoenebeck, Thu Mar 8 00:17:03 2007 UTC revision 1099 by schoenebeck, Thu Mar 15 13:57:47 2007 UTC
# Line 2740  namespace { Line 2740  namespace {
2740      }      }
2741    
2742      Group::~Group() {      Group::~Group() {
2743            // remove the chunk associated with this group (if any)
2744            if (pNameChunk) pNameChunk->GetParent()->DeleteSubChunk(pNameChunk);
2745      }      }
2746    
2747      /** @brief Update chunks with current group settings.      /** @brief Update chunks with current group settings.
2748       *       *
2749       * Apply current Group field values to the respective. You have to call       * Apply current Group field values to the respective chunks. You have
2750       * File::Save() to make changes persistent.       * to call File::Save() to make changes persistent.
2751         *
2752         * Usually there is absolutely no need to call this method explicitly.
2753         * It will be called automatically when File::Save() was called.
2754       */       */
2755      void Group::UpdateChunks() {      void Group::UpdateChunks() {
2756          // make sure <3gri> and <3gnl> list chunks exist          // make sure <3gri> and <3gnl> list chunks exist
# Line 2893  namespace { Line 2898  namespace {
2898          if (!pSamples || !pSamples->size()) throw gig::Exception("Could not delete sample as there are no samples");          if (!pSamples || !pSamples->size()) throw gig::Exception("Could not delete sample as there are no samples");
2899          SampleList::iterator iter = find(pSamples->begin(), pSamples->end(), (DLS::Sample*) pSample);          SampleList::iterator iter = find(pSamples->begin(), pSamples->end(), (DLS::Sample*) pSample);
2900          if (iter == pSamples->end()) throw gig::Exception("Could not delete sample, could not find given sample");          if (iter == pSamples->end()) throw gig::Exception("Could not delete sample, could not find given sample");
2901            if (SamplesIterator != pSamples->end() && *SamplesIterator == pSample) ++SamplesIterator; // avoid iterator invalidation
2902          pSamples->erase(iter);          pSamples->erase(iter);
2903          delete pSample;          delete pSample;
2904      }      }
# Line 3175  namespace { Line 3181  namespace {
3181          }          }
3182      }      }
3183    
3184        /**
3185         * Apply all the gig file's current instruments, samples, groups and settings
3186         * to the respective RIFF chunks. You have to call Save() to make changes
3187         * persistent.
3188         *
3189         * Usually there is absolutely no need to call this method explicitly.
3190         * It will be called automatically when File::Save() was called.
3191         *
3192         * @throws Exception - on errors
3193         */
3194        void File::UpdateChunks() {
3195            // first update base class's chunks
3196            DLS::File::UpdateChunks();
3197    
3198            // update group's chunks
3199            if (pGroups) {
3200                std::list<Group*>::iterator iter = pGroups->begin();
3201                std::list<Group*>::iterator end  = pGroups->end();
3202                for (; iter != end; ++iter) {
3203                    (*iter)->UpdateChunks();
3204                }
3205            }
3206        }
3207    
3208    
3209    
3210  // *************** Exception ***************  // *************** Exception ***************
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