/[svn]/libgig/trunk/src/gig.cpp
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revision 1081 by schoenebeck, Thu Mar 8 00:17:03 2007 UTC revision 1098 by schoenebeck, Thu Mar 15 00:32:06 2007 UTC
# Line 2744  namespace { Line 2744  namespace {
2744    
2745      /** @brief Update chunks with current group settings.      /** @brief Update chunks with current group settings.
2746       *       *
2747       * Apply current Group field values to the respective. You have to call       * Apply current Group field values to the respective chunks. You have
2748       * File::Save() to make changes persistent.       * to call File::Save() to make changes persistent.
2749         *
2750         * Usually there is absolutely no need to call this method explicitly.
2751         * It will be called automatically when File::Save() was called.
2752       */       */
2753      void Group::UpdateChunks() {      void Group::UpdateChunks() {
2754          // make sure <3gri> and <3gnl> list chunks exist          // make sure <3gri> and <3gnl> list chunks exist
# Line 2893  namespace { Line 2896  namespace {
2896          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");
2897          SampleList::iterator iter = find(pSamples->begin(), pSamples->end(), (DLS::Sample*) pSample);          SampleList::iterator iter = find(pSamples->begin(), pSamples->end(), (DLS::Sample*) pSample);
2898          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");
2899            if (SamplesIterator != pSamples->end() && *SamplesIterator == pSample) ++SamplesIterator; // avoid iterator invalidation
2900          pSamples->erase(iter);          pSamples->erase(iter);
2901          delete pSample;          delete pSample;
2902      }      }
# Line 3175  namespace { Line 3179  namespace {
3179          }          }
3180      }      }
3181    
3182        /**
3183         * Apply all the gig file's current instruments, samples, groups and settings
3184         * to the respective RIFF chunks. You have to call Save() to make changes
3185         * persistent.
3186         *
3187         * Usually there is absolutely no need to call this method explicitly.
3188         * It will be called automatically when File::Save() was called.
3189         *
3190         * @throws Exception - on errors
3191         */
3192        void File::UpdateChunks() {
3193            // first update base class's chunks
3194            DLS::File::UpdateChunks();
3195    
3196            // update group's chunks
3197            if (pGroups) {
3198                std::list<Group*>::iterator iter = pGroups->begin();
3199                std::list<Group*>::iterator end  = pGroups->end();
3200                for (; iter != end; ++iter) {
3201                    (*iter)->UpdateChunks();
3202                }
3203            }
3204        }
3205    
3206    
3207    
3208  // *************** Exception ***************  // *************** Exception ***************
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