src/gromacs/options/optionsvisitor.cpp

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  35 /*! \internal \file
  36  * \brief
  37  * Implements classes in optionsvisitor.h.
  38  *
  39  * \author Teemu Murtola <teemu.murtola@gmail.com>
  40  * \ingroup module_options
  41  */
  42 #include "gmxpre.h"
  43
  44 #include "optionsvisitor.h"
  45
  46 #include "gromacs/options/abstractoptionstorage.h"
  47 #include "gromacs/options/options.h"
  48 #include "gromacs/options/optionsection.h"
  49
  50 #include "options-impl.h"
  51
  52 namespace gmx
  53 {
  54
  55 namespace
  56 {
  57
  58 //! Helper function to call visitOptions() and handle correct indirection.
  59 void visitOption(OptionsVisitor *visitor, OptionInfo &optionInfo) //NOLINT(google-runtime-references)
  60 {
  61     visitor->visitOption(optionInfo);
  62 }
  63 //! Helper function to call visitOptions() and handle correct indirection.
  64 void visitOption(OptionsModifyingVisitor *visitor, OptionInfo &optionInfo) //NOLINT(google-runtime-references)
  65 {
  66     visitor->visitOption(&optionInfo);
  67 }
  68
  69 //! Helper function to recursively visit all options in a group.
  70 template <class VisitorType>
  71 void acceptOptionsGroup(const internal::OptionSectionImpl::Group &group, VisitorType *visitor)
  72 {
  73     for (const auto &option : group.options_)
  74     {
  75         visitOption(visitor, option->optionInfo());
  76     }
  77     for (const auto &subgroup : group.subgroups_)
  78     {
  79         acceptOptionsGroup(subgroup, visitor);
  80     }
  81 }
  82
  83 }   // namespace
  84
  85 /********************************************************************
  86  * OptionsIterator
  87  */
  88
  89 OptionsIterator::OptionsIterator(const Options &options)
  90     : section_(options.rootSection().section())
  91 {
  92 }
  93
  94 OptionsIterator::OptionsIterator(const OptionSectionInfo &section)
  95     : section_(section.section())
  96 {
  97 }
  98
  99 void OptionsIterator::acceptSections(OptionsVisitor *visitor) const
 100 {
 101     for (const auto &section : section_.subsections_)
 102     {
 103         visitor->visitSection(section->info());
 104     }
 105 }
 106
 107 void OptionsIterator::acceptOptions(OptionsVisitor *visitor) const
 108 {
 109     acceptOptionsGroup(section_.rootGroup_, visitor);
 110 }
 111
 112 /********************************************************************
 113  * OptionsModifyingIterator
 114  */
 115
 116 OptionsModifyingIterator::OptionsModifyingIterator(Options *options)
 117     : section_(options->rootSection().section())
 118 {
 119 }
 120
 121 OptionsModifyingIterator::OptionsModifyingIterator(OptionSectionInfo *section)
 122     : section_(section->section())
 123 {
 124 }
 125
 126 void OptionsModifyingIterator::acceptSections(OptionsModifyingVisitor *visitor) const
 127 {
 128     for (auto &section : section_.subsections_)
 129     {
 130         visitor->visitSection(&section->info());
 131     }
 132 }
 133
 134 void OptionsModifyingIterator::acceptOptions(OptionsModifyingVisitor *visitor) const
 135 {
 136     acceptOptionsGroup(section_.rootGroup_, visitor);
 137 }
 138
 139 } // namespace gmx