Method OnShowGroupData

lib/mdflib/mdfviewer/src/mdfdocument.cpp:261–326

}

void MdfDocument::OnShowGroupData(wxCommandEvent &) {
  const auto selected_id = GetSelectedBlockId();
  auto *selected_block = GetBlock(selected_id);
  if (selected_block == nullptr) {
    return;
  }
  IDataGroup* dg = nullptr;
  IChannelGroup* cg = nullptr;
  if (selected_block->BlockType() == "DG") {
    dg = dynamic_cast<IDataGroup*>(selected_block);
    if (dg != nullptr) {
     auto cg_list = dg->ChannelGroups();
     if (!cg_list.empty()) {
       cg = cg_list[0];
     }
    }
  } else if (selected_block->BlockType() == "CG") {
    cg = dynamic_cast<IChannelGroup*>(selected_block);
    const auto parent_id = GetParentBlockId();
    auto *parent_block = GetBlock(parent_id);
    if (parent_block != nullptr) {
      dg = dynamic_cast<IDataGroup*>(parent_block);
    }
  }
  if (dg == nullptr || cg == nullptr) {
    return;
  }

  auto* view = GetFirstView();
  if (view == nullptr) {
    return;
  }

  auto* parent = view->GetFrame();
  if (parent == nullptr) {
    return;
  }

  std::ostringstream title;
  if (!cg->Name().empty()) {
    title << cg->Name();
  }

  if (!dg->Description().empty()) {
    if (!title.str().empty()) {
      title << "/";
    }
    title << dg->Description();
  }

  if (!title.str().empty()) {
    title << "/";
  }
  title << reader_->ShortName();

  auto observer_list = std::make_unique<mdf::ChannelObserverList>();
  mdf::CreateChannelObserverForChannelGroup(*dg, *cg, *observer_list);
  const bool read = reader_->ReadData(*dg);