Method doUpdateActiveList

src/forms/Bookmark/BookmarkView.cpp:353–514

void BookmarkView::doUpdateActiveList() {

    auto demods = wxGetApp().getDemodMgr().getDemodulators();
    auto lastActiveDemodulator = wxGetApp().getDemodMgr().getCurrentModem();

    //capture the previously selected item info BY COPY (because the original will be destroyed together with the destroyed tree items) to restore it again after 
    //having rebuilding the whole tree.
    TreeViewItem* prevSel = itemToTVI(m_treeView->GetSelection());
    TreeViewItem* prevSelCopy = nullptr;
   
    if (prevSel != nullptr) {
        prevSelCopy = new TreeViewItem(*prevSel);
    }

    // Actives
    m_treeView->DeleteChildren(activeBranch);
    
    bool activeExpandState = expandState["active"];
    bool searchState = !searchKeywords.empty();
    
    wxTreeItemId selItem = nullptr;
    for (const auto& demod_i : demods) {
        wxString activeLabel = BookmarkMgr::getActiveDisplayName(demod_i);
        
        if (searchState) {
            std::string freqStr = frequencyToStr(demod_i->getFrequency());
            std::string bwStr = frequencyToStr(demod_i->getBandwidth());
            std::string mtype = demod_i->getDemodulatorType();
            
            std::wstring fullText = activeLabel.ToStdWstring() +
            L" " + demod_i->getDemodulatorUserLabel() +
            L" " + std::to_wstring(demod_i->getFrequency()) +
            L" " + wxString(freqStr).ToStdWstring() +
            L" " + wxString(bwStr).ToStdWstring() +
            L" " + wxString(mtype).ToStdWstring();
            
            if (!isKeywordMatch(fullText, searchKeywords)) {
                continue;
            }
        }

        auto* tvi = new TreeViewItem();
        tvi->type = TreeViewItem::Type::TREEVIEW_ITEM_TYPE_ACTIVE;
        tvi->demod = demod_i;

        wxTreeItemId itm = m_treeView->AppendItem(activeBranch,activeLabel);
        SetTreeItemData(itm, tvi);
        
        if (nextDemod != nullptr && nextDemod == demod_i) {
            selItem = itm;
            nextDemod = nullptr;
        } else if (!selItem && activeExpandState && lastActiveDemodulator && lastActiveDemodulator == demod_i) {
            selItem = itm;
        }
    }

    bool rangeExpandState = !searchState && expandState["range"];