Method performSearch

Plugins/WebBrowser/AddressCompleter.cpp:257–368

}

void CAddressCompleter::performSearch()
{
    qDebug(log) << Q_FUNC_INFO;
    QString keyword = m_pLineEdit->text().trimmed();
    if (keyword.isEmpty() || !m_pListWidget) {
        hideCompleter();
        return;
    }

    // 清空现有项
    m_pListWidget->clear();
    m_currentSelectedIndex = -1;

    // 增加 “@” 命令
    if(keyword.startsWith('@')) {
        QList<Command> lstCommonds;
        lstCommonds << Command{tr("Search"), "@search:", QIcon::fromTheme("system-search")};
        lstCommonds << Command{tr("Setting"), "@setting", QIcon::fromTheme("system-settings")};
        lstCommonds << Command{tr("History"), "@history", QIcon()};
        lstCommonds << Command{tr("Bookmarks"), "@bookmarks", QIcon::fromTheme("user-bookmarks")};

        // 根据 keyword 进行排序
        std::sort(lstCommonds.begin(), lstCommonds.end(), [keyword](Command a, Command b){
            // 1. 完全匹配的排在最前面
            if (a.cmd.startsWith(keyword) && !b.cmd.startsWith(keyword))
                return true;
            if (!a.cmd.startsWith(keyword) && b.cmd.startsWith(keyword))
                return false;

            // 2. 包含关键字的排在前面
            bool aContains = a.cmd.contains(keyword, Qt::CaseInsensitive);
            bool bContains = b.cmd.contains(keyword, Qt::CaseInsensitive);
            if (aContains && !bContains) return true;
            if (!aContains && bContains) return false;

            // 3. 否则按字母顺序排序
            return a.cmd < b.cmd;
        });
        foreach(auto cmd, lstCommonds) {
            QListWidgetItem *item = new QListWidgetItem(m_pListWidget);
            item->setSizeHint(QSize(0, 40));
            item->setData(Qt::UserRole, cmd.cmd);
            CAddressCompleterItem *pCompleterItem = new CAddressCompleterItem(
                cmd.title, cmd.cmd, cmd.icon);
            if(pCompleterItem)
                m_pListWidget->setItemWidget(item, pCompleterItem);
        }
    }

    // 搜索历史记录
    QList<HistoryItem> lstHistory;
    if(m_pDatabase)
        lstHistory = m_pDatabase->searchHistory(keyword);

    // 添加搜索结果
    int count = 0;
    QStringList addedUrls;  // 用于去重