/// <summary>
/// 县
/// </summary>
/// <param name="uri">页面URL地址</param>
/// <param name="domCode">HTML代码</param>
/// <param name="parentNode">父节点</param>
private void GetCounty(Uri uri, string domCode, TreeNode parentNode)
{
string _pattern = "<tr class=(\"|')countytr(\"|')>([\\s\\S]*?)<\\/tr>";
string[] _trDoms = MatchHelper.GetStrings(domCode, _pattern);
foreach (string _trDomStr in _trDoms)
{
ArrayList _alLinks = MatchHelper.GetHTMLATag(_trDomStr);
if (_alLinks.Count > 0 && _alLinks.Count % 2 == 0)
{
string _strCUrl = MatchHelper.GetHrefString(_alLinks[0].ToString());
string _areaId = MatchHelper.RemoveHtmlTag(_alLinks[0].ToString()).Substring(0, 6);
string _areaName = MatchHelper.RemoveHtmlTag(_alLinks[1].ToString());
TreeNode _treeNode = new TreeNode()
{
Text = $"{_areaName}（{_areaId}）"
};
AddNodeToAreaTreeView(_treeNode, parentNode);
if (_treeNode != null)
{
// 获取下级区域信息，如果有则加载
Uri _uriChildren; // 下级区域的Url地址
if (Uri.TryCreate(uri, _strCUrl, out _uriChildren))
{
string _url = _uriChildren.AbsoluteUri;
// 获取数据
string _childrenPageDom = _httpHelper.GetHtml(_url, encode, false);
if (!string.IsNullOrWhiteSpace(_childrenPageDom) && !_childrenPageDom.Equals("404"))
{
GetTown(_uriChildren, _childrenPageDom, _treeNode);
}
}
}
}
}
}