MapXtreme 根据名称搜索图元

//SearchInfo si = MapInfo.Data.SearchInfoFactory.SearchWhere("Country like '%" + txtName.Text + "%'");
IResultSetFeatureCollection ifs = MapInfo.Engine.Session.Current.Catalog.Search("world",si);

if (ifs.Count <=0) 
{
return;
}

//缩放到选择图元范围
MapMain.Map.SetView(ifs.Envelope);
MapMain.Map.Scale = MapMain.Map.Scale * 2;

//高亮显示
MapInfo.Engine.Session.Current.Selections.DefaultSelection.Clear();
MapInfo.Engine.Session.Current.Selections.DefaultSelection.Add(ifs);

//输出查询信息
ListBox1.Items.Clear();
ListBox1.Items.Add("图层： " + ifs.BaseTable.Alias.ToString());
foreach (Feature feature in ifs)
{
//显示每个选择图元的属性数据
foreach (Column column in feature.Columns)
{
   ListBox1.Items.Add("   " + column.ToString() + " = " + feature[column.ToString()].ToString());
}
ListBox1.Items.Add("");
}