private void CityBind()
{
CityInfoBLL _CityInfoBLL = new CityInfoBLL();
DataTable CityDT = _CityInfoBLL.GetAllCityInfo();
this.DropDownCity.Items.Clear();
this.DropDownCity.DataSource = CityDT;
this.DropDownCity.DataTextField = "CityName";
this.DropDownCity.DataValueField = "CityID";
this.DropDownCity.DataBind();
}
private void DropDownBind()
{
//绑定市
CityInfoBLL _CityInfoBLL = new CityInfoBLL();
DataTable CityDT = _CityInfoBLL.GetAllCityInfo();
this.DrpDownCity.Items.Clear();
this.DrpDownCity.DataSource = CityDT;
this.DrpDownCity.DataTextField = "CityName";
this.DrpDownCity.DataValueField = "CityID";
this.DrpDownCity.DataBind();
//绑定景点
int CityID = int.Parse(this.DrpDownCity.SelectedValue);
SceneryInfoBLL _SceneryInfoBLL = new SceneryInfoBLL();
DataTable SceDT = _SceneryInfoBLL.GetCityScenery(CityID);
this.DropDownScenery.Items.Clear();
this.DropDownScenery.DataSource = SceDT;
this.DropDownScenery.DataTextField = "SceneryName";
this.DropDownScenery.DataValueField = "SceneryID";
this.DropDownScenery.DataBind();
}
