日期:2014-05-17 浏览次数:20450 次
public partial class UcCreatTable : System.Web.UI.UserControl { int Count { get { if (ViewState["ControlCount"] == null) ViewState["ControlCount"] = 0; return (int)ViewState["ControlCount"]; } set { ViewState["ControlCount"] = value; } } protected void Page_Load(object sender, EventArgs e) { } protected void ImgBtnAddField_Click(object sender, ImageClickEventArgs e) { Count++; for (int i = 0; i < Count; i++) { string[] drpItems = { "请选择字段类型", "int", "nvchar", "datetime" }; Label lb1 = new Label(); lb1.Text = "字段"; lb1.ID = ClientID; PlaceHolder1.Controls.Add(lb1); TextBox txt = new TextBox(); txt.ID = ClientID; txt.Text = ""; PlaceHolder1.Controls.Add(txt); Label lb2 = new Label(); lb2.Text = "字段"; lb2.ID = ClientID; PlaceHolder1.Controls.Add(lb2); DropDownList drplist = new DropDownList(); drplist.ID = ClientID; foreach (string item in drpItems) { drplist.Items.Add(item); } PlaceHolder1.Controls.Add(drplist); Literal lt1 = new Literal(); lt1.ID = ClientID; lt1.Text = "<br/>"; PlaceHolder1.Controls.Add(lt1); } } }
Control plh = UcCreatTable1.FindControl("PlaceHolder1"); Control txt = UcCreatTable1.FindControl("txtTableName"); Label1.Text= plh.GetType().ToString(); Label2.Text = txt.ID.ToString(); //三层调用插入数据没问题,现在就是不能获取数据 foreach (Control ctl in plh.Controls) { Field field1 = new Field(); field1.Field_TableName = ((TextBox)txt).Text; Literal1.Text = ((TextBox)txt).Text.ToString(); if (ctl.GetType().ToString().Equals("System.Web.UI.WebControls.TextBox") && ctl.ID != null) { field1.Field_FieldName = ((TextBox)ctl).Text; Literal2.Text = ((TextBox)ctl).Text.ToString(); } if (ctl.GetType().ToString().Equals("System.Web.UI.WebControls.Lable") && ctl.ID != null) { field1.Field_Type = ((DropDownList)ctl).Text; Literal3.Text = ((DropDownList)ctl).Text.ToString(); } new FieldBll().AddNews(field1); } }