select_teacherall.aspx.cs

项目开发完整系统

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using XTeamBBL;
using System.Data.SqlClient;

public partial class human_manage_system_teacher_manage_teacher_all_set_select_teacherall : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {

    }

    private void init_tcl()
    {
        string select_sql = "select teacher_allID,teacher_ID,teacher_alltype,teacher_allcontent from teacher_allinfo";
        DataSet tl_select = teacherall.select_teacherall(select_sql);
        tl_info.DataSource = tl_select;
        tl_info.DataBind();
    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        string select_sql = "select teacher_allID,teacher_ID,teacher_alltype,teacher_allcontent from teacher_allinfo where";
        if (tl_teacher.SelectedItem.Text != "----请选择----")
            select_sql = select_sql + " teacher_ID=" + tl_teacher.SelectedValue;
        else
            select_sql = select_sql + " teacher_ID like '%'";
        if (tl_type.SelectedItem.Text != "----请选择----")
            select_sql = select_sql + " and teacher_alltype='" + tl_type.SelectedValue + "'";
        DataSet tl_select = teacherall.select_teacherall(select_sql);
        tl_info.DataSource = tl_select;
        tl_info.DataBind();
    }
    protected void tl_info_SelectedIndexChanged(object sender, EventArgs e)
    {

    }
    protected void tl_info_RowDeleting(object sender, GridViewDeleteEventArgs e)
    {
        Boolean flag = true;
        int teacherallID = Convert.ToInt32(tl_info.DataKeys[e.RowIndex].Value.ToString());
        teacherall tcl = new teacherall(teacherallID);
        try { 
             flag = teacherall.del_teacherall(tcl);
        }
        catch (Exception ex)
        {
            Response.Write("<script>alert('删除失败,可能存在数据依赖,请先删除其他数据,再执行些操作');</script>");
        }
        finally
        { 
        if (flag) { Response.Write("<script>alert('删除成功');</script>");}
        else Response.Write("<script>alert('删除失败');</script>");
        init_tcl();
        }
        
       
    }
    protected void tl_info_RowDataBound(object sender, GridViewRowEventArgs e)
    {
        if (e.Row.RowType == DataControlRowType.DataRow)
        {
            ((LinkButton)(e.Row.Cells[4].Controls[0])).Attributes.Add("onclick", "return confirm('确定要删除吗')");
            e.Row.Attributes.Add("onmouseover", "this.style.backgroundColor='#E0E0E0';this.style.cursor='hand'");
            e.Row.Attributes.Add("onmouseout", "this.style.backgroundColor='white'");

        }
    }
}