基于.NET的宿舍管理系统设计与实现

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;

public partial class baoxiucx : System.Web.UI.Page
{
    SQLHelper sqlHelper = new SQLHelper();
    DataSet dt = new DataSet();

    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            bind();
        }
    }
    protected void UsersList_RowDeleting(object sender, GridViewDeleteEventArgs e)
    {

    }
    protected void UsersList_PageIndexChanging(object sender, GridViewPageEventArgs e)
    {
        UsersList.PageIndex = e.NewPageIndex;
        bind();
    }

    public void bind()
    {
        string strSql = "select * from repair ";
        dt = sqlHelper.ExecuteDataSet(strSql);
        this.UsersList.DataSource = dt.Tables[0].DefaultView;
        UsersList.DataBind();
    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        string strSql = "select * from repair where state='" + this.DropDownList1.SelectedItem.Text.Trim() + "' ";
        if (this.TextBox1.Text.Trim() != "")
        {
            strSql = strSql + " and baoxiuDate like '%" + this.TextBox1.Text + "%'";
        }
        if (this.TextBox2.Text.Trim() != "")
        {
            strSql = strSql + " and wupin like '%" + this.TextBox2.Text + "%'";
        }

        dt = sqlHelper.ExecuteDataSet(strSql);
        this.UsersList.DataSource = dt.Tables[0].DefaultView;
        UsersList.DataBind();
    }
}
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