ordersadmin.ascx.cs

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

public partial class AdminControl_OrdersAdmin : System.Web.UI.UserControl
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
            if (Session["Admin"] != null)
            {
                if (!IsPostBack)
                {
                    if (AdminCenterAccess.GetAdminTypeByAdminName(Session["Admin"].ToString()) == "超级管理员" || AdminCenterAccess.GetAdminTypeByAdminName(Session["Admin"].ToString()) == "订单管理员")
                    {
                        GetStatus();
                        int howManyPages = GenerateOrderList(ddlStatus.SelectedValue, 1.ToString());
                        lblCount.Text = howManyPages.ToString();
                        GetPageNumber(howManyPages);

                    }
                    else
                    {
                        Response.Redirect("AdminCenter.aspx");
                    }
                }
            }
        }
    }

    private void GetStatus()
    {
        ddlStatus.DataSource = AdminCenterAccess.GetStatus();
        ddlStatus.DataTextField = "Content";
        ddlStatus.DataValueField = "StatusID";
        ddlStatus.DataBind();
        ddlStatus.Items.Add(new ListItem("全部订单", "-1"));
    }

    private void GetPageNumber(int pageNumber)
    {

        ddlPageNumber.Items.Clear();
        for (int i = 1; i <= pageNumber; i++)
        {
            ddlPageNumber.Items.Add(i.ToString());
        }
    }

    protected int GenerateOrderList(string status, string pageNumber)
    {
        int howManyPages;
        GridView1.DataSource = AdminCenterAccess.GetOrdersByStatus(status, pageNumber, out howManyPages);
        GridView1.DataBind();
        return howManyPages;
    }
    protected void ddlStatus_SelectedIndexChanged(object sender, EventArgs e)
    {
        int howManyPages = GenerateOrderList(ddlStatus.SelectedValue, 1.ToString());
        lblCount.Text = howManyPages.ToString();
        GetPageNumber(howManyPages);
    }
    protected void ddlPageNumber_SelectedIndexChanged(object sender, EventArgs e)
    {
        GenerateOrderList(ddlStatus.SelectedValue, ddlPageNumber.SelectedItem.Text);
    }
    protected void GridView1_RowCancelingEdit(object sender, GridViewCancelEditEventArgs e)
    {
        GridView1.EditIndex = -1;
        GenerateOrderList(ddlStatus.SelectedValue, ddlPageNumber.SelectedItem.Text);
    }
    protected void GridView1_RowDeleting(object sender, GridViewDeleteEventArgs e)
    {
        string orderID = ((GridView)sender).Rows[e.RowIndex].Cells[0].Text.ToString();
        if (UserCenterAccess.DeleteCustomerOrder(orderID))
        {
            Message.ShowMsgBox(Page, "删除成功!");
            GenerateOrderList(ddlStatus.SelectedValue, 1.ToString());
        }
        else
        {
            Message.ShowMsgBox(Page, "删除失败!");
        }
    }
    protected void GridView1_RowEditing(object sender, GridViewEditEventArgs e)
    {
        GridView1.EditIndex = e.NewEditIndex;
        GenerateOrderList(ddlStatus.SelectedValue, ddlPageNumber.SelectedItem.Text);
    }
    protected void GridView1_RowUpdating(object sender, GridViewUpdateEventArgs e)
    {
        string orderID = GridView1.DataKeys[e.RowIndex].Value.ToString();
        string status = ((TextBox)GridView1.Rows[e.RowIndex].Cells[2].Controls[0]).Text;
        if (AdminCenterAccess.ModifyOrderStatus(orderID, status))
        {
            Message.ShowMsgBox(Page, "更新成功!");
            GridView1.EditIndex = -1;
            GenerateOrderList(ddlStatus.SelectedValue, ddlPageNumber.SelectedItem.Text);
        }
        else
        {
            Message.ShowMsgBox(Page, "更新失败!");
        }
    }
    protected void GridView1_SelectedIndexChanged(object sender, EventArgs e)
    {
        string orderID = GridView1.DataKeys[GridView1.SelectedIndex].Value.ToString();
        detailViewOrderDetail.DataSource = UserCenterAccess.GetOrderDetail(orderID);
        detailViewOrderDetail.DataBind();
        datalistProducts.DataSource = UserCenterAccess.GetOrderProducts(orderID);
        datalistProducts.DataBind();
        orderDateAndMoney order = OrderListAccess.GetOrdersAmountAndDate(orderID);
        lblSum.Text = order.subtotal.ToString();
        Panel1.Visible = true;
    }
}