prod_search.ascx.vb

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Public Class prod_search
    Inherits System.Web.UI.UserControl

#Region " Web 窗体设计器生成的代码 "

    '该调用是 Web 窗体设计器所必需的。
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()

    End Sub
    Protected WithEvents tbox_name As System.Web.UI.WebControls.TextBox
    Protected WithEvents dplist_type As System.Web.UI.WebControls.DropDownList
    Protected WithEvents dplist_mkprice As System.Web.UI.WebControls.DropDownList
    Protected WithEvents dplist_mmprice As System.Web.UI.WebControls.DropDownList
    Protected WithEvents ibt_search As System.Web.UI.WebControls.ImageButton

    '注意: 以下占位符声明是 Web 窗体设计器所必需的。
    '不要删除或移动它。
    Private designerPlaceholderDeclaration As System.Object

    Private Sub Page_Init(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Init
        'CODEGEN: 此方法调用是 Web 窗体设计器所必需的
        '不要使用代码编辑器修改它。
        InitializeComponent()
    End Sub

#End Region
    Private prodtype_cls As New ProType(0) '实例化产品类型类
    Private Sub Page_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        '在此处放置初始化页的用户代码
        Dim newtable As DataTable
        If Not IsPostBack Then
            newtable = prodtype_cls.SelectAllValue
            dplist_type.DataSource = newtable.DefaultView
            dplist_type.DataBind()
            dplist_type.Items.Add("不限制..")
            dplist_type.Items(dplist_type.Items.Count - 1).Value = "%"
            dplist_type.SelectedIndex = dplist_type.Items.Count - 1
        End If
    End Sub

    Private Sub ibt_search_Click(ByVal sender As System.Object, ByVal e As System.Web.UI.ImageClickEventArgs) Handles ibt_search.Click
        Dim PnameStr, PtypeStr, PmkpriceStr, PmmpriceStr, UrlStr As String
        If tbox_name.Text = "" Then '名称
            PnameStr = "%"
        Else
            PnameStr = "%" & tbox_name.Text & "%"
        End If

        PtypeStr = dplist_type.SelectedValue '类型

        Select Case dplist_mkprice.SelectedValue '市场价
            Case 0
                PmkpriceStr = "> 0"
            Case 1
                PmkpriceStr = "<= 500"
            Case 2
                PmkpriceStr = "<= 1000"
            Case 3
                PmkpriceStr = "<= 3000"
            Case 4
                PmkpriceStr = "<= 5000"
            Case 5
                PmkpriceStr = "> 5000"
        End Select

        Select Case dplist_mmprice.SelectedValue '会员价
            Case 0
                PmmpriceStr = "> 0"
            Case 1
                PmmpriceStr = "<= 500"
            Case 2
                PmmpriceStr = "<= 1000"
            Case 3
                PmmpriceStr = "<= 3000"
            Case 4
                PmmpriceStr = "<= 5000"
            Case 5
                PmmpriceStr = "> 5000"
        End Select

        UrlStr = "pdt_search.aspx?Pname=" & Server.UrlEncode(PnameStr) & "&Ptype=" & Server.UrlEncode(PtypeStr)
        UrlStr &= "&Pmkprice=" & Server.UrlEncode(PmkpriceStr) & "&Pmmprice=" & Server.UrlEncode(PmmpriceStr)
        Response.Redirect(UrlStr)
    End Sub
End Class