Buoi4 HuongDan Doc

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Hướng dẫn thực hành buổi 4Kết nối CSDL

Phần Quản Lý (Admin)Bài Tập 1: Code hướng dẫn

CREATE PROCEDURE [dbo].[sp_CatSelect]@CatID as integer ASif @CatID=0Select * from categorieselseselect * from categorieswhere CatID=@CatID

CREATE PROCEDURE [dbo].[sp_ProSelectByID]@CatID as integer,@An as integer,@hien as integerasSelect * from productswhere catid=@Catid and (ProStatus=@An or ProStatus=@hien)GO

CREATE PROCEDURE [dbo].[sp_ProDelete]@chuoiProduct as varchar(100)asDeclare @ChuoiThucThi as varchar(200)Set @ChuoiThucThi='Delete from Products where ProID in('+@chuoiProduct+')'exec(@chuoithucthi)select errcode=1, errmsg=N'Xóa thành công'GO

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Code trang QuanLySanPham.aspx

<%@ Page Language="VB" MasterPageFile="~/QuanLy/MasterPage.master"AutoEventWireup="false" CodeFile="QLSanPham.aspx.vb"Inherits="QuanLy_QLSanPham" title="Untitled Page" %><asp:Content ID="Content1" ContentPlaceHolderID="ContentPlaceHolder1"Runat="Server"><h1 align="center">QUẢN LÝ SẢN PHẨM THEO DANH MỤC</h1>Chọn danh mục: <asp:DropDownList ID="cboCat" runat="server"AutoPostBack=true></asp:DropDownList><asp:Button ID="cmdAddSP" runat="server" Text="Thêm sản phẩm mới"CssClass="Button"/> &nbsp;&nbsp;&nbsp;&nbsp; <asp:Button ID="cmdXoa"Text="Xóa Sản Phẩm" runat="server" CssClass="Button" /> <br /><table width="100%" class="DataTable">Lọc theo trạng thái :<asp:CheckBox runat="server" Text="Hiển thị"ID="chkHien" AutoPostBack="true" /> &nbsp; <asp:CheckBox runat="server"Text="Khóa" ID="chkAn" AutoPostBack="true" /><asp:Repeater ID="rptPro" runat="server">

<HeaderTemplate><tr class="Table_Header">

<td>ProID</td><td>ProName</td><td>ProStatus</td><td>ProImage</td><td>ProPrice</td><td>ProDescript</td><td>ProInform</td><td>Delete</td><td>Edit</td>

</tr></HeaderTemplate><ItemTemplate><tr>

<td><%#Eval("ProID")%></td><td><%#Eval("ProName")%></td><td><%#IIf(Container.DataItem("ProStatus") = 1, "<img

src=""image/on.gif"">", "<img src=""image/off.gif"">")%></td><td><%#Eval("ProImage")%></td><td><%#Eval("ProPrice")%></td><td><%#Eval("ProDescript")%></td>

<td><%#Eval("ProInform")%></td><td><input type="checkbox" value="<%#Eval("ProID")%>" name="chkXoa"

/></td><td><a href="EditPro.aspx?tiep=<%#Eval("ProID")%>">Edit</a></td>

</tr></ItemTemplate><FooterTemplate></table></FooterTemplate></asp:Repeater></asp:Content>

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Code trang QuanLySanPham.aspx.vb

Partial Class QuanLy_QLSanPhamInherits System.Web.UI.PageSub LoadCombo()

Dim bang As New ds.sp_CatSelectDataTableDim BienKT As New dsTableAdapters.sp_CatSelectTableAdapter

bang.Reset() BienKT.Fill(bang, 0) cboCat.DataSource = bang cboCat.DataValueField = "CatID" cboCat.DataTextField = "CatName" cboCat.DataBind()

End SubSub LoadDuLieu(ByVal MaDM As Integer, ByVal bienAn As Integer, ByVal bienHien

As Integer)Dim bangDL As New ds.sp_ProSelectByIDDataTableDim BienDL As New dsTableAdapters.sp_ProSelectByIDTableAdapter

bangDL.Reset() BienDL.Fill(bangDL, MaDM, bienAn, bienHien) rptPro.DataSource = bangDL rptPro.DataBind()

End SubProtected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs)

Handles Me.LoadIf Not IsPostBack Then

LoadCombo() LoadDuLieu(cboCat.SelectedValue, 0, 1)

End IfEnd Sub

Protected Sub cmdAddSP_Click(ByVal sender As Object, ByVal e AsSystem.EventArgs) Handles cmdAddSP.Click Session("CatID") = cboCat.SelectedValue Response.Redirect("AddSanPham.aspx?CatID=" & cboCat.SelectedValue)

End Sub

Protected Sub cboCat_SelectedIndexChanged(ByVal sender As Object, ByVal e AsSystem.EventArgs) Handles cboCat.SelectedIndexChanged LoadDuLieu(cboCat.SelectedValue, GetAn, GetHien)

End SubFunction GetAn() As Integer

If chkAn.Checked ThenReturn 0

ElseReturn -1

End IfEnd FunctionFunction GetHien() As Integer

If chkHien.Checked ThenReturn 1

ElseReturn -1

End IfEnd Function

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Function GetAn() As IntegerIf chkAn.Checked Then

Return 0Else

Return -1End If

End FunctionFunction GetHien() As Integer

If chkHien.Checked ThenReturn 1

ElseReturn -1

End IfEnd Function

Protected Sub chkAn_CheckedChanged(ByVal sender As Object, ByVale As System.EventArgs) Handles chkAn.CheckedChanged LoadDuLieu(cboCat.SelectedValue, GetAn, GetHien)

End Sub

Protected Sub chkHien_CheckedChanged(ByVal sender As Object,ByVal e As System.EventArgs) Handles chkHien.CheckedChanged LoadDuLieu(cboCat.SelectedValue, GetAn, GetHien)

End Sub

Protected Sub cmdXoa_Click(ByVal sender As Object, ByVal e AsSystem.EventArgs) Handles cmdXoa.Click

Dim mangchon As String mangchon = Request("chkXoa")

Dim BangkEtnoi1 As New ds.sp_ProDeleteDataTableDim bien1 As New dsTableAdapters.sp_ProDeleteTableAdapter

bien1.Fill(BangkEtnoi1, mangchon) LoadDuLieu(cboCat.SelectedValue, GetAn, GetHien)

End SubEnd Class

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Bài tập 2:

Code trang AddSanPham.aspx

CREATE PROCEDURE [dbo].[sp_ProInsert]@ProName as nvarchar(50),@ProImage as nvarchar(50),@ProPrice as float,@ProDescript as nvarchar(50),@ProInform as nvarchar(50),@CatID as integerasInsertProducts(ProName,ProImage,ProPrice,ProDescript,ProInform,CatID)values(@ProName,@ProImage,@ProPrice,@ProDescript,@ProInform,@CatID)Select ErrCode=1,ErrMsg=N'T ạo thành công sản phẩm'GO

<%@ Page Language="VB" MasterPageFile="~/QuanLy/MasterPage.master"AutoEventWireup="false" CodeFile="AddSanPham.aspx.vb"Inherits="QuanLy_AddSanPham" title="Untitled Page" %><asp:Content ID="Content1" ContentPlaceHolderID="ContentPlaceHolder1"Runat="Server"><h1 align="center"> TẠO MỚI SẢN PHẨM</h1><br />

<table width="500" align="center" class="DataTable"><tr><td colspan="5" class="Table_Header">

Add user</td></tr><tr><td class="ContentCell">Proname</td>

<td class="InputCell"><asp:TextBox ID="txtProname"runat="server"></asp:TextBox></td>

</tr><tr>

<td class="ContentCell">ProImage</td><td class="InputCell"><asp:TextBox ID="txtProImage"

runat="server"></asp:TextBox></td></tr><tr>

<td class="ContentCell">ProPrice</td><td class="InputCell"><asp:TextBox ID="txtProPrice"

runat="server"></asp:TextBox></td></tr><tr>

<td class="ContentCell">ProDescript</td><td class="InputCell"><asp:TextBox ID="txtProDescript"

runat="server"></asp:TextBox></td></tr><tr>

<td class="ContentCell">ProInform</td><td class="InputCell"><asp:TextBox ID="txtProInform"

runat="server"></asp:TextBox></td></tr>

<tr ><td colspan="5" align="right">

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Code trang AddSanPham.aspx.vb

<tr><td class="ContentCell">ProInform</td><td class="InputCell"><asp:TextBox ID="txtProInform"

runat="server"></asp:TextBox></td></tr>

<tr ><td colspan="5" align="right"><asp:Label ID="lblLoi" runat="server"></asp:Label>&nbsp;&nbsp;&nbsp;<asp:Button ID="cmdCancel" runat="server"

Text="Cancel" CssClass="Button" />&nbsp;&nbsp;&nbsp;<asp:Button ID="cmdAdd" runat="server" Text="Tạo

sản phẩm" CssClass="Button" /></td></tr>

</table></asp:Content>

Partial Class QuanLy_AddSanPhamInherits System.Web.UI.Page

Protected Sub cmdCancel_Click(ByVal sender As Object, ByVal e AsSystem.EventArgs) Handles cmdCancel.Click txtProDescript.Text = "" txtProImage.Text = "" txtProInform.Text = "" txtProname.Text = "" txtProPrice.Text = ""

End Sub

Protected Sub cmdAdd_Click(ByVal sender As Object, ByVal e AsSystem.EventArgs) Handles cmdAdd.Click

Dim bang As New ds.sp_ProInsertDataTableDim bienInsert As New dsTableAdapters.sp_ProInsertTableAdapter

bang.Reset() bienInsert.Fill(bang, Trim(txtProname.Text),Trim(txtProImage.Text), Trim(txtProPrice.Text),Trim(txtProDescript.Text), Trim(txtProInform.Text),CInt(Session("CatID"))) lblLoi.Text = bang.Rows(0).Item( "ErrMsg")

txtProDescript.Text = "" txtProImage.Text = "" txtProInform.Text = "" txtProname.Text = "" txtProPrice.Text = ""

End SubEnd Class

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Bài tập 3:

Code trang EditSanPham.aspx

CREATE PROCEDURE [dbo].[sp_ProUpdate]@ProID as integer,@ProName as nvarchar(50),@ProStatus as integer,@ProImage as nvarchar(50),@ProPrice as float,@ProDescript as nvarchar(50),@ProInform as nvarchar(50)

asUpdate Products setProName=@ProName,ProImage=@ProImage,ProPrice=@ProPrice,ProDescript=@ProDescript,ProInform=@ProInform,ProStatus=@ProStatuswhere ProID=@ProIDSelect ErrCode=1, ErrMsg=N'Hiệu chỉnh sản phẩm thành công'GO

<%@ Page Language="VB" MasterPageFile="~/QuanLy/MasterPage.master"AutoEventWireup="false" CodeFile="EditPro.aspx.vb" Inherits="QuanLy_EditPro"title="Untitled Page" %><asp:Content ID="Content1" ContentPlaceHolderID="ContentPlaceHolder1"Runat="Server"><h1 align="center"> HIỆU CHỈNH SẢN PHẨM</h1><br />

<table width="500" align="center" class="DataTable"><tr>

<td class="ContentCell">Proname</td><td class="InputCell"><asp:TextBox ID="txtProname"

runat="server"></asp:TextBox></td></tr><tr>

<td class="ContentCell">ProImage</td><td class="InputCell"><asp:TextBox ID="txtProImage"

runat="server"></asp:TextBox></td></tr><tr>

<td class="ContentCell">ProPrice</td><td class="InputCell"><asp:TextBox ID="txtProPrice"

runat="server"></asp:TextBox></td></tr><tr>

<td class="ContentCell">ProDescript</td><td class="InputCell"><asp:TextBox ID="txtProDescript"

runat="server"></asp:TextBox></td></tr><tr>

<td class="ContentCell">ProInform</td><td class="InputCell"><asp:TextBox ID="txtProInform"

runat="server"></asp:TextBox></td></tr><tr><td class="ContentCell">ProStatus</td>

<td class="InputCell"><asp:DropDownList ID="cboStatus"

runat="server"></asp:DropDownList></td></tr>

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Code trang EditSanPham.aspx.vb

<tr><td class="ContentCell">ProInform</td><td class="InputCell"><asp:TextBox ID="txtProInform"

runat="server"></asp:TextBox></td></tr><tr><td class="ContentCell">ProStatus</td>

<td class="InputCell"><asp:DropDownList ID="cboStatus"

runat="server"></asp:DropDownList></td></tr>

<tr ><td colspan="2" align="right" style="height: 23px"><asp:Label ID="lblLoi" runat="server"></asp:Label>&nbsp;&nbsp;&nbsp;<asp:Button ID="cmdCancel" runat="server" Text="Cancel"

CssClass="Button" />&nbsp;&nbsp;&nbsp;<asp:Button ID="cmdEdit" runat="server" Text="Hiệu

chỉnh sản phẩm" CssClass="Button" /></td></tr>

</table>

</asp:Content>

Partial Class QuanLy_EditProInherits System.Web.UI.PageDim MaSP As IntegerDim Bangketnoi As New ds.sp_ProSelectDataTableDim bien As New dsTableAdapters.sp_ProSelectTableAdapter

Protected Sub Page_Load(ByVal sender As Object, ByVal e AsSystem.EventArgs) Handles Me.Load MaSP = Request("tiep")

If Not IsPostBack Then InputDatainCombo() LoadDuLieu(MaSP)

End IfEnd SubSub InputDatainCombo()

cboStatus.Items.Insert(0, "Cấm sử dụng") cboStatus.Items.Insert(1, "Được sử dụng")

End SubSub LoadDuLieu(ByVal proid As Integer)

Bangketnoi.Reset() bien.Fill(Bangketnoi, proid) txtProDescript.Text = Bangketnoi.Rows(0).Item( "ProDescript") txtProImage.Text = Bangketnoi.Rows(0).Item( "ProImage") txtProInform.Text = Bangketnoi.Rows(0). Item("ProInform") txtProname.Text = Bangketnoi.Rows(0).Item( "Proname") txtProPrice.Text = Bangketnoi.Rows(0).Item( "ProPrice") cboStatus.SelectedIndex = Bangketnoi.Rows(0).Item( "ProStatus")

End Sub

Protected Sub cmdCancel_Click(ByVal sender As Object, ByVal e AsSystem.EventArgs) Handles cmdCancel.Click LoadDuLieu(MaSP)

End Sub

Protected Sub cmdEdit_Click(ByVal sender As Object, ByVal e AsSystem.EventArgs) Handles cmdEdit.Click

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Câu 4:

Protected Sub cmdCancel_Click(ByVal sender As Object, ByVal e AsSystem.EventArgs) Handles cmdCancel.Click LoadDuLieu(MaSP)

End Sub

Protected Sub cmdEdit_Click(ByVal sender As Object, ByVal e AsSystem.EventArgs) Handles cmdEdit.Click

Dim bangEdit As New ds.sp_ProUpdateDataTableDim bienEdit As New

dsTableAdapters.sp_ProUpdateTableAdapter bangEdit.Reset() bienEdit.Fill(bangEdit, MaSP, Trim(txtProname.Text),cboStatus.SelectedIndex, Trim(txtProImage.Text),CInt(txtProPrice.Text), Trim(txtProDescript.Text) ,Trim(txtProInform.Text)) lblLoi.Text = bangEdit.Rows(0).Item( "errmsg")

End SubEnd Class

CREATE PROCEDURE [dbo].[sp_CatSelect]@CatID as integer,@hien as integer,@an as integerASif @CatID=0Select * From Categorieswhere CatStatus=@an or CatStatus=@hienelseSelect * From Categorieswhere CatID=@CatID

CREATE PROCEDURE [dbo].[sp_CatDelete]@chuoiCatID as varchar(100)asDeclare @ChuoiThucThi as varchar(200)Set @ChuoiThucThi='Delete from Categories where Catid in('+@chuoiCatID+')'exec(@chuoithucthi)select errcode=1, errmsg=N'Xoa thanh cong'

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Code trang QuanLyDanhMuc.aspx

<%@ Page Language="VB" MasterPageFile="~/QuanLy/MasterPage.master"AutoEventWireup="false"

CodeFile="qldanhmuc.aspx.vb" Inherits="QuanLy_qldanhmuc" Title="UntitledPage" %><asp:Content ID="Content1" ContentPlaceHolderID="ContentPlaceHolder1"runat="Server">

<strong><span style="font-size: 14pt">QUẢN LÝ DANH MỤC</span></strong><br /><br /><table border="0" style="width: 100%">

<tr><td style="width: 100%">

<a href="AddCat.aspx"><span style="color: #1f5080">Tạo danhmục mới</span> </a>&nbsp;

&nbsp;&nbsp;<asp:Button ID="cmdXoa" runat="server" CssClass="Button"

Text="Xoa danh muc" /></td>

</tr><tr>

<td style="width: 1000px"> Lọc dữ liệu theo trạng thái:<asp:CheckBox runat="server"Text="Hiển thị" ID="chkHien" AutoPostBack="true" /> &nbsp; <asp:CheckBoxrunat="server" Text="Khóa" ID="chkAn" AutoPostBack="true" />

</td></tr><tr>

<td width="100%"><asp:Repeater ID="rptDanhmuc" runat="server">

<HeaderTemplate><table>

<tr class="Table_Header"><td>

Cat id</td><td>

Cat name</td><td>

Cat image</td><td>

Cat Status</td><td>

Cat Descript</td><td>

Delete Cat</td><td>

Edit cat</td>

</tr></HeaderTemplate><ItemTemplate>

<tr><td><%#Eval("Catid")%></td><td><%#Eval("CatName")%></td><td><img src="Uploads\<%#Eval("CatImage")%>"

width="100px" height="100px" /></td><td><%#IIf(Container.DataItem("CatStatus") = 1,

"<img src=""image/on.gif"">", "<img src=""image/off.gif"">")%></td><td><%#Eval("CatDescript")%></td><td><input type="checkbox"

value="<%#Eval("Catid")%>" name="chkXoa" /></td>

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Code trang QuanLyDanhMuc.aspx.vb

<ItemTemplate><tr>

<td><%#Eval("Catid")%></td><td><%#Eval("CatName")%></td><td><img src="Uploads\<%#Eval("CatImage")%>"

width="100px" height="100px" /></td><td><%#IIf(Container.DataItem("CatStatus") = 1,

"<img src=""image/on.gif"">", "<img src=""image/off.gif"">")%></td><td><%#Eval("CatDescript")%></td><td><input type="checkbox"

value="<%#Eval("Catid")%>" name="chkXoa" /></td><td><a

href="EditCat.aspx?CatID=<%#Eval("Catid")%>">Edit</a></td></tr>

</ItemTemplate><FooterTemplate></table></FooterTemplate>

</asp:Repeater></td>

</tr></table><br />

</asp:Content>

Partial Class QuanLy_qldanhmucInherits System.Web.UI.PageDim BangkEtnoi As New ds.sp_CatSelectDataTableDim bien As New dsTableAdapters.sp_CatSelectTableAdapterSub LayDuLieu(ByVal an As Integer, ByVal hien As Integer)

BangkEtnoi.Reset() bien.Fill(BangkEtnoi, 0, an, hien) rptDanhmuc.DataSource = BangkEtnoi rptDanhmuc.DataBind()

End SubProtected Sub Page_Load(ByVal sender As Object, ByVal e As

System.EventArgs) Handles Me.LoadIf Not IsPostBack Then

LayDuLieu(0, 1)End If

End Sub

Protected Sub cmdXoa_Click(ByVal sender As Object, ByVal e AsSystem.EventArgs) Handles cmdXoa.Click

Dim mangchon As String mangchon = Request("chkXoa")

Dim BangkEtnoi1 As New ds.sp_CatDeleteDataTableDim bien1 As New dsTableAdapters.sp_CatDeleteTableAdapter

bien1.Fill(BangkEtnoi1, mangchon) LayDuLieu(0, 1)

End Sub

Protected Sub chkHien_CheckedChanged(ByVal sender As Object, ByVal eAs System.EventArgs) Handles chkHien.CheckedChanged LayDuLieu(KiemTraAn, KiemTraHien)

End Sub

Protected Sub chkAn_CheckedChanged(ByVal sender As Object, ByVal e AsSystem.EventArgs) Handles chkAn.CheckedChanged LayDuLieu(KiemTraAn, KiemTraHien)

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Bài tập 5

Protected Sub chkHien_CheckedChanged(ByVal sender As Object, ByVale As System.EventArgs) Handles chkHien.CheckedChanged LayDuLieu(KiemTraAn, KiemTraHien)

End Sub

Protected Sub chkAn_CheckedChanged(ByVal sender As Object,ByVal e As System.EventArgs) Handles chkAn.CheckedChanged LayDuLieu(KiemTraAn, KiemTraHien)

End Sub

Function KiemTraHien() As IntegerIf chkHien.checked = True Then

Return 1Else

Return -1End If

End Function

Function KiemTraAn() As IntegerIf chkAn.Checked = True Then

Return 0Else

Return -1End If

End Function

End Class

CREATE PROCEDURE [dbo].[sp_CatInsert]@Catname as nvarchar(50),@CatImage as nvarchar(250),@CatDescript as nvarchar(50)as if (exists(Select * from Categories where CatName = @Catname))

beginSelect ErrCode=1, ErrMsg=N'Danh m ục đã tồn tại'return

endInsert Into Categories(catname,catimage,catstatus,catdescript)

values(@Catname,@CatImage,1,@CatDescript )Select ErrCode=0, ErrMsg=N'T ạo thành công'

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Code trang AddDanhMuc.aspx<%@ Page Language="VB" MasterPageFile="~/QuanLy/MasterPage.master"AutoEventWireup="false" CodeFile="AddCat.aspx.vb" Inherits="QuanLy_AddCat"title="Untitled Page" %><asp:Content ID="Content1" ContentPlaceHolderID="ContentPlaceHolder1"Runat="Server">

<br /><table align="center" class="DataTable" width="500">

<tr><td class="Table_Header" colspan="2">

Add Categories</td></tr><tr>

<td class="ContentCell"> Cat name</td>

<td class="InputCell"><asp:TextBox ID="txtCatname"

runat="server"></asp:TextBox></td></tr><tr>

<td class="ContentCell"> Cat Image</td>

<td class="InputCell"><asp:FileUpload ID="myFileUpload" runat="server" /><asp:Button ID="btnFileUpload" runat="server" Text="Upload

File" /><br /><asp:Label ID="lblSaveResults" runat="server"></asp:Label><asp:Label ID="lblTenFile" runat="server"

Visible="False"></asp:Label></td></tr><tr>

<td class="ContentCell"> Cat description</td>

<td class="InputCell">&nbsp;<asp:TextBox ID="txtDes"

runat="server"></asp:TextBox></td></tr><tr>

<td align="right" colspan="2"><asp:Label ID="lblLoi" runat="server"></asp:Label>&nbsp; &nbsp;<asp:Button ID="cmdCancel" runat="server"

CssClass="Button" Text="Cancel" />&nbsp; &nbsp;<asp:Button ID="cmdAdd" runat="server"

CssClass="Button" Text="Create categories" /></td>

</tr></table>

</asp:Content>

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Code trang AddDanhMuc.aspx.vb

Imports System.IO

Partial Class QuanLy_AddCatInherits System.Web.UI.Page

Protected Sub cmdAdd_Click(ByVal sender As Object, ByVal e AsSystem.EventArgs) Handles cmdAdd.Click

Dim BangKetNoi As New ds.sp_CatInsertDataTableDim Bien As New dsTableAdapters.sp_CatInsertTableAdapter

BangKetNoi.Reset() Bien.Fill(BangKetNoi, Trim(txtCatname.Text), lblTenFile.Text,Trim(txtDes.Text)) lblLoi.Text = BangKetNoi.Rows(0).Item("errmsg") txtCatname.Text = "" txtDes.Text = "" txtCatname.Focus()

End Sub

Protected Sub cmdCancel_Click(ByVal sender As Object, ByVal e AsSystem.EventArgs) Handles cmdCancel.Click txtCatname.Text = "" txtDes.Text = "" txtCatname.Focus()

End Sub

Protected Sub btnFileUpload_Click(ByVal sender As Object, ByVal e AsSystem.EventArgs) Handles btnFileUpload.Click

Dim strStatusMessage As StringDim strSaveFileAs As String

strSaveFileAs = Server.MapPath( "uploads/" &myFileUpload.FileName)

TryIf myFileUpload.HasFile Then

myFileUpload.SaveAs(strSaveFileAs) strStatusMessage = "File saved as: " + strSaveFileAs

Else strStatusMessage = "No file was uploaded."

End IfCatch Ex As Exception

strStatusMessage = "Unable to save the uploaded file. Theerror was: " & Ex.Message

Finally lblSaveResults.Text = strStatusMessage lblTenFile.Text = myFileUpload.FileName

End TryEnd Sub

End Class

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Bài 6:

Code trang EditDanhMuc.aspx

CREATE PROCEDURE [dbo].[sp_CatUpdate]@Catid as integer,@Catname as nvarchar(50),@CatImage as nvarchar(250),@CatStatus as integer,@CatDescript as nvarchar(50) ASupdate Categoriesset CatName=@Catname,CatImage=@CatImage,CatStatus=@CatStatus,CatDescript=@CatDescriptwhere Catid=@CatiDselect Errcode=1, ErrMsg=N'Hi ệu chỉnh danh mục thành công'

<%@ Page Language="VB" MasterPageFile="~/QuanLy/MasterPage.master"AutoEventWireup="false" CodeFile="EditCat.aspx.vb" Inherits="QuanLy_EditCat"title="Untitled Page" %><asp:Content ID="Content1" ContentPlaceHolderID="ContentPlaceHolder1"Runat="Server">

<table align="center" class="DataTable" width="500"><tr>

<td class="Table_Header" colspan="2"> Edit Categories</td>

</tr><tr>

<td class="ContentCell" style="width: 145px; height: 30px"> Cat name</td>

<td class="InputCell" style="height: 30px"><asp:TextBox ID="txtCatname"

runat="server"></asp:TextBox></td></tr><tr>

<td class="ContentCell" style="width: 145px"> Cat Image</td>

<td class="InputCell"><asp:FileUpload ID="myFileUpload" runat="server"

/><asp:Button ID="btnFileUpload"runat="server" Text="Upload File" /><asp:Label

ID="lblSaveResults" runat="server"></asp:Label><asp:LabelID="lblTenFile" runat="server"

Visible="False"></asp:Label></td></tr><tr>

<td class="ContentCell" style="width: 145px; height: 28px"> Status</td>

<td class="InputCell" style="height: 28px"><asp:DropDownList ID="cboStatus" runat="server"></asp:DropDownList></td>

</tr><tr>

<td class="ContentCell" style="width: 145px"> Cat Description</td>

<td class="InputCell"><asp:TextBox ID="txtDes" runat="server"></asp:TextBox></td>

</tr>

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Code trang EditDanhMuc.aspx.vb

<tr><td class="ContentCell" style="width: 145px; height: 28px">

Status</td><td class="InputCell" style="height: 28px">

<asp:DropDownList ID="cboStatus" runat="server"></asp:DropDownList></td>

</tr><tr>

<td class="ContentCell" style="width: 145px"> Cat Description</td>

<td class="InputCell"><asp:TextBox ID="txtDes" runat="server"></asp:TextBox></td>

</tr><tr>

<td align="right" colspan="2" style="height: 23px"><asp:Label ID="lblLoi" runat="server"></asp:Label>&nbsp; &nbsp;<asp:Button ID="cmdCancel" runat="server"

CssClass="Button" Text="Cancel" />&nbsp; &nbsp;<asp:Button ID="cmdEdit" runat="server"

CssClass="Button" Text="Hiệu chỉnh danh mục" /></td>

</tr></table>

</asp:Content>

Imports System.IOPartial Class QuanLy_EditCat

Inherits System.Web.UI.PageDim CatID As IntegerProtected Sub btnFileUpload_Click(ByVal sender As Object, ByVal e As

System.EventArgs) Handles btnFileUpload.ClickDim strStatusMessage As StringDim strSaveFileAs As String

strSaveFileAs = Server.MapPath( "uploads/" & myFileUpload.FileName)Try

If myFileUpload.HasFile Then myFileUpload.SaveAs(strSave FileAs) strStatusMessage = "File saved as: " + strSaveFileAs

Else strStatusMessage = "No file was uploaded."

End IfCatch Ex As Exception

strStatusMessage = "Unable to save the uploaded file. The errorwas: " & Ex.Message

Finally lblSaveResults.Text = strStatusMessage lblTenFile.Text = myFileUpload.FileName

End TryEnd Sub

Protected Sub cmdEdit_Click(ByVal sender As Object, ByVal e AsSystem.EventArgs) Handles cmdEdit.Click

Dim BangKetNoi As New ds.sp_CatUpdateDataTableDim Bien As New dsTableAdapters.sp_CatUpdateTableAdapter

BangKetNoi.Reset() Bien.Fill(BangKetNoi, CatID, Trim(txt Catname.Text),lblTenFile.Text, cboStatus.SelectedIndex, Trim(txtDes.Text)) lblLoi.Text = BangKetNoi.Rows(0).Item( "errmsg") txtCatname.Text = "" txtDes.Text = "" txtCatname.Focus()

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Protected Sub cmdEdit_Click(ByVal sender As Object, ByVal e AsSystem.EventArgs) Handles cmdEdit.Click

Dim BangKetNoi As New ds.sp_CatUpdateDataTableDim Bien As New dsTableAdapters.sp_CatUpdateTableAdapter

BangKetNoi.Reset() Bien.Fill(BangKetNoi, CatID, Trim(txtCatname.Text),lblTenFile.Text, cboStatus.SelectedIndex, Trim(txtDes.Text)) lblLoi.Text = BangKetNoi.Rows(0).Item( "errmsg") txtCatname.Text = "" txtDes.Text = "" txtCatname.Focus()

End Sub

Protected Sub cmdCancel_Click(ByVal sender As Object, ByVal e AsSystem.EventArgs) Handles cmdCancel.Click LoadDuLieu(CatID)

End Sub

Sub LoadDuLieu(ByVal catid As Integer)Dim BangkEtnoi As New ds.sp_CatSelectDataTableDim bien As New dsTableAdapters.sp_CatSelectTableAdapter

BangkEtnoi.Reset() bien.Fill(BangkEtnoi, catid, -1, -1) txtCatname.Text = BangkEtnoi.Rows(0).Item( "Catname") lblTenFile.Text = BangkEtnoi.Rows(0).Item( "CatImage")

cboStatus.SelectedIndex =BangkEtnoi.Rows(0).Item("CatStatus") txtDes.Text = BangkEtnoi.Rows(0).Item( "CatDescript")

End Sub

Sub InputDatainCombo() cboStatus.Items.Insert(0, "Không sử dụng") cboStatus.Items.Insert(1, "Được sử dụng")

End Sub

Protected Sub Page_Load(ByVal sender As Object, ByVal e AsSystem.EventArgs) Handles Me.Load CatID = Request("CatID")

If Not IsPostBack Then InputDatainCombo() LoadDuLieu(CatID)

End IfEnd Sub

End Class