This document provides information about an inventory management application created in VB.NET. It includes details on the login screen, main menu, stock record viewing and editing screens, size and color record screens, and supporting code. The application allows users to view, add, update and delete inventory stock records with attributes like quantity, product type, size, and color.

1. INVENTORY MANAGEMENT
VB.NET
AMALESH DEKA
RAJEEV SHARAN
ALOK LIEVENS
DFT (BFT-APPAREL PRODUCTION/ SEM-07)
December 2011
NATIONAL INSTITUTE OF FASHION TECHNOLOGY
BANGALORE

2. NATIONAL INSTITUTE OF FASHION TECHNOLOGY
National Institute of Fashion Technology was set up in 1986 under the aegis of the Ministry
of Textiles, Government of India. It has emerged as the premier Institute of Design
Management and Technology. It offers various courses in textile and leather design,
technology, management and merchandising.
CONTRIBUTOR:
Amalesh Deka
Student of semester -07, Department Of Fashion Technology, NIFT
Rajeev Sharan
Student of semester -07, Department Of Fashion Technology, NIFT
Email: rajeevsharan007@gmail.com
Alok Lievens
Student of semester -07, Department Of Fashion Technology, NIFT
Ravi Kumar, Faculty-in-charge & Consultant
Department of Fashion & Textiles, NIFT

3. ACKNOWLEDGEMENTS
This report was prepared as a contribution to the ‘Product Analysis & Development’ End
Term Jury, and was supported with generous & valuable inputs from the Department Of
Fashion Technology, NIFT Bangalore. The authors express their gratitude for the insights
provided at various stages of this report by Mr. Ravi Kumar, Assistant Professor- TD &
Faculty In-Charge for the subject. The authors also express their gratitude & respect for
insights provided on compilation & contents by Mr. Vasant Kothari, RIC- NIFT Bangalore.
The authors also express their appreciation & gratitude for the academic support provided by
Mr. Arivoli N, assistant professor, and Ms Jonalee Bajpai, associate professor. The authors
also express their appreciation for the administrative support provided by Mr. G T Kumaran
and Chandrashekhar. Any and all errors are the sole responsibility of the authors.

4. FRONT VIEW- LOGIN PAGE:
CODE:
Public Class Form1
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs)
Handles Button1.Click
If TextBox1.Text = "rajeevsharan" Then
If TextBox2.Text = "123456" Then
Dim frm As New Form2
frm.Show()
Else
Dim result As Integer
result = MessageBox.Show("ENTERED WRONG PASSWORD!", "Message
Box", MessageBoxButtons.OKCancel, MessageBoxIcon.Information,
MessageBoxDefaultButton.Button1, MessageBoxOptions.DefaultDesktopOnly)

5. TextBox2.Clear()
End If
Else
Dim a As Integer
a = MessageBox.Show("ENTERED AN INVALID ID!", "Message Box",
MessageBoxButtons.OKCancel, MessageBoxIcon.Information,
MessageBoxDefaultButton.Button1, MessageBoxOptions.DefaultDesktopOnly)
TextBox1.Clear()
TextBox2.Clear()
End If
End Sub
End Class

6. INTRODUCTION:
The application is designed to provide a platform for organizing and maintain stock data for
efficient inventory management.
It is to be used primarily in apparel stock management and has features for handling
information according to colour and sizes.
FRONT VIEW- MAIN PAGE:
CODES:
Public Class Form2
Private Sub LinkLabel1_LinkClicked(ByVal sender As System.Object, ByVal e As
System.Windows.Forms.LinkLabelLinkClickedEventArgs) Handles LinkLabel1.LinkClicked
LinkLabel1.LinkVisited = True
Dim frm As New Form3
frm.Show()
Me.Close()

7. End Sub
Private Sub LinkLabel2_LinkClicked(ByVal sender As System.Object, ByVal e As
System.Windows.Forms.LinkLabelLinkClickedEventArgs) Handles LinkLabel2.LinkClicked
LinkLabel2.LinkVisited = True
Dim frm As New Form7
frm.Show()
Me.Close()
End Sub
End Class

8. FRONT VIEW- STOCK RECORDS:
CODES:
Imports System.Data.OleDb
Public Class Form3
Dim con As New OleDbConnection
Dim rowcount As Integer = 0
Dim incDec As Integer = 0
Private Sub Form3_Load(ByVal sender As System.Object, ByVal e As System.EventArgs)
Handles MyBase.Load
con.ConnectionString = My.MySettings.Default.POS1ConnectionString3
Opendata()
End Sub
Sub Opendata()
con.Open()
Dim conString As String = "Select * from STOCK"
Dim cmd As New OleDbCommand(conString, con)

9. Dim adapter As New OleDbDataAdapter()
adapter.SelectCommand = cmd
Dim dataset As New DataSet()
adapter.Fill(dataset)
con.Close()
rowcount = dataset.Tables(0).Rows.Count
TextBox1.Text = dataset.Tables(0).Rows(incDec).ItemArray(0).ToString()
TextBox2.Text = dataset.Tables(0).Rows(incDec).ItemArray(1).ToString()
ComboBox2.SelectedItem = dataset.Tables(0).Rows(incDec).ItemArray(2).ToString()
TextBox5.Text = dataset.Tables(0).Rows(incDec).ItemArray(3).ToString()
TextBox12.Text = dataset.Tables(0).Rows(incDec).ItemArray(4).ToString()
TextBox3.Text = dataset.Tables(0).Rows(incDec).ItemArray(5).ToString()
TextBox4.Text = dataset.Tables(0).Rows(incDec).ItemArray(6).ToString()
TextBox7.Text = dataset.Tables(0).Rows(incDec).ItemArray(7).ToString()
ComboBox1.SelectedItem = dataset.Tables(0).Rows(incDec).ItemArray(8).ToString()
TextBox9.Text = dataset.Tables(0).Rows(incDec).ItemArray(9).ToString()
TextBox10.Text = dataset.Tables(0).Rows(incDec).ItemArray(10).ToString()
TextBox8.Text = dataset.Tables(0).Rows(incDec).ItemArray(11).ToString()
End Sub
Private Sub LinkLabel1_LinkClicked(ByVal sender As System.Object, ByVal e As
System.Windows.Forms.LinkLabelLinkClickedEventArgs) Handles LinkLabel1.LinkClicked
LinkLabel1.LinkVisited = True
Dim frm As New Form4
frm.Show()

10. Me.Close()
End Sub
Private Sub LinkLabel2_LinkClicked(ByVal sender As System.Object, ByVal e As
System.Windows.Forms.LinkLabelLinkClickedEventArgs) Handles LinkLabel2.LinkClicked
LinkLabel2.LinkVisited = True
Dim frm As New Form2
frm.Show()
Me.Close()
End Sub
Private Sub Button9_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles Button9.Click
If incDec + 1 < rowcount Then
incDec += 1
Opendata()
End If
End Sub
Private Sub Button8_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles Button8.Click
incDec = rowcount - 1
opendata()
End Sub
Private Sub Button6_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles Button6.Click
incDec = 0

11. Opendata()
End Sub
Private Sub Button7_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles Button7.Click
If incDec + 1 <> 1 Then
incDec -= 1
Opendata()
End If
End Sub
Private Sub Button10_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles Button10.Click
con.Open()
Dim cmd2 As New OleDbCommand()
cmd2 = con.CreateCommand()
cmd2.CommandText = "INSERT INTO STOCK ([STCK_SR], [QTY],
[PRODUCT_TYPE], [INWARD_DATE], [INWARD_TIME], [COST], [TOT_SIZE],
[TOT_COLOUR], [ROUTE_TYPE], [MANUFACTURER], [DISTRIBUTOR], [BRAND])
VALUES ('" & TextBox1.Text & "', '" & TextBox2.Text & "', '" & ComboBox2.SelectedItem
& "', '" & TextBox5.Text & "', '" & TextBox12.Text & "', '" & TextBox3.Text & "', '" &
TextBox4.Text & "', '" & TextBox7.Text & "', '" & ComboBox1.SelectedItem & "', '" &
TextBox9.Text & "', '" & TextBox10.Text & "', '" & TextBox8.Text & "')"
cmd2.ExecuteNonQuery()
Dim a = MessageBox.Show("SUCCESSFUL INSERTION!", "Message Box",
MessageBoxButtons.OKCancel, MessageBoxIcon.Information,
MessageBoxDefaultButton.Button1, MessageBoxOptions.DefaultDesktopOnly)
con.Close()
rowcount += 1
incDec = rowcount - 1

12. TextBox1.Clear()
TextBox2.Clear()
TextBox3.Clear()
TextBox4.Clear()
TextBox5.Clear()
TextBox7.Clear()
TextBox8.Clear()
TextBox9.Clear()
TextBox10.Clear()
TextBox12.Clear()
ComboBox1.SelectedItem = Nothing
ComboBox2.SelectedItem = Nothing
End Sub
Private Sub Button4_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles Button4.Click
con.Open()
Dim cmd3 As New OleDbCommand()
Dim s = Convert.ToString(incDec + 1)
cmd3 = con.CreateCommand()
If incDec >= 0 Then
cmd3.CommandText = "DELETE FROM STOCK WHERE STCK_SR = '" & s & "'"
cmd3.ExecuteNonQuery()
Dim temp As Integer = incDec
While temp < rowcount And temp >= 0
Dim t = Convert.ToString(temp + 2)
Dim r = Convert.ToString(temp + 1)

13. cmd3.CommandText = "Update STOCK Set STCK_SR = '" & r & "' Where
STCK_SR= '" & t & "'"
cmd3.ExecuteNonQuery()
temp += 1
End While
rowcount -= 1
'incDec -= 1
End If
Dim b = MessageBox.Show("RECORD HAS BEEN DELETED!", "Message Box",
MessageBoxButtons.OKCancel, MessageBoxIcon.Information,
MessageBoxDefaultButton.Button1, MessageBoxOptions.DefaultDesktopOnly)
con.Close()
Opendata()
End Sub
Private Sub Button5_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles Button5.Click
con.Open()
Dim cmd3 As New OleDbCommand()
cmd3 = con.CreateCommand()
Dim u = Convert.ToString(incDec + 1)
cmd3.CommandText = "UPDATE STOCK SET [QTY] = '" & TextBox2.Text & "',
[PRODUCT_TYPE] = '" & ComboBox2.SelectedItem & "', [COST] = '" & TextBox3.Text &
"', [TOT_SIZE] = '" & TextBox4.Text & "', [INWARD_DATE] = '" & TextBox5.Text & "',
[TOT_COLOUR] = '" & TextBox7.Text & "', [BRAND] = '" & TextBox8.Text & "',
[MANUFACTURER] = '" & TextBox9.Text & "', [DISTRIBUTOR] = '" & TextBox10.Text
& "', [INWARD_TIME] = '" & TextBox12.Text & "', [ROUTE_TYPE] = '" &
ComboBox1.SelectedItem & "' where [STCK_SR] = '" & u & "'"
cmd3.ExecuteNonQuery()
Dim c = MessageBox.Show("RECORD HAS BEEN UPDATED!", "Message Box",
MessageBoxButtons.OKCancel, MessageBoxIcon.Information,
MessageBoxDefaultButton.Button1, MessageBoxOptions.DefaultDesktopOnly)

14. con.Close()
End Sub
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles Button1.Click
TextBox12.Text = ListBox1.SelectedItem + ":" + ListBox2.SelectedItem + ":" +
ListBox3.SelectedItem + " " + CheckedListBox1.SelectedItem
End Sub
Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles Button2.Click
TextBox5.Text = MonthCalendar1.SelectionRange.Start.Date
End Sub
End Class

15. FRONT VIEW:
CODE:
Public Class Form4
Private Sub LinkLabel1_LinkClicked(ByVal sender As System.Object, ByVal e As
System.Windows.Forms.LinkLabelLinkClickedEventArgs) Handles LinkLabel1.LinkClicked
LinkLabel1.LinkVisited = True
Dim frm As New Form5
frm.Show()
Me.Close()
End Sub
Private Sub LinkLabel2_LinkClicked(ByVal sender As System.Object, ByVal e As
System.Windows.Forms.LinkLabelLinkClickedEventArgs) Handles LinkLabel2.LinkClicked
LinkLabel2.LinkVisited = True
Dim frm As New Form6
frm.Show()

16. Me.Close()
End Sub
Private Sub LinkLabel3_LinkClicked(ByVal sender As System.Object, ByVal e As
System.Windows.Forms.LinkLabelLinkClickedEventArgs) Handles LinkLabel3.LinkClicked
LinkLabel3.LinkVisited = True
Form3.Show()
Me.Close()
End Sub
End Class

17. FRONT VIEW- SIZE RECORDS:
CODE:
Public Class Form4
Private Sub LinkLabel1_LinkClicked(ByVal sender As System.Object, ByVal e As
System.Windows.Forms.LinkLabelLinkClickedEventArgs) Handles LinkLabel1.LinkClicked
LinkLabel1.LinkVisited = True
Dim frm As New Form5
frm.Show()
Me.Close()
End Sub
Private Sub LinkLabel2_LinkClicked(ByVal sender As System.Object, ByVal e As
System.Windows.Forms.LinkLabelLinkClickedEventArgs) Handles LinkLabel2.LinkClicked
LinkLabel2.LinkVisited = True
Dim frm As New Form6
frm.Show()

18. Me.Close()
End Sub
Private Sub LinkLabel3_LinkClicked(ByVal sender As System.Object, ByVal e As
System.Windows.Forms.LinkLabelLinkClickedEventArgs) Handles LinkLabel3.LinkClicked
LinkLabel3.LinkVisited = True
Form3.Show()
Me.Close()
End Sub
End Class

19. FRONT VIEW- COLOUR RECORDS:
CODES:
Imports System.Data.OleDb
Public Class Form6
Dim con As New OleDbConnection
Dim rowcount As Integer = 0
Dim incDec As Integer = 0
Private Sub Form6_Load(ByVal sender As System.Object, ByVal e As System.EventArgs)
Handles MyBase.Load
con.ConnectionString = My.MySettings.Default.POS1ConnectionString3
Opendata()
End Sub
Sub Opendata()
con.Open()
Dim conString As String = "Select * from COLOUR"
Dim cmd As New OleDbCommand(conString, con)

20. Dim adapter As New OleDbDataAdapter()
adapter.SelectCommand = cmd
Dim dataset As New DataSet()
adapter.Fill(dataset)
con.Close()
rowcount = dataset.Tables(0).Rows.Count
TextBox2.Text = dataset.Tables(0).Rows(incDec).ItemArray(0).ToString()
TextBox1.Text = dataset.Tables(0).Rows(incDec).ItemArray(1).ToString()
TextBox3.Text = dataset.Tables(0).Rows(incDec).ItemArray(2).ToString()
TextBox4.Text = dataset.Tables(0).Rows(incDec).ItemArray(3).ToString()
TextBox5.Text = dataset.Tables(0).Rows(incDec).ItemArray(4).ToString()
TextBox6.Text = dataset.Tables(0).Rows(incDec).ItemArray(5).ToString()
TextBox7.Text = dataset.Tables(0).Rows(incDec).ItemArray(6).ToString()
TextBox8.Text = dataset.Tables(0).Rows(incDec).ItemArray(7).ToString()
TextBox9.Text = dataset.Tables(0).Rows(incDec).ItemArray(8).ToString()
TextBox10.Text = dataset.Tables(0).Rows(incDec).ItemArray(9).ToString()
TextBox11.Text = dataset.Tables(0).Rows(incDec).ItemArray(10).ToString()
TextBox12.Text = dataset.Tables(0).Rows(incDec).ItemArray(11).ToString()
TextBox13.Text = dataset.Tables(0).Rows(incDec).ItemArray(12).ToString()
TextBox14.Text = dataset.Tables(0).Rows(incDec).ItemArray(13).ToString()
End Sub
Private Sub LinkLabel1_LinkClicked(ByVal sender As System.Object, ByVal e As
System.Windows.Forms.LinkLabelLinkClickedEventArgs) Handles LinkLabel1.LinkClicked
LinkLabel1.LinkVisited = True

21. Form4.Show()
Me.Close()
End Sub
Private Sub Label2_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles Label2.Click
End Sub
Private Sub Button4_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles Button4.Click
con.Open()
Dim temp As Integer = incDec
Dim r = Convert.ToString(incDec + 1)
Dim s = Convert.ToString(temp + 1)
Dim t = Convert.ToString(temp + 2)
Dim cmd3 As New OleDbCommand()
cmd3 = con.CreateCommand()
If incDec >= 0 Then
cmd3.CommandText = "DELETE FROM COLOUR WHERE STCK_SR = '" & r &
"'"
cmd3.ExecuteNonQuery()
While temp < rowcount And temp >= 0
cmd3.CommandText = "Update COLOUR Set STCK_SR= '" & s & "' Where
STCK_SR= '" & t & "'"
cmd3.ExecuteNonQuery()
temp += 1
End While

22. rowcount -= 1
'incDec -= 1
End If
Dim a = MessageBox.Show("RECORD HAS BEEN DELETED!", "Message Box",
MessageBoxButtons.OKCancel, MessageBoxIcon.Information,
MessageBoxDefaultButton.Button1, MessageBoxOptions.DefaultDesktopOnly)
con.Close()
Opendata()
End Sub
Private Sub Button3_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles Button3.Click
con.Open()
Dim cmd2 As New OleDbCommand()
cmd2 = con.CreateCommand()
cmd2.CommandText = "INSERT INTO COLOUR ([STCK_SR],
[TOTAL_COLOURS], [COLOUR1], [COLOUR1_QTY], [COLOUR1_SQTY],
[COLOUR2], [COLOUR2_QTY], [COLOUR2_SQTY], [COLOUR3], [COLOUR3_QTY],
[COLOUR3_SQTY], [COLOUR4], [COLOUR4_QTY], [COLOUR4_SQTY]) VALUES ('"
& TextBox2.Text & "', '" & TextBox1.Text & "', '" & TextBox3.Text & "', '" &
TextBox4.Text & "', '" & TextBox5.Text & "', '" & TextBox6.Text & "', '" & TextBox7.Text
& "', '" & TextBox8.Text & "', '" & TextBox9.Text & "', '" & TextBox10.Text & "', '" &
TextBox11.Text & "', '" & TextBox12.Text & "', '" & TextBox13.Text & "', '" &
TextBox14.Text & "')"
cmd2.ExecuteNonQuery()
Dim b = MessageBox.Show("SUCCESSFUL INSERTION!", "Message Box",
MessageBoxButtons.OKCancel, MessageBoxIcon.Information,
MessageBoxDefaultButton.Button1, MessageBoxOptions.DefaultDesktopOnly)
con.Close()
rowcount += 1
incDec = rowcount - 1

23. TextBox2.Clear()
TextBox1.Clear()
TextBox3.Clear()
TextBox3.Clear()
TextBox5.Clear()
TextBox6.Clear()
TextBox7.Clear()
TextBox8.Clear()
TextBox9.Clear()
TextBox10.Clear()
TextBox11.Clear()
TextBox12.Clear()
TextBox13.Clear()
TextBox14.Clear()
End Sub
Private Sub Button6_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles Button6.Click
incDec = 0
Opendata()
End Sub
Private Sub Button7_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles Button7.Click
If incDec + 1 <> 1 Then
incDec -= 1
Opendata()
End If

24. End Sub
Private Sub Button9_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles Button9.Click
If incDec + 1 < rowcount Then
incDec += 1
Opendata()
End If
End Sub
Private Sub Button8_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles Button8.Click
incDec = rowcount - 1
Opendata()
End Sub
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles Button1.Click
con.Open()
Dim cmd3 As New OleDbCommand()
cmd3 = con.CreateCommand()
Dim u = Convert.ToString(incDec + 1)
cmd3.CommandText = "UPDATE COLOUR SET [TOTAL_COLOURS]= '" &
TextBox1.Text & "', [COLOUR1]= '" & TextBox3.Text & "', [COLOUR1_QTY]= '" &
TextBox4.Text & "', [COLOUR1_SQTY]= '" & TextBox5.Text & "', [COLOUR2]= '" &
TextBox6.Text & "', [COLOUR2_QTY]= '" & TextBox7.Text & "', [COLOUR2_SQTY]= '"
& TextBox8.Text & "', [COLOUR3]= '" & TextBox9.Text & "', [COLOUR3_QTY]= '" &
TextBox10.Text & "', [COLOUR3_SQTY]= '" & TextBox11.Text & "', [COLOUR4]= '" &
TextBox12.Text & "', [COLOUR4_QTY]= '" & TextBox13.Text & "', [COLOUR4_SQTY]=
'" & TextBox14.Text & "' where [STCK_SR] = '" & u & "'"
cmd3.ExecuteNonQuery()

25. Dim c = MessageBox.Show("RECORD HAS BEEN UPDATED!", "Message Box",
MessageBoxButtons.OKCancel, MessageBoxIcon.Information,
MessageBoxDefaultButton.Button1, MessageBoxOptions.DefaultDesktopOnly)
con.Close()
End Sub
End Class

26. FRONT VIEW- PRODUCT RECORDS:
CODES:
Imports System.Data.OleDb
Public Class Form7
Dim con As New OleDbConnection
Dim rowcount As Integer = 0
Dim incDec As Integer = 0
Private Sub Form7_Load(ByVal sender As System.Object, ByVal e As System.EventArgs)
Handles MyBase.Load
con.ConnectionString = My.MySettings.Default.POS1ConnectionString3
Opendata()
End Sub
Sub Opendata()
con.Open()
Dim conString As String = "Select * from PRODUCT"
Dim cmd As New OleDbCommand(conString, con)

27. Dim adapter As New OleDbDataAdapter()
adapter.SelectCommand = cmd
Dim dataset As New DataSet()
adapter.Fill(dataset)
con.Close()
rowcount = dataset.Tables(0).Rows.Count
TextBox1.Text = dataset.Tables(0).Rows(incDec).ItemArray(0).ToString()
TextBox2.Text = dataset.Tables(0).Rows(incDec).ItemArray(1).ToString()
TextBox3.Text = dataset.Tables(0).Rows(incDec).ItemArray(2).ToString()
TextBox4.Text = dataset.Tables(0).Rows(incDec).ItemArray(3).ToString()
TextBox5.Text = dataset.Tables(0).Rows(incDec).ItemArray(4).ToString()
TextBox6.Text = dataset.Tables(0).Rows(incDec).ItemArray(5).ToString()
ComboBox1.Text = dataset.Tables(0).Rows(incDec).ItemArray(6).ToString()
TextBox8.Text = dataset.Tables(0).Rows(incDec).ItemArray(7).ToString()
TextBox9.Text = dataset.Tables(0).Rows(incDec).ItemArray(8).ToString()
TextBox10.Text = dataset.Tables(0).Rows(incDec).ItemArray(9).ToString()
TextBox11.Text = dataset.Tables(0).Rows(incDec).ItemArray(10).ToString()
TextBox12.Text = dataset.Tables(0).Rows(incDec).ItemArray(11).ToString()
TextBox13.Text = dataset.Tables(0).Rows(incDec).ItemArray(12).ToString()
TextBox14.Text = dataset.Tables(0).Rows(incDec).ItemArray(13).ToString()
TextBox15.Text = dataset.Tables(0).Rows(incDec).ItemArray(14).ToString()
TextBox16.Text = dataset.Tables(0).Rows(incDec).ItemArray(15).ToString()
TextBox17.Text = dataset.Tables(0).Rows(incDec).ItemArray(16).ToString()
End Sub

28. Private Sub LinkLabel1_LinkClicked(ByVal sender As System.Object, ByVal e As
System.Windows.Forms.LinkLabelLinkClickedEventArgs) Handles LinkLabel1.LinkClicked
LinkLabel1.LinkVisited = True
Form2.Show()
Me.Close()
End Sub
Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles Button2.Click
TextBox13.Text = MonthCalendar1.SelectionRange.Start.Date
End Sub
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles Button1.Click
TextBox14.Text = ListBox1.SelectedItem + ":" + ListBox2.SelectedItem + ":" +
ListBox3.SelectedItem + " " + CheckedListBox1.SelectedItem
End Sub
Private Sub Label16_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles Label16.Click
End Sub
Private Sub Button4_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles Button4.Click
con.Open()
Dim temp As Integer = incDec
Dim r = Convert.ToString(incDec + 1)
Dim s = Convert.ToString(temp + 1)

29. Dim t = Convert.ToString(temp + 2)
Dim cmd3 As New OleDbCommand()
cmd3 = con.CreateCommand()
If incDec >= 0 Then
cmd3.CommandText = "DELETE FROM PRODUCT WHERE REC_SR = '" & r &
"'"
cmd3.ExecuteNonQuery()
While temp < rowcount And temp >= 0
cmd3.CommandText = "Update PRODUCT Set REC_SR = '" & s & "' Where
REC_SR = '" & t & "'"
cmd3.ExecuteNonQuery()
temp += 1
End While
rowcount -= 1
'incDec -= 1
End If
Dim a = MessageBox.Show("RECORD HAS BEEN DELETED!", "Message Box",
MessageBoxButtons.OKCancel, MessageBoxIcon.Information,
MessageBoxDefaultButton.Button1, MessageBoxOptions.DefaultDesktopOnly)
con.Close()
Opendata()
End Sub
Private Sub Button3_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles Button3.Click
con.Open()
Dim cmd2 As New OleDbCommand()

30. cmd2 = con.CreateCommand()
cmd2.CommandText = "INSERT INTO PRODUCT([ID], [STCK_SR], [UNIT_COST],
[MANUFACTURER], [BRAND], [CATEGORY], [SUBCATEGORY], [SAESON],
[SPECIFICATION], [DISTRIBUTOR], [COLOUR], [SIZE], [SALE_DATE],
[SALE_TIME], [UNIT_PRICE], [TAX], [REC_SR]) VALUES ('" & TextBox1.Text & "', '"
& TextBox2.Text & "', '" & TextBox3.Text & "', '" & TextBox4.Text & "', '" &
TextBox5.Text & "', '" & TextBox6.Text & "', '" & ComboBox1.SelectedItem & "', '" &
TextBox8.Text & "', '" & TextBox9.Text & "', '" & TextBox10.Text & "', '" &
TextBox11.Text & "', '" & TextBox12.Text & "', '" & TextBox13.Text & "', '" &
TextBox14.Text & "', '" & TextBox15.Text & "', '" & TextBox16.Text & "', '" &
TextBox17.Text & "')"
cmd2.ExecuteNonQuery()
Dim b = MessageBox.Show("SUCCESSFUL INSERTION!", "Message Box",
MessageBoxButtons.OKCancel, MessageBoxIcon.Information,
MessageBoxDefaultButton.Button1, MessageBoxOptions.DefaultDesktopOnly)
con.Close()
rowcount += 1
incDec = rowcount - 1
TextBox1.Clear()
TextBox2.Clear()
TextBox3.Clear()
TextBox4.Clear()
TextBox5.Clear()
TextBox6.Clear()
TextBox8.Clear()
TextBox10.Clear()
TextBox11.Clear()
TextBox12.Clear()
TextBox13.Clear()
TextBox14.Clear()

31. TextBox15.Clear()
TextBox16.Clear()
TextBox17.Clear()
TextBox9.Clear()
ComboBox1.SelectedItem = Nothing
End Sub
Private Sub Button9_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles Button9.Click
If incDec + 1 < rowcount Then
incDec += 1
Opendata()
End If
End Sub
Private Sub Button7_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles Button7.Click
If incDec + 1 <> 1 Then
incDec -= 1
Opendata()
End If
End Sub
Private Sub Button6_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles Button6.Click
incDec = 0
Opendata()

32. End Sub
Private Sub Button8_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles Button8.Click
incDec = rowcount - 1
Opendata()
End Sub
Private Sub Button5_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles Button5.Click
TextBox1.Text = TextBox2.Text + "/" + ComboBox1.SelectedItem + "/" +
TextBox6.Text + "/" + TextBox5.Text + "/" + TextBox8.Text + "/" + TextBox11.Text + "/" +
TextBox12.Text
End Sub
Private Sub Button10_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles Button10.Click
con.Open()
Dim cmd3 As New OleDbCommand()
cmd3 = con.CreateCommand()
Dim u = Convert.ToString(incDec + 1)
cmd3.CommandText = "UPDATE PRODUCT SET [ID]= '" & TextBox1.Text & "',
[UNIT_COST]= '" & TextBox3.Text & "', [MANUFACTURER]= '" & TextBox4.Text & "',
[BRAND]= '" & TextBox5.Text & "', [CATEGORY]= '" & TextBox6.Text & "',
[SUBCATEGORY]= '" & ComboBox1.SelectedItem & "', [SAESON]= '" & TextBox8.Text
& "', [SPECIFICATION]= '" & TextBox9.Text & "', [DISTRIBUTOR]= '" &
TextBox10.Text & "', [COLOUR]= '" & TextBox11.Text & "', [SIZE]= '" & TextBox12.Text
& "', [SALE_DATE]= '" & TextBox13.Text & "', [SALE_TIME]= '" & TextBox14.Text & "',
[UNIT_PRICE]= '" & TextBox15.Text & "', [TAX]= '" & TextBox16.Text & "',
[STCK_SR]= '" & TextBox2.Text & "' where [REC_SR]= '" & u & "'"
cmd3.ExecuteNonQuery()

33. Dim c = MessageBox.Show("RECORD HAS BEEN UPDATED!", "Message Box",
MessageBoxButtons.OKCancel, MessageBoxIcon.Information,
MessageBoxDefaultButton.Button1, MessageBoxOptions.DefaultDesktopOnly)
con.Close()
End Sub
End Class