The document is a project report submitted by Rakesh Bijawat, a BCA student at Dezyne École College, detailing a minor project on Visual Basic programming. It includes the project's acknowledgment, a synopsis outlining the practical application of the Visual Basic, and extensive code snippets for building a Notepad application. The project serves as a hands-on experience to strengthen fundamental programming concepts in Visual Basic.

1. Information Technology
Project
Visual Basic
Submitted By:
Rakesh Bijawat
BCA IIIrd
Year

2. Partial Fulfillment
On
Visual Basic Programming
At
Dezyne E´cole College
Submitted to
Dezyne E’cole College
Partial Fulfillment on
BCA
Bachelors of Computer Application
By:
Rakesh Bijawat
Dezyne E´cole College
106/10, Civil Lines Ajmer
Tel-Phone - 0145-2624679
www.dezyneecole.com
2017-18

3. Acknowledgement
I Rakesh Bijawat, Student of Dezyne E´Cole College, I Am Extremely
Grateful To Each And Every Individual Who Has Contributed In
Successful Completion of My Project. I Express My Gratitude
Towards Dezyne E´Cole College For Their Guidance And Contrast
Supervision As Well As For Providing The Necessary Information And
Support Regarding The Completion Of Project.
Thank You
Rakesh Bijawat
BCA IIIrd Year

4. Synopsis
This Project Is A Minor Project Made, Based On The Practical Concept Of
Visual Basic. This Project Has Made Our Basic Practical Concepts On Visual
Basic Strong.

5. Notepad

7. Dim rp, fp, a As Variant
Dim m%, b%, c%, fd%, d%
Option Explicit
Const maxUndo = 50
Dim gblnIgnoreChange As Boolean
Dim gintIndex As Integer
Dim gstrStack(maxUndo) As String
Dim stackBK(maxUndo) As String
Dim i As Integer
Private Sub copy_Click()
Call mcop
End Sub
Public Sub mcop()
Clipboard.SetText RichTextBox1.SelText
End Sub
Private Sub cut_Click()
Call mcut
Form 1
st

8. End Sub
Private Sub edit_Click()
If RichTextBox1.SelLength = 0 Then
cut.Enabled = False
copy.Enabled = False
delete.Enabled = False
selectall.Enabled = True
ElseIf RichTextBox1.SelLength =
Len(RichTextBox1.Text) Then
cut.Enabled = True
copy.Enabled = True
delete.Enabled = True
selectall.Enabled = False
Else
cut.Enabled = True
copy.Enabled = True
delete.Enabled = True
selectall.Enabled = True

9. End If
If Len(Clipboard.GetText(1)) = 0 Then
paste.Enabled = False
Else
paste.Enabled = True
End If
End Sub
Private Sub munpop_click()
If RichTextBox1.SelLength = 0 Then
munc.Enabled = False
muncop.Enabled = False
mundele.Enabled = False
munsele.Enabled = True
ElseIf RichTextBox1.SelLength =
Len(RichTextBox1.Text) Then
munc.Enabled = True
muncop.Enabled = True
mundele.Enabled = True
munsele.Enabled = False

10. Else
munc.Enabled = True
muncop.Enabled = True
mundele.Enabled = True
munsele.Enabled = True
End If
If Len(Clipboard.GetText(1)) = 0 Then
munpst.Enabled = False
Else
munpst.Enabled = True
End If
End Sub
Public Sub mcut()
Clipboard.SetText RichTextBox1.SelText
RichTextBox1.SelText = " "
End Sub
Private Sub delete_Click()
Call mdel
End Sub

11. Public Sub mdel()
RichTextBox1.SelText = ""
RichTextBox1.SelText = ""
End Sub
Private Sub exit_Click()
Unload Me
End Sub
Private Sub munc_Click()
Call mcut
End Sub
Private Sub muncop_Click()
Call mcop
End Sub
Private Sub mundele_Click()
Call mdel
End Sub
Private Sub munfind_Click()
fd = InputBox("Enter Word", "Find")

12. RichTextBox1.Find (fd)
End Sub
Private Sub munfindnext_Click()
Form4.Show
End Sub
Private Sub Form_Load()
Form1.Caption = "Untitled-Notepad"
m = 1
RichTextBox1.RightMargin = Screen.Width -
(Screen.Width - RichTextBox1.Width - 6000)
End Sub
Private Sub Form_Resize()
RichTextBox1.Width = Form1.Width - 300
RichTextBox1.Height = Form1.Height – 1140
End Sub
Private Sub helptopics_Click()
On Error Resume Next
With CommonDialog1
.Flags = 1

13. .CancelError = True
.ShowHelp
End With
End Sub
Private Sub munfont_Click()
On Error Resume Next
With CommonDialog1
.Flags = 1
.CancelError = True
.ShowFont
End With
RichTextBox1.Font.Name = CommonDialog1.FontName
RichTextBox1.Font.Size = CommonDialog1.FontSize
RichTextBox1.Font.Bold = CommonDialog1.FontBold
RichTextBox1.Font.Italic = CommonDialog1.FontItalic
RichTextBox1.Font.Underline =
CommonDialog1.FontUnderline
RichTextBox1.Font.Strikethrough =
CommonDialog1.FontStrikethru

14. End Sub
Private Sub munpst_Click()
Call mpas
End Sub
Private Sub munsave_Click()
On Error GoTo Label
Dim ifile As Integer
Dim savefile As Boolean
Dim txtbox As Object
Dim filepath As String
Dim append As Boolean
With CommonDialog1
.Flags = 1
.CancelError = True
.Filter = "Text Document(*.txt)|*.txt |All
Files(*.*)|*.*"
If m = 1 Then
m = m + 1
. ShowSave

15. End If
End With
ifile = FreeFile
If append Then
Open CommonDialog1.FileName For Append As
#ifile
Else
Open CommonDialog1.FileName For Output As #ifile
End If
Print #ifile, RichTextBox1.Text
savefile = True
Label:
Close #ifile
Form1.Caption = CommonDialog1.FileTitle + "-
Notepad"
End Sub
Private Sub munsele_Click()
Call msel
End Sub

16. Private Sub munund_Click()
Call und
End Sub
Public Sub und()
If gintIndex = 0 Then Exit Sub
gblnIgnoreChange = True
gintIndex = gintIndex - 1
On Error Resume Next
RichTextBox1.TextRTF = gstrStack(gintIndex)
gblnIgnoreChange = False
End Sub
Private Sub new_Click()
On Error Resume Next
m = 1
If RichTextBox1.Text <> "" Then
a = MsgBox("Do you want to save the changes?",
vbYesNoCancel + vbQuestion, "Save")
If a = vbYes Then
With CommonDialog1

17. .CancelError = True
.InitDir = "E:"
.Filter = "Text Documents(*.txt)|*.txt | All
Files(*.*)|*.*"
.ShowSave
End With
RichTextBox1.Text = ""
End If
If a = vbNo Then
RichTextBox1.Text = " "
End If
End If
End Sub
Private Sub notepad_Click()
Form2.Show
End Sub
Private Sub open_Click()
On Error Resume Next
With CommonDialog1

18. .CancelError = True
.InitDir = "E:"
.Filter = "Text Documents(*.txt)|*.txt| All Files(*.*) |
*.*"
.ShowOpen
End With
RichTextBox1.LoadFile (CommonDialog1.FileName)
End Sub
Private Sub paste_Click()
Call mpas
End Sub
Public Sub mpas()
If Clipboard.GetFormat(vbCFText) Then
RichTextBox1.SelText =
Clipboard.GetText(vbCFText)
End If
End Sub
Private Sub print_Click()
On Error GoTo Label

19. Dim b, e, n, i As Variant
With CommonDialog1
.Flags = 1
.CancelError = True
.ShowPrinter
b = .FromPage
e = .ToPage
n = .Copies
End With
For i = 1 To n
Printer.Print RichTextBox1.Text
Next
Exit Sub
Label:
Exit Sub
End Sub
Private Sub replace_Click()
Form3.Show

20. End Sub
Private Sub RichTextBox1_Change()
Dim g As Integer
Dim b As Integer
Dim i As Integer
g = maxUndo
If Not gblnIgnoreChange Then
gintIndex = gintIndex + 1
If gintIndex >= maxUndo + 1 Then
For b = 0 To maxUndo
stackBK(b) = gstrStack(b)
Next b
For i = 0 To maxUndo
If g >= 1 Then
g = g - 1
gstrStack(g) = stackBK(g + 1)
End If
Next i
gintIndex = maxUndo

21. End If
gstrStack(gintIndex) = RichTextBox1.TextRTF
End If
End Sub
Private Sub saveas_Click()
On Error GoTo Label
Dim ifile As Integer
Dim savefile As Boolean
Dim txtbox As Object
Dim filepath As String
Dim append As Boolean
With CommonDialog1
.Flags = 1
.CancelError = True
.Filter = "Text Document(*.txt)|*.txt |All
Files(*.*)|*.*"
.ShowSave
End With
ifile = FreeFile

22. If append Then
Open CommonDialog1.FileName For Append As
#ifile
Else
Open CommonDialog1.FileName For Output As #ifile
End If
Print #ifile, RichTextBox1.Text
savefile = True
Label:
Close #ifile
Form1.Caption = CommonDialog1.FileTitle + "-
Notepad"
End Sub
Private Sub selectall_Click()
Call msel
End Sub
Public Sub msel()
RichTextBox1.SelStart = 0
RichTextBox1.SelLength = Len(RichTextBox1.Text)

23. End Sub
Private Sub statusbar_Click()
If statusbar.Checked = True Then
statusbar.Checked = False
StatusBar1.Visible = False
RichTextBox1.Height = Form1.Height - 850
Else
statusbar.Checked = False
statusbar.Checked = True
StatusBar1.Visible = True
RichTextBox1.Height = RichTextBox1.Height - 375
End If
End Sub
Private Sub timedate_Click()
RichTextBox1.SelText = Now()
End Sub
Private Sub undo_Click()
Call und

24. End Sub
Private Sub VScroll1_Change()
RichTextBox1.RightMargin = 0
RichTextBox1.Left = 0
End Sub
Private Sub wordwrap_Click()
If wordwrap.Checked = True Then
wordwrap.Checked = False
RichTextBox1.RightMargin = Screen.Width -
(Screen.Width - RichTextBox1.Width - 1000000)
Else
wordwrap.Checked = True
RichTextBox1.RightMargin = Screen.Width -
(Screen.Width - RichTextBox1.Width - 6000)
End If
End Sub
Private Sub Command1_Click()
Unload Me

25. End Sub
Private Sub Form_Load()
Form2.Caption = "About As"
End Sub
Replace (Form 3rd)
Option Explicit
Dim lastpos As Integer
Dim findtext As String
Private Sub Command1_Click()
findtext = Text1.Text

26. If Check1.Value = vbChecked Then
lastpos = InStr(lastpos + 1,
Form1.RichTextBox1.Text, findtext, vbBinaryCompare)
Else
lastpos = InStr(lastpos + 1, Form1.RichTextBox1.Text,
findtext, vbTextCompare)
End If
If lastpos > 0 Then
Form1.RichTextBox1.SelStart = lastpos - 1
Form1.RichTextBox1.SelLength = Len(findtext)
Else
MsgBox "Not Found"
End If
End Sub
Private Sub Command2_Click()
Dim fp, a, rp As String
fp = Text1.Text
rp = Text2.Text
a = Form1.RichTextBox1.Find(fp)
If a <> -1 Then
a = Form1.RichTextBox1.Find(fp)

27. Form1.RichTextBox1.SelText = rp
Else
MsgBox "Not Found"
End If
End Sub
Private Sub Command3_Click()
findtext = Text1.Text
lastpos = 0
If Check1.Value = vbChecked Then
lastpos = InStr(lastpos + 1,
Form1.RichTextBox1.Text, findtext, vbBinaryCompare)
Else
lastpos = InStr(lastpos + 1,
Form1.RichTextBox1.Text, findtext, vbTextCompare)
End If
If lastpos > 0 Then
Do While lastpos > 0
Form1.RichTextBox1.SelStart = lastpos - 1
Form1.RichTextBox1.SelLength = Len(findtext)
Form1.RichTextBox1.SelText = Text2.Text
If Check1.Value = vbChecked Then

28. lastpos = InStr(lastpos + 1,
Form1.RichTextBox1.Text, findtext, vbBinaryCompare)
Else
lastpos = InStr(lastpos + 1,
Form1.RichTextBox1.Text, findtext, vbTextCompare)
End If
If lastpos = 0 Then
MsgBox "All Instances have been replaced"
Exit Do
End If
Loop
Else
MsgBox "Not Found"
End If
Form1.RichTextBox1.SelStart = 0
Form1.RichTextBox1.SelLength = 0
End Sub
Private Sub Command4_Click()
Unload Me
End Sub
Private Sub Form_Load()

29. Form3.Caption = "Replace"
End Sub
Private Sub Text1_Change()
If Text1 = "" Then
Command1.Enabled = False
Command2.Enabled = False
Command3.Enabled = False
Else
Command1.Enabled = True
Command2.Enabled = True
Command3.Enabled = True
End If
End Sub
Option Explicit
Dim lastpos As Integer
Find (Form 4
th
)

30. Dim findtext As String
Private Sub Command1_Click()
findtext = Text1.Text
If Check1.Value = vbChecked Then
lastpos = InStr(lastpos + 1, Form1.RichTextBox1.Text,
findtext, vbBinaryCompare)
Else
lastpos = InStr(lastpos + 1, Form1.RichTextBox1.Text,
findtext, vbTextCompare)
End If
If lastpos > 0 Then
Form1.RichTextBox1.SelStart = lastpos - 1
Form1.RichTextBox1.SelLength = Len(findtext)
Else
MsgBox "Not Found"
End If
Form3.Text1.Text = Text1.Text
End Sub
Private Sub Command2_Click()
Unload Me
End Sub
Private Sub Form_Load()

31. Form4.Caption = "Find"
End Sub

32. Thank You