fatima zero
Posts: 5
Nickname: phantomeya
Registered: Oct, 2005
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Re: code for windows calculator using vb.net
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Posted: Nov 7, 2005 2:25 PM
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Public Class calculator
Inherits System.Windows.Forms.Form
#Region " Windows Form Designer generated code "
Public Sub New()
MyBase.New()
'This call is required by the Windows Form Designer.
InitializeComponent()
'Add any initialization after the InitializeComponent() call
End Sub
'Form overrides dispose to clean up the component list.
Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
If disposing Then
If Not (components Is Nothing) Then
components.Dispose()
End If
End If
MyBase.Dispose(disposing)
End Sub
'Required by the Windows Form Designer
Private components As System.ComponentModel.IContainer
'NOTE: The following procedure is required by the Windows Form Designer
'It can be modified using the Windows Form Designer.
'Do not modify it using the code editor.
Friend WithEvents txtAcceptNumber As System.Windows.Forms.TextBox
Friend WithEvents Button11 As System.Windows.Forms.Button
Friend WithEvents Button14 As System.Windows.Forms.Button
Friend WithEvents Button15 As System.Windows.Forms.Button
Friend WithEvents Button16 As System.Windows.Forms.Button
Friend WithEvents Button22 As System.Windows.Forms.Button
Friend WithEvents Button24 As System.Windows.Forms.Button
Friend WithEvents Button25 As System.Windows.Forms.Button
Friend WithEvents Button26 As System.Windows.Forms.Button
Friend WithEvents Button27 As System.Windows.Forms.Button
Friend WithEvents btn8 As System.Windows.Forms.Button
Friend WithEvents btn9 As System.Windows.Forms.Button
Friend WithEvents btn5 As System.Windows.Forms.Button
Friend WithEvents btn6 As System.Windows.Forms.Button
Friend WithEvents btn2 As System.Windows.Forms.Button
Friend WithEvents btn3 As System.Windows.Forms.Button
Friend WithEvents btn0 As System.Windows.Forms.Button
Friend WithEvents btn7 As System.Windows.Forms.Button
Friend WithEvents btn4 As System.Windows.Forms.Button
Friend WithEvents btn1 As System.Windows.Forms.Button
Friend WithEvents btnpoint As System.Windows.Forms.Button
Friend WithEvents btnplus As System.Windows.Forms.Button
Friend WithEvents btnminus As System.Windows.Forms.Button
Friend WithEvents btndivide As System.Windows.Forms.Button
Friend WithEvents btnMulty As System.Windows.Forms.Button
Friend WithEvents btnequal As System.Windows.Forms.Button
Friend WithEvents btnclear As System.Windows.Forms.Button
Friend WithEvents btnback As System.Windows.Forms.Button
<System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
Dim resources As System.Resources.ResourceManager = New System.Resources.ResourceManager(GetType(calculator))
Me.btnequal = New System.Windows.Forms.Button
Me.txtAcceptNumber = New System.Windows.Forms.TextBox
Me.btn8 = New System.Windows.Forms.Button
Me.btn9 = New System.Windows.Forms.Button
Me.btndivide = New System.Windows.Forms.Button
Me.btn5 = New System.Windows.Forms.Button
Me.btn6 = New System.Windows.Forms.Button
Me.btnMulty = New System.Windows.Forms.Button
Me.btn2 = New System.Windows.Forms.Button
Me.btn3 = New System.Windows.Forms.Button
Me.btnminus = New System.Windows.Forms.Button
Me.Button11 = New System.Windows.Forms.Button
Me.btnpoint = New System.Windows.Forms.Button
Me.btnplus = New System.Windows.Forms.Button
Me.Button14 = New System.Windows.Forms.Button
Me.Button15 = New System.Windows.Forms.Button
Me.Button16 = New System.Windows.Forms.Button
Me.btn0 = New System.Windows.Forms.Button
Me.btn7 = New System.Windows.Forms.Button
Me.btn4 = New System.Windows.Forms.Button
Me.btn1 = New System.Windows.Forms.Button
Me.btnback = New System.Windows.Forms.Button
Me.Button22 = New System.Windows.Forms.Button
Me.btnclear = New System.Windows.Forms.Button
Me.Button24 = New System.Windows.Forms.Button
Me.Button25 = New System.Windows.Forms.Button
Me.Button26 = New System.Windows.Forms.Button
Me.Button27 = New System.Windows.Forms.Button
Me.SuspendLayout()
'
'btnequal
'
Me.btnequal.BackColor = System.Drawing.Color.White
Me.btnequal.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.0!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(178, Byte))
Me.btnequal.Location = New System.Drawing.Point(296, 240)
Me.btnequal.Name = "btnequal"
Me.btnequal.Size = New System.Drawing.Size(48, 32)
Me.btnequal.TabIndex = 0
Me.btnequal.Text = "="
'
'txtAcceptNumber
'
Me.txtAcceptNumber.Location = New System.Drawing.Point(8, 32)
Me.txtAcceptNumber.Name = "txtAcceptNumber"
Me.txtAcceptNumber.Size = New System.Drawing.Size(328, 20)
Me.txtAcceptNumber.TabIndex = 1
Me.txtAcceptNumber.Text = ""
'
'btn8
'
Me.btn8.BackColor = System.Drawing.Color.White
Me.btn8.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.0!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(178, Byte))
Me.btn8.Location = New System.Drawing.Point(128, 120)
Me.btn8.Name = "btn8"
Me.btn8.Size = New System.Drawing.Size(48, 32)
Me.btn8.TabIndex = 2
Me.btn8.Text = "8"
'
'btn9
'
Me.btn9.BackColor = System.Drawing.Color.White
Me.btn9.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.0!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(178, Byte))
Me.btn9.Location = New System.Drawing.Point(184, 120)
Me.btn9.Name = "btn9"
Me.btn9.Size = New System.Drawing.Size(48, 32)
Me.btn9.TabIndex = 3
Me.btn9.Text = "9"
'
'btndivide
'
Me.btndivide.BackColor = System.Drawing.Color.White
Me.btndivide.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.0!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(178, Byte))
Me.btndivide.Location = New System.Drawing.Point(240, 120)
Me.btndivide.Name = "btndivide"
Me.btndivide.Size = New System.Drawing.Size(48, 32)
Me.btndivide.TabIndex = 4
Me.btndivide.Text = "/"
'
'btn5
'
Me.btn5.BackColor = System.Drawing.Color.White
Me.btn5.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.0!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(178, Byte))
Me.btn5.Location = New System.Drawing.Point(128, 160)
Me.btn5.Name = "btn5"
Me.btn5.Size = New System.Drawing.Size(48, 32)
Me.btn5.TabIndex = 5
Me.btn5.Text = "5"
'
'btn6
'
Me.btn6.BackColor = System.Drawing.Color.White
Me.btn6.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.0!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(178, Byte))
Me.btn6.Location = New System.Drawing.Point(184, 160)
Me.btn6.Name = "btn6"
Me.btn6.Size = New System.Drawing.Size(48, 32)
Me.btn6.TabIndex = 6
Me.btn6.Text = "6"
'
'btnMulty
'
Me.btnMulty.BackColor = System.Drawing.Color.White
Me.btnMulty.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.0!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(178, Byte))
Me.btnMulty.Location = New System.Drawing.Point(240, 160)
Me.btnMulty.Name = "btnMulty"
Me.btnMulty.Size = New System.Drawing.Size(48, 32)
Me.btnMulty.TabIndex = 7
Me.btnMulty.Text = "*"
'
'btn2
'
Me.btn2.BackColor = System.Drawing.Color.White
Me.btn2.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.0!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(178, Byte))
Me.btn2.Location = New System.Drawing.Point(128, 200)
Me.btn2.Name = "btn2"
Me.btn2.Size = New System.Drawing.Size(48, 32)
Me.btn2.TabIndex = 8
Me.btn2.Text = "2"
'
'btn3
'
Me.btn3.BackColor = System.Drawing.Color.White
Me.btn3.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.0!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(178, Byte))
Me.btn3.Location = New System.Drawing.Point(184, 200)
Me.btn3.Name = "btn3"
Me.btn3.Size = New System.Drawing.Size(48, 32)
Me.btn3.TabIndex = 9
Me.btn3.Text = "3"
'
'btnminus
'
Me.btnminus.BackColor = System.Drawing.Color.White
Me.btnminus.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.0!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(178, Byte))
Me.btnminus.Location = New System.Drawing.Point(240, 200)
Me.btnminus.Name = "btnminus"
Me.btnminus.Size = New System.Drawing.Size(48, 32)
Me.btnminus.TabIndex = 10
Me.btnminus.Text = "-"
'
'Button11
'
Me.Button11.BackColor = System.Drawing.Color.White
Me.Button11.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.0!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(178, Byte))
Me.Button11.Location = New System.Drawing.Point(128, 240)
Me.Button11.Name = "Button11"
Me.Button11.Size = New System.Drawing.Size(48, 32)
Me.Button11.TabIndex = 11
Me.Button11.Text = "+/-"
'
'btnpoint
'
Me.btnpoint.BackColor = System.Drawing.Color.White
Me.btnpoint.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.0!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(178, Byte))
Me.btnpoint.Location = New System.Drawing.Point(184, 240)
Me.btnpoint.Name = "btnpoint"
Me.btnpoint.Size = New System.Drawing.Size(48, 32)
Me.btnpoint.TabIndex = 12
Me.btnpoint.Text = "."
'
'btnplus
'
Me.btnplus.BackColor = System.Drawing.Color.White
Me.btnplus.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.0!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(178, Byte))
Me.btnplus.Location = New System.Drawing.Point(240, 240)
Me.btnplus.Name = "btnplus"
Me.btnplus.Size = New System.Drawing.Size(48, 32)
Me.btnplus.TabIndex = 13
Me.btnplus.Text = "+"
'
'Button14
'
Me.Button14.BackColor = System.Drawing.Color.White
Me.Button14.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.0!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(178, Byte))
Me.Button14.Location = New System.Drawing.Point(296, 120)
Me.Button14.Name = "Button14"
Me.Button14.Size = New System.Drawing.Size(48, 32)
Me.Button14.TabIndex = 14
Me.Button14.Text = "sqrt"
'
'Button15
'
Me.Button15.BackColor = System.Drawing.Color.White
Me.Button15.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.0!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(178, Byte))
Me.Button15.Location = New System.Drawing.Point(296, 160)
Me.Button15.Name = "Button15"
Me.Button15.Size = New System.Drawing.Size(48, 32)
Me.Button15.TabIndex = 15
Me.Button15.Text = "%"
'
'Button16
'
Me.Button16.BackColor = System.Drawing.Color.White
Me.Button16.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.0!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(178, Byte))
Me.Button16.Location = New System.Drawing.Point(296, 200)
Me.Button16.Name = "Button16"
Me.Button16.Size = New System.Drawing.Size(48, 32)
Me.Button16.TabIndex = 16
Me.Button16.Text = "1/x"
'
'btn0
'
Me.btn0.BackColor = System.Drawing.Color.White
Me.btn0.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.0!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(178, Byte))
Me.btn0.Location = New System.Drawing.Point(72, 240)
Me.btn0.Name = "btn0"
Me.btn0.Size = New System.Drawing.Size(48, 32)
Me.btn0.TabIndex = 17
Me.btn0.Text = "0"
'
'btn7
'
Me.btn7.BackColor = System.Drawing.Color.White
Me.btn7.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.0!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(178, Byte))
Me.btn7.Location = New System.Drawing.Point(72, 120)
Me.btn7.Name = "btn7"
Me.btn7.Size = New System.Drawing.Size(48, 32)
Me.btn7.TabIndex = 18
Me.btn7.Text = "7"
'
'btn4
'
Me.btn4.BackColor = System.Drawing.Color.White
Me.btn4.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.0!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(178, Byte))
Me.btn4.Location = New System.Drawing.Point(72, 160)
Me.btn4.Name = "btn4"
Me.btn4.Size = New System.Drawing.Size(48, 32)
Me.btn4.TabIndex = 19
Me.btn4.Text = "4"
'
'btn1
'
Me.btn1.BackColor = System.Drawing.Color.White
Me.btn1.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.0!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(178, Byte))
Me.btn1.Location = New System.Drawing.Point(72, 200)
Me.btn1.Name = "btn1"
Me.btn1.Size = New System.Drawing.Size(48, 32)
Me.btn1.TabIndex = 20
Me.btn1.Text = "1"
'
'btnback
'
Me.btnback.BackColor = System.Drawing.Color.White
Me.btnback.Font = New System.Drawing.Font("Microsoft Sans Serif", 8.25!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(178, Byte))
Me.btnback.Location = New System.Drawing.Point(72, 80)
Me.btnback.Name = "btnback"
Me.btnback.Size = New System.Drawing.Size(80, 24)
Me.btnback.TabIndex = 21
Me.btnback.Text = "backspace"
'
'Button22
'
Me.Button22.BackColor = System.Drawing.Color.White
Me.Button22.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.0!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(178, Byte))
Me.Button22.Location = New System.Drawing.Point(160, 80)
Me.Button22.Name = "Button22"
Me.Button22.Size = New System.Drawing.Size(80, 24)
Me.Button22.TabIndex = 22
Me.Button22.Text = "CE"
'
'btnclear
'
Me.btnclear.BackColor = System.Drawing.Color.White
Me.btnclear.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.0!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(178, Byte))
Me.btnclear.Location = New System.Drawing.Point(256, 80)
Me.btnclear.Name = "btnclear"
Me.btnclear.Size = New System.Drawing.Size(80, 24)
Me.btnclear.TabIndex = 23
Me.btnclear.Text = "C"
'
'Button24
'
Me.Button24.BackColor = System.Drawing.Color.White
Me.Button24.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.0!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(178, Byte))
Me.Button24.Location = New System.Drawing.Point(8, 120)
Me.Button24.Name = "Button24"
Me.Button24.Size = New System.Drawing.Size(48, 32)
Me.Button24.TabIndex = 24
Me.Button24.Text = "MC"
'
'Button25
'
Me.Button25.BackColor = System.Drawing.Color.White
Me.Button25.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.0!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(178, Byte))
Me.Button25.Location = New System.Drawing.Point(8, 160)
Me.Button25.Name = "Button25"
Me.Button25.Size = New System.Drawing.Size(48, 32)
Me.Button25.TabIndex = 25
Me.Button25.Text = "MR"
'
'Button26
'
Me.Button26.BackColor = System.Drawing.Color.White
Me.Button26.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.0!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(178, Byte))
Me.Button26.Location = New System.Drawing.Point(8, 200)
Me.Button26.Name = "Button26"
Me.Button26.Size = New System.Drawing.Size(48, 32)
Me.Button26.TabIndex = 26
Me.Button26.Text = "MS"
'
'Button27
'
Me.Button27.BackColor = System.Drawing.Color.White
Me.Button27.Font = New System.Drawing.Font("Microsoft Sans Serif", 9.0!, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, CType(178, Byte))
Me.Button27.Location = New System.Drawing.Point(8, 240)
Me.Button27.Name = "Button27"
Me.Button27.Size = New System.Drawing.Size(48, 32)
Me.Button27.TabIndex = 27
Me.Button27.Text = "M+"
'
'calculator
'
Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
Me.BackColor = System.Drawing.Color.PeachPuff
Me.ClientSize = New System.Drawing.Size(352, 286)
Me.Controls.Add(Me.Button27)
Me.Controls.Add(Me.Button26)
Me.Controls.Add(Me.Button25)
Me.Controls.Add(Me.Button24)
Me.Controls.Add(Me.btnclear)
Me.Controls.Add(Me.Button22)
Me.Controls.Add(Me.btnback)
Me.Controls.Add(Me.btn1)
Me.Controls.Add(Me.btn4)
Me.Controls.Add(Me.btn7)
Me.Controls.Add(Me.btn0)
Me.Controls.Add(Me.Button16)
Me.Controls.Add(Me.Button15)
Me.Controls.Add(Me.Button14)
Me.Controls.Add(Me.btnplus)
Me.Controls.Add(Me.btnpoint)
Me.Controls.Add(Me.Button11)
Me.Controls.Add(Me.btnminus)
Me.Controls.Add(Me.btn3)
Me.Controls.Add(Me.btn2)
Me.Controls.Add(Me.btnMulty)
Me.Controls.Add(Me.btn6)
Me.Controls.Add(Me.btn5)
Me.Controls.Add(Me.btndivide)
Me.Controls.Add(Me.btn9)
Me.Controls.Add(Me.btn8)
Me.Controls.Add(Me.txtAcceptNumber)
Me.Controls.Add(Me.btnequal)
Me.Icon = CType(resources.GetObject("$this.Icon"), System.Drawing.Icon)
Me.Name = "calculator"
Me.Text = "calculator"
Me.ResumeLayout(False)
End Sub
#End Region
Dim zero As Double
Dim one As Double
Dim two As Double
Dim three As Double
Dim four As Double
Dim five As Double
Dim six As Double
Dim seven As Double
Dim eight As Double
Dim nine As Double
Dim plus As Double
Dim save As Double
Dim buttonclick As Double
Dim checked As Double
Private Sub btn0_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btn0.Click
If checked = 1 Then
txtAcceptNumber.Text = 0
'checked = 0
Else
Dim read As Double = txtAcceptNumber.Text
txtAcceptNumber.Text = read & 0
End If
End Sub
Private Sub btn1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btn1.Click
If checked = 1 Then
txtAcceptNumber.Text = 1
checked = 0
Else
Dim read As Double = txtAcceptNumber.Text
txtAcceptNumber.Text = read & 1
End If
End Sub
Private Sub btn2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btn2.Click
If checked = 1 Then
txtAcceptNumber.Text = 2
checked = 0
Else
Dim read As Double = txtAcceptNumber.Text
txtAcceptNumber.Text = read & 2
End If
End Sub
Private Sub btn3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btn3.Click
If checked = 1 Then
txtAcceptNumber.Text = 3
checked = 0
Else
Dim read As Double = txtAcceptNumber.Text
txtAcceptNumber.Text = read & 3
End If
End Sub
Private Sub btn4_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btn4.Click
If checked = 1 Then
txtAcceptNumber.Text = 4
checked = 0
Else
Dim read As Double = txtAcceptNumber.Text
txtAcceptNumber.Text = read & 4
End If
End Sub
Private Sub btn5_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btn5.Click
If checked = 1 Then
txtAcceptNumber.Text = 5
checked = 0
Else
Dim read As Double = txtAcceptNumber.Text
txtAcceptNumber.Text = read & 5
End If
End Sub
Private Sub btn6_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btn6.Click
If checked = 1 Then
txtAcceptNumber.Text = 6
checked = 0
Else
Dim read As Double = txtAcceptNumber.Text
txtAcceptNumber.Text = read & 6
End If
End Sub
Private Sub btn7_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btn7.Click
If checked = 1 Then
txtAcceptNumber.Text = 7
checked = 0
Else
Dim read As Double = txtAcceptNumber.Text
txtAcceptNumber.Text = read & 7
End If
End Sub
Private Sub btn8_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btn8.Click
If checked = 1 Then
txtAcceptNumber.Text = 8
checked = 0
Else
Dim read As Double = txtAcceptNumber.Text
txtAcceptNumber.Text = read & 8
End If
End Sub
Private Sub btn9_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btn9.Click
If checked = 1 Then
txtAcceptNumber.Text = 9
checked = 0
Else
Dim read As Double = txtAcceptNumber.Text
txtAcceptNumber.Text = read & 9
End If
End Sub
Private Sub btnpoint_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnpoint.Click
If checked = 1 Then
'Dim d As Double = "."
txtAcceptNumber.Text = "."
checked = 0
Else
Dim read As Double = txtAcceptNumber.Text
'Dim d As Double = "."
txtAcceptNumber.Text = read & "."
End If
End Sub
Private Sub btnplus_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnplus.Click
Dim read As Double = txtAcceptNumber.Text
If buttonclick = 89 Then
txtAcceptNumber.Text = save + read
checked = 1
save = txtAcceptNumber.Text
Else
save = txtAcceptNumber.Text
buttonclick = 89
txtAcceptNumber.Text = "0"
End If
End Sub
Private Sub btnminus_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnminus.Click
Dim read As Double = txtAcceptNumber.Text
If buttonclick = 1 Then
txtAcceptNumber.Text = save - read
checked = 1
save = txtAcceptNumber.Text
Else
save = txtAcceptNumber.Text
buttonclick = 1
txtAcceptNumber.Text = "0"
End If
End Sub
Private Sub btndivide_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btndivide.Click
Dim read As Double = txtAcceptNumber.Text
If buttonclick = 2 Then
txtAcceptNumber.Text = save / read
checked = 1
save = txtAcceptNumber.Text
Else
save = txtAcceptNumber.Text
buttonclick = 2
txtAcceptNumber.Text = "0"
End If
End Sub
Private Sub btnMulty_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnMulty.Click
Dim read As Double = txtAcceptNumber.Text
If buttonclick = 3 Then
txtAcceptNumber.Text = save * read
checked = 1
save = txtAcceptNumber.Text
Else
save = txtAcceptNumber.Text
buttonclick = 3
txtAcceptNumber.Text = "0"
End If
End Sub
Private Sub btnequal_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnequal.Click
Dim read As Double = txtAcceptNumber.Text
If buttonclick = 89 Then
txtAcceptNumber.Text = save + read
checked = 1
buttonclick = 0
save = 0
ElseIf buttonclick = 1 Then
txtAcceptNumber.Text = save - read
checked = 1
buttonclick = 0
save = 0
ElseIf buttonclick = 2 Then
txtAcceptNumber.Text = save / read
checked = 1
buttonclick = 0
save = 0
ElseIf buttonclick = 3 Then
txtAcceptNumber.Text = save * read
checked = 1
buttonclick = 0
save = 0
End If
End Sub
Private Sub btnclear_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnclear.Click
txtAcceptNumber.Text = 0
save = 0
checked = 0
'buttonclick = 0
End Sub
Private Sub btnback_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnback.Click
If txtAcceptNumber.Text.Length = 1 Then
txtAcceptNumber.Text = 0
Else
Dim value1 As Double = txtAcceptNumber.Text.Length - 1
Dim val As Double = txtAcceptNumber.Text.Remove(value1, 1)
txtAcceptNumber.Text = val
End If
End Sub
End Class
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