diff options
Diffstat (limited to 'Calculator.vb')
| -rw-r--r-- | Calculator.vb | 681 |
1 files changed, 681 insertions, 0 deletions
diff --git a/Calculator.vb b/Calculator.vb new file mode 100644 index 0000000..d88c6b8 --- /dev/null +++ b/Calculator.vb @@ -0,0 +1,681 @@ +Public Class Calculator + Public rolldownsize As Integer + Public oldbordersize As Integer + Public oldtitlebarheight As Integer + Public justopened As Boolean = False + Public needtorollback As Boolean = False + Public minimumsizewidth As Integer = 0 + Public minimumsizeheight As Integer = 0 + + Public dNumber As Double + Public sOperation As String + Public bHasFirstNumber, bHasSecondNumber, bHasOperation As Boolean + + Private Sub Template_Load(sender As Object, e As EventArgs) Handles MyBase.Load + justopened = True + setuptitlebar() + setupborders() + ShiftOSDesktop.setcolours() + Me.Left = (Screen.PrimaryScreen.Bounds.Width - Me.Width) / 2 + Me.Top = (Screen.PrimaryScreen.Bounds.Height - Me.Height) / 2 + setskin() + + ShiftOSDesktop.pnlpanelbuttonclock.SendToBack() 'modfiy to proper name + ShiftOSDesktop.setuppanelbuttons() + ShiftOSDesktop.setpanelbuttonappearnce(ShiftOSDesktop.pnlpanelbuttonshiftorium, ShiftOSDesktop.tbshiftoriumicon, ShiftOSDesktop.tbshiftoriumtext, True) 'modify to proper name + ShiftOSDesktop.programsopen = ShiftOSDesktop.programsopen + 1 + + dNumber = 0 + bHasFirstNumber = False + bHasOperation = False + End Sub + + Private Sub ShiftOSDesktop_keydown(sender As Object, ByVal e As System.Windows.Forms.KeyEventArgs) Handles MyBase.KeyDown + 'Make terminal appear + If e.KeyCode = Keys.T AndAlso e.Control Then + Terminal.Show() + Terminal.Visible = True + Terminal.BringToFront() + End If + + 'Movable Windows + If ShiftOSDesktop.boughtmovablewindows = True Then + If e.KeyCode = Keys.A AndAlso e.Control Then + e.Handled = True + Me.Location = New Point(Me.Location.X - ShiftOSDesktop.movablewindownumber, Me.Location.Y) + End If + If e.KeyCode = Keys.D AndAlso e.Control Then + e.Handled = True + Me.Location = New Point(Me.Location.X + ShiftOSDesktop.movablewindownumber, Me.Location.Y) + End If + If e.KeyCode = Keys.W AndAlso e.Control Then + e.Handled = True + Me.Location = New Point(Me.Location.X, Me.Location.Y - ShiftOSDesktop.movablewindownumber) + End If + If e.KeyCode = Keys.S AndAlso e.Control Then + e.Handled = True + Me.Location = New Point(Me.Location.X, Me.Location.Y + ShiftOSDesktop.movablewindownumber) + End If + ShiftOSDesktop.log = ShiftOSDesktop.log & My.Computer.Clock.LocalTime & " User moved " & Me.Name & " to " & Me.Location.ToString & " with " & e.KeyCode.ToString & Environment.NewLine + End If + End Sub + + Private Sub titlebar_MouseDown(sender As Object, e As MouseEventArgs) Handles titlebar.MouseDown, lbtitletext.MouseDown, pnlicon.MouseDown, pgtoplcorner.MouseDown, pgtoprcorner.MouseDown + ' Handle Draggable Windows + If ShiftOSDesktop.boughtdraggablewindows = True Then + If e.Button = MouseButtons.Left Then + titlebar.Capture = False + lbtitletext.Capture = False + pnlicon.Capture = False + pgtoplcorner.Capture = False + pgtoprcorner.Capture = False + Const WM_NCLBUTTONDOWN As Integer = &HA1S + Const HTCAPTION As Integer = 2 + Dim msg As Message = _ + Message.Create(Me.Handle, WM_NCLBUTTONDOWN, _ + New IntPtr(HTCAPTION), IntPtr.Zero) + Me.DefWndProc(msg) + End If + ShiftOSDesktop.log = ShiftOSDesktop.log & My.Computer.Clock.LocalTime & " User dragged " & Me.Name & " to " & Me.Location.ToString & Environment.NewLine + End If + End Sub + + Public Sub setupborders() + If ShiftOSDesktop.boughtwindowborders = False Then + pgleft.Hide() + pgbottom.Hide() + pgright.Hide() + Me.Size = New Size(Me.Width - pgleft.Width - pgright.Width, Me.Height - pgbottom.Height) + End If + End Sub + + Private Sub closebutton_Click(sender As Object, e As EventArgs) Handles closebutton.Click + Me.Close() + End Sub + + Private Sub closebutton_MouseEnter(sender As Object, e As EventArgs) Handles closebutton.MouseEnter, closebutton.MouseUp + closebutton.BackgroundImage = ShiftOSDesktop.skinclosebutton(1) + End Sub + + Private Sub closebutton_MouseLeave(sender As Object, e As EventArgs) Handles closebutton.MouseLeave + closebutton.BackgroundImage = ShiftOSDesktop.skinclosebutton(0) + End Sub + + Private Sub closebutton_MouseDown(sender As Object, e As EventArgs) Handles closebutton.MouseDown + closebutton.BackgroundImage = ShiftOSDesktop.skinclosebutton(2) + End Sub + + Private Sub minimizebutton_Click(sender As Object, e As EventArgs) Handles minimizebutton.Click + ShiftOSDesktop.minimizeprogram(Me) + End Sub + + Private Sub titlebar_MouseEnter(sender As Object, e As EventArgs) Handles titlebar.MouseEnter, titlebar.MouseUp, lbtitletext.MouseEnter, pnlicon.MouseEnter, closebutton.MouseEnter, rollupbutton.MouseEnter + If ShiftOSDesktop.skinimages(3) = ShiftOSDesktop.skinimages(4) Then Else titlebar.BackgroundImage = ShiftOSDesktop.skintitlebar(1) + End Sub + + Private Sub titlebar_MouseLeave(sender As Object, e As EventArgs) Handles titlebar.MouseLeave, lbtitletext.MouseLeave, pnlicon.MouseLeave, closebutton.MouseLeave, rollupbutton.MouseLeave + If ShiftOSDesktop.skinimages(3) = ShiftOSDesktop.skinimages(4) Then Else titlebar.BackgroundImage = ShiftOSDesktop.skintitlebar(0) + End Sub + + Private Sub rollupbutton_Click(sender As Object, e As EventArgs) Handles rollupbutton.Click + rollupanddown() + End Sub + + Private Sub rollupbutton_MouseEnter(sender As Object, e As EventArgs) Handles rollupbutton.MouseEnter, rollupbutton.MouseUp + rollupbutton.BackgroundImage = ShiftOSDesktop.skinrollupbutton(1) + End Sub + + Private Sub rollupbutton_MouseLeave(sender As Object, e As EventArgs) Handles rollupbutton.MouseLeave + rollupbutton.BackgroundImage = ShiftOSDesktop.skinrollupbutton(0) + End Sub + + Private Sub rollupbutton_MouseDown(sender As Object, e As EventArgs) Handles rollupbutton.MouseDown + rollupbutton.BackgroundImage = ShiftOSDesktop.skinrollupbutton(2) + End Sub + + Public Sub setuptitlebar() + + If Me.Height = Me.titlebar.Height Then pgleft.Show() : pgbottom.Show() : pgright.Show() : Me.Height = rolldownsize : needtorollback = True + pgleft.Width = ShiftOSDesktop.windowbordersize + pgright.Width = ShiftOSDesktop.windowbordersize + pgbottom.Height = ShiftOSDesktop.windowbordersize + titlebar.Height = ShiftOSDesktop.titlebarheight + + If justopened = True Then + Me.Size = New Size(261, 278) 'put the default size of your window here + Me.Size = New Size(Me.Width, Me.Height + ShiftOSDesktop.titlebarheight - 30) + Me.Size = New Size(Me.Width + ShiftOSDesktop.windowbordersize + ShiftOSDesktop.windowbordersize, Me.Height + ShiftOSDesktop.windowbordersize) + oldbordersize = ShiftOSDesktop.windowbordersize + oldtitlebarheight = ShiftOSDesktop.titlebarheight + justopened = False + Else + If Me.Visible = True Then + Me.Hide() + Me.Size = New Size(Me.Width, Me.Height - oldtitlebarheight + 30) + Me.Size = New Size(Me.Width - oldbordersize - oldbordersize, Me.Height - oldbordersize) + oldbordersize = ShiftOSDesktop.windowbordersize + oldtitlebarheight = ShiftOSDesktop.titlebarheight + Me.Size = New Size(Me.Width, Me.Height + ShiftOSDesktop.titlebarheight - 30) + Me.Size = New Size(Me.Width + ShiftOSDesktop.windowbordersize + ShiftOSDesktop.windowbordersize, Me.Height + ShiftOSDesktop.windowbordersize) + rolldownsize = Me.Height + If needtorollback = True Then Me.Height = titlebar.Height : pgleft.Hide() : pgbottom.Hide() : pgright.Hide() + Me.Show() + End If + End If + + If ShiftOSDesktop.showwindowcorners = True Then + pgtoplcorner.Show() + pgtoprcorner.Show() + pgtoprcorner.Width = ShiftOSDesktop.titlebarcornerwidth + pgtoplcorner.Width = ShiftOSDesktop.titlebarcornerwidth + Else + pgtoplcorner.Hide() + pgtoprcorner.Hide() + End If + + If ShiftOSDesktop.boughttitlebar = False Then + titlebar.Hide() + Me.Size = New Size(Me.Width, Me.Size.Height - titlebar.Height) + End If + + If ShiftOSDesktop.boughttitletext = False Then + lbtitletext.Hide() + Else + lbtitletext.Font = New Font(ShiftOSDesktop.titletextfont, ShiftOSDesktop.titletextsize, ShiftOSDesktop.titletextstyle) + lbtitletext.Text = ShiftOSDesktop.calculatorname + lbtitletext.Show() + End If + + If ShiftOSDesktop.boughtclosebutton = False Then + closebutton.Hide() + Else + closebutton.BackColor = ShiftOSDesktop.closebuttoncolour + closebutton.Height = ShiftOSDesktop.closebuttonheight + closebutton.Width = ShiftOSDesktop.closebuttonwidth + closebutton.Show() + End If + + If ShiftOSDesktop.boughtrollupbutton = False Then + rollupbutton.Hide() + Else + rollupbutton.BackColor = ShiftOSDesktop.rollupbuttoncolour + rollupbutton.Height = ShiftOSDesktop.rollupbuttonheight + rollupbutton.Width = ShiftOSDesktop.rollupbuttonwidth + rollupbutton.Show() + End If + + If ShiftOSDesktop.boughtminimizebutton = False Then + minimizebutton.Hide() + Else + minimizebutton.BackColor = ShiftOSDesktop.minimizebuttoncolour + minimizebutton.Height = ShiftOSDesktop.minimizebuttonheight + minimizebutton.Width = ShiftOSDesktop.minimizebuttonwidth + minimizebutton.Show() + End If + + If ShiftOSDesktop.boughtwindowborders = True Then + closebutton.Location = New Point(titlebar.Size.Width - ShiftOSDesktop.closebuttonside - closebutton.Size.Width, ShiftOSDesktop.closebuttontop) + rollupbutton.Location = New Point(titlebar.Size.Width - ShiftOSDesktop.rollupbuttonside - rollupbutton.Size.Width, ShiftOSDesktop.rollupbuttontop) + minimizebutton.Location = New Point(titlebar.Size.Width - ShiftOSDesktop.minimizebuttonside - minimizebutton.Size.Width, ShiftOSDesktop.minimizebuttontop) + Select Case ShiftOSDesktop.titletextposition + Case "Left" + lbtitletext.Location = New Point(ShiftOSDesktop.titletextside, ShiftOSDesktop.titletexttop) + Case "Centre" + lbtitletext.Location = New Point((titlebar.Width / 2) - lbtitletext.Width / 2, ShiftOSDesktop.titletexttop) + End Select + lbtitletext.ForeColor = ShiftOSDesktop.titletextcolour + Else + closebutton.Location = New Point(titlebar.Size.Width - ShiftOSDesktop.closebuttonside - pgtoplcorner.Width - pgtoprcorner.Width - closebutton.Size.Width, ShiftOSDesktop.closebuttontop) + rollupbutton.Location = New Point(titlebar.Size.Width - ShiftOSDesktop.rollupbuttonside - pgtoplcorner.Width - pgtoprcorner.Width - rollupbutton.Size.Width, ShiftOSDesktop.rollupbuttontop) + minimizebutton.Location = New Point(titlebar.Size.Width - ShiftOSDesktop.minimizebuttonside - pgtoplcorner.Width - pgtoprcorner.Width - minimizebutton.Size.Width, ShiftOSDesktop.minimizebuttontop) + Select Case ShiftOSDesktop.titletextposition + Case "Left" + lbtitletext.Location = New Point(ShiftOSDesktop.titletextside + pgtoplcorner.Width, ShiftOSDesktop.titletexttop) + Case "Centre" + lbtitletext.Location = New Point((titlebar.Width / 2) - lbtitletext.Width / 2, ShiftOSDesktop.titletexttop) + End Select + lbtitletext.ForeColor = ShiftOSDesktop.titletextcolour + End If + + If ShiftOSDesktop.boughtknowledgeinputicon = True Then + pnlicon.Visible = True + pnlicon.Location = New Point(ShiftOSDesktop.titlebariconside, ShiftOSDesktop.titlebaricontop) + pnlicon.Size = New Size(ShiftOSDesktop.titlebariconsize, ShiftOSDesktop.titlebariconsize) + pnlicon.Image = ShiftOSDesktop.calculatoricontitlebar 'Replace with the correct icon for the program. + End If + + End Sub + + Public Sub rollupanddown() + If Me.Height = Me.titlebar.Height Then + pgleft.Show() + pgbottom.Show() + pgright.Show() + Me.Height = rolldownsize + Me.MinimumSize = New Size(minimumsizewidth, minimumsizeheight) + Else + Me.MinimumSize = New Size(0, 0) + pgleft.Hide() + pgbottom.Hide() + pgright.Hide() + rolldownsize = Me.Height + Me.Height = Me.titlebar.Height + End If + End Sub + + Public Sub setskin() + If ShiftOSDesktop.skinclosebutton(0) Is Nothing Then Else closebutton.BackgroundImage = ShiftOSDesktop.skinclosebutton(0).Clone + closebutton.BackgroundImageLayout = ShiftOSDesktop.skinclosebuttonstyle + If ShiftOSDesktop.skintitlebar(0) Is Nothing Then Else titlebar.BackgroundImage = ShiftOSDesktop.skintitlebar(0).Clone + titlebar.BackgroundImageLayout = ShiftOSDesktop.skintitlebarstyle + If ShiftOSDesktop.skinrollupbutton(0) Is Nothing Then Else rollupbutton.BackgroundImage = ShiftOSDesktop.skinrollupbutton(0).Clone + rollupbutton.BackgroundImageLayout = ShiftOSDesktop.skinrollupbuttonstyle + If ShiftOSDesktop.skintitlebarleftcorner(0) Is Nothing Then Else pgtoplcorner.BackgroundImage = ShiftOSDesktop.skintitlebarleftcorner(0).Clone + pgtoplcorner.BackgroundImageLayout = ShiftOSDesktop.skintitlebarleftcornerstyle + If ShiftOSDesktop.skintitlebarrightcorner(0) Is Nothing Then Else pgtoprcorner.BackgroundImage = ShiftOSDesktop.skintitlebarrightcorner(0).Clone + pgtoprcorner.BackgroundImageLayout = ShiftOSDesktop.skintitlebarrightcornerstyle + If ShiftOSDesktop.skinminimizebutton(0) Is Nothing Then Else minimizebutton.BackgroundImage = ShiftOSDesktop.skinminimizebutton(0).Clone + minimizebutton.BackgroundImageLayout = ShiftOSDesktop.skinminimizebuttonstyle + + 'remove background colour when image is present + If closebutton.BackgroundImage Is Nothing Then Else closebutton.BackColor = Color.Transparent + If titlebar.BackgroundImage Is Nothing Then Else titlebar.BackColor = Color.Transparent + If rollupbutton.BackgroundImage Is Nothing Then Else rollupbutton.BackColor = Color.Transparent + If pgtoplcorner.BackgroundImage Is Nothing Then Else pgtoplcorner.BackColor = Color.Transparent + If pgtoprcorner.BackgroundImage Is Nothing Then Else pgtoprcorner.BackColor = Color.Transparent + If minimizebutton.BackgroundImage Is Nothing Then Else minimizebutton.BackColor = Color.Transparent + + Me.TransparencyKey = ShiftOSDesktop.globaltransparencycolour + End Sub + + Private Sub Clock_FormClosing(sender As Object, e As FormClosingEventArgs) Handles MyBase.FormClosing + ShiftOSDesktop.programsopen = ShiftOSDesktop.programsopen - 1 + Me.Hide() + ShiftOSDesktop.setuppanelbuttons() + End Sub + + 'end of general setup + + Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btn1.Click + If bHasFirstNumber Then + If dNumber <> 0 Then + If Me.lbldispla.Text = 0 Then + Me.lbldispla.Text = 1 + bHasSecondNumber = True + Exit Sub + End If + Me.lbldispla.Text &= 1 + Exit Sub + End If + Me.lbldispla.Text &= 1 + Else + Me.lbldispla.Text = 1 + bHasFirstNumber = True + bHasOperation = False + End If + End Sub + + Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btn2.Click + If bHasFirstNumber Then + If dNumber <> 0 Then + If Me.lbldispla.Text = 0 Then + Me.lbldispla.Text = 2 + bHasSecondNumber = True + + Exit Sub + End If + + Me.lbldispla.Text &= 2 + Exit Sub + End If + Me.lbldispla.Text &= 2 + Else + Me.lbldispla.Text = 2 + bHasFirstNumber = True + bHasOperation = False + End If + End Sub + + Private Sub Button3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btn3.Click + If bHasFirstNumber Then + If dNumber <> 0 Then + If Me.lbldispla.Text = 0 Then + Me.lbldispla.Text = 3 + bHasSecondNumber = True + + Exit Sub + End If + + Me.lbldispla.Text &= 3 + Exit Sub + End If + Me.lbldispla.Text &= 3 + Else + Me.lbldispla.Text = 3 + bHasFirstNumber = True + bHasOperation = False + End If + End Sub + + Private Sub Button4_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btn4.Click + If bHasFirstNumber Then + If dNumber <> 0 Then + If Me.lbldispla.Text = 0 Then + Me.lbldispla.Text = 4 + bHasSecondNumber = True + + Exit Sub + End If + + Me.lbldispla.Text &= 4 + Exit Sub + End If + Me.lbldispla.Text &= 4 + Else + Me.lbldispla.Text = 4 + bHasFirstNumber = True + bHasOperation = False + End If + End Sub + + Private Sub Button5_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btn5.Click + If bHasFirstNumber Then + If dNumber <> 0 Then + If Me.lbldispla.Text = 0 Then + Me.lbldispla.Text = 5 + bHasSecondNumber = True + + Exit Sub + End If + + Me.lbldispla.Text &= 5 + Exit Sub + End If + Me.lbldispla.Text &= 5 + Else + Me.lbldispla.Text = 5 + bHasFirstNumber = True + bHasOperation = False + End If + End Sub + + Private Sub Button6_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btn6.Click + If bHasFirstNumber Then + If dNumber <> 0 Then + If Me.lbldispla.Text = 0 Then + Me.lbldispla.Text = 6 + bHasSecondNumber = True + + Exit Sub + End If + + Me.lbldispla.Text &= 6 + Exit Sub + End If + Me.lbldispla.Text &= 6 + Else + Me.lbldispla.Text = 6 + bHasFirstNumber = True + bHasOperation = False + End If + End Sub + + Private Sub Button7_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btn7.Click + If bHasFirstNumber Then + If dNumber <> 0 Then + If Me.lbldispla.Text = 0 Then + Me.lbldispla.Text = 7 + bHasSecondNumber = True + + Exit Sub + End If + + Me.lbldispla.Text &= 7 + Exit Sub + End If + Me.lbldispla.Text &= 7 + Else + Me.lbldispla.Text = 7 + bHasFirstNumber = True + bHasOperation = False + End If + End Sub + + Private Sub Button8_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btn8.Click + If bHasFirstNumber Then + If dNumber <> 0 Then + If Me.lbldispla.Text = 0 Then + Me.lbldispla.Text = 8 + bHasSecondNumber = True + + Exit Sub + End If + + Me.lbldispla.Text &= 8 + Exit Sub + End If + Me.lbldispla.Text &= 8 + Else + Me.lbldispla.Text = 8 + bHasFirstNumber = True + bHasOperation = False + End If + End Sub + + Private Sub Button9_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btn9.Click + If bHasFirstNumber Then + If dNumber <> 0 Then + If Me.lbldispla.Text = 0 Then + Me.lbldispla.Text = 9 + bHasSecondNumber = True + + Exit Sub + End If + + Me.lbldispla.Text &= 9 + Exit Sub + End If + Me.lbldispla.Text &= 9 + Else + Me.lbldispla.Text = 9 + bHasFirstNumber = True + bHasOperation = False + End If + End Sub + + Private Sub Button10_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btn0.Click + If bHasFirstNumber Then + If dNumber <> 0 Then + If Me.lbldispla.Text <> 0 Then + Me.lbldispla.Text &= 0 + End If + Exit Sub + End If + Me.lbldispla.Text &= 0 + Else + Me.lbldispla.Text = 0 + End If + End Sub + + Private Sub Button11_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnequals.Click + If bHasFirstNumber And bHasSecondNumber Then + + If (sOperation = "+") Then + Me.lbldispla.Text = Val(Me.lbldispla.Text) + dNumber + ElseIf (sOperation = "-") Then + Me.lbldispla.Text = dNumber - Val(Me.lbldispla.Text) + ElseIf (sOperation = "*") Then + Me.lbldispla.Text = Val(Me.lbldispla.Text) * dNumber + ElseIf (sOperation = "/") Then + Me.lbldispla.Text = dNumber / Val(Me.lbldispla.Text) + Else + Exit Sub + End If + + dNumber = Val(Me.lbldispla.Text) + bHasFirstNumber = False + bHasSecondNumber = False + bHasOperation = True + sOperation = "" + End If + End Sub + + Private Sub Button12_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnplus.Click + + If bHasSecondNumber Then + + If bHasOperation Then + If (sOperation = "+") Then + dNumber = Val(Me.lbldispla.Text) + dNumber + ElseIf (sOperation = "-") Then + dNumber = dNumber - Val(Me.lbldispla.Text) + ElseIf (sOperation = "*") Then + dNumber = Val(Me.lbldispla.Text) * dNumber + ElseIf (sOperation = "/") Then + dNumber = dNumber / Val(Me.lbldispla.Text) + Else + Exit Sub + End If + + sOperation = "+" + bHasSecondNumber = False + Me.lbldispla.Text = 0 + + Exit Sub + Else + sOperation = "+" + dNumber = Val(Me.lbldispla.Text) + dNumber + bHasSecondNumber = False + Me.lbldispla.Text = 0 + Exit Sub + End If + End If + + If bHasFirstNumber Or bHasOperation Then + If bHasOperation Then + bHasFirstNumber = True + End If + sOperation = "+" + bHasOperation = True + dNumber = Val(Me.lbldispla.Text) + Me.lbldispla.Text = 0 + End If + End Sub + + Private Sub Button13_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnminus.Click + If bHasSecondNumber Then + If bHasOperation Then + If (sOperation = "+") Then + dNumber = Val(Me.lbldispla.Text) + dNumber + ElseIf (sOperation = "-") Then + dNumber = dNumber - Val(Me.lbldispla.Text) + ElseIf (sOperation = "*") Then + dNumber = Val(Me.lbldispla.Text) * dNumber + ElseIf (sOperation = "/") Then + dNumber = dNumber / Val(Me.lbldispla.Text) + Else + Exit Sub + End If + sOperation = "-" + bHasSecondNumber = False + Me.lbldispla.Text = 0 + Exit Sub + Else + sOperation = "-" + dNumber = dNumber - Val(Me.lbldispla.Text) + bHasSecondNumber = False + Me.lbldispla.Text = 0 + Exit Sub + End If + End If + If bHasFirstNumber Or bHasOperation Then + If bHasOperation Then + bHasFirstNumber = True + End If + sOperation = "-" + dNumber = Val(Me.lbldispla.Text) + Me.lbldispla.Text = 0 + End If + End Sub + + Private Sub Button14_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btntimes.Click + If bHasSecondNumber Then + If bHasOperation Then + If (sOperation = "+") Then + dNumber = Val(Me.lbldispla.Text) + dNumber + ElseIf (sOperation = "-") Then + dNumber = dNumber - Val(Me.lbldispla.Text) + ElseIf (sOperation = "*") Then + dNumber = Val(Me.lbldispla.Text) * dNumber + ElseIf (sOperation = "/") Then + dNumber = dNumber / Val(Me.lbldispla.Text) + Else + Exit Sub + End If + sOperation = "*" + bHasSecondNumber = False + Me.lbldispla.Text = 0 + Exit Sub + Else + sOperation = "*" + dNumber = Val(Me.lbldispla.Text) * dNumber + bHasSecondNumber = False + Me.lbldispla.Text = 0 + Exit Sub + End If + End If + If bHasFirstNumber Or bHasOperation Then + If bHasOperation Then + bHasFirstNumber = True + End If + sOperation = "*" + dNumber = Val(Me.lbldispla.Text) + Me.lbldispla.Text = 0 + End If + End Sub + + Private Sub Button15_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btndividedby.Click + If bHasSecondNumber Then + If bHasOperation Then + If (sOperation = "+") Then + dNumber = Val(Me.lbldispla.Text) + dNumber + ElseIf (sOperation = "-") Then + dNumber = dNumber - Val(Me.lbldispla.Text) + ElseIf (sOperation = "*") Then + dNumber = Val(Me.lbldispla.Text) * dNumber + ElseIf (sOperation = "/") Then + dNumber = dNumber / Val(Me.lbldispla.Text) + Else + Exit Sub + End If + sOperation = "/" + bHasSecondNumber = False + Me.lbldispla.Text = 0 + Exit Sub + Else + sOperation = "/" + dNumber = dNumber / Val(Me.lbldispla.Text) + bHasSecondNumber = False + Me.lbldispla.Text = 0 + Exit Sub + End If + End If + If bHasFirstNumber Or bHasOperation Then + If bHasOperation Then + bHasFirstNumber = True + End If + sOperation = "/" + dNumber = Val(Me.lbldispla.Text) + Me.lbldispla.Text = 0 + End If + End Sub + + Private Sub Button16_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnclearall.Click + Me.lbldispla.Text = 0 + dNumber = 0 + bHasFirstNumber = False + bHasSecondNumber = False + bHasOperation = False + sOperation = "" + End Sub +End Class
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