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Posted 29 Jan 2008

UserControl Textbox

, 29 Jan 2008
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windows Textbox UserControl for only numeric, only alphbates, alphanumeric


This is a reusable Custom Textbox control which will give you provision to enter only numeric values, only alphabetics and alphaNumeric values


Public Class MyTextbox
    Enum opts
        numeric = 0
        charectors = 1
        both = 2
    End Enum
    Dim opt1 As opts
    Public Property options() As opts
            Return opt1
        End Get
        Set(ByVal value As opts)
            opt1 = value
        End Set
    End Property
    Private Sub TextBox1_KeyPress(ByVal sender As System.Object, ByVal e As System.Windows.Forms.KeyPressEventArgs) Handles TextBox1.KeyPress
        Select Case opt1
            Case opts.numeric
                If Char.IsDigit(e.KeyChar) = False Then
                    e.Handled = True
                End If
            Case opts.charectors
                If Char.IsLetter(e.KeyChar) = False Then
                    e.Handled = True
                End If
            Case opts.both
                If Char.IsLetterOrDigit(e.KeyChar) = False Then
                    e.Handled = True
                End If

        End Select
    End Sub
End Class

Points of Interest

.Net Windows Forms Textbox UserDefined Control

About the Author

Occupation:Senior Software Engineer
Company:Atherstone Consulting Limited.
Location:Hyderabad, India


This article, along with any associated source code and files, is licensed under The Code Project Open License (CPOL)


About the Author

Web Developer Atherstone Consulting Limited
India India
No Biography provided

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Comments and Discussions

GeneralMy vote of 1 Pin
scarterszoo4-Apr-09 11:10
memberscarterszoo4-Apr-09 11:10 

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