Select combobox item array into different textboxes

Question

Hi,
I would like to know  how to array to different textboxes by select item from combobox ?
Thanks

Answer 1

Hello,
I would not do this as shown but instead not have quantity, book or books with price but if that is what you want let's make it easy.
Hi,
Thanks for response.
I get an error 'text' is ReadOnly. Is that any mistake i make ?
Public Class BookPrice
    Public ReadOnly Property Text As String
        Get
            If Quantity = 0 Then
                Return "Select Quantity"
            ElseIf Quantity = 1 Then
                Return Quantity.ToString & " Book " & Price.ToString("C2")
            ElseIf Quantity > 1 Then
                Return Quantity.ToString & " Books " & Price.ToString("C2")
            Else
                Return ""
            End If
        End Get
    End Property
    Public Property Quantity As Integer
    Public Property Price As Integer
    Private Sub PopulateCombo()
        Dim BookPrices As New List(Of BookPrice) From
                New BookPrice With {.Quantity = 0},
                New BookPrice With {.Price = 10, .Quantity = 1},
                New BookPrice With {.Price = 20, .Quantity = 2},
                New BookPrice With {.Price = 30, .Quantity = 3},
                New BookPrice With {.Price = 40, .Quantity = 4}
        ComboBox1.DisplayMember = "Text"
        ComboBox1.DataSource = BookPrices
        ComboBox1.DropDownStyle = ComboBoxStyle.DropDownList
    End Sub
    Private Sub ComboBox1_SelectedIndexChanged(sender As Object, e As EventArgs) Handles ComboBox1.SelectedIndexChanged
        If ComboBox1.SelectedItem IsNot Nothing Then
            Dim CurrentItem As BookPrice = CType(ComboBox1.SelectedItem, BookPrice)
            If CurrentItem.Quantity > 0 Then
                TextBox1.Text = CurrentItem.Price.ToString("C2")
            Else
                TextBox1.Text = ""
            End If
        End If
    End Sub
End Class