VB.NET ComboBox Control.
The VB.NET ComboBox control is typically used for selecting text field options from a the list. If the dropdownstyle is set to dropdownlist the user can only select one of the dropdown items within the list. If the dropdownstyle is set to dropdown, the user can enter text into the text field. If the dropdownstyle is set to simple, the ComboBox control acts as a listbox control with a searchable textbox.
Namespace: System::Windows::Forms
System.Windows.Forms (in system.windows.forms.dll)
Creating an new VB.NET Windows forms ComboBox.
Dim combobox As New ComboBox
Assigning a new location for the VB.NET Windows Forms ComboBox.
combobox.Location = New Point(20, 20)
Assigning a text value to the VB.NET ComboBox control.
combobox.Text = "Select one"
Adding a VB.NET ComboBox control to the form.
Me.Controls.Add(combobox)
Creating a Selected Index Changed Event for the VB.NET ComboBox control.
AddHandler combobox.SelectedIndexChanged, AddressOf combobox_selectedindexchanged
Responding to the VB.NET ComboBox Selected Index Changed event.
Private Sub combobox_selectedindexchanged(ByVal sender As Object, ByVal e As EventArgs)
MessageBox.Show("Indexed Changed")
End Sub
Adding items to the VB.NET ComboBox control.
Dim s1 As String = "Dell"
Dim s2 As String = "HP"
Dim s3 As String = "SONY"
combobox.Items.AddRange(New String() {s1, s2, s3})
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