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Event Driven Programming

Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As_
System.EventArgs) Handles_ MyBase.Load
Dim CheckBox1 As New CheckBox()
CheckBox1.Text = "Checkbox1"
CheckBox1.Location = New Point(100, 50)
CheckBox1.Size = New Size(95, 45)
Me.Controls.Add(CheckBox1)
End Sub

3.4.6 ListBox
The ListBox control displays a list of items from which we can make a selection. We can select
one or more than one of the items fromthe list. The ListBox control is based on the ListControl
class which is based on the Control class. The Figure 3.16 displays a ListBox.

Figure 3.16: ListBox.

3.4.6.1 Notable Properties of the ListBox
3.4.6.1.1 In the Behavior Section
Horizontal Scrollbar: Displays a horizontal scrollbar to the ListBox. Works when the ListBox has
Multiple Columns.
Multi Column: The default value is set to False. Set it to True if you want the list box to display
multiple columns.
Scroll AlwaysVisible: Default value is set to False. Setting it to True will display both Vertical
and Horizontal scrollbar always.
SelectionMode: Default value is set to one. Select option None if you do not any item to be
selected. Select it to MultiSimple if you want multiple items to be selected. Setting it to
MultiExtended allows you to select multiple items with the help of Shift, Control and arrow keys
on the keyboard.

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