Part18 checkbox using vb.net
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This document discusses using checkboxes in Visual BASIC .NET 2012, including code snippets that demonstrate how to add items to a list box when a checkbox is checked or clicked, change the list box background color when a checkbox is unchecked, and clear the list box items when a checkbox is unchecked. The tutorial is intended for beginners without prior programming experience.
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Part18 checkbox using vb.net
- 1. Visual BASIC .NET 2012 PART 18-Checkbox Dr. GIRIJA NARASIMHAN 1 This slides are available http://slideshare.net /nbgirija
- 2. Dr. GIRIJA NARASIMHAN 2 This tutorial only for beginners , those who don’t have any knowledge about any programming language skill and application design.
- 4. Dr.GIRIJA NARASIMHAN 4 Public Class Form4 Private Sub CheckBox1_CheckedChanged(sender As Object, e As EventArgs) Handles CheckBox1.CheckedChanged If CheckBox1.CheckState = CheckState.Checked Then ListBox1.Items.Add(CheckBox1.Text) ElseIf CheckBox1.CheckState = 0 Then ListBox1.Enabled = False End If End Sub Private Sub CheckBox2_mouseclick(sender As Object, e As EventArgs) Handles CheckBox2.MouseClick If CheckBox2.Checked = True Then ListBox1.Items.Add(CheckBox2.Text) ElseIf CheckBox2.Checked = False Then ListBox1.BackColor = Color.Coral End If End Sub
- 5. Dr.GIRIJA NARASIMHAN 5 Private Sub CheckBox3_mouseclick(sender As Object, e As EventArgs) Handles CheckBox3.MouseClick If CheckBox3.Checked = True Then ListBox1.Items.Add(CheckBox3.Text) Else ListBox1.Items.Clear() End If End Sub End Class