Hide a control : Controls « GUI « VB.Net Tutorial

1. VB.Net Tutorial
2. GUI
3. Controls

Imports System.Windows.Forms

public class HideControl
   public Shared Sub Main
        Application.Run(New Form1)
   End Sub
End class


Public Class Form1
    Public val1 As Integer
    Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
        If val1 = 1 Then
            Button1.Visible = False
            val1 = 0
            Button2.Text = "Button1 Hidden"
        Else
            Button1.Visible = True
            val1 = 1
            Button2.Text = "Click Button2 to hide button1"
        End If

    End Sub

    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click

    End Sub
End Class


<Global.Microsoft.VisualBasic.CompilerServices.DesignerGenerated()> _
Partial Class Form1
    Inherits System.Windows.Forms.Form

    'Form overrides dispose to clean up the component list.
    <System.Diagnostics.DebuggerNonUserCode()> _
    Protected Overrides Sub Dispose(ByVal disposing As Boolean)
        If disposing AndAlso components IsNot Nothing Then
            components.Dispose()
        End If
        MyBase.Dispose(disposing)
    End Sub

    'Required by the Windows Form Designer
    Private components As System.ComponentModel.IContainer

    'NOTE: The following procedure is required by the Windows Form Designer
    'It can be modified using the Windows Form Designer.  
    'Do not modify it using the code editor.
    <System.Diagnostics.DebuggerStepThrough()> _
    Private Sub InitializeComponent()
        Me.Button1 = New System.Windows.Forms.Button
        Me.Button2 = New System.Windows.Forms.Button
        Me.SuspendLayout()
        '
        'Button1
        '
        Me.Button1.Location = New System.Drawing.Point(105, 65)
        Me.Button1.Margin = New System.Windows.Forms.Padding(4, 4, 4, 4)
        Me.Button1.Name = "Button1"
        Me.Button1.Size = New System.Drawing.Size(253, 40)
        Me.Button1.TabIndex = 0
        Me.Button1.Text = "Button1"
        Me.Button1.UseVisualStyleBackColor = True
        Me.Button1.Visible = False
        '
        'Button2
        '
        Me.Button2.Location = New System.Drawing.Point(105, 162)
        Me.Button2.Margin = New System.Windows.Forms.Padding(4, 4, 4, 4)
        Me.Button2.Name = "Button2"
        Me.Button2.Size = New System.Drawing.Size(253, 41)
        Me.Button2.TabIndex = 1
        Me.Button2.Text = "click Button2 to hide button1"
        Me.Button2.UseVisualStyleBackColor = True
        '
        'Form1
        '
        Me.AutoScaleDimensions = New System.Drawing.SizeF(8.0!, 15.0!)
        Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font
        Me.ClientSize = New System.Drawing.Size(473, 300)
        Me.Controls.Add(Me.Button2)
        Me.Controls.Add(Me.Button1)
        Me.Margin = New System.Windows.Forms.Padding(4, 4, 4, 4)
        Me.Name = "Form1"
        Me.Text = "Form1"
        Me.ResumeLayout(False)

    End Sub
    Friend WithEvents Button1 As System.Windows.Forms.Button
    Friend WithEvents Button2 As System.Windows.Forms.Button

End Class

14.73.Controls
	14.73.1.	Add Label to a form
	14.73.2.	Add TextBox to Form in code
	14.73.3.	Check Control type
	14.73.4.	Cast event sender to control
	14.73.5.	Read and Save controls on a form to a file
	14.73.6.	Set Control Parent
	14.73.7.	Add the Button control to the Form Controls collection
	14.73.8.	Use Constrol's Tag
	14.73.9.	Hide a control