Use ScollBar to control font size : ScrollBar « GUI « VB.Net Tutorial






Use ScollBar to control font size
Imports System.Windows.Forms

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


Public Class Form1

    
    Private Sub HScrollBar1_ValueChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles HScrollBar1.ValueChanged
        Dim mysize As Integer
        mysize = HScrollBar1.Value
        TextBox1.Font = New System.Drawing.Font("", mysize)

    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.HScrollBar1 = New System.Windows.Forms.HScrollBar
        Me.TextBox1 = New System.Windows.Forms.TextBox
        Me.Label1 = New System.Windows.Forms.Label
        Me.SuspendLayout()
        '
        'HScrollBar1
        '
        Me.HScrollBar1.LargeChange = 5
        Me.HScrollBar1.Location = New System.Drawing.Point(23, 145)
        Me.HScrollBar1.Maximum = 55
        Me.HScrollBar1.Minimum = 5
        Me.HScrollBar1.Name = "HScrollBar1"
        Me.HScrollBar1.Size = New System.Drawing.Size(330, 21)
        Me.HScrollBar1.TabIndex = 1
        Me.HScrollBar1.Value = 5
        '
        'TextBox1
        '
        Me.TextBox1.Location = New System.Drawing.Point(18, 14)
        Me.TextBox1.Multiline = True
        Me.TextBox1.Name = "TextBox1"
        Me.TextBox1.Size = New System.Drawing.Size(334, 101)
        Me.TextBox1.TabIndex = 2
        Me.TextBox1.Text = "www.java2s.com"
        '
        'Label1
        '
        Me.Label1.AutoSize = True
        Me.Label1.Location = New System.Drawing.Point(25, 125)
        Me.Label1.Name = "Label1"
        Me.Label1.Size = New System.Drawing.Size(53, 12)
        Me.Label1.TabIndex = 3
        Me.Label1.Text = "Font Size"
        '
        'Form1
        '
        Me.AutoScaleDimensions = New System.Drawing.SizeF(6.0!, 12.0!)
        Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font
        Me.ClientSize = New System.Drawing.Size(378, 175)
        Me.Controls.Add(Me.Label1)
        Me.Controls.Add(Me.TextBox1)
        Me.Controls.Add(Me.HScrollBar1)
        Me.Name = "Form1"
        Me.Text = "Form1"
        Me.ResumeLayout(False)
        Me.PerformLayout()

    End Sub
    Friend WithEvents HScrollBar1 As System.Windows.Forms.HScrollBar
    Friend WithEvents TextBox1 As System.Windows.Forms.TextBox
    Friend WithEvents Label1 As System.Windows.Forms.Label

End Class








14.12.ScrollBar
14.12.1.Scroll Bar scrolls and get its current valueScroll Bar scrolls and get its current value
14.12.2.Value change event: Verical/Horizontal scroll barValue change event: Verical/Horizontal scroll bar
14.12.3.Use ScollBar to control font sizeUse ScollBar to control font size
14.12.4.Use ScrollBar to control the image scroll in a PictureBoxUse ScrollBar to control the image scroll in a PictureBox
14.12.5.Use ScrollBars to control the scroll of an ImageUse ScrollBars to control the scroll of an Image