HScrollBar in Toolstrip (Scroll change)

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Im trying to make a ToolStrip Scrollbar, but how to catch the Scroll change on the Form im using it on ???

Imports System.Windows.Forms.Design
Imports System.ComponentModel

<toolstripitemdesigneravailability(toolstripitemdesigneravailability.toolstrip)> _
Public Class ToolStripScroller
Inherits ToolStripControlHost

Private Scroller As New HScrollBar()

Public Sub New()
MyBase.New(New FlowLayoutPanel())
MyBase.Margin = New Padding(0, 5, 0, 2)

Scroller.Width = 140
MyBase.Control.Controls.Add(Scroller)

Me.Maximum = 100
Me.Minimum = 0
Me.Value = 10

AddHandler Scroller.Scroll, AddressOf Me.OnScroll

End Sub

Protected Overrides Sub Finalize()
MyBase.Finalize()
End Sub

Public Sub OnScroll(sender As System.Object, ByVal e As ScrollEventArgs)
'MyBase.OnScroll(e)
End Sub

Private _Value As Integer
<defaultvalue(10)> _
Public Property Value() As Integer
Get
Return _Value
End Get
Set(ByVal value As Integer)
_Value = value
Scroller.Value = _Value
Me.Invalidate()
End Set
End Property

Private _Maximum As Integer
<defaultvalue(100)> _
Public Property Maximum() As Integer
Get
Return _Maximum
End Get
Set(ByVal value As Integer)
_Maximum = value
Scroller.Maximum = _Maximum
Me.Invalidate()
End Set
End Property

Private _Minimum As Integer
<defaultvalue(0)> _
Public Property Minimum() As Integer
Get
Return _Minimum
End Get
Set(ByVal value As Integer)
_Minimum = value
Scroller.Minimum = _Minimum
Me.Invalidate()
End Set
End Property

End Class

Posted 22-Apr-12 0:35am

daddo2000

Updated 22-Apr-12 0:40am

v2

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daddo2000 · Answer 1 · 2012-04-22T01:35:00

Solution 1

I find a solution :

ASM

AddHandler Scroller.Scroll, AddressOf HandleScroll


Public Event Scroll As EventHandler

Private Sub HandleScroll(ByVal sender As Object, ByVal e As ScrollEventArgs)
  RaiseEvent Scroll(Me, e)
End Sub

Posted 22-Apr-12 1:35am

daddo2000

Comments

Klaus (Germany) 20-Nov-18 11:56am

Hello,
please help me.
Which lines of code are needed to take over the most important EventHandlers?
Example: ValueChanged, SizeChanged, etc...
The element is not displayed correctly.
If e.g. the AutoSize = False is set.
Thanks for your help.