Hide UNhide Excel Worksheets Columns Using VBA Form

  
'For More :   https://MSexcelVBA.com

#If VBA7 Then
Private Declare PtrSafe Function FindWindowA Lib "user32" _
        (ByVal lpClassName As String, ByVal lpWindowName As String) As Long
Private Declare PtrSafe Function GetWindowLongA Lib "user32" _
        (ByVal hWnd As Long, ByVal nIndex As Long) As Long
Private Declare PtrSafe Function SetWindowLongA Lib "user32" _
        (ByVal hWnd As Long, ByVal nIndex As Long, ByVal dwNewLong As Long) As Long
#Else
Private Declare Function FindWindowA Lib "user32" _
        (ByVal lpClassName As String, ByVal lpWindowName As String) As Long
Private Declare Function GetWindowLongA Lib "user32" _
        (ByVal hWnd As Long, ByVal nIndex As Long) As Long
Private Declare Function SetWindowLongA Lib "user32" _
        (ByVal hWnd As Long, ByVal nIndex As Long, ByVal dwNewLong As Long) As Long
#End If
Public yukleme As Variant
Dim r, lst_column As Long
'
Private Sub CheckBox1_Click()        ' To select all listbox items
Dim Col As Long
 Application.ScreenUpdating = False
 Application.DisplayAlerts = False
  
If CheckBox1.Value = True Then
For r = 0 To ListBox1.ListCount - 1
        ListBox1.Selected(r) = True
Next r
   Else
For r = 0 To ListBox1.ListCount - 1
        ListBox1.Selected(r) = False
Next r
End If
   Col = ActiveSheet.Cells.SpecialCells(xlCellTypeLastCell).Offset(1, 0).End(xlToLeft).Column
   ActiveSheet.Columns(Col).Cells(1, 1).Activate
   Application.ScreenUpdating = True
   Application.DisplayAlerts = True
   
End Sub
Private Sub ComboBox1_MouseMove(ByVal Button As Integer, ByVal Shift As Integer, ByVal X As Single, ByVal Y As Single)
    Me.ComboBox1.DropDown
End Sub
Private Sub ComboBox1_Change()
Dim sht As Long, sr As Integer
Application.ScreenUpdating = False
Sheets(ComboBox1.Value).Activate
ListBox1.Clear
lst_column = ActiveSheet.UsedRange.Columns(ActiveSheet.UsedRange.Columns.Count).Column
    
If yukleme = "ok" Then
For sht = 1 To lst_column
    ListBox1.AddItem Split(Sheets(ComboBox1.Value).Cells(1, sht).Address, "$")(1) & " " & " " & "-" & Cells(1, sht).Value
    If Sheets(ComboBox1.Value).Columns(sht).Hidden = True Then
 ListBox1.Selected(sht - 1) = True
    End If
Next
 
  For sr = 0 To ListBox1.ListCount - 1
     If ListBox1.Selected(sr) = True Then
        Sheets(ComboBox1.Value).Cells(1, Split(ListBox1.List(sr, 0))(0)).EntireColumn.Hidden = True
     Else
             Sheets(ComboBox1.Value).Cells(1, Split(ListBox1.List(sr, 0))(0)).EntireColumn.Hidden = False
     End If
    Next
    End If
    Application.ScreenUpdating = True
End Sub

Private Sub ListBox1_Change()                'The columns that selected on listbox are hidden.
Dim sr As Integer
 Application.ScreenUpdating = False
 Application.DisplayAlerts = False
If yukleme = "ok" Then
For sr = 0 To ListBox1.ListCount - 1
  If ListBox1.Selected(sr) = True Then
       ActiveSheet.Cells(1, Split(ListBox1.List(sr, 0))(0)).EntireColumn.Hidden = True
   Else
       ActiveSheet.Cells(1, Split(ListBox1.List(sr, 0))(0)).EntireColumn.Hidden = False
   End If
Next
End If
Application.ScreenUpdating = True
Application.DisplayAlerts = True
End Sub

Private Sub UserForm_Initialize()
Dim cnt As Integer
With Me                                        'Userform is displayed in the upper right corner of the screen.
    .Left = (Application.Width - .Width) - 7
    .Top = 0
End With

For cnt = 1 To ThisWorkbook.Worksheets.Count    'The sheets of workbook is added to combobox.
ComboBox1.AddItem Sheets(cnt).Name
Next cnt
ComboBox1.Value = ActiveSheet.Name
lst_column = ActiveSheet.UsedRange.Columns(ActiveSheet.UsedRange.Columns.Count).Column

For sht = 1 To lst_column                        'The used columns of worksheets with column headers are listed on listbox.
 ListBox1.AddItem Split(Sheets(ComboBox1.Value).Cells(1, sht).Address, "$")(1) & " " & " " & "-" & Cells(1, sht).Value
    If Sheets(ComboBox1.Value).Columns(sht).Hidden = True Then
 ListBox1.Selected(sht - 1) = True
    End If
    Next
     
 yukleme = "ok"
   End Sub

Private Sub UserForm_Activate()
    Dim hWnd As Long, exLong As Long
    hWnd = FindWindowA(vbNullString, Me.Caption)
    exLong = GetWindowLongA(hWnd, -16)
    If (exLong And &H20000) = 0 Then
        SetWindowLongA hWnd, -16, exLong Or &H20000
        Me.Hide
        Me.Show
    End If
End Sub
Private Sub UserForm_Terminate()
 yukleme = "close"
End Sub