Hello please for advice. I have this macro, working OK very good, doing what I want. The only thing I need to add there, is skip macro and dont send any email if autofilter is empty.
Please help.

Sub FIRSTWARN()

'-----Sheets
Dim Database As Worksheet
Dim Newsheet As Worksheet

'-----Define Sheet names
Set Database = Worksheets("Matka")
Application.DisplayAlerts = False

Sheets.Add.Name = "RIESIT 7pred"
Set Newsheet = Worksheets("RIESIT 7pred")

Newsheet.Range("B2:I200").ClearContents
LastRow = Database.Cells(Rows.Count, 1).End(xlUp).Row
With Database

.AutoFilterMode = False
With .Range("B1:O" & LastRow)
.AutoFilter Field:=5, Criteria1:="ANO", Operator:=xlFilterValues
.SpecialCells(xlCellTypeVisible).Copy Destination:=Sheets("RIESIT 7pred").Range("A1")
Columns("A:A").ColumnWidth = 40
Columns("B:D").ColumnWidth = 30

End With

End With

Dim rng As Range
Dim OutApp As Object
Dim OutMail As Object
Dim StrBody As String


Set rng = Nothing
On Error Resume Next
'Only the visible cells in the selection
'Set rng = Selection.SpecialCells(xlCellTypeVisible)
'Excel Range to Copy
StrBody = "Dobry den, upozornujem na ulohy 7 dni pred terminom:"
Set rng = ThisWorkbook.Worksheets("RIESIT 7pred").Range("A1:D200").SpecialCells(xlCellTypeVisible)
On Error GoTo 0
If rng Is Nothing Then
MsgBox "The selection is not a range or the sheet is protected" & _
vbNewLine & "please correct and try again.", vbOKOnly
Exit Sub
End If
With Application
.EnableEvents = False
.ScreenUpdating = False
End With
Set OutApp = CreateObject("Outlook.Application")
Set OutMail = OutApp.CreateItem(0)
On Error Resume Next
With OutMail
.To =""
.cc = ""
.BCC = ""
.Subject = "PRIPOMIENKA: Ulohy 7 dni pred terminom "
.HTMLBody = StrBody & rangetoHTML(rng)
'.Attachments.Add ActiveWorkbook.FullName
.Display
'or use .Display
End With
On Error GoTo 0
With Application
.EnableEvents = True
.ScreenUpdating = True
End With



Sheets("RIESIT 7pred").Delete


Application.DisplayAlerts = True

If ActiveSheet.AutoFilterMode Then ActiveSheet.ShowAllData

Set OutMail = Nothing
Set OutApp = Nothing
End Sub
Function rangetoHTML(rng As Range)
Dim fso As Object
Dim ts As Object
Dim TempFile As String
Dim TempWB As Workbook
TempFile = Environ$("temp") & "" & Format(Now, "dd-mm-yy h-mm-ss") & ".htm"
'Copy the range and create a new workbook to past the data in
rng.Copy
Set TempWB = Workbooks.Add(1)
With TempWB.Sheets(1)
.Cells(1).PasteSpecial Paste:=8
.Cells(1).PasteSpecial xlPasteValues, , False, False
.Cells(1).PasteSpecial xlPasteFormats, , False, False
.Cells(1).Select
Application.CutCopyMode = False
On Error Resume Next
.DrawingObjects.Visible = True
.DrawingObjects.Delete
On Error GoTo 0
End With
'Publish the sheet to a htm file
With TempWB.PublishObjects.Add( _
SourceType:=xlSourceRange, _
Filename:=TempFile, _
Sheet:=TempWB.Sheets(1).Name, _
Source:=TempWB.Sheets(1).UsedRange.Address, _
HtmlType:=xlHtmlStatic)
.Publish (True)
End With
'Read all data from the htm file into RangetoHTML
Set fso = CreateObject("Scripting.FileSystemObject")
Set ts = fso.GetFile(TempFile).OpenAsTextStream(1, -2)
rangetoHTML = ts.readall
ts.Close
rangetoHTML = Replace(rangetoHTML, "align=center x:publishsource=", _
"align=left x:publishsource=")
'Close TempWB
TempWB.Close savechanges:=False
'Delete the htm file we used in this function
Kill TempFile
Set ts = Nothing
Set fso = Nothing
Set TempWB = Nothing
End Function