# Using Touch Support with Range Grouping

Learn how to optimize touch support for range grouping in Spread.NET with this comprehensive guide.

## Content

You can use touch gestures when expanding or collapsing range groups.
![Touch gestures when expanding or collapsing range groups in the spreadsheet](https://cdn.mescius.io/document-site-files/images/2238e618-a1fb-45a6-9ce5-9a4157bd2931/images/tsoutline.png)
Tap the expand or collapse button to expand or collapse the range group.
Set the [ZoomFactor](/spreadnet/api/latest/online-win/FarPoint.Win.Spread/FarPoint.Win.Spread.SheetView.ZoomFactor.html) property to change the size of the control. Touch gestures are easier to use if the control is zoomed.

## Using Code

The following code creates a range or outline group and sets the [ZoomFactor](/spreadnet/api/latest/online-win/FarPoint.Win.Spread/FarPoint.Win.Spread.SheetView.ZoomFactor.html) property.

```csharp
fpSpread1.ActiveSheet.Rows.Count = 11;
fpSpread1.ActiveSheet.Columns.Count = 6;
fpSpread1.InterfaceRenderer = null;
fpSpread1.ActiveSheet.RangeGroupBackgroundColor = Color.LightGreen;
fpSpread1.ActiveSheet.RangeGroupButtonStyle = FarPoint.Win.Spread.RangeGroupButtonStyle.Enhanced;
fpSpread1.ActiveSheet.AddRangeGroup(0, 8, true);
fpSpread1.ActiveSheet.AddRangeGroup(0, 5, true);
fpSpread1.ActiveSheet.AddRangeGroup(1, 3, false);
fpSpread1.ActiveSheet.AddRangeGroup(1, 2, false);
fpSpread1.ZoomFactor = 2;
```

```vbnet
fpSpread1.ActiveSheet.Rows.Count = 11
fpSpread1.ActiveSheet.Columns.Count = 6
fpSpread1.InterfaceRenderer = Nothing
fpSpread1.ActiveSheet.RangeGroupBackgroundColor = Color.LightGreen
fpSpread1.ActiveSheet.RangeGroupButtonStyle = FarPoint.Win.Spread.RangeGroupButtonStyle.Enhanced
fpSpread1.ActiveSheet.AddRangeGroup(0, 8, True)
fpSpread1.ActiveSheet.AddRangeGroup(0, 5, True)
fpSpread1.ActiveSheet.AddRangeGroup(1, 3, False)
fpSpread1.ActiveSheet.AddRangeGroup(1, 2, False)
fpSpread1.ZoomFactor = 2
```

## See Also

[Using Touch Support with AutoFit](/spreadnet/docs/latest/online-win/overview/spwin-devguide/tsmain/tsusing/tsautofit)
[Using Touch Support with Cell Notes](/spreadnet/docs/latest/online-win/overview/spwin-devguide/tsmain/tsusing/tscellnote)
[Using Touch Support with Charts](/spreadnet/docs/latest/online-win/overview/spwin-devguide/tsmain/tsusing/tschart)
[Using Touch Support with Clipboard Operations](/spreadnet/docs/latest/online-win/overview/spwin-devguide/tsmain/tsusing/tsclipboard)
[Using Touch Support with Drag and Fill](/spreadnet/docs/latest/online-win/overview/spwin-devguide/tsmain/tsusing/tsdragfill)
[Using Touch Support with Drop-Down Elements](/spreadnet/docs/latest/online-win/overview/spwin-devguide/tsmain/tsusing/tselements)
[Using Touch Support with Editable Cells](/spreadnet/docs/latest/online-win/overview/spwin-devguide/tsmain/tsusing/tseditcells)
[Using Touch Support with InputMan Cells](/spreadnet/docs/latest/online-win/overview/spwin-devguide/tsmain/tsusing/tsinputman)
[Using Touch Support with Filtering](/spreadnet/docs/latest/online-win/overview/spwin-devguide/tsmain/tsusing/tsfilter)
[Using Touch Support with Grouping](/spreadnet/docs/latest/online-win/overview/spwin-devguide/tsmain/tsusing/tsrangegroup/tsgrouping)
[Using Touch Support when Moving Columns or Rows](/spreadnet/docs/latest/online-win/overview/spwin-devguide/tsmain/tsusing/tsmove)
[Using Touch Support when Resizing Columns or Rows](/spreadnet/docs/latest/online-win/overview/spwin-devguide/tsmain/tsusing/tsresize)
[Using Touch Support with Scrolling](/spreadnet/docs/latest/online-win/overview/spwin-devguide/tsmain/tsusing/tsscroll)
[Using Touch Support with Selections](/spreadnet/docs/latest/online-win/overview/spwin-devguide/tsmain/tsusing/tsselection)
[Using Touch Support with Shapes](/spreadnet/docs/latest/online-win/overview/spwin-devguide/tsmain/tsusing/tsshapes)
[Using Touch Support when Sorting](/spreadnet/docs/latest/online-win/overview/spwin-devguide/tsmain/tsusing/tssort)
[Using Touch Support with Viewports](/spreadnet/docs/latest/online-win/overview/spwin-devguide/tsmain/tsusing/tsviewport)
[Using Touch Support with the Tab Strip](/spreadnet/docs/latest/online-win/overview/spwin-devguide/tsmain/tsusing/tstabstrip)
[Using Touch Support with Zooming](/spreadnet/docs/latest/online-win/overview/spwin-devguide/tsmain/tsusing/tszoom)