# GC.Spread.Sheets.IRangeGroupStateChangingEventArgs

## Content

# Interface: IRangeGroupStateChangingEventArgs

[Spread](../modules/GC.Spread).[Sheets](../modules/GC.Spread.Sheets).IRangeGroupStateChangingEventArgs

## Table of contents

### Properties

- [cancel](GC.Spread.Sheets.IRangeGroupStateChangingEventArgs#cancel)
- [index](GC.Spread.Sheets.IRangeGroupStateChangingEventArgs#index)
- [isRowGroup](GC.Spread.Sheets.IRangeGroupStateChangingEventArgs#isrowgroup)
- [level](GC.Spread.Sheets.IRangeGroupStateChangingEventArgs#level)
- [sheet](GC.Spread.Sheets.IRangeGroupStateChangingEventArgs#sheet)
- [sheetName](GC.Spread.Sheets.IRangeGroupStateChangingEventArgs#sheetname)

## Properties

### <a id="cancel" name="cancel"></a> cancel

• **cancel**: `boolean`

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### <a id="index" name="index"></a> index

• **index**: `number`

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### <a id="isrowgroup" name="isrowgroup"></a> isRowGroup

• **isRowGroup**: `boolean`

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### <a id="level" name="level"></a> level

• **level**: `number`

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### <a id="sheet" name="sheet"></a> sheet

• **sheet**: [`Worksheet`](../classes/GC.Spread.Sheets.Worksheet)

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### <a id="sheetname" name="sheetname"></a> sheetName

• **sheetName**: `string`