# ui\_abstract\_scroll.h<a name="ZH-CN_TOPIC_0000001055358090"></a>

## **Overview**<a name="section1173795388093528"></a>

**Related Modules:**

[Graphic](Graphic.md)

**Description:**

Declares the base class used to define the attributes of a scroll. The  **UIList**,  **UIScrollView**, and  **UISwipeView**  inherit from this class. 

**Since:**

1.0

**Version:**

1.0

## **Summary**<a name="section1001870141093528"></a>

## Data Structures<a name="nested-classes"></a>

<a name="table1670477439093528"></a>
<table><thead align="left"><tr id="row1913587928093528"><th class="cellrowborder" valign="top" width="50%" id="mcps1.1.3.1.1"><p id="p755767291093528"><a name="p755767291093528"></a><a name="p755767291093528"></a>Data Structure Name</p>
</th>
<th class="cellrowborder" valign="top" width="50%" id="mcps1.1.3.1.2"><p id="p1466098168093528"><a name="p1466098168093528"></a><a name="p1466098168093528"></a>Description</p>
</th>
</tr>
</thead>
<tbody><tr id="row212602955093528"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.1 "><p id="p844817952093528"><a name="p844817952093528"></a><a name="p844817952093528"></a><a href="OHOS-UIAbstractScroll.md">OHOS::UIAbstractScroll</a></p>
</td>
<td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.2 "><p id="p823853201093528"><a name="p823853201093528"></a><a name="p823853201093528"></a>Defines the attributes of a scroll, including the scroll direction, blank size of a scroll view, velocity and effects of a scroll animation. </p>
</td>
</tr>
</tbody>
</table>