# cancel\_event.h<a name="EN-US_TOPIC_0000001055198094"></a>

-   [Overview](#section2019416052165626)
-   [Summary](#section60253813165626)
-   [Data Structures](#nested-classes)

## **Overview**<a name="section2019416052165626"></a>

**Related Modules:**

[Graphic](graphic.md)

**Description:**

Declares a cancel event, which usually occurs when the target view changes due to user sliding. For example, this event is triggered if you, after pressing a button, does not release the button but slides. 

**Since:**

1.0

**Version:**

1.0

## **Summary**<a name="section60253813165626"></a>

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

<a name="table346740190165626"></a>
<table><thead align="left"><tr id="row308851955165626"><th class="cellrowborder" valign="top" width="50%" id="mcps1.1.3.1.1"><p id="p1337222398165626"><a name="p1337222398165626"></a><a name="p1337222398165626"></a>Data Structure Name</p>
</th>
<th class="cellrowborder" valign="top" width="50%" id="mcps1.1.3.1.2"><p id="p832548501165626"><a name="p832548501165626"></a><a name="p832548501165626"></a>Description</p>
</th>
</tr>
</thead>
<tbody><tr id="row1302211372165626"><td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.1 "><p id="p1501531704165626"><a name="p1501531704165626"></a><a name="p1501531704165626"></a><a href="ohos-cancelevent.md">OHOS::CancelEvent</a></p>
</td>
<td class="cellrowborder" valign="top" width="50%" headers="mcps1.1.3.1.2 "><p id="p1300304861165626"><a name="p1300304861165626"></a><a name="p1300304861165626"></a>Defines a cancel event, which usually occurs when the target view changes due to user sliding. For example, this event is triggered if you, after pressing a button, does not release the button but slides. </p>
</td>
</tr>
</tbody>
</table>