# ThumbnailTemplate

Added in[API level 31](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels)

# ThumbnailTemplate

*** ** * ** ***

Kotlin\|[Java](https://developer.android.com/reference/android/service/controls/templates/ThumbnailTemplate "View this page in Java")  

```
class ThumbnailTemplate : ControlTemplate
```

|---|---|--------------------------------------------------------------------------------------------------------------------------------------------------------------|
| [kotlin.Any](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-any/index.html)                                                                                  |||
| ↳ | [android.service.controls.templates.ControlTemplate](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate)         ||
|   | ↳ | [android.service.controls.templates.ThumbnailTemplate](https://developer.android.com/reference/kotlin/android/service/controls/templates/ThumbnailTemplate#) |

A template for a[Control](https://developer.android.com/reference/kotlin/android/service/controls/Control.html#)that displays an image.

## Summary

| Inherited constants ||
|---|---|
| From class[ControlTemplate](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate) |----------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | [Int](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html) | [TYPE_ERROR](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_ERROR:kotlin.Int) <br /> Type identifier of the template returned by[getErrorTemplate()](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#getErrorTemplate()). Value is[android.service.controls.templates.ControlTemplate#TYPE_ERROR](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_ERROR:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_NO_TEMPLATE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_NO_TEMPLATE:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_TOGGLE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_TOGGLE:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_RANGE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_RANGE:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_THUMBNAIL](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_THUMBNAIL:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_TOGGLE_RANGE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_TOGGLE_RANGE:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_TEMPERATURE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_TEMPERATURE:kotlin.Int), or[android.service.controls.templates.ControlTemplate#TYPE_STATELESS](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_STATELESS:kotlin.Int) <br />        | | [Int](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html) | [TYPE_NO_TEMPLATE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_NO_TEMPLATE:kotlin.Int) <br /> Type identifier of[ControlTemplate.getNoTemplateObject](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#getNoTemplateObject()). Value is[android.service.controls.templates.ControlTemplate#TYPE_ERROR](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_ERROR:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_NO_TEMPLATE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_NO_TEMPLATE:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_TOGGLE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_TOGGLE:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_RANGE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_RANGE:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_THUMBNAIL](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_THUMBNAIL:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_TOGGLE_RANGE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_TOGGLE_RANGE:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_TEMPERATURE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_TEMPERATURE:kotlin.Int), or[android.service.controls.templates.ControlTemplate#TYPE_STATELESS](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_STATELESS:kotlin.Int) <br /> | | [Int](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html) | [TYPE_RANGE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_RANGE:kotlin.Int) <br /> Type identifier of[RangeTemplate](https://developer.android.com/reference/kotlin/android/service/controls/templates/RangeTemplate). Value is[android.service.controls.templates.ControlTemplate#TYPE_ERROR](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_ERROR:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_NO_TEMPLATE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_NO_TEMPLATE:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_TOGGLE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_TOGGLE:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_RANGE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_RANGE:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_THUMBNAIL](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_THUMBNAIL:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_TOGGLE_RANGE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_TOGGLE_RANGE:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_TEMPERATURE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_TEMPERATURE:kotlin.Int), or[android.service.controls.templates.ControlTemplate#TYPE_STATELESS](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_STATELESS:kotlin.Int) <br />                                                           | | [Int](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html) | [TYPE_STATELESS](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_STATELESS:kotlin.Int) <br /> Type identifier of[StatelessTemplate](https://developer.android.com/reference/kotlin/android/service/controls/templates/StatelessTemplate). Value is[android.service.controls.templates.ControlTemplate#TYPE_ERROR](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_ERROR:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_NO_TEMPLATE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_NO_TEMPLATE:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_TOGGLE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_TOGGLE:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_RANGE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_RANGE:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_THUMBNAIL](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_THUMBNAIL:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_TOGGLE_RANGE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_TOGGLE_RANGE:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_TEMPERATURE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_TEMPERATURE:kotlin.Int), or[android.service.controls.templates.ControlTemplate#TYPE_STATELESS](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_STATELESS:kotlin.Int) <br />                                           | | [Int](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html) | [TYPE_TEMPERATURE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_TEMPERATURE:kotlin.Int) <br /> Type identifier of[TemperatureControlTemplate](https://developer.android.com/reference/kotlin/android/service/controls/templates/TemperatureControlTemplate). Value is[android.service.controls.templates.ControlTemplate#TYPE_ERROR](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_ERROR:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_NO_TEMPLATE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_NO_TEMPLATE:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_TOGGLE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_TOGGLE:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_RANGE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_RANGE:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_THUMBNAIL](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_THUMBNAIL:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_TOGGLE_RANGE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_TOGGLE_RANGE:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_TEMPERATURE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_TEMPERATURE:kotlin.Int), or[android.service.controls.templates.ControlTemplate#TYPE_STATELESS](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_STATELESS:kotlin.Int) <br />                     | | [Int](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html) | [TYPE_THUMBNAIL](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_THUMBNAIL:kotlin.Int) <br /> Type identifier of[ThumbnailTemplate](https://developer.android.com/reference/kotlin/android/service/controls/templates/ThumbnailTemplate#). Value is[android.service.controls.templates.ControlTemplate#TYPE_ERROR](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_ERROR:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_NO_TEMPLATE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_NO_TEMPLATE:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_TOGGLE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_TOGGLE:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_RANGE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_RANGE:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_THUMBNAIL](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_THUMBNAIL:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_TOGGLE_RANGE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_TOGGLE_RANGE:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_TEMPERATURE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_TEMPERATURE:kotlin.Int), or[android.service.controls.templates.ControlTemplate#TYPE_STATELESS](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_STATELESS:kotlin.Int) <br />                                          | | [Int](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html) | [TYPE_TOGGLE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_TOGGLE:kotlin.Int) <br /> Type identifier of[ToggleTemplate](https://developer.android.com/reference/kotlin/android/service/controls/templates/ToggleTemplate). Value is[android.service.controls.templates.ControlTemplate#TYPE_ERROR](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_ERROR:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_NO_TEMPLATE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_NO_TEMPLATE:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_TOGGLE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_TOGGLE:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_RANGE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_RANGE:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_THUMBNAIL](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_THUMBNAIL:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_TOGGLE_RANGE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_TOGGLE_RANGE:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_TEMPERATURE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_TEMPERATURE:kotlin.Int), or[android.service.controls.templates.ControlTemplate#TYPE_STATELESS](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_STATELESS:kotlin.Int) <br />                                                       | | [Int](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html) | [TYPE_TOGGLE_RANGE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_TOGGLE_RANGE:kotlin.Int) <br /> Type identifier of[ToggleRangeTemplate](https://developer.android.com/reference/kotlin/android/service/controls/templates/ToggleRangeTemplate). Value is[android.service.controls.templates.ControlTemplate#TYPE_ERROR](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_ERROR:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_NO_TEMPLATE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_NO_TEMPLATE:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_TOGGLE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_TOGGLE:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_RANGE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_RANGE:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_THUMBNAIL](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_THUMBNAIL:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_TOGGLE_RANGE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_TOGGLE_RANGE:kotlin.Int),[android.service.controls.templates.ControlTemplate#TYPE_TEMPERATURE](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_TEMPERATURE:kotlin.Int), or[android.service.controls.templates.ControlTemplate#TYPE_STATELESS](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_STATELESS:kotlin.Int) <br />                                 | ||

|                                                                                                                                                                                                                                                                                                                                  Public constructors                                                                                                                                                                                                                                                                                                                                  ||
|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---|
| [ThumbnailTemplate](https://developer.android.com/reference/kotlin/android/service/controls/templates/ThumbnailTemplate#ThumbnailTemplate(kotlin.String,%20kotlin.Boolean,%20android.graphics.drawable.Icon,%20kotlin.CharSequence))`(`templateId:` `[String](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html)`, `active:` `[Boolean](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-boolean/index.html)`, `thumbnail:` `[Icon](https://developer.android.com/reference/kotlin/android/graphics/drawable/Icon.html#)`, `contentDescription:` `[CharSequence](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-char-sequence/index.html)`)` <br /> |

|                                                                                                                                                                                                                     Public methods                                                                                                                                                                                                                     ||
|-----------------------------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| [CharSequence](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-char-sequence/index.html) | [getContentDescription](https://developer.android.com/reference/kotlin/android/service/controls/templates/ThumbnailTemplate#getContentDescription())`()` The description of the image returned by[ThumbnailTemplate.getThumbnail()](https://developer.android.com/reference/kotlin/android/service/controls/templates/ThumbnailTemplate#getThumbnail()) |
| [Int](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html)                    | [getTemplateType](https://developer.android.com/reference/kotlin/android/service/controls/templates/ThumbnailTemplate#getTemplateType())`()` <br />                                                                                                                                                                                                     |
| [Icon](https://developer.android.com/reference/kotlin/android/graphics/drawable/Icon.html#)   | [getThumbnail](https://developer.android.com/reference/kotlin/android/service/controls/templates/ThumbnailTemplate#getThumbnail())`()` The[Icon](https://developer.android.com/reference/kotlin/android/graphics/drawable/Icon.html#)(image) displayed by this template.                                                                                |
| [Boolean](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-boolean/index.html)            | [isActive](https://developer.android.com/reference/kotlin/android/service/controls/templates/ThumbnailTemplate#isActive())`()` <br />                                                                                                                                                                                                                   |

| Inherited functions ||
|---|---|
| From class[ControlTemplate](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate) |----------------------------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | [ControlTemplate](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate) | [getErrorTemplate](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#getErrorTemplate())`()` <br />                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            | | [ControlTemplate](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate) | [getNoTemplateObject](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#getNoTemplateObject())`()` <br /> Get a singleton[ControlTemplate](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate), which supports no direct user input. Used by[Control.StatelessBuilder](https://developer.android.com/reference/kotlin/android/service/controls/Control.StatelessBuilder.html#)when there is no known state. Can also be used in[Control.StatefulBuilder](https://developer.android.com/reference/kotlin/android/service/controls/Control.StatefulBuilder.html#)for conveying information to a user about the[Control](https://developer.android.com/reference/kotlin/android/service/controls/Control.html#)but direct user interaction is not desired. Since this template has no corresponding[ControlAction](https://developer.android.com/reference/kotlin/android/service/controls/actions/ControlAction.html#), any user interaction will launch the[Control.getAppIntent()](https://developer.android.com/reference/kotlin/android/service/controls/Control.html#getAppIntent()). <br /> | | [String](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html)                                     | [getTemplateId](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#getTemplateId())`()` <br />                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  | ||

## Public constructors

### ThumbnailTemplate

Added in[API level 31](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels)  

```
ThumbnailTemplate(
    templateId: String, 
    active: Boolean, 
    thumbnail: Icon, 
    contentDescription: CharSequence)
```

|                                                                                                                               Parameters                                                                                                                                ||
|----------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| `templateId`         | [String](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-string/index.html):the identifier for this template object This value cannot be`null`.                                                                                              |
| `active`             | [Boolean](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-boolean/index.html):whether the image corresponds to an active (live) stream.                                                                                                      |
| `thumbnail`          | [Icon](https://developer.android.com/reference/kotlin/android/graphics/drawable/Icon.html#):an image to display on the[Control](https://developer.android.com/reference/kotlin/android/service/controls/Control.html#)This value cannot be`null`. |
| `contentDescription` | [CharSequence](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-char-sequence/index.html):a description of the image for accessibility. This value cannot be`null`.                                                                           |

## Public methods

### getContentDescription

Added in[API level 31](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels)  

```
fun getContentDescription(): CharSequence
```

The description of the image returned by[ThumbnailTemplate.getThumbnail()](https://developer.android.com/reference/kotlin/android/service/controls/templates/ThumbnailTemplate#getThumbnail())

|                                                           Return                                                           ||
|-----------------------------------------------------------------------------------------------|-----------------------------|
| [CharSequence](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-char-sequence/index.html) | This value cannot be`null`. |

### getTemplateType

Added in[API level 31](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels)  

```
fun getTemplateType(): Int
```

|                                                                                                                  Return                                                                                                                   ||
|----------------------------------------------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------|
| [Int](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-int/index.html) | [ControlTemplate.TYPE_THUMBNAIL](https://developer.android.com/reference/kotlin/android/service/controls/templates/ControlTemplate#TYPE_THUMBNAIL:kotlin.Int) |

### getThumbnail

Added in[API level 31](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels)  

```
fun getThumbnail(): Icon
```

The[Icon](https://developer.android.com/reference/kotlin/android/graphics/drawable/Icon.html#)(image) displayed by this template.

|                                                          Return                                                          ||
|---------------------------------------------------------------------------------------------|-----------------------------|
| [Icon](https://developer.android.com/reference/kotlin/android/graphics/drawable/Icon.html#) | This value cannot be`null`. |

### isActive

Added in[API level 31](https://developer.android.com/guide/topics/manifest/uses-sdk-element.html#ApiLevels)  

```
fun isActive(): Boolean
```