# LayoutElementBuilders.Box.Builder

# LayoutElementBuilders.Box.Builder

Artifact:[androidx.wear.protolayout:protolayout](https://developer.android.com/jetpack/androidx/releases/wear-protolayout)  
[View Source](https://cs.android.com/search?q=file:androidx/wear/protolayout/LayoutElementBuilders.java+class:androidx.wear.protolayout.LayoutElementBuilders.Box.Builder)  
Added in[1.0.0](https://developer.android.com/jetpack/androidx/releases/wear-protolayout#1.0.0)

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Kotlin\|[Java](https://developer.android.com/reference/androidx/wear/protolayout/LayoutElementBuilders.Box.Builder "View this page in Java")

<br />

```
class LayoutElementBuilders.Box.Builder
```

<br />

*** ** * ** ***

Builder for[Box](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box).

## Summary

|                                                                                                                             ### Public constructors                                                                                                                              |
|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| [Builder](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box.Builder#Builder())`()` Creates an instance of[Builder](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box.Builder). |

|                                                              ### Public functions                                                               |
|-------------------------------------------------------------------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| [LayoutElementBuilders.Box.Builder](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box.Builder) | `@`[RequiresSchemaVersion](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/expression/RequiresSchemaVersion)`(major = 1, minor = 0)` [addContent](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box.Builder#addContent(androidx.wear.protolayout.LayoutElementBuilders.LayoutElement))`(content: `[LayoutElementBuilders.LayoutElement](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.LayoutElement)`)` Adds one item to the child element(s) to wrap.                                                                                                                                                                                            |
| [LayoutElementBuilders.Box](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box)                 | [build](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box.Builder#build())`()` Builds an instance from accumulated values.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  |
| [LayoutElementBuilders.Box.Builder](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box.Builder) | `@`[RequiresSchemaVersion](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/expression/RequiresSchemaVersion)`(major = 1, minor = 0)` [setHeight](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box.Builder#setHeight(androidx.wear.protolayout.DimensionBuilders.ContainerDimension))`(height: `[DimensionBuilders.ContainerDimension](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/DimensionBuilders.ContainerDimension)`)` Sets the height of this[Box](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box).                                                                                                         |
| [LayoutElementBuilders.Box.Builder](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box.Builder) | `@`[RequiresSchemaVersion](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/expression/RequiresSchemaVersion)`(major = 1, minor = 0)` [setHorizontalAlignment](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box.Builder#setHorizontalAlignment(int))`(horizontalAlignment: `[Int](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html)`)` Sets the horizontal alignment of the element inside this[Box](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box).                                                                                                                                                                      |
| [LayoutElementBuilders.Box.Builder](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box.Builder) | `@`[RequiresSchemaVersion](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/expression/RequiresSchemaVersion)`(major = 1, minor = 0)` [setHorizontalAlignment](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box.Builder#setHorizontalAlignment(androidx.wear.protolayout.LayoutElementBuilders.HorizontalAlignmentProp))`(` ` horizontalAlignment: `[LayoutElementBuilders.HorizontalAlignmentProp](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.HorizontalAlignmentProp) `)` Sets the horizontal alignment of the element inside this[Box](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box). |
| [LayoutElementBuilders.Box.Builder](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box.Builder) | `@`[RequiresSchemaVersion](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/expression/RequiresSchemaVersion)`(major = 1, minor = 0)` [setModifiers](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box.Builder#setModifiers(androidx.wear.protolayout.ModifiersBuilders.Modifiers))`(modifiers: `[ModifiersBuilders.Modifiers](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/ModifiersBuilders.Modifiers)`)` Sets[androidx.wear.protolayout.ModifiersBuilders.Modifiers](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/ModifiersBuilders.Modifiers)for this element.                                                                          |
| [LayoutElementBuilders.Box.Builder](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box.Builder) | `@`[RequiresSchemaVersion](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/expression/RequiresSchemaVersion)`(major = 1, minor = 0)` [setVerticalAlignment](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box.Builder#setVerticalAlignment(int))`(verticalAlignment: `[Int](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-int/index.html)`)` Sets the vertical alignment of the element inside this[Box](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box).                                                                                                                                                                              |
| [LayoutElementBuilders.Box.Builder](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box.Builder) | `@`[RequiresSchemaVersion](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/expression/RequiresSchemaVersion)`(major = 1, minor = 0)` [setVerticalAlignment](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box.Builder#setVerticalAlignment(androidx.wear.protolayout.LayoutElementBuilders.VerticalAlignmentProp))`(` ` verticalAlignment: `[LayoutElementBuilders.VerticalAlignmentProp](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.VerticalAlignmentProp) `)` Sets the vertical alignment of the element inside this[Box](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box).               |
| [LayoutElementBuilders.Box.Builder](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box.Builder) | `@`[RequiresSchemaVersion](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/expression/RequiresSchemaVersion)`(major = 1, minor = 0)` [setWidth](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box.Builder#setWidth(androidx.wear.protolayout.DimensionBuilders.ContainerDimension))`(width: `[DimensionBuilders.ContainerDimension](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/DimensionBuilders.ContainerDimension)`)` Sets the width of this[Box](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box).                                                                                                             |

## Public constructors

### Builder

Added in[1.0.0](https://developer.android.com/jetpack/androidx/releases/wear-protolayout#1.0.0)  

```
Builder()
```

Creates an instance of[Builder](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box.Builder).  

## Public functions

### addContent

Added in[1.0.0](https://developer.android.com/jetpack/androidx/releases/wear-protolayout#1.0.0)  

```
@RequiresSchemaVersion(major = 1, minor = 0)
fun addContent(content: LayoutElementBuilders.LayoutElement): LayoutElementBuilders.Box.Builder
```

Adds one item to the child element(s) to wrap.  

### build

Added in[1.0.0](https://developer.android.com/jetpack/androidx/releases/wear-protolayout#1.0.0)  

```
fun build(): LayoutElementBuilders.Box
```

Builds an instance from accumulated values.  

### setHeight

Added in[1.0.0](https://developer.android.com/jetpack/androidx/releases/wear-protolayout#1.0.0)  

```
@RequiresSchemaVersion(major = 1, minor = 0)
fun setHeight(height: DimensionBuilders.ContainerDimension): LayoutElementBuilders.Box.Builder
```

Sets the height of this[Box](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box). If not defined, this will size itself to fit all of its children (i.e. a WrappedDimension).  

### setHorizontalAlignment

Added in[1.0.0](https://developer.android.com/jetpack/androidx/releases/wear-protolayout#1.0.0)  

```
@RequiresSchemaVersion(major = 1, minor = 0)
fun setHorizontalAlignment(horizontalAlignment: Int): LayoutElementBuilders.Box.Builder
```

Sets the horizontal alignment of the element inside this[Box](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box). If not defined, defaults to HORIZONTAL_ALIGN_CENTER.  

### setHorizontalAlignment

Added in[1.0.0](https://developer.android.com/jetpack/androidx/releases/wear-protolayout#1.0.0)  

```
@RequiresSchemaVersion(major = 1, minor = 0)
fun setHorizontalAlignment(
    horizontalAlignment: LayoutElementBuilders.HorizontalAlignmentProp
): LayoutElementBuilders.Box.Builder
```

Sets the horizontal alignment of the element inside this[Box](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box). If not defined, defaults to HORIZONTAL_ALIGN_CENTER.  

### setModifiers

Added in[1.0.0](https://developer.android.com/jetpack/androidx/releases/wear-protolayout#1.0.0)  

```
@RequiresSchemaVersion(major = 1, minor = 0)
fun setModifiers(modifiers: ModifiersBuilders.Modifiers): LayoutElementBuilders.Box.Builder
```

Sets[androidx.wear.protolayout.ModifiersBuilders.Modifiers](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/ModifiersBuilders.Modifiers)for this element.  

### setVerticalAlignment

Added in[1.0.0](https://developer.android.com/jetpack/androidx/releases/wear-protolayout#1.0.0)  

```
@RequiresSchemaVersion(major = 1, minor = 0)
fun setVerticalAlignment(verticalAlignment: Int): LayoutElementBuilders.Box.Builder
```

Sets the vertical alignment of the element inside this[Box](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box). If not defined, defaults to VERTICAL_ALIGN_CENTER.  

### setVerticalAlignment

Added in[1.0.0](https://developer.android.com/jetpack/androidx/releases/wear-protolayout#1.0.0)  

```
@RequiresSchemaVersion(major = 1, minor = 0)
fun setVerticalAlignment(
    verticalAlignment: LayoutElementBuilders.VerticalAlignmentProp
): LayoutElementBuilders.Box.Builder
```

Sets the vertical alignment of the element inside this[Box](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box). If not defined, defaults to VERTICAL_ALIGN_CENTER.  

### setWidth

Added in[1.0.0](https://developer.android.com/jetpack/androidx/releases/wear-protolayout#1.0.0)  

```
@RequiresSchemaVersion(major = 1, minor = 0)
fun setWidth(width: DimensionBuilders.ContainerDimension): LayoutElementBuilders.Box.Builder
```

Sets the width of this[Box](https://developer.android.com/reference/kotlin/androidx/wear/protolayout/LayoutElementBuilders.Box). If not defined, this will size itself to fit all of its children (i.e. a WrappedDimension).