LongMessageTemplate.Builder

Added in 1.1.0

Kotlin |Java

@RequiresCarApi(value = 2)
public final class LongMessageTemplate.Builder

A builder of LongMessageTemplate.

Summary

Public constructors
`Builder(@NonNull CharSequence message)` Returns a `Builder` instance.

Public methods
`@NonNull LongMessageTemplate.Builder`	`addAction(@NonNull Action action)` Adds an `Action` to display along with the message.
`@NonNull LongMessageTemplate`	`build()` Constructs the `LongMessageTemplate` defined by this builder.
`@NonNull LongMessageTemplate.Builder`	`setActionStrip(@NonNull ActionStrip actionStrip)` Sets the `ActionStrip` for this template or `null` to not display an .
`@NonNull LongMessageTemplate.Builder`	`setHeaderAction(@NonNull Action headerAction)` Sets the `Action` that will be displayed in the header of the template.
`@NonNull LongMessageTemplate.Builder`	`setTitle(@NonNull CharSequence title)` Sets the title of the template.

Public constructors

Builder

Added in 1.1.0

public Builder(@NonNull CharSequence message)

Returns a Builder instance.

Parameters
`@NonNull CharSequence message`	the text message to display in the template. This message will only be displayed when the car is parked.

Throws
`java.lang.NullPointerException`	if the `message` is `null`

Public methods

addAction

Added in 1.1.0

public @NonNull LongMessageTemplate.Builder addAction(@NonNull Action action)

Adds an Action to display along with the message.

Requirements This template allows up to 2 Actions in its body, and they must use a androidx.car.app.model.ParkedOnlyOnClickListener. One of these actions can be declared as primary via setFlags. Each action's title color can be customized with ForegroundCarColorSpan instances. Any other span is not supported.

Throws
`java.lang.IllegalArgumentException`	if `action` does not meet the requirements
`java.lang.NullPointerException`	if `action` is `null`

build

Added in 1.1.0

public @NonNull LongMessageTemplate build()

Constructs the LongMessageTemplate defined by this builder.

Requirements A non-empty message must be set on the template.

If none of the header Action, the header title or the action strip have been set on the template, the header is hidden.

Throws
`java.lang.IllegalStateException`	if the message is empty

setActionStrip

Added in 1.1.0

public @NonNull LongMessageTemplate.Builder setActionStrip(@NonNull ActionStrip actionStrip)

Sets the ActionStrip for this template or null to not display an .

Unless set with this method, the template will not have an action strip.

Requirements This template allows up to 2 Actions in its ActionStrip. Of the 2 allowed Actions, one of them can contain a title as set via setTitle. Otherwise, only Actions with icons are allowed.

Throws
`java.lang.IllegalArgumentException`	if `actionStrip` does not meet the requirements
`java.lang.NullPointerException`	if `actionStrip` is `null`

setHeaderAction

Added in 1.1.0

public @NonNull LongMessageTemplate.Builder setHeaderAction(@NonNull Action headerAction)

Sets the Action that will be displayed in the header of the template.

Unless set with this method, the template will not have a header action.

Requirements This template only supports either one of APP_ICON and BACK as a header Action.

Throws
`java.lang.IllegalArgumentException`	if `headerAction` does not meet the template's requirements
`java.lang.NullPointerException`	if `headerAction` is `null`

setTitle

Added in 1.1.0

public @NonNull LongMessageTemplate.Builder setTitle(@NonNull CharSequence title)

Sets the title of the template.

Unless set with this method, the template will not have a title.

Only DistanceSpans and DurationSpans are supported in the input string.

Throws
`java.lang.NullPointerException`	if `title` is `null`
`java.lang.IllegalArgumentException`	if `title` contains unsupported spans

See also
`CarText`