UIDriver class abstract

Mixed-in types

• FocusCapabilityDelegate
• ServerActionExecutionCapabilityDelegate
• UIControllerCapabilityDelegate
• ViewModelCapabilityDelegate
• TransportCapabilityDelegate
• ScriptingCapabilityDelegate
• LoggingCapabilityDelegate
• NativeModuleCapabilityDelegate

Implementers

• DuitDriver

Constructors

UIDriver()

Properties

actionExecutor ↔ ActionExecutor

The executor of actions used by the UI driver.

getter/setter pair

buildContext → BuildContext

The build context associated with the UI driver.

no setter, inherited

context ← BuildContext

Sets the current BuildContext for the delegate.

no getter, inherited

controllersCount → int

Returns the number of currently attached UIElementControllers managed by this delegate.

no setter, inherited

currentView → DuitView?

Get the current view being displayed.

no setter, inherited

driverChannel ↔ MethodChannel?

getter/setter pair

eventResolver ↔ EventResolver

The script runner used by the UI driver.

getter/setter pair

eventStream → Stream<UIDriverEvent>

A stream of UIDriverEvents that this delegate manages or receives.

no setter, inherited

externalEventHandler ↔ ExternalEventHandler?

The action executor used by the UI driver.

getter/setter pair

hashCode → int

The hash code for this object.

no setter, inherited

isModule ↔ bool

getter/setter pair

logger ↔ DebugLogger?

getter/setter pair

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

scriptRunner ↔ ScriptRunner?

The script runner used by the UI driver.

getter/setter pair

source → String

The source url of the UI driver.

final

transport ↔ Transport?

The transport used by the UI driver.

getter/setter pair

transportOptions → TransportOptions

The options for the transport used by the UI driver.

final

Methods

addExternalEventStream(Stream<Map<String, dynamic>> stream) → void

Registers an external stream of events to be handled by the delegate.

inherited

addUIDriverError(Object error, [StackTrace? stackTrace]) → void

Reports an error that occurred within the UI driver context to the delegate.

inherited

addUIDriverEvent(UIDriverEvent event) → void

Adds a UIDriverEvent to the event stream or processes it within the view capability delegate.

inherited

attachController(String id, UIElementController controller) → void

Attaches a UI element controller to the driver.

inherited

attachExternalHandler(UserDefinedHandlerKind type, UserDefinedEventHandler handle) → void

Registers an external handler for a given kind of user-defined action or event.

inherited

attachFocusNode(String nodeId, FocusNode node) → void

Attaches a FocusNode to the delegate, associating it with the provided nodeId.

inherited

build() → Widget?

Builds the UI.

connect({Map<String, dynamic>? initialRequestData, Map<String, dynamic>? staticContent}) → Stream<Map<String, dynamic>>

Establishes a connection to the server.

inherited

detachController(String id) → void

Detaches the UI element controller associated with the given id.

inherited

detachFocusNode(String nodeId) → void

inherited

dispose() → void

Disposes of the driver and releases any resources.

evalScript(String source) → Future<void>

Eval script source code

inherited

execScript(String functionName, {String? url, Map<String, dynamic>? meta, Map<String, dynamic>? body}) → Future<Map<String, dynamic>?>

Based on the name of the function, starts its execution.

inherited

execute(ServerAction action) → Future<void>

Executes the given ServerAction.

inherited

executeRemoteAction(ServerAction action, Map<String, dynamic> payload) → Future<Map<String, dynamic>?>

Executes a server action with the given payload and returns a server event.

inherited

focusInDirection(String nodeId, TraversalDirection direction) → bool

Moves the focus from the node identified by nodeId in the specified direction.

inherited

getController(String id) → UIElementController?

Returns the UIElementController associated with the given id, or null if no such controller is currently attached to the driver.

inherited

getNode(Object? key) → FocusNode?

Returns the FocusNode associated with the provided key, or null if no such node is attached.

inherited

init() → Future<void>

Initializes the UI driver.

initNativeModule() → Future<void>

Initializes the native module.

inherited

initScriptingCapability() → Future<void>

Initializes the scripting capability.

inherited

invokeNativeMethod<T>(String method, [dynamic arguments]) → Future<T?>

Invokes a native method.

inherited

isWidgetReady(String viewTag) → bool

Check if a widget is ready to be displayed.

inherited

linkDriver(UIDriver driver) → void

Links a UIDriver instance to this holder.

inherited

logCritical(dynamic message, [Object? exception, StackTrace? stackTrace]) → void

Logs a critical error message.

inherited

logDebug(dynamic message, [Object? exception, StackTrace? stackTrace]) → void

Logs a debug message.

inherited

logError(dynamic message, [Object? exception, StackTrace? stackTrace]) → void

Logs an error message.

inherited

logInfo(dynamic message, [Object? exception, StackTrace? stackTrace]) → void

Logs an informational message.

inherited

logVerbose(dynamic message, [Object? exception, StackTrace? stackTrace]) → void

Logs a verbose message.

inherited

logWarning(dynamic message, [Object? exception, StackTrace? stackTrace]) → void

Logs a warning message.

inherited

nextFocus(String nodeId) → bool

Moves the focus to the next focusable node in the traversal order relative to the node identified by nodeId.

inherited

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

notifyWidgetDisplayStateChanged(String viewTag, int state) → void

Notify the driver that the display state of a widget has changed.

inherited

prepareLayout(Map<String, dynamic> json) → Future<DuitView?>

Prepares and validates a layout configuration from a JSON-like map, returning a DuitView instance.

inherited

preparePayload(Iterable<ActionDependency> dependencies) → Map<String, dynamic>

Prepares and returns a payload map from the provided dependencies to be sent along with a ServerAction execution.

inherited

preparePayloadWithDataHash(Iterable<ActionDependency> dependencies) → (Map<String, dynamic>, int)

Save as preparePayload, but also calculate a hash of the data.

inherited

previousFocus(String nodeId) → bool

Moves the focus to the previous focusable node in the traversal order relative to the node identified by nodeId.

inherited

releaseResources() → void

Called to clean up any external resources, subscriptions, or handlers typically when a delegate is being disposed of or detached. Implementations should ensure all open streams or event sources are closed.

inherited

request(String url, Map<String, dynamic> meta, Map<String, dynamic> body) → Future<Map<String, dynamic>?>

Sends a request to the server.

inherited

requestFocus(String nodeId) → void

Requests that the focus be moved to the FocusNode associated with the given nodeId.

inherited

resolveEvent(BuildContext context, dynamic eventData) → Future<void>

Handles and resolves an incoming eventData in the given context.

inherited

toString() → String

A string representation of this object.

inherited

unfocus(String nodeId, {UnfocusDisposition disposition = UnfocusDisposition.scope}) → void

Removes focus from the node identified by nodeId and optionally determines the disposition for how focus should be handled within the focus scope.

inherited

updateAttributes(String controllerId, Map<String, dynamic> json) → Future<void>

Updates the attributes (properties) of the UI element controller identified by controllerId.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited