KNNaviView_StateDelegate

INFO

This English reference is based on Directions SDK with UI 1.12.8-hotfix02 (as of 2026-07-24). For the latest version, see the Korean reference.

A delegate that represents the state of KNNaviView. Called when the state of KNNaviView changes. All callbacks are delivered on the main thread.

Example code — KNNaviView_StateDelegate

interface KNNaviView_StateDelegate

Methods

naviViewDidUpdateMapCameraMode

Called when a switch occurs between the 2D flat map and the 3D three-dimensional map.

abstract fun naviViewDidUpdateMapCameraMode(cameraMode: MapViewCameraMode): Unit

Parameters

Name	Description
cameraMode	Camera mode

naviViewDidUpdateSndVolume

Called when the navigation volume changes.

abstract fun naviViewDidUpdateSndVolume(volume: Float): Unit

Parameters

Name	Description
volume	Changed volume value

naviViewDidUpdateStatusBarColor

Called when changing the status bar color to match the color of the screen currently being guided.

abstract fun naviViewDidUpdateStatusBarColor(color: Int): Unit

Parameters

Name	Description
color	Changed color value

naviViewDidUpdateUseDarkMode

Called when a switch occurs between day mode and night mode.

abstract fun naviViewDidUpdateUseDarkMode(mode: Boolean): Unit

Parameters

Name	Description
mode	Day/night mode

naviViewScreenState

Delivers the state of the current navigation screen. You can check the detailed type in KNNaviViewState.

fun naviViewScreenState(viewState: KNNaviViewState)

Parameters

Name	Description
viewState	The state of the current driving screen

naviViewPopupOpenCheck

Delivers the open or closed state of a popup message.

fun naviViewPopupOpenCheck(open: Boolean)

Parameters

Name	Description
open	Whether the popup message is open or closed

naviViewDidUpdateCustomButton

Called when an event action occurs on a custom button added to KNComponentBottomMenuView.

fun naviViewDidUpdateCustomButton(id: Int, toggleOn: Boolean?)

Parameters

Name	Description
id	Custom button ID value
toggleOn	The current state value of the toggle button when the custom button is set to the toggle style

naviViewIsArrival

Sets the item to display at the bottom of the driving screen (default: true). (true: display arrival time, false: display travel time)

abstract fun naviViewIsArrival(aIsArrival: Boolean)