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HERE Maps API for JavaScript - API Reference

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HERE Maps API for JavaScript - API Reference: Class: RadioGroup

Table of Contents

Class: RadioGroup

H.ui.base.RadioGroup

new H.ui.base.RadioGroup (opt_options)

This class represents a group of push buttons of which only one can be active at a time.

Name Type Description
opt_options H.ui.base.RadioGroup.Options optional

An optional configuration options

Extends

Methods

addButton (button)H.ui.base.RadioGroup

This method adds a button element to the given group.

Name Type Description
button H.ui.base.PushButton

The button to add

Returns:
Type Description
H.ui.base.RadioGroup An object representing the given group

addChild (child)H.ui.base.Container inherited

This method adds a child element to be rendered within the given container element.

Name Type Description
child H.ui.base.Element

The child element to be added

Returns:
Type Description
H.ui.base.Container This container instance

addClass (className)H.ui.base.Element inherited

This method adds a CSS class to the given UI element (if it is not already present).

Name Type Description
className string

The name of the CSS class to add

Returns:
Type Description
H.ui.base.Element The given UI element instance

addEventListener (type, handler, opt_capture, opt_scope) inherited

This method sets a listener for a specific event triggered by the given element.

addOnDisposeCallback (callback, opt_scope) inherited

This method adds a callback which is triggered when the EventTarget object is being disposed.

Name Type Description
callback function

The callback function.

opt_scope Object optional

An optional scope for the callback function

dispatchEvent (evt) inherited

This method dispatches an event on the EventTarget object.

Name Type Description
evt H.util.Event | string

An object representing the event or a string with the event name

dispose () inherited

This method removes listeners from the given object. Classes that extend EventTarget may need to override this method in order to remove references to DOM Elements and additional listeners.

getButtons ()Array.<!H.ui.base.PushButton>

This method retrieves the buttons currently registered with the given group.

Returns:
Type Description
Array.<!H.ui.base.PushButton> An array of buttons associated with the given group

getChildren ()Array.<!H.ui.base.Element> inherited

This method retrieves the child element collection of the given container.

Returns:
Type Description
Array.<!H.ui.base.Element> The child elements of the given container

getData ()* inherited

This method retrieves previously stored arbitrary data from the given element.

Returns:
Type Description
* The previously stored data object or null if no data was stored.

getElement ()HTMLElement inherited

This method retrieves the HTML element that represents the given UI element.

Note: If the UI element has not been rendered, the method retrieves null.

Returns:
Type Description
HTMLElement An object representing the given element instance or null

getTitle ()string

This method retrieves the current title string of the given group.

Returns:
Type Description
string The title of the group

getVisibility ()boolean inherited

This method retrieves a value indicating if the given element is visibile.

Returns:
Type Description
boolean true if the given element is visible, otherwise false

isDisabled ()boolean inherited

This method retrieves a value indicating if the given UI element is disabled.

Returns:
Type Description
boolean true if the element is disabled, false otherwise

removeButton (button)H.ui.base.RadioGroup

This method removes a button element from the given group.

Name Type Description
button H.ui.base.PushButton

The button to remove

Returns:
Type Description
H.ui.base.RadioGroup An object representing the given group

removeChild (child) inherited

This method removes a child element from the given container's child element collection.

Name Type Description
child H.ui.base.Element

The child element to be removed

removeClass (className)H.ui.base.Element inherited

This method removes a CSS class from the given UI element (if it is present).

Name Type Description
className string

The CSS class name to add

Returns:
Type Description
H.ui.base.Element The given UI element instance

removeEventListener (type, handler, opt_capture, opt_scope) inherited

This method removes a previously added listener from the event target.

renderInternal (element, doc) inherited overrides

This method is the concrete implementation of the UI element. It receives the pre-rendered HTML element which may be modified by deriving classes.

Name Type Description
element Element

The HTML representation of the given UI element

doc Document

The HTML document into which the give UI element is rendered

setActiveButton (button, opt_suppressEvent)

This method sets the active button of the given radio group.

Name Type Description
button H.ui.base.PushButton

The button to be the active button in the radio group

opt_suppressEvent boolean optional

An optional Boolean flag indicating if no state change event is to be fired true

setData (data) inherited

This method stores arbitrary data with the given UI element.

Name Type Description
data *

The data to be stored

setDisabled (opt_disabled, opt_force)H.ui.base.Element inherited

This method sets a value indicating if the given UI element is disabled.

Name Type Description
opt_disabled boolean optional

true to disable the element, false to enable it. Default is false

opt_force boolean optional

An optional Boolean flag indicating that the value should be set and propagated even if it is the same as the current state

Returns:
Type Description
H.ui.base.Element An object representing the given element instance

setTabIndex (tabIndex) inherited

This method sets the tabIndex of the element. See https://developer.mozilla.org/en-US/docs/Web/HTML/Global_attributes/tabindex for more details.

Name Type Description
tabIndex number

setTitle (title, opt_force)H.ui.base.RadioGroup

This method sets the title of the given group.

Name Type Description
title string

The new title of this group

opt_force boolean optional

An optional flag indicating that the new value is to be updated and propagated even if it has the same value as the current title

Returns:
Type Description
H.ui.base.RadioGroup An object representing the given group

setVisibility (visibility) inherited

This method sets a value indicating if the given element is visible.

Name Type Description
visibility boolean

true if the given element is visible, otherwise false

Type Definitions

H.ui.base.RadioGroup.Options Object

This typedef defines configuration options for a button group.

Properties:
Name Type Argument Description
title string <optional>

An optional title string for the given group

buttons Array.<H.ui.base.Button.Options> <optional>

An optional set of button options to be added to the group

Events

activebuttonchange

This event is fired when a radio button becomes active.

Type:

statechange overrides

This event is fired when a RadioGroup's state changes.

Type:
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