Class “Tab”

Object > NativeObject > Widget > Composite > Tab

A container representing a single tab of a TabFolder widget.

Tab on Android
Android
Tab on iOS
iOS
Constructor public
Singleton No
Namespace tabris
Direct subclasses None
JSX support Element: <Tab/>
Parent element: <TabFolder/>
Child elements: Widgets
Text content: Not supported

Example

import {Tab, TabFolder, contentView} from 'tabris';

new TabFolder({left: 0, top: 0, right: 0, bottom: 0})
  .append(new Tab({title: 'Albums'}))
  .append(new Tab({title: 'Artists'}))
  .onSelect(({selection}) => console.log(`Tab changed to ${selection}`))
  .appendTo(contentView);

See also:

Constructor

new Tab(properties?)

Parameter Type Optional Description
properties Properties<Tab> Yes Sets all key-value pairs in the properties object as widget properties.

Methods

insertBefore(widget)

Inserts this widget directly before the given Tab.

Parameter Type Optional Description
widget Tab No  

Returns this

Properties

badge

A badge to attach on the tab. The property only has an effect when the parent TabFolder has its tabBarLocation set to bottom. Setting the badge to 0 hides the badge. The background color of the badge can be controlled with the badgeColor property.

Type number
Settable Yes
Change events Yes

badgeColor

The background color used for the badge indicator.

Type ColorValue
Settable Yes
Change events Yes

image

An image to be displayed on the tab. Will not be shown on iOS if the TabFolder’s tabBarLocation is set to top

Type ImageValue
Settable Yes
Change events Yes

selectedImage

An image to be displayed on the currently active tab.

Type ImageValue
Settable Yes
Change events Yes

title

The title to be displayed on the tab.

Type string
Settable Yes
Change events Yes

Events

appear

Fired when the tab will become visible, i.e. the selection of its TabFolder.

disappear

Fired when the tab is no longer visible, i.e. it no longer is the selection of its TabFolder.

Change Events

titleChanged

Fired when the title property has changed.

Parameter Type Description
value string The new value of title.

imageChanged

Fired when the image property has changed.

Parameter Type Description
value ImageValue The new value of image.

selectedImageChanged

Fired when the selectedImage property has changed.

Parameter Type Description
value ImageValue The new value of selectedImage.

badgeChanged

Fired when the badge property has changed.

Parameter Type Description
value number The new value of badge.

badgeColorChanged

Fired when the badgeColor property has changed.

Parameter Type Description
value ColorValue The new value of badgeColor.