Composite

Extends Widget

An empty widget that can contain other widgets.

Import this type with “const {Composite} = require('tabris');”

Methods

append(…widgets)

Parameters:

• …widgets: Widget[]

Returns: this

Adds the given widgets to the composite.

append(widgets)

Parameters:

• widgets: Widget[]

Returns: this

Adds all widgets in the given array to the composite.

append(widgets)

Parameters:

• widgets: WidgetCollection

Returns: this

Adds all widgets in the given collection to the composite.

Properties

padding

Additional space to add inside the widget’s bounds. If set to a number, this padding will be applied on all four sides.

Events

addChild

Fired when a child is added to this widget.

Event Parameters

• target: this The widget the event was fired on.

• child: Widget The widget that is added as a child.

• index: number Denotes the position in the children list at which the child widget is added.

paddingChanged

Fired when the padding property has changed.

Event Parameters

• target: this The widget the event was fired on.

• value: BoxDimensions|number The new value of padding.

removeChild

Fired when a child is removed from this widget.

Event Parameters

• target: this The widget the event was fired on.

• child: Widget The widget that is removed.

• index: number The property index denotes the removed child widget’s position in the children list.`

Example

const {Composite, TextView, ui} = require('tabris');

// Create composites and append children to them

let composite1 = new Composite({
  left: 0, top: 0, bottom: 0, right: '50%',
  background: '#f3f3f3'
}).appendTo(ui.contentView);

new TextView({
  left: 0, right: 0, top: '50%',
  alignment: 'center',
  text: 'Composite 1'
}).appendTo(composite1);

let composite2 = new Composite({
  left: '50%', top: 0, bottom: 0, right: 0,
  background: '#eaeaea'
}).appendTo(ui.contentView);

new TextView({
  left: 0, right: 0, top: '50%',
  alignment: 'center',
  text: 'Composite 2'
}).appendTo(composite2);