/**
* CapsuleItemWidgets are used within a {@link OO.ui.CapsuleMultiselectWidget
* CapsuleMultiselectWidget} to display the selected items.
*
* @class
* @extends OO.ui.Widget
* @mixes OO.ui.mixin.ItemWidget
* @mixes OO.ui.mixin.LabelElement
* @mixes OO.ui.mixin.FlaggedElement
* @mixes OO.ui.mixin.TabIndexedElement
*
* @constructor
* @param {Object} [config] Configuration options
*/
OO.ui.CapsuleItemWidget = function OoUiCapsuleItemWidget( config ) {
// Configuration initialization
config = config || {};
// Parent constructor
OO.ui.CapsuleItemWidget.parent.call( this, config );
// Mixin constructors
OO.ui.mixin.ItemWidget.call( this );
OO.ui.mixin.LabelElement.call( this, config );
OO.ui.mixin.FlaggedElement.call( this, config );
OO.ui.mixin.TabIndexedElement.call( this, config );
// Events
this.closeButton = new OO.ui.ButtonWidget( {
framed: false,
icon: 'close',
tabIndex: -1,
title: OO.ui.msg( 'ooui-item-remove' )
} ).on( 'click', this.onCloseClick.bind( this ) );
this.on( 'disable', function ( disabled ) {
this.closeButton.setDisabled( disabled );
}.bind( this ) );
// Initialization
this.$element
.on( {
click: this.onClick.bind( this ),
keydown: this.onKeyDown.bind( this )
} )
.addClass( 'oo-ui-capsuleItemWidget' )
.append( this.$label, this.closeButton.$element );
};
/* Setup */
OO.inheritClass( OO.ui.CapsuleItemWidget, OO.ui.Widget );
OO.mixinClass( OO.ui.CapsuleItemWidget, OO.ui.mixin.ItemWidget );
OO.mixinClass( OO.ui.CapsuleItemWidget, OO.ui.mixin.LabelElement );
OO.mixinClass( OO.ui.CapsuleItemWidget, OO.ui.mixin.FlaggedElement );
OO.mixinClass( OO.ui.CapsuleItemWidget, OO.ui.mixin.TabIndexedElement );
/* Methods */
/**
* Handle close icon clicks
*/
OO.ui.CapsuleItemWidget.prototype.onCloseClick = function () {
var element = this.getElementGroup();
if ( element && $.isFunction( element.removeItems ) ) {
element.removeItems( [ this ] );
element.focus();
}
};
/**
* Handle click event for the entire capsule
*/
OO.ui.CapsuleItemWidget.prototype.onClick = function () {
var element = this.getElementGroup();
if ( !this.isDisabled() && element && $.isFunction( element.editItem ) ) {
element.editItem( this );
}
};
/**
* Handle keyDown event for the entire capsule
*
* @param {jQuery.Event} e Key down event
*/
OO.ui.CapsuleItemWidget.prototype.onKeyDown = function ( e ) {
var element = this.getElementGroup();
if ( e.keyCode === OO.ui.Keys.BACKSPACE || e.keyCode === OO.ui.Keys.DELETE ) {
element.removeItems( [ this ] );
element.focus();
return false;
} else if ( e.keyCode === OO.ui.Keys.ENTER ) {
element.editItem( this );
return false;
} else if ( e.keyCode === OO.ui.Keys.LEFT ) {
element.getPreviousItem( this ).focus();
} else if ( e.keyCode === OO.ui.Keys.RIGHT ) {
element.getNextItem( this ).focus();
}
};