mediawiki-extensions-Visual.../modules/ve-mw/ui/elements/ve.ui.MWExpandableErrorElement.js
James D. Forrester 122f49b2dd build: Bump file copyright notices for 2017
Change-Id: I3c20809e71cc0da58123e1b5f29c4f3aac945496
2017-01-03 08:58:33 -08:00

132 lines
3.4 KiB
JavaScript

/*!
* VisualEditor UserInterface MWExpandableErrorElement class.
*
* @copyright 2011-2017 VisualEditor Team and others; see AUTHORS.txt
* @license The MIT License (MIT); see LICENSE.txt
*/
/**
* MediaWiki expandable error element.
*
* @class
* @extends OO.ui.Element
* @mixins OO.EventEmitter
*
* @constructor
* @param {Object} [config] Configuration options
*/
ve.ui.MWExpandableErrorElement = function VeUiMWExpandableErrorElement( config ) {
// Parent constructor
ve.ui.MWExpandableErrorElement.super.call( this, config );
// Mixin constructors
OO.EventEmitter.call( this );
// Interaction
this.expanded = false;
this.expandable = false;
this.toggle( false );
this.label = new OO.ui.LabelWidget( {
classes: [ 've-ui-mwExpandableErrorElement-label' ]
} );
this.button = new OO.ui.ButtonWidget( {
framed: false,
classes: [ 've-ui-mwExpandableErrorElement-button' ],
icon: 'expand'
} ).toggle( false );
this.$element.append(
this.button.$element,
this.label.$element
).addClass( 've-ui-mwExpandableErrorElement' );
};
/* Inheritance */
OO.inheritClass( ve.ui.MWExpandableErrorElement, OO.ui.Element );
OO.mixinClass( ve.ui.MWExpandableErrorElement, OO.EventEmitter );
/* Events */
/**
* @event update
*/
/* Methods */
/**
* Set the expandability of the error.
*
* @param {boolean} [expandable] Value to set the expandability to,
* determine based on label size if omitted
*/
ve.ui.MWExpandableErrorElement.prototype.setExpandable = function ( expandable ) {
if ( expandable !== undefined ) {
this.expandable = expandable;
} else {
// Check if error fits when in not-expandable mode
this.label.$element
.addClass( 've-ui-mwExpandableErrorElement-label-not-expandable' );
this.expandable = this.label.$element.prop( 'scrollWidth' ) >
this.label.$element.innerWidth();
}
this.label.$element
.toggleClass( 've-ui-mwExpandableErrorElement-label-not-expandable', !this.expandable );
};
/**
* Show the error and set the label to contain the error text.
*
* @param {jQuery} [$element] Element containing the error
*/
ve.ui.MWExpandableErrorElement.prototype.show = function ( $element ) {
this.label.setLabel( $element || null );
this.toggle( true );
this.setExpandable();
if ( this.expandable ) {
this.label.$element.addClass( 've-ui-mwExpandableErrorElement-label-collapsed' );
this.button.toggle( true );
this.button.connect( this, { click: 'toggleLabel' } );
}
this.emit( 'update' );
};
/**
* Hide and collapse the error element, remove the label, and set expandable
* to false.
*/
ve.ui.MWExpandableErrorElement.prototype.clear = function () {
this.label.setLabel( null );
this.toggle( false );
this.button.toggle( false );
this.button.disconnect( this );
this.toggleLabel( false );
this.emit( 'update' );
};
/**
* Toggles the label between collapsed and expanded.
*
* @param {boolean} [expand] Expand if true, collapse if false, toggle if
* omitted
*/
ve.ui.MWExpandableErrorElement.prototype.toggleLabel = function ( expand ) {
// Set this.expanded to the new state
this.expanded = expand === undefined ? !this.expanded : expand;
// Update DOM based on the new state of this.expanded
this.button.setIcon( this.expanded ? 'collapse' : 'expand' );
this.label.$element
.toggleClass( 've-ui-mwExpandableErrorElement-label-expanded', this.expanded )
.toggleClass( 've-ui-mwExpandableErrorElement-label-collapsed', !this.expanded );
this.emit( 'update' );
};