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/*!
* VisualEditor UserInterface MWLazyMultilineTextInputWidget class.
*
* @copyright 2011-2020 VisualEditor Team and others; see AUTHORS.txt
* @license The MIT License (MIT); see LICENSE.txt
*/
/**
* Creates a ve.ui.MWLazyMultilineTextInputWidget object.
*
* This widget is a hack to be used when you are building a UI
* that potentially contains lots of multi-line text input widgets,
* such as the template param editor.
*
* It defers the calculation of the auto height until the first focus,
* as doing this hundreds of times is slow.
*
* @class
* @extends OO.ui.MultilineTextInputWidget
*
* @constructor
* @param {Object} [config] Configuration options
*/
ve.ui.MWLazyMultilineTextInputWidget = function VeUiMWLazyMultilineTextInputWidget() {
var widget = this;
// Parent constructor
ve.ui.MWLazyMultilineTextInputWidget.super.apply( this, arguments );
// Check autosize is set, but if it isn't you probably shouldn't be using this widget!
if ( this.autosize ) {
this.autosize = false;
this.$input.one( 'focus', function () {
widget.autosize = true;
widget.adjustSize();
} );
}
};
/* Inheritance */
OO.inheritClass( ve.ui.MWLazyMultilineTextInputWidget, OO.ui.MultilineTextInputWidget );
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