mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/VisualEditor
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79 lines
2.1 KiB
JavaScript
79 lines
2.1 KiB
JavaScript
/*!
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* VisualEditor UserInterface MWPreviewElement class.
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*
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* @copyright See AUTHORS.txt
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* @license The MIT License (MIT); see LICENSE.txt
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*/
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/**
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* Creates an ve.ui.MWPreviewElement object.
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*
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* @class
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* @extends ve.ui.PreviewElement
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*
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* @constructor
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* @param {ve.dm.Node} [model]
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* @param {Object} [config]
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* @param {boolean} [config.useView=false] Use the view HTML, and don't bother generating model HTML, which
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* is a bit slower
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*/
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ve.ui.MWPreviewElement = function VeUiMwPreviewElement() {
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// Parent constructor
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ve.ui.MWPreviewElement.super.apply( this, arguments );
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// Initialize
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this.$element.addClass( 've-ui-mwPreviewElement mw-body-content mw-parser-output' );
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};
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/* Inheritance */
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OO.inheritClass( ve.ui.MWPreviewElement, ve.ui.PreviewElement );
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/* Method */
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/**
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* @inheritdoc
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*/
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ve.ui.MWPreviewElement.prototype.beforeAppend = function ( element ) {
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// Parent method
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ve.ui.MWPreviewElement.super.prototype.beforeAppend.apply( this, arguments );
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// Remove any TemplateStyles stylesheets already present on the page, to avoid
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// very slow repaints (T330781)
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Array.prototype.forEach.call( element.querySelectorAll( 'style[data-mw-deduplicate]' ), ( style ) => {
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const key = style.getAttribute( 'data-mw-deduplicate' );
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const duplicate = element.querySelector( 'style[data-mw-deduplicate="' + key + '"]' );
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if ( duplicate ) {
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style.parentNode.removeChild( style );
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}
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} );
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};
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/**
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* @inheritdoc
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*/
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ve.ui.MWPreviewElement.prototype.setModel = function ( model ) {
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// Parent method
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ve.ui.MWPreviewElement.super.prototype.setModel.call( this, model );
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// The following classes are used here:
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// * mw-content-ltr
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// * mw-content-rtl
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this.$element.addClass( 'mw-content-' + this.model.getDocument().getDir() );
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};
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/**
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* @inheritdoc
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*/
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ve.ui.MWPreviewElement.prototype.replaceWithModelDom = function () {
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// Parent method
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ve.ui.MWPreviewElement.super.prototype.replaceWithModelDom.apply( this, arguments );
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ve.init.platform.linkCache.styleParsoidElements(
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this.$element,
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// The DM node should be attached, but check just in case.
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this.model.getDocument() && this.model.getDocument().getHtmlDocument()
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);
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};
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