mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/VisualEditor
synced 2024-11-16 02:51:50 +00:00
dc798befcf
* Provide a utility for copying an array of DOM elements into a different document * Copy the DOM elements returned in toDomElements(), otherwise weird issues arise when the same data is converted to DOM twice Change-Id: Ie927420624f0d4af0692e18d1bc6f952c8013d61
93 lines
2.2 KiB
JavaScript
93 lines
2.2 KiB
JavaScript
/*!
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* VisualEditor ContentEditable GeneratedContentNode class.
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*
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* @copyright 2011-2013 VisualEditor Team and others; 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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* ContentEditable generated content node.
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*
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* @class
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* @abstract
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*
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* @constructor
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*/
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ve.ce.GeneratedContentNode = function VeCeGeneratedContentNode() {
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// DOM Changes
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this.$.addClass( 've-ce-generatedContentNode' );
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this.$.attr( 'contenteditable', false );
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// Events
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this.model.connect( this, { 'update': 'onUpdate' } );
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// Initialization
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this.onUpdate();
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};
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/* Methods */
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/**
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* Handle update events.
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*
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* @method
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*/
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ve.ce.GeneratedContentNode.prototype.onUpdate = function () {
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var doc = this.getElementDocument(),
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store = this.model.doc.getStore(),
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index = store.indexOfHash( ve.getHash( this.model ) );
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if ( index !== null ) {
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if ( this.live ) {
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this.emit( 'teardown' );
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}
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this.$.empty().append(
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ve.copyDomElements( store.value( index ), doc )
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);
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if ( this.live ) {
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this.emit( 'setup' );
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}
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} else {
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this.startGenerating();
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this.generateContents()
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.done( ve.bind( this.doneGenerating, this ) )
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.fail( ve.bind( this.failGenerating, this ) );
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}
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};
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/**
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* Start a deferred process to generate the contents of the node.
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* @returns {jQuery.Promise} Promise object
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*/
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ve.ce.GeneratedContentNode.prototype.generateContents = function () {
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throw new Error( 've.ce.GeneratedContentNode subclass must implement generateContents' );
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};
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/**
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* Called when the node starts generating new content.
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* @method
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*/
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ve.ce.GeneratedContentNode.prototype.startGenerating = function () {
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// TODO: add 'generating' style
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};
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/**
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* Called when the node successfully finishes generating new content.
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*
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* @method
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* @param {HTMLElement[]} domElements Generated content
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*/
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ve.ce.GeneratedContentNode.prototype.doneGenerating = function ( domElements ) {
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var store = this.model.doc.getStore(),
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hash = ve.getHash( this.model );
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store.index( domElements, hash );
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// TODO: remove 'generating' style
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this.onUpdate();
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};
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/**
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* Called when the has failed to generate new content.
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* @method
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*/
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ve.ce.GeneratedContentNode.prototype.failGenerating = function () {
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// TODO: remove 'generating' style
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}; |