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* VisualEditor DataModel ListNode class.
*
* @copyright See AUTHORS.txt
*/
/**
* DataModel list node.
*
* @class
* @extends ve.dm.BranchNode
*
* @constructor
* @param {Object} [element] Reference to element in linear model
* @param {ve.dm.Node[]} [children]
*/
ve.dm.ListNode = function VeDmListNode() {
// Parent constructor
ve.dm.ListNode.super.apply( this, arguments );
};
/* Inheritance */
OO.inheritClass( ve.dm.ListNode, ve.dm.BranchNode );
/* Static Properties */
ve.dm.ListNode.static.name = 'list';
ve.dm.ListNode.static.childNodeTypes = [ 'listItem' ];
ve.dm.ListNode.static.defaultAttributes = {
style: 'bullet'
};
ve.dm.ListNode.static.matchTagNames = [ 'ul', 'ol' ];
ve.dm.ListNode.static.isDiffedAsList = true;
/**
* Creates a list item element
*
* @return {Object} Element data
*/
ve.dm.ListNode.static.createItem = function () {
return { type: 'listItem' };
};
ve.dm.ListNode.static.toDataElement = function ( domElements ) {
const style = domElements[ 0 ].nodeName.toLowerCase() === 'ol' ? 'number' : 'bullet';
return { type: this.name, attributes: { style: style } };
};
ve.dm.ListNode.static.toDomElements = function ( dataElement, doc ) {
const tag = dataElement.attributes && dataElement.attributes.style === 'number' ? 'ol' : 'ul';
return [ doc.createElement( tag ) ];
};
ve.dm.ListNode.static.describeChanges = function ( attributeChanges, attributes, element ) {
attributeChanges = ve.copy( attributeChanges );
if ( 'listType' in attributeChanges ) {
let mapped = false;
[ 'from', 'to' ].forEach( ( fromOrTo ) => {
if ( attributeChanges.listType[ fromOrTo ] === 'definitionList' ) {
attributeChanges.style[ fromOrTo ] = 'indent';
mapped = true;
}
} );
Eif ( mapped ) {
delete attributeChanges.listType;
}
}
// Parent method
return ve.dm.ListNode.super.static.describeChanges.call( this, attributeChanges, attributes, element );
};
ve.dm.ListNode.static.describeChange = function ( key, change ) {
const messageKeys = {
bullet: 'visualeditor-listbutton-bullet-tooltip',
number: 'visualeditor-listbutton-number-tooltip',
indent: 'visualeditor-changedesc-list-style-indent'
};
if ( key === 'style' && change.from in messageKeys && change.to in messageKeys ) {
return ve.htmlMsg( 'visualeditor-changedesc-no-key',
// Message keys documented above
// eslint-disable-next-line mediawiki/msg-doc
this.wrapText( 'del', ve.msg( messageKeys[ change.from ] ) ),
// eslint-disable-next-line mediawiki/msg-doc
this.wrapText( 'ins', ve.msg( messageKeys[ change.to ] ) )
);
}
// Parent method
return ve.dm.ListNode.super.static.describeChange.apply( this, arguments );
};
/* Methods */
ve.dm.ListNode.prototype.canHaveSlugAfter = function () {
// A paragraph can be added after a list by pressing enter in an empty list item
return false;
};
/* Registration */
ve.dm.modelRegistry.register( ve.dm.ListNode );
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