mediawiki-extensions-Visual.../modules/ve/ce/nodes/ve.ce.AlienNode.js
2013-01-18 21:03:55 +00:00

133 lines
2.9 KiB
JavaScript

/*!
* VisualEditor ContentEditable AlienNode class.
*
* @copyright 2011-2012 VisualEditor Team and others; see AUTHORS.txt
* @license The MIT License (MIT); see LICENSE.txt
*/
/**
* ContentEditable alien node.
*
* @class
* @extends ve.ce.LeafNode
* @constructor
* @param {ve.dm.AlienInlineNode|ve.dm.AlienBlockNode} model Model to observe.
*/
ve.ce.AlienNode = function VeCeAlienNode( type, model ) {
// Parent constructor
ve.ce.LeafNode.call( this, type, model );
// DOM Changes
this.$.addClass( 've-ce-alienNode' );
this.$.attr( 'contenteditable', false );
// Events
this.model.addListenerMethod( this, 'update', 'onUpdate' );
this.addListenerMethod( this, 'live', 'onLive' );
this.$.on( 'mouseenter', ve.bind( this.onMouseEnter, this ) );
// Initialization
this.onUpdate();
};
/* Inheritance */
ve.inheritClass( ve.ce.AlienNode, ve.ce.LeafNode );
/* Static Properties */
/**
* Node rules.
*
* @see ve.ce.NodeFactory
* @static
* @property
*/
ve.ce.AlienNode.rules = {
'canBeSplit': false
};
/* Methods */
/**
* Handle mouse enter events.
*
* @method
* @param {jQuery.Event} e
*/
ve.ce.AlienNode.prototype.onMouseEnter = function () {
var $phantoms = $( [] ),
$phantomTemplate = ve.ce.Surface.static.$phantomTemplate,
surface = this.root.getSurface();
this.$.find( '.ve-ce-node-shield' ).each( function () {
var $shield = $( this ),
offset = $shield.offset();
$phantoms = $phantoms.add(
$phantomTemplate.clone().css( {
'top': offset.top,
'left': offset.left,
'height': $shield.height(),
'width': $shield.width(),
'background-position': -offset.left + 'px ' + -offset.top + 'px'
} )
);
} );
surface.replacePhantoms( $phantoms );
surface.$.on( 'mousemove.phantoms', ve.bind( this.onSurfaceMouseMove, this ) );
};
/**
* Handle live events.
*
* @method
*/
ve.ce.AlienNode.prototype.onLive = function () {
if( this.live === true ) {
var $shieldTemplate = this.constructor.static.$shieldTemplate;
this.$.add( this.$.find( '*' ) ).each( function () {
var $this = $( this );
if ( this.nodeType === Node.ELEMENT_NODE ) {
if (
( $this.css( 'float' ) === 'none' || $this.css( 'float' ) === '' ) &&
!$this.hasClass( 've-ce-alienNode' )
) {
return;
}
$this.append( $shieldTemplate.clone() );
}
} );
}
};
/**
* Handle update events.
*
* @method
*/
ve.ce.AlienNode.prototype.onUpdate = function () {
this.$.html( this.model.getAttribute( 'html' ) );
};
/**
* Handle surface mouse move events.
*
* @method
* @param {jQuery.Event} e
*/
ve.ce.AlienNode.prototype.onSurfaceMouseMove = function ( e ) {
var surface, $target = $( e.target );
if (
!$target.hasClass( 've-ce-surface-phantom' ) &&
$target.closest( '.ve-ce-alienNode' ).length === 0
) {
surface = this.root.getSurface();
surface.replacePhantoms( null );
surface.$.unbind( 'mousemove.phantoms' );
}
};
/* Registration */
ve.ce.nodeFactory.register( 'alien', ve.ce.AlienNode );