/
blockbuttonview.js
63 lines (53 loc) · 1.31 KB
/
blockbuttonview.js
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/**
* @license Copyright (c) 2003-2021, CKSource - Frederico Knabben. All rights reserved.
* For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license
*/
/**
* @module ui/toolbar/block/blockbuttonview
*/
import ButtonView from '../../button/buttonview';
import toUnit from '@ckeditor/ckeditor5-utils/src/dom/tounit';
import '../../../theme/components/toolbar/blocktoolbar.css';
const toPx = toUnit( 'px' );
/**
* The block button view class.
*
* This view represents a button attached next to block element where the selection is anchored.
*
* See {@link module:ui/toolbar/block/blocktoolbar~BlockToolbar}.
*
* @extends {module:ui/button/buttonview~ButtonView}
*/
export default class BlockButtonView extends ButtonView {
/**
* @inheritDoc
*/
constructor( locale ) {
super( locale );
const bind = this.bindTemplate;
// Hide button on init.
this.isVisible = false;
this.isToggleable = true;
/**
* Top offset.
*
* @member {Number} #top
*/
this.set( 'top', 0 );
/**
* Left offset.
*
* @member {Number} #left
*/
this.set( 'left', 0 );
this.extendTemplate( {
attributes: {
class: 'ck-block-toolbar-button',
style: {
top: bind.to( 'top', val => toPx( val ) ),
left: bind.to( 'left', val => toPx( val ) )
}
}
} );
}
}