/**
 * @license Copyright (c) 2003-2015, CKSource - Frederico Knabben. All rights reserved.
 * For licensing, see LICENSE.md or http://ckeditor.com/license
 */

'use strict';

( function() {
CKEDITOR.dialog.add( 'codeSnippet', function( editor ) {
var snippetLangs = editor._.codesnippet.langs,
lang = editor.lang.codesnippet,
clientHeight = document.documentElement.clientHeight,
langSelectItems = [],
snippetLangId;

langSelectItems.push( [ editor.lang.common.notSet, '' ] );

for ( snippetLangId in snippetLangs )
langSelectItems.push( [ snippetLangs[ snippetLangId ], snippetLangId ] );

// Size adjustments.
var size = CKEDITOR.document.getWindow().getViewPaneSize(),
// Make it maximum 800px wide, but still fully visible in the viewport.
width = Math.min( size.width - 70, 800 ),
// Make it use 2/3 of the viewport height.
height = size.height / 1.5;

// Low resolution settings.
if ( clientHeight < 650 ) {
height = clientHeight - 220;
}

return {
title: lang.title,
minHeight: 200,
resizable: CKEDITOR.DIALOG_RESIZE_NONE,
contents: [
{
id: 'info',
elements: [
{
id: 'lang',
type: 'select',
label: lang.language,
items: langSelectItems,
setup: function( widget ) {
if ( widget.ready && widget.data.lang )
this.setValue( widget.data.lang );

// The only way to have an empty select value in Firefox is
// to set a negative selectedIndex.
if ( CKEDITOR.env.gecko && ( !widget.data.lang || !widget.ready ) )
this.getInputElement().$.selectedIndex = -1;
},
commit: function( widget ) {
widget.setData( 'lang', this.getValue() );
}
},
{
id: 'code',
type: 'textarea',
label: lang.codeContents,
setup: function( widget ) {
this.setValue( widget.data.code );
},
commit: function( widget ) {
widget.setData( 'code', this.getValue() );
},
required: true,
validate: CKEDITOR.dialog.validate.notEmpty( lang.emptySnippetError ),
inputStyle: 'cursor:auto;' +
'width:' + width + 'px;' +
'height:' + height + 'px;' +
'tab-size:4;' +
'text-align:left;',
'class': 'cke_source'
}
]
}
]
};
} );
}() );