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TiddlyWiki5/core/modules/widgets/codeblock.js
Jermolene ecba4f71ea Clean up the highlight plugin
Fixing various issues that were preventing language specifiers from
working.
2014-02-10 13:51:38 +00:00

61 lines
1.3 KiB
JavaScript

/*\
title: $:/core/modules/widgets/codeblock.js
type: application/javascript
module-type: widget
Code block node widget
\*/
(function(){
/*jslint node: true, browser: true */
/*global $tw: false */
"use strict";
var Widget = require("$:/core/modules/widgets/widget.js").widget;
var CodeBlockWidget = function(parseTreeNode,options) {
this.initialise(parseTreeNode,options);
};
/*
Inherit from the base widget class
*/
CodeBlockWidget.prototype = new Widget();
/*
Render this widget into the DOM
*/
CodeBlockWidget.prototype.render = function(parent,nextSibling) {
this.parentDomNode = parent;
this.computeAttributes();
this.execute();
var codeNode = this.document.createElement("code"),
domNode = this.document.createElement("pre");
codeNode.appendChild(this.document.createTextNode(this.getAttribute("code")));
domNode.appendChild(codeNode);
parent.insertBefore(domNode,nextSibling);
this.domNodes.push(domNode);
if(this.postRender) {
this.postRender();
}
};
/*
Compute the internal state of the widget
*/
CodeBlockWidget.prototype.execute = function() {
this.language = this.getAttribute("language");
};
/*
Selectively refreshes the widget if needed. Returns true if the widget or any of its children needed re-rendering
*/
CodeBlockWidget.prototype.refresh = function(changedTiddlers) {
return false;
};
exports.codeblock = CodeBlockWidget;
})();