84 lines
2.1 KiB
JavaScript
84 lines
2.1 KiB
JavaScript
/*\
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title: $:/core/modules/widgets/password.js
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type: application/javascript
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module-type: widget
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Password widget
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\*/
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(function(){
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/*jslint node: true, browser: true */
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/*global $tw: false */
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"use strict";
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var Widget = require("$:/core/modules/widgets/widget.js").widget;
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var PasswordWidget = function(parseTreeNode,options) {
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options.hasDom = true;
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this.initialise(parseTreeNode,options);
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};
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/*
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Inherit from the base widget class
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*/
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PasswordWidget.prototype = new Widget();
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/*
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Render this widget into the DOM
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*/
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PasswordWidget.prototype.render = function(parent,nextSibling) {
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// Save the parent dom node
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this.parentDomNode = parent;
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// Compute our attributes
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this.computeAttributes();
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// Execute our logic
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this.execute();
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// Get the current password
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var password = $tw.browser ? $tw.utils.getPassword(this.passwordName) || "" : "";
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// Create our element
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var domNode = this.document.createElement("input");
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domNode.setAttribute("type","password");
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domNode.setAttribute("value",password);
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// Add a click event handler
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$tw.utils.addEventListeners(domNode,[
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{name: "change", handlerObject: this, handlerMethod: "handleChangeEvent"}
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]);
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// Insert the label into the DOM and render any children
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parent.insertBefore(domNode,nextSibling);
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this.renderChildren(domNode,null);
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this.domNodes.push(domNode);
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};
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PasswordWidget.prototype.handleChangeEvent = function(event) {
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var password = this.domNodes[0].value;
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return $tw.utils.savePassword(this.passwordName,password);
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};
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/*
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Compute the internal state of the widget
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*/
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PasswordWidget.prototype.execute = function() {
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// Get the parameters from the attributes
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this.passwordName = this.getAttribute("name","");
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// Make the child widgets
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this.makeChildWidgets();
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};
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/*
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Selectively refreshes the widget if needed. Returns true if the widget or any of its children needed re-rendering
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*/
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PasswordWidget.prototype.refresh = function(changedTiddlers) {
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var changedAttributes = this.computeAttributes();
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if(changedAttributes.name) {
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this.refreshSelf();
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return true;
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} else {
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return this.refreshChildren(changedTiddlers);
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}
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};
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exports.password = PasswordWidget;
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})();
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