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![Dan Brown](/assets/img/avatar_default.png)
- Moved Code-editor from vue to component. - Updated popup code so it background click only hides if the click originated on the same background. Clicks within the popup will no longer cause it to hide. - Added session-level history tracking to code editor.
92 lines
2.7 KiB
JavaScript
92 lines
2.7 KiB
JavaScript
/**
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* Run the given callback against each element that matches the given selector.
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* @param {String} selector
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* @param {Function<Element>} callback
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*/
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export function forEach(selector, callback) {
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const elements = document.querySelectorAll(selector);
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for (let element of elements) {
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callback(element);
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}
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}
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/**
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* Helper to listen to multiple DOM events
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* @param {Element} listenerElement
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* @param {Array<String>} events
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* @param {Function<Event>} callback
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*/
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export function onEvents(listenerElement, events, callback) {
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for (let eventName of events) {
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listenerElement.addEventListener(eventName, callback);
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}
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}
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/**
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* Helper to run an action when an element is selected.
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* A "select" is made to be accessible, So can be a click, space-press or enter-press.
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* @param {HTMLElement|Array} elements
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* @param {function} callback
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*/
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export function onSelect(elements, callback) {
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if (!Array.isArray(elements)) {
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elements = [elements];
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}
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for (const listenerElement of elements) {
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listenerElement.addEventListener('click', callback);
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listenerElement.addEventListener('keydown', (event) => {
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if (event.key === 'Enter' || event.key === ' ') {
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event.preventDefault();
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callback(event);
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}
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});
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}
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}
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/**
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* Listen to enter press on the given element(s).
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* @param {HTMLElement|Array} elements
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* @param {function} callback
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*/
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export function onEnterPress(elements, callback) {
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if (!Array.isArray(elements)) {
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elements = [elements];
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}
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}
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/**
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* Set a listener on an element for an event emitted by a child
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* matching the given childSelector param.
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* Used in a similar fashion to jQuery's $('listener').on('eventName', 'childSelector', callback)
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* @param {Element} listenerElement
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* @param {String} childSelector
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* @param {String} eventName
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* @param {Function} callback
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*/
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export function onChildEvent(listenerElement, childSelector, eventName, callback) {
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listenerElement.addEventListener(eventName, function(event) {
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const matchingChild = event.target.closest(childSelector);
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if (matchingChild) {
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callback.call(matchingChild, event, matchingChild);
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}
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});
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}
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/**
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* Look for elements that match the given selector and contain the given text.
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* Is case insensitive and returns the first result or null if nothing is found.
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* @param {String} selector
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* @param {String} text
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* @returns {Element}
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*/
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export function findText(selector, text) {
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const elements = document.querySelectorAll(selector);
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text = text.toLowerCase();
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for (let element of elements) {
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if (element.textContent.toLowerCase().includes(text)) {
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return element;
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}
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}
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return null;
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} |