61 lines
2.3 KiB
JavaScript
61 lines
2.3 KiB
JavaScript
// Handle opening/closing module overview list items
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jtd.onReady(function(ready) {
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var forEach = function (list, callback) {
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for (var i = 0; i < list.length; i++) {
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callback(list[i])
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}
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};
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// Bind listeners for expand all / collapse all functionality
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var bindToggleAll = function (selector, options) {
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var isOpen = options.open;
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var expandAllButtons = document.querySelectorAll(selector);
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forEach(expandAllButtons, function (button) {
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jtd.addEvent(button, 'click', function (e) {
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var originalTarget = e.target || e.srcElement || e.originalTarget;
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if (originalTarget.tagName !== 'A') { return; }
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var moduleList = originalTarget.closest('.module-list');
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forEach(moduleList.querySelectorAll('.folder > ul'), function (list) {
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if (isOpen) {
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list.classList.add('open');
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} else {
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list.classList.remove('open');
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}
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})
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e.preventDefault();
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});
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});
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};
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bindToggleAll('.module-list [data-expand-all]', { open: true })
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bindToggleAll('.module-list [data-collapse-all]', { open: false })
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// Bind listeners for collapsing module navigation items
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var moduleStructureElements = document.querySelectorAll('.module-structure');
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forEach(moduleStructureElements, function (moduleStructure) {
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jtd.addEvent(moduleStructure, 'click', function (e) {
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var originalTarget = e.target || e.srcElement || e.originalTarget;
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if (originalTarget.tagName !== 'A') { return; }
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var parentListItem = originalTarget.closest('li');
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if (parentListItem.className.indexOf('folder') === -1) { return; }
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toggleChildModuleList(parentListItem)
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e.preventDefault();
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});
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})
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var toggleChildModuleList = function (parent) {
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var list = parent.querySelector('ul');
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if (!list) {
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return;
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}
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list.classList.toggle('open');
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// Recursively automatically open any nested lists of size 1
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if (list.children.length === 1) {
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toggleChildModuleList(list.children[0])
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}
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}
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});
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