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43 lines
1.0 KiB
43 lines
1.0 KiB
(function(window, document) {
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function findClosestParentMatching(child, selector) {
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if (!child) {
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return null;
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} else if (child.matches(selector)) {
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return child;
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} else {
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return findClosestParentMatching(child.parentElement, selector);
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}
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}
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function showAll(button) {
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parent = findClosestParentMatching(button, ".highlight-container");
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if (!parent) {
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return;
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}
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parent.classList.add("showing-all");
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}
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function showHighlights(button) {
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parent = findClosestParentMatching(button, ".highlight-container");
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if (!parent) {
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return;
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}
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parent.classList.remove("showing-all");
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}
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function print() {
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window.print();
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}
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document.addEventListener("click", function(event) {
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if (event.target.matches(".show-all, .show-all *")) {
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showAll(event.target);
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} else if (event.target.matches(".show-highlights, .show-highlights *")) {
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showHighlights(event.target);
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} else if (event.target.matches("#print, #print *")) {
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print();
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}
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});
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})(window, document);
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