37 lines
1 KiB
JavaScript
37 lines
1 KiB
JavaScript
(function(window) {
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"use strict";
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window.ls.container.get("view").add({
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selector: "data-forms-text-count",
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controller: function(element) {
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var counter = document.createElement("div");
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counter.className = "counter";
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element.parentNode.insertBefore(counter, element.nextSibling);
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var count = function() {
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if (0 <= element.maxLength) {
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counter.innerText =
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(element.maxLength - element.value.length).toString() +
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" / " +
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element.maxLength;
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} else {
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var words =
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element.value !== "" ? element.value.trim().split(" ").length : 0;
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counter.innerText =
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words + " words and " + element.value.length.toString() + " chars";
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}
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};
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element.addEventListener("keyup", count);
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element.addEventListener("change", count);
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element.addEventListener("cut", count);
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element.addEventListener("paste", count);
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element.addEventListener("drop", count);
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count();
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}
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});
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})(window);
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