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// needs JQuery
// might actually handle divs too in addition to textareas
sS hjs_autoExpandingTextAreas() {
ret
hcss([[
.auto-expand {
max-height: 30em; vertical-align: top;
}
]])
+ hjs([[
var autoExpandTextArea = function (ta) {
ta.style.height = "1px";
// Get the computed styles for the element
var computed = window.getComputedStyle(ta);
var h = ta.scrollHeight
+ parseInt(computed.getPropertyValue('border-top-width'))
+ parseInt(computed.getPropertyValue('border-bottom-width'));
ta.style.height = h + 'px';
};
document.addEventListener('input', function (event) {
if (!event.target.classList.contains("auto-expand")) return;
autoExpandTextArea(event.target);
}, false);
$(document).ready(function() {
$(".auto-expand").each(function() { autoExpandTextArea(this); });
});
]]);
}