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Only scroll keyboard if necessary

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This commit is contained in:
David Rowe 2018-05-04 20:32:53 +12:00
parent dd8eac8cb2
commit 03da2f0946
1 changed files with 7 additions and 8 deletions
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15
interface/resources/html/raiseAndLowerKeyboard.js
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@ -44,15 +44,14 @@
};
function scheduleBringToView(timeout) {
var timer = setTimeout(function () {
clearTimeout(timer);
setTimeout(function () {
// If the element is not visible because the keyboard has been raised over the top of it, scroll it into view.
var elementRect = document.activeElement.getBoundingClientRect();
var absoluteElementTop = elementRect.top + window.scrollY;
var middle = absoluteElementTop - (window.innerHeight / 2);
window.scrollTo(0, middle);
var VISUAL_MARGIN = 3
var delta = elementRect.y + elementRect.height + VISUAL_MARGIN - window.innerHeight;
if (delta > 0) {
window.scrollBy(0, delta);
}
}, timeout);
}