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/*
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* https://github.com/morethanwords/tweb
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* Copyright (C) 2019-2021 Eduard Kuzmenko
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* https://github.com/morethanwords/tweb/blob/master/LICENSE
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*
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* Originally from:
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* https://github.com/zhukov/webogram
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* Copyright (C) 2014 Igor Zhukov <igor.beatle@gmail.com>
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* https://github.com/zhukov/webogram/blob/master/LICENSE
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*/
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export default function setRichFocus(field: HTMLElement, selectNode: Node, noCollapse?: boolean) {
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field.focus();
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if(selectNode &&
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selectNode.parentNode == field &&
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!selectNode.nextSibling &&
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!noCollapse) {
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field.removeChild(selectNode);
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selectNode = null;
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}
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if(window.getSelection && document.createRange) {
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const range = document.createRange();
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if(selectNode) {
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range.selectNode(selectNode);
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} else {
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range.selectNodeContents(field);
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}
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if(!noCollapse) {
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range.collapse(false);
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}
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const sel = window.getSelection();
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sel.removeAllRanges();
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sel.addRange(range);
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}
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/* else if (document.body.createTextRange !== undefined) {
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var textRange = document.body.createTextRange()
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textRange.moveToElementText(selectNode || field)
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if (!noCollapse) {
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textRange.collapse(false)
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}
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textRange.select()
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} */
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}
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