TelegramPWA/src/util/selection.ts
2022-08-31 15:00:45 +02:00

21 lines
599 B
TypeScript

export function insertHtmlInSelection(html: string) {
const selection = window.getSelection();
if (selection?.getRangeAt && selection.rangeCount) {
const range = selection.getRangeAt(0);
range.deleteContents();
const fragment = range.createContextualFragment(html);
const lastInsertedNode = fragment.lastChild;
range.insertNode(fragment);
if (lastInsertedNode) {
range.setStartAfter(lastInsertedNode);
range.setEndAfter(lastInsertedNode);
} else {
range.collapse(false);
}
selection.removeAllRanges();
selection.addRange(range);
}
}