テキストを挿入するUserScript
引数
text : 入力したいテキスト
cursor : テキストを入力する <textarea>
scrapboxなら #text-input
script.jsexport function insertText({text,cursor}) {
const isFirefox = () => {
const userAgent = window.navigator.userAgent.toLowerCase();
if (userAgent.indexOf('firefox') != -1) {
return true;
}
return false;
};
cursor.focus();
if (isFirefox()) {
const start = cursor.selectionStart; // in this case maybe 0
cursor.setRangeText(text);
cursor.selectionStart = cursor.selectionEnd = start + text.length;
const uiEvent = document.createEvent('UIEvent');
uiEvent.initEvent('input', true, false);
cursor.dispatchEvent(uiEvent);
} else {
document.execCommand('insertText', false, text);
}
}