| addEventListener('keydown', (event) => {
|
| let target = event.originalTarget || event.composedPath()[0];
|
| if (!target.matches("#toprow textarea.gr-text-input[placeholder]")) return;
|
| if (! (event.metaKey || event.ctrlKey)) return;
|
|
|
|
|
| let plus = "ArrowUp"
|
| let minus = "ArrowDown"
|
| if (event.key != plus && event.key != minus) return;
|
|
|
| let selectionStart = target.selectionStart;
|
| let selectionEnd = target.selectionEnd;
|
|
|
| if (selectionStart === selectionEnd) {
|
|
|
| const before = target.value.substring(0, selectionStart);
|
| let beforeParen = before.lastIndexOf("(");
|
| if (beforeParen == -1) return;
|
| let beforeParenClose = before.lastIndexOf(")");
|
| while (beforeParenClose !== -1 && beforeParenClose > beforeParen) {
|
| beforeParen = before.lastIndexOf("(", beforeParen - 1);
|
| beforeParenClose = before.lastIndexOf(")", beforeParenClose - 1);
|
| }
|
|
|
|
|
| const after = target.value.substring(selectionStart);
|
| let afterParen = after.indexOf(")");
|
| if (afterParen == -1) return;
|
| let afterParenOpen = after.indexOf("(");
|
| while (afterParenOpen !== -1 && afterParen > afterParenOpen) {
|
| afterParen = after.indexOf(")", afterParen + 1);
|
| afterParenOpen = after.indexOf("(", afterParenOpen + 1);
|
| }
|
| if (beforeParen === -1 || afterParen === -1) return;
|
|
|
|
|
| const parenContent = target.value.substring(beforeParen + 1, selectionStart + afterParen);
|
| const lastColon = parenContent.lastIndexOf(":");
|
| selectionStart = beforeParen + 1;
|
| selectionEnd = selectionStart + lastColon;
|
| target.setSelectionRange(selectionStart, selectionEnd);
|
| }
|
|
|
| event.preventDefault();
|
|
|
| if (selectionStart == 0 || target.value[selectionStart - 1] != "(") {
|
| target.value = target.value.slice(0, selectionStart) +
|
| "(" + target.value.slice(selectionStart, selectionEnd) + ":1.0)" +
|
| target.value.slice(selectionEnd);
|
|
|
| target.focus();
|
| target.selectionStart = selectionStart + 1;
|
| target.selectionEnd = selectionEnd + 1;
|
|
|
| } else {
|
| end = target.value.slice(selectionEnd + 1).indexOf(")") + 1;
|
| weight = parseFloat(target.value.slice(selectionEnd + 1, selectionEnd + 1 + end));
|
| if (isNaN(weight)) return;
|
| if (event.key == minus) weight -= 0.1;
|
| if (event.key == plus) weight += 0.1;
|
|
|
| weight = parseFloat(weight.toPrecision(12));
|
|
|
| target.value = target.value.slice(0, selectionEnd + 1) +
|
| weight +
|
| target.value.slice(selectionEnd + 1 + end - 1);
|
|
|
| target.focus();
|
| target.selectionStart = selectionStart;
|
| target.selectionEnd = selectionEnd;
|
| }
|
|
|
|
|
| target.dispatchEvent(new Event("input", { bubbles: true }));
|
| });
|
|
|
