diff --git a/packages/fineui/src/core/utils/dom.js b/packages/fineui/src/core/utils/dom.js index 1be70de14..0530cfe95 100644 --- a/packages/fineui/src/core/utils/dom.js +++ b/packages/fineui/src/core/utils/dom.js @@ -743,12 +743,13 @@ export function getComboPosition(combo, popup, extraWidth, extraHeight, needAdap } if (needAdaptHeight === true && popup.resetHeight) { const comboRect = combo.element[0].getBoundingClientRect(); + const scale = comboRect.height / combo.element.height(); const relativeOffset = positionRelativeElement ? positionRelativeElement.getBoundingClientRect().top : 0; const positionTop = position.top + relativeOffset; if (positionTop < comboRect.top) { - popup.resetHeight(Math.min(viewportBounds.height - positionTop, comboRect.top, maxHeight)); + popup.resetHeight(Math.min((viewportBounds.height - positionTop) / scale, comboRect.top / scale, maxHeight)); } else if (positionTop >= comboRect.bottom) { - popup.resetHeight(Math.min(viewportBounds.height - positionTop, viewportBounds.height - comboRect.bottom, maxHeight)); + popup.resetHeight(Math.min((viewportBounds.height - positionTop) / scale, (viewportBounds.height - comboRect.bottom) / scale, maxHeight)); } }