# 设置交替行颜色
self.tableWidget.setStyleSheet("QTableWidget::item:selected { background-color: lightblue; } QTableWidget::item:alternate { background-color: lightgray; }")
# 设置交替行颜色
self.tableWidget.setStyleSheet("QTableWidget::item:selected { background-color: lightblue; } QTableWidget::item:alternate { background-color: lightgray; }")