calculateFixedHeight method
Implementation
double calculateFixedHeight() {
if (rowHeightMode is! RowHeightHighestCell) {
return 0;
}
var highestCellHeight =
renderCells.map((cell) => cell.intrinsicHeight).reduce(max);
height =
(rowHeightMode as RowHeightHighestCell).calculate(highestCellHeight);
_validateHeight(height);
return height;
}