select method

dynamic select(
  1. T1 element
)

Implementation

select(T1 element) {
  if (selectionMode == SelectionMode.single) {
    selectionMap.clear();
    selectionMap[getKey(element)] = element;
    update();
  } else if (selectionMode == SelectionMode.multiple) {
    selectionMap[getKey(element)] = element;
    update();
  }
}