focusTo method

void focusTo(
  1. String fragmentId,
  2. int localOffset, {
  3. bool forward = true,
})

Updates only the focus (to extend selection, e.g.: shift+arrow, drag).

Implementation

void focusTo(String fragmentId, int localOffset, {bool forward = true}) {
  focusId = fragmentId;
  focusOffset = localOffset;
}