hyperlinkAt method

String? hyperlinkAt(
  1. int row,
  2. int col
)

URL-launcher helper: returns the hyperlink URI at (row, col), or null.

Implementation

String? hyperlinkAt(int row, int col) {
  if (_client == null) return null;
  if (row >= _grid.rows || col >= _grid.columns) return null;
  if (!isHyperlink(_grid.flagsAt(row, col))) return null;
  return _client!.resolveHyperlink(_grid.hyperlinkIdAt(row, col));
}