reportProgress method

void reportProgress(
  1. double value
)

Reports progress in the inclusive 0.0 to 1.0 range.

Implementation

void reportProgress(double value) {
  if (!value.isFinite || value < 0 || value > 1) {
    throw RangeError.range(value, 0, 1, 'value');
  }
  throwIfCancelled();
  _eventPort.send((_IsolateTaskMessage.progress, value));
}