updateProgress method

void updateProgress(
  1. double? value
)

Updates the progress value (0.0 to 1.0) Pass null for indeterminate progress

Implementation

void updateProgress(double? value) {
  if (value != null) {
    progress.value = value.clamp(0.0, 1.0);
  } else {
    progress.value = null;
  }
}