onApprovalForAll method

void onApprovalForAll(
  1. void callback(
    1. String account,
    2. String operator,
    3. Event event
    )
)

Emitted when account grants or revokes permission to operator to transfer their tokens, according to approved.

Implementation

void onApprovalForAll(
  void Function(
    String account,
    String operator,
    Event event,
  )
      callback,
) =>
    contract.on(
      'ApprovalForAll',
      (String account, String operator, dynamic data) => callback(
        account,
        operator,
        Event.fromJS(data),
      ),
    );