isPageRequestedFor method

bool isPageRequestedFor(
  1. int messageIndex
)

Checks if the page for the given messageIndex is already requested.

Note that the messageIndex is expected to be based on full messageSequence, where index 0 is newest message and size-1 is the oldest message.

Implementation

bool isPageRequestedFor(int messageIndex) {
  final index = length - messageIndex - 1;
  return index >
      length - (pagedSequence.currentPageIndex * pagedSequence.pageSize);
}