getRows method

List<Row> getRows(BuildContext context, double maxWidth)

Implementation

List<Row> getRows(BuildContext context, double maxWidth) {
  print(maxWidth);
  print(minWidthPerChild);
  var numberPerRow = max((maxWidth / minWidthPerChild).floor(), 1);
  if (numberPerRow > maxChildrenPerRow) numberPerRow = maxChildrenPerRow;
  print(numberPerRow);
  var rows = <Row>[];
  var countForRow = 0;
  var currentRowChildren = <Widget>[];
  for (var child in children!) {
    currentRowChildren.add(
      Expanded(
        child: Container(
          child: child,
          margin: EdgeInsets.only(
            top: 8.0,
            right: 8.0,
          ),
        ),
      ),
    );
    countForRow++;
    if (countForRow == numberPerRow) {
      rows.add(
        Row(
          crossAxisAlignment: CrossAxisAlignment.start,
          mainAxisSize: MainAxisSize.max,
          children: currentRowChildren,
        ),
      );
      currentRowChildren = [];
      countForRow = 0;
    }
  }

  if (currentRowChildren.isNotEmpty) {
    while (countForRow < numberPerRow) {
      currentRowChildren.add(
        Expanded(child: Container()),
      );
      countForRow++;
    }
    rows.add(
      Row(
        crossAxisAlignment: CrossAxisAlignment.start,
        mainAxisSize: MainAxisSize.max,
        children: currentRowChildren,
      ),
    );
  }

  return rows;
}