public int AddChildCellRange(IEnumerable <DataGridViewGroupCell> cells)
{
bool needRedraw = false;
if (ChildCells == null)
{
//需要画一个加号
ChildCells = new List <DataGridViewGroupCell>();
needRedraw = true;
}
foreach (DataGridViewGroupCell cell in cells)
{
if (!ChildCells.Contains(cell))
{
ChildCells.Add(cell);
cell.GroupLevel = GroupLevel + 1;
cell.ParentCell = this;
}
}
if (needRedraw)
{
DataGridView.InvalidateCell(this);
}
return(ChildCells.Count);
}
private void UpdateChildCells(IEnumerable <Token> tokens)
{
ChildCells.Clear();
foreach (var token in tokens)
{
if (token is CellNameToken cellToken)
{
ChildCells.Add(cellToken.Value);
}
}
}
