/// <summary>
/// Get covered cell info through event.
/// </summary>
/// <param name="rowIndex"></param>
/// <param name="columnIndex"></param>
/// <param name="gridColumn"></param>
/// <param name="record"></param>
/// <returns></returns>
internal CoveredCellInfo GetCoveredCell(int rowIndex, int columnIndex, GridColumn gridColumn, object record)
{
if ((dataGrid.SelectionMode != GridSelectionMode.Single && dataGrid.SelectionMode != GridSelectionMode.None) || dataGrid.SelectionUnit == GridSelectionUnit.Row || dataGrid.SelectionUnit == GridSelectionUnit.Any || dataGrid.NavigationMode == NavigationMode.Row || dataGrid.AllowFrozenGroupHeaders)
{
throw new NotSupportedException(string.Format("Merged Cell will not support with {0}, {1}, {2}, AllowFrozenGroupedHeaders {3}", dataGrid.SelectionMode, dataGrid.SelectionUnit, dataGrid.NavigationMode, dataGrid.AllowFrozenGroupHeaders));
}
CoveredCellInfo range = null;
if (dataGrid.GridModel == null)
{
return(range);
}
GetCoveredCellInfo(out range, rowIndex, columnIndex);
if (range != null)
{
return(range);
}
GridQueryCoveredRangeEventArgs e = new GridQueryCoveredRangeEventArgs(new RowColumnIndex(rowIndex, columnIndex), gridColumn, record, dataGrid);
dataGrid.RaiseQueryCoveredRange(e);
range = e.Range;
if (range != null && e.Handled)
{
if (range.Contains(rowIndex, columnIndex))
{
if (IsInRange(range))
{
throw new Exception(String.Format("Conflict detected when trying to save {0}", range));
}
range.MappedRowColumnIndex = new RowColumnIndex(range.Top, columnIndex);
this.dataGrid.coveredCells.Add(range);
return(range);
}
}
return(null);
}
