/// <summary>
/// 得到ChildColumns中的集合，用，号分开
/// Get ChildSequence no respect to the GridColumns for ChildColumns in StackedHeaderRow
/// </summary>
/// <param name="column"></param>
/// <param name="rowIndex"></param>
/// <returns></returns>
/// <remarks></remarks>
public static List <int> GetChildSequence(this SfDataGrid sfgrid, StackedColumn column, int rowIndex)
{
List <int> childSequencNo = new List <int>();
if (column != null)
{
var childColumns = column.ChildColumns.Split(',');
foreach (var child in childColumns)
{
bool bFound = false;
var currentColumns = sfgrid.Columns;
for (int i = 0; i < currentColumns.Count; ++i)
{
if (currentColumns[i].MappingName == child)
{
childSequencNo.Add(i);
bFound = true;
break;
}
}
if (!bFound)
{
var childSubSequence = sfgrid.GetChildSequence(sfgrid.GetStackedColumn(child, rowIndex + 1), rowIndex);
childSequencNo = childSequencNo.Union(childSubSequence).ToList();
}
}
return(childSequencNo);
}
return(childSequencNo);
}
/// <summary>
/// Gets StackedColumn corresponding to the given name and index
/// </summary>
/// <param name="columnName"></param>
/// <param name="rowIndex"></param>
/// <returns></returns>
/// <remarks></remarks>
private static StackedColumn GetStackedColumn(this SfDataGrid sfgrid, string columnName, int rowIndex)
{
StackedHeaderRow header = null;
StackedColumn column = null;
if (rowIndex >= sfgrid.StackedHeaderRows.Count)
{
return(null);
}
header = sfgrid.StackedHeaderRows[rowIndex];
while (true)
{
column = header.StackedColumns.FirstOrDefault(child => child.HeaderText == columnName);
if (column == null)
{
column = sfgrid.GetStackedColumn(columnName, rowIndex + 1);
}
return(column);
}
}
/// <summary>
/// Gets the common Column in the same StackedHeaderRow
/// </summary>
/// <param name="childColumns"></param>
/// <param name="header"></param>
/// <param name="column"></param>
/// <returns></returns>
/// <remarks></remarks>
public static List <int> IntersectedChildColumn(this SfDataGrid sfGrid, List <int> childColumns, StackedHeaderRow header, StackedColumn column)
{
var intersectedIndex = new List <int>();
foreach (var item in header.StackedColumns)
{
if (item == column)
{
return(intersectedIndex);
}
if (item.ChildColumnsIndex != null)
{
intersectedIndex = intersectedIndex.Union(childColumns.Intersect(item.ChildColumnsIndex)).ToList();
}
}
return(intersectedIndex);
}
/// <summary>
/// Gets the childColumns for the given StackedColumn
/// </summary>
/// <param name="childColumns"></param>
/// <param name="header"></param>
/// <param name="column"></param>
/// <returns></returns>
/// <remarks></remarks>
public static List <int> CheckChildSequence(this SfDataGrid sfgrid, List <int> childColumns, StackedHeaderRow header, StackedColumn column)
{
foreach (var col in header.StackedColumns)
{
var childs = col.ChildColumns.Split(',');
childs.ForEach(child =>
{
if (child.Equals(column.HeaderText))
{
childColumns = col.ChildColumnsIndex;
}
});
}
return(childColumns);
}
