public override SizeF GetElementSize(GridViewColumn item)
{
float width = (float)item.Width;
if (item is GridViewRowHeaderColumn)
{
width = (float)this.rowView.RowHeaderColumnWidth;
}
else if (item is GridViewIndentColumn)
{
width = (float)this.rowView.GroupIndent;
}
if ((double)width < 0.0)
{
width = this.DefaultElementSize.Width;
}
if (item is GridViewGroupColumn)
{
ColumnGroupRowLayout rowLayout = this.rowView.ViewElement.RowLayout as ColumnGroupRowLayout;
if (rowLayout != null)
{
ColumnGroupsCellArrangeInfo columnData = rowLayout.GetColumnData(item);
if (columnData != null)
{
width = columnData.Bounds.Width;
}
}
}
return(new SizeF(width, 0.0f));
}
protected virtual Size GetRowSize(GridViewRowInfo row, ColumnGroupRowLayout rowLayout)
{
if (this.rowSize == Size.Empty)
{
int width1 = 0;
int height = rowLayout.GetRowHeight(row) + this.GridView.TableElement.RowSpacing;
foreach (GridViewColumn renderColumn in (IEnumerable <GridViewColumn>)rowLayout.RenderColumns)
{
if (!(renderColumn is GridViewRowHeaderColumn) && !(renderColumn is GridViewIndentColumn))
{
ColumnGroupsCellArrangeInfo columnData = rowLayout.GetColumnData(renderColumn);
if (columnData != null)
{
int width2 = (int)columnData.Bounds.Width;
if ((double)width1 < (double)columnData.Bounds.X + (double)width2)
{
width1 = (int)columnData.Bounds.X + width2;
}
}
}
}
this.rowSize = new Size(width1, height);
}
return(this.rowSize);
}
private void BestFitGroupColumn(
GridViewGroupColumn column,
bool bestFitChildColumns,
BestFitColumnMode?mode)
{
GridTableHeaderRowElement headerRowElement = this.GetHeaderRowElement();
IVirtualizedElementProvider <GridViewColumn> elementProvider = this.tableElement.ColumnScroller.ElementProvider;
ColumnGroupRowLayout rowLayout = this.tableElement.ViewElement.RowLayout as ColumnGroupRowLayout;
if (rowLayout == null || headerRowElement == null)
{
return;
}
GridColumnGroupCellElement element = elementProvider.GetElement((GridViewColumn)column, (object)headerRowElement) as GridColumnGroupCellElement;
if (element == null || !element.CanBestFit(column.AutoSizeMode))
{
return;
}
float num = this.MeasureCell((GridRowElement)headerRowElement, (GridViewColumn)column, element);
this.Detach(elementProvider, (GridCellElement)element);
ColumnGroupsCellArrangeInfo columnData = rowLayout.GetColumnData((GridViewColumn)column);
if ((double)columnData.Bounds.Width < (double)num)
{
rowLayout.StartColumnResize((GridViewColumn)column);
rowLayout.ResizeColumn((int)((double)num - (double)columnData.Bounds.Width));
rowLayout.InvalidateLayout();
this.TableElement.ViewElement.InvalidateMeasure(true);
this.TableElement.ViewElement.UpdateLayout();
rowLayout.EndColumnResize();
}
if (!bestFitChildColumns)
{
return;
}
foreach (GridViewColumn dataColumn in this.GetDataColumns(column.Group))
{
this.BestFitColumnCore(dataColumn, mode.HasValue ? mode.Value : column.AutoSizeMode);
}
}
protected virtual void BestFitColumnsCore(BestFitColumnMode?mode)
{
BestFitColumnMode?nullable = mode;
if ((nullable.GetValueOrDefault() != BestFitColumnMode.None ? 0 : (nullable.HasValue ? 1 : 0)) != 0)
{
return;
}
List <GridViewDataColumn> columns = new List <GridViewDataColumn>((IEnumerable <GridViewDataColumn>) this.tableElement.ViewTemplate.Columns);
ColumnGroupRowLayout groupLayout = this.TableElement.ViewElement.RowLayout as ColumnGroupRowLayout;
if (groupLayout != null)
{
columns.Sort((Comparison <GridViewDataColumn>)((A, B) =>
{
ColumnGroupsCellArrangeInfo columnData1 = groupLayout.GetColumnData((GridViewColumn)A);
ColumnGroupsCellArrangeInfo columnData2 = groupLayout.GetColumnData((GridViewColumn)B);
if (columnData1 == columnData2)
{
return(0);
}
if (columnData1 == null)
{
return(-1);
}
if (columnData2 == null)
{
return(1);
}
int num1 = columnData1.Group.Rows.IndexOf(columnData1.Row);
int num2 = columnData2.Group.Rows.IndexOf(columnData2.Row);
if (columnData1.Group != columnData2.Group)
{
return(columnData1.Bounds.X.CompareTo(columnData2.Bounds.X));
}
if (num1 != num2)
{
return(num1.CompareTo(num2));
}
return(columnData1.Bounds.X.CompareTo(columnData2.Bounds.X));
}));
}
float[] numArray = new float[this.tableElement.ViewTemplate.ColumnCount];
int index1 = -1;
if (mode.HasValue && mode.Value == BestFitColumnMode.AllCells)
{
numArray = this.CalculateColumnWidths(columns);
}
else
{
foreach (GridViewColumn column in columns)
{
if (!(column is GridViewGroupColumn))
{
++index1;
BestFitColumnMode mode1 = mode.HasValue ? mode.Value : column.AutoSizeMode;
if (column.IsVisible && mode1 != BestFitColumnMode.None)
{
float columnWidth = this.CalculateColumnWidth(column, mode1);
float val1 = numArray[index1];
numArray[index1] = Math.Max(val1, columnWidth);
}
}
}
}
for (int index2 = 0; index2 < numArray.Length; ++index2)
{
GridViewColumn column = (GridViewColumn)columns[index2];
if (column != null && column.IsVisible && column.AutoSizeMode != BestFitColumnMode.None && ((!column.IsGrouped || column.OwnerTemplate.ShowGroupedColumns) && column.CanStretch))
{
this.SetColumnWidth(column, numArray[index2]);
}
}
if (this.tableElement.ViewTemplate.AutoSizeColumnsMode == GridViewAutoSizeColumnsMode.Fill)
{
return;
}
this.BestFitGroupColumns(mode);
}