private void AddGroupColumn(GridViewColumnGroup group)
{
if (!group.IsVisible)
{
return;
}
GridViewGroupColumn gridViewGroupColumn = new GridViewGroupColumn(group);
gridViewGroupColumn.OwnerTemplate = this.ViewTemplate;
this.groupColumns.Add(group, gridViewGroupColumn);
this.AddColumn(group, (GridViewColumn)gridViewGroupColumn);
foreach (GridViewColumnGroup group1 in (Collection <GridViewColumnGroup>)group.Groups)
{
this.AddGroupColumn(group1);
}
if (group.Groups.Count != 0)
{
return;
}
foreach (GridViewColumnGroupRow row in (Collection <GridViewColumnGroupRow>)group.Rows)
{
foreach (string columnName in (Collection <string>)row.ColumnNames)
{
if (this.ColumnIsVisible((GridViewColumn)this.ViewTemplate.Columns[columnName]) || this.IgnoreColumnVisibility)
{
this.AddColumn(group, (GridViewColumn)this.ViewTemplate.Columns[columnName]);
}
}
}
}
private void FindColumnNode(
GridViewColumn column,
out ColumnGroupLayoutNode node,
out ColumnGroupColumnData data)
{
Queue <ColumnGroupLayoutNode> columnGroupLayoutNodeQueue = new Queue <ColumnGroupLayoutNode>();
GridViewGroupColumn gridViewGroupColumn = column as GridViewGroupColumn;
columnGroupLayoutNodeQueue.Enqueue(this.root);
while (columnGroupLayoutNodeQueue.Count > 0)
{
foreach (ColumnGroupLayoutNode child in columnGroupLayoutNodeQueue.Dequeue().Children)
{
if (gridViewGroupColumn != null && gridViewGroupColumn.Group == child.Group && child.Group != null)
{
node = child;
data = (ColumnGroupColumnData)null;
return;
}
if (child.ColumnData.ContainsKey(column))
{
node = child;
data = child.ColumnData[column];
return;
}
columnGroupLayoutNodeQueue.Enqueue(child);
}
}
node = (ColumnGroupLayoutNode)null;
data = (ColumnGroupColumnData)null;
}
protected override bool ProcessDragOver(Point currentMouseLocation, ISupportDrag dragObject)
{
object dataContext = dragObject.GetDataContext();
if (!this.ViewTemplate.AllowColumnReorder)
{
return(false);
}
if (dataContext is GridViewColumnGroup)
{
return(true);
}
if (dataContext is GridViewGroupColumn)
{
GridViewGroupColumn gridViewGroupColumn = (GridViewGroupColumn)dataContext;
for (GridViewColumnGroup gridViewColumnGroup = this.GridViewGroupColumn.Group; gridViewColumnGroup != null; gridViewColumnGroup = gridViewColumnGroup.Parent)
{
if (gridViewColumnGroup == gridViewGroupColumn.Group)
{
return(false);
}
}
}
return(base.ProcessDragOver(currentMouseLocation, dragObject));
}
public GridViewColumnGroup FindGroup(GridViewColumn column)
{
GridViewGroupColumn gridViewGroupColumn = column as GridViewGroupColumn;
if (gridViewGroupColumn != null)
{
return(gridViewGroupColumn.Group);
}
return(this.FindGroup(this.ColumnGroups, column));
}
public void ProcessRequests()
{
if (this.processing > 0 || this.tableElement == null || this.tableElement.ViewTemplate == null)
{
return;
}
++this.processing;
if (this.BestFitQueue.Count == 0 || !this.TableElement.CanBestFit())
{
--this.processing;
}
else
{
this.TableElement.UpdateLayout();
if (this.TableElement.VisualRows.Count == 0 || this.tableElement.ViewTemplate == null || this.TableElement.ViewTemplate.Columns.Count == 0)
{
--this.processing;
}
else if (this.TableElement.ViewInfo.ParentRow != null && this.TableElement.DesiredSize == SizeF.Empty)
{
this.TableElement.GridViewElement.UpdateLayout();
--this.processing;
}
else
{
this.updateRowsHeight = false;
while (this.BestFitQueue.Count > 0)
{
BestFitQueue.BestFitRequest bestFitRequest = this.BestFitQueue.Dequeue();
BestFitColumnMode? autoSizeMode = bestFitRequest.AutoSizeMode;
if (bestFitRequest.Operation == BestFitQueue.BestFitOperation.BestFitAllColumns)
{
this.BestFitColumnsCore(autoSizeMode);
}
else
{
GridViewGroupColumn column = bestFitRequest.Column as GridViewGroupColumn;
if (column != null)
{
this.BestFitGroupColumn(column, true, new BestFitColumnMode?());
}
else
{
BestFitColumnMode mode = autoSizeMode.HasValue ? autoSizeMode.Value : bestFitRequest.Column.AutoSizeMode;
this.BestFitColumnCore(bestFitRequest.Column, mode);
}
}
}
this.UpdateLayout();
this.SynchronizeViews();
--this.processing;
}
}
}
private List <GridViewGroupColumn> GetGroupColumns(
ColumnGroupRowLayout columGroupRowLayout)
{
List <GridViewGroupColumn> gridViewGroupColumnList = new List <GridViewGroupColumn>();
foreach (GridViewColumn scrollableColumn in (IEnumerable <GridViewColumn>)columGroupRowLayout.ScrollableColumns)
{
GridViewGroupColumn gridViewGroupColumn = scrollableColumn as GridViewGroupColumn;
if (gridViewGroupColumn != null)
{
gridViewGroupColumnList.Add(gridViewGroupColumn);
}
}
return(gridViewGroupColumnList);
}
protected override void ProcessDragDrop(Point dropLocation, ISupportDrag dragObject)
{
GridViewColumn dataContext = dragObject.GetDataContext() as GridViewColumn;
if (!dataContext.AllowHide)
{
return;
}
GridViewGroupColumn gridViewGroupColumn = dataContext as GridViewGroupColumn;
if (gridViewGroupColumn != null && !gridViewGroupColumn.Group.AllowHide)
{
return;
}
dataContext.IsVisible = false;
}
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);
}
}
public override void UpdateDropContext(
ISupportDrag draggedContext,
ISupportDrop dropTarget,
Point?location)
{
GridColumnGroupCellElement groupCellElement = dropTarget as GridColumnGroupCellElement;
GridHeaderCellElement headerCellElement = dropTarget as GridHeaderCellElement;
GridViewGroupColumn gridViewGroupColumn = groupCellElement != null ? groupCellElement.ColumnInfo as GridViewGroupColumn : (GridViewGroupColumn)null;
if (headerCellElement == null || !location.HasValue)
{
this.orientation = Orientation.Vertical;
}
else
{
if (headerCellElement.RowElement == null || headerCellElement.RowElement.TableElement == null)
{
return;
}
Rectangle boundingRectangle1 = headerCellElement.ControlBoundingRectangle;
Rectangle boundingRectangle2 = headerCellElement.RowElement.TableElement.ViewElement.ControlBoundingRectangle;
if (boundingRectangle1.Right > boundingRectangle2.Right)
{
boundingRectangle1.Width -= boundingRectangle1.Right - boundingRectangle2.Right;
}
if (boundingRectangle1.X < boundingRectangle2.X)
{
boundingRectangle1.Width -= boundingRectangle2.X - boundingRectangle1.X;
boundingRectangle1.X = boundingRectangle2.X;
}
if ((RadGridViewDragDropService.GetDropPosition(headerCellElement.PointFromScreen(location.Value), headerCellElement.Size) & RadPosition.Bottom) != RadPosition.None && (gridViewGroupColumn != null && gridViewGroupColumn.Group.Rows.Count == 0 && draggedContext.GetDataContext() is GridViewGroupColumn || gridViewGroupColumn != null && gridViewGroupColumn.Group.Groups.Count == 0 && draggedContext.GetDataContext() is GridViewDataColumn || gridViewGroupColumn == null))
{
this.orientation = Orientation.Horizontal;
}
else
{
this.orientation = Orientation.Vertical;
}
}
}
