private Rectangle GetScrollableColumnBounds(GridTableElement tableElement)
{
PinnedRowsContainerElement topPinnedRows = tableElement.ViewElement.TopPinnedRows;
ScrollableRowsContainerElement scrollableRows = tableElement.ViewElement.ScrollableRows;
PinnedRowsContainerElement bottomPinnedRows = tableElement.ViewElement.BottomPinnedRows;
RadElement radElement = (RadElement)null;
if (topPinnedRows.Children.Count > 0)
{
radElement = (RadElement)topPinnedRows;
}
else if (scrollableRows.Children.Count > 0)
{
radElement = (RadElement)scrollableRows;
}
else if (bottomPinnedRows.Children.Count > 0)
{
radElement = (RadElement)bottomPinnedRows;
}
if (radElement == null)
{
return(Rectangle.Empty);
}
Rectangle boundingRectangle = (radElement.Children[0] as GridVirtualizedRowElement).ScrollableColumns.ControlBoundingRectangle;
if (tableElement.VScrollBar.Visibility != ElementVisibility.Collapsed)
{
boundingRectangle.Width -= tableElement.VScrollBar.ControlBoundingRectangle.Width;
}
if (tableElement.HScrollBar.Visibility != ElementVisibility.Collapsed)
{
boundingRectangle.Height -= tableElement.HScrollBar.ControlBoundingRectangle.Height;
}
return(boundingRectangle);
}
protected override void CreateChildElements()
{
base.CreateChildElements();
ChildrenChangedEventHandler changedEventHandler = new ChildrenChangedEventHandler(this.rows_ChildrenChanged);
this.topPinnedRows = new PinnedRowsContainerElement();
this.topPinnedRows.ZIndex = 10;
this.topPinnedRows.ChildrenChanged += changedEventHandler;
this.Children.Add((RadElement)this.topPinnedRows);
this.scrollableRows = new ScrollableRowsContainerElement();
this.scrollableRows.ChildrenChanged += changedEventHandler;
this.Children.Add((RadElement)this.scrollableRows);
this.bottomPinnedRows = new PinnedRowsContainerElement();
this.bottomPinnedRows.ZIndex = 5;
this.bottomPinnedRows.ChildrenChanged += changedEventHandler;
this.Children.Add((RadElement)this.bottomPinnedRows);
}
