public RowDetailsService(RadDataGrid owner)
: base(owner)
{
this.ExpandedItems = new HashSet <object>();
this.DetailsPresenter = new DataGridRowDetailsControl();
}
private void PrepareExpandedRowDetailsControl(GridRowModel decorator, DataGridRowDetailsControl control)
{
if (control != null)
{
control.Content = decorator.ItemInfo.Item;
if (this.owner.RowDetailsTemplate != control.ContentTemplate)
{
control.ContentTemplate = this.owner.RowDetailsTemplate;
}
}
}
private RadSize MeasureRow(GridRowModel row)
{
UIElement container = row.Container as UIElement;
if (container != null)
{
container.Measure(new Size(double.PositiveInfinity, double.PositiveInfinity));
row.DesiredSize = GridModel.DoubleArithmetics.Ceiling(container.DesiredSize.ToRadSize());
}
DataGridRowDetailsControl rowDetailsContainer = row.Container as DataGridRowDetailsControl;
if (rowDetailsContainer != null)
{
row.RowDetailsSize = new RadSize(row.DesiredSize.Width, row.DesiredSize.Height);
row.DesiredSize = new RadSize(row.DesiredSize.Width, row.DesiredSize.Height);
}
var tuple = row.Container as Tuple <UIElement, UIElement>;
if (tuple != null)
{
if (tuple.Item1 != null)
{
tuple.Item1.Measure(new Size(double.PositiveInfinity, double.PositiveInfinity));
row.DesiredSize = GridModel.DoubleArithmetics.Ceiling(tuple.Item1.DesiredSize.ToRadSize());
}
if (tuple.Item2 != null)
{
tuple.Item2.Measure(new Size(double.PositiveInfinity, double.PositiveInfinity));
row.DesiredSize = GridModel.DoubleArithmetics.Ceiling(tuple.Item2.DesiredSize.ToRadSize());
}
}
return(new RadSize(this.lastAvailableSize.Width, row.DesiredSize.Height));
}
private Size ArrangeRow(GridRowModel row)
{
var arrangeRect = row.layoutSlot;
DataGridRowDetailsControl rowDetailsContainer = row.Container as DataGridRowDetailsControl;
if (rowDetailsContainer != null)
{
var detailsHeight = rowDetailsContainer.DesiredSize.Height;
var offset = double.IsNaN(this.RowHeight) ? (arrangeRect.Height - detailsHeight) : this.RowHeight;
arrangeRect = new RadRect(arrangeRect.X, arrangeRect.Y + offset, arrangeRect.Width, detailsHeight);
}
var container = row.Container as UIElement;
if (container != null)
{
container.Arrange(arrangeRect.ToRect());
}
var tuple = row.Container as Tuple <UIElement, UIElement>;
if (tuple != null)
{
if (tuple.Item1 != null)
{
tuple.Item1.Arrange(arrangeRect.ToRect());
}
if (tuple.Item2 != null)
{
tuple.Item2.Arrange(arrangeRect.ToRect());
}
}
return(new Size(arrangeRect.Width, arrangeRect.Height));
}