private void PrepareLoadingDataControl(DataGridLoadDataControl control)
{
if (control != null)
{
control.Owner = this.owner;
this.owner.visualStateService.RegisterDataLoadingListener((IDataStatusListener)control);
}
}
public object GenerateContainerForItem(RowGenerationContext info, object containerType)
{
DataGridGroupHeader groupHeader = null;
object generatedContent = null;
if (groupHeaderType.Equals(containerType))
{
groupHeader = new DataGridGroupHeader();
}
else if (object.Equals(frozenHeader, containerType))
{
// Frozen Headers are placed in different panel (not in cells panel).
groupHeader = new DataGridGroupHeader(true);
}
if (groupHeader != null)
{
if (groupHeader.IsFrozen)
{
this.owner.FrozenGroupHeadersHost.Children.Add(groupHeader);
}
else
{
var contentLayer = this.owner.GroupHeadersContentLayer;
if (contentLayer != null)
{
contentLayer.AddVisualChild(groupHeader);
}
}
generatedContent = groupHeader;
}
if (containerType != null && containerType.Equals(loadingDataControlType))
{
var control = new DataGridLoadDataControl();
var contentLayer = this.owner.GetContentLayerForColumn(null);
if (contentLayer != null)
{
contentLayer.AddVisualChild(control);
}
generatedContent = control;
}
if (rowDetailType.Equals(containerType))
{
generatedContent = this.owner.rowDetailsService.DetailsPresenter;
this.owner.rowDetailsService.DetailsPresenter.Visibility = Visibility.Visible;
}
return(generatedContent);
}
public void PrepareContainerForItem(GridRowModel decorator)
{
DataGridLoadDataControl control = decorator.Container as DataGridLoadDataControl;
if (control != null)
{
control.Owner = this.owner;
this.owner.visualStateService.RegisterDataLoadingListener((IDataStatusListener)control);
}
this.PrepareGroupRow(decorator, decorator.Container as DataGridGroupHeader);
}
public void ClearContainerForItem(GridRowModel decorator)
{
DataGridLoadDataControl control = decorator.Container as DataGridLoadDataControl;
if (control != null)
{
control.Owner = null;
this.owner.visualStateService.UnregisterDataLoadingListener((IDataStatusListener)control);
}
DataGridGroupHeader groupHeader = decorator.Container as DataGridGroupHeader;
if (groupHeader != null)
{
groupHeader.Owner = null;
}
}
