static void OnDataGridRowSelected(object sender, RoutedEventArgs e)
{
if (!object.ReferenceEquals(sender, e.OriginalSource))
{
return;
}
DataGridRow item = e.OriginalSource as DataGridRow;
if (item != null)
{
item.BringIntoView();
}
}
static void OnDataGridRowSelected(object sender, RoutedEventArgs e)
{
// Only react to the Selected event raised by the TreeViewItem
// whose IsSelected property was modified. Ignore all ancestors
// who are merely reporting that a descendant's Selected fired.
if (!Object.ReferenceEquals(sender, e.OriginalSource))
{
return;
}
DataGridRow item = e.OriginalSource as DataGridRow;
if (item != null)
{
item.BringIntoView();
}
}
private void DeckDragEnter(object sender, DragEventArgs e)
{
if (!e.Data.GetDataPresent("Card"))
{
e.Effects = DragDropEffects.None;
}
else
{
DataGridRow adornedRow = FindAncestor <DataGridRow>(e.OriginalSource as FrameworkElement); // used to place drop adorner
DataGrid grid = (DataGrid)FindAncestor <Expander>(e.OriginalSource as FrameworkElement).Content;
if (e.Effects == DragDropEffects.Copy)
{
Expander exp = FindAncestor <Expander>(sender as FrameworkElement);
ObservableSection dropSection = (ObservableSection)((FrameworkElement)exp).DataContext;
var dragCard = e.Data.GetData("Card") as IMultiCard;
var element = dropSection.Cards.FirstOrDefault(c => c.Id == dragCard.Id);
if (element != null) //i.e. card already in section
{
// Highlight the existing card
adornedRow = grid.ItemContainerGenerator.ContainerFromIndex(grid.Items.IndexOf(element)) as DataGridRow; // Move adorner to existing card
adornedRow.BringIntoView();
ShowAdorner(adornedRow, true);
}
else
{
e.Effects = DragDropEffects.All;
}
}
if (e.Effects == DragDropEffects.All)
{
if (adornedRow != null && grid.Items.SortDescriptions.Count == 0)
{
ShowAdorner(adornedRow, false);
}
else if (grid != null)
{
ShowAdorner(grid, true);
}
}
}
}