private static void SubscribeSelectionChanges(DataGrid dataGrid)
{
dataGrid.UpdateHandler(DataGridCell.SelectedEvent, SelectedCellsChangedHandler, true);
dataGrid.UpdateHandler(DataGridCell.UnselectedEvent, SelectedCellsChangedHandler, true);
dataGrid.SetCurrentValue(IsSubscribingChangesProperty, BooleanBoxes.True);
}
private static void UpdateSelectedCellItemFromView(DataGrid dataGrid)
{
var index = dataGrid.GetIndex();
if (index == null || index.Value.Column < 0 || index.Value.Column >= dataGrid.Columns.Count)
{
dataGrid.SetCurrentValue(CellItemProperty, null);
return;
}
var column = dataGrid.Columns.ElementAtOrDefault<DataGridColumn>(index.Value.Column);
var item = dataGrid.Items.ElementAtOrDefault(index.Value.Row);
var cellItem = GetCellItem(column, item);
dataGrid.SetCurrentValue(CellItemProperty, cellItem);
}
private static void ListenToColumnAutoGeneration(DataGrid dataGrid)
{
if (dataGrid.GetValue(ListenerProperty) == null)
{
dataGrid.SetCurrentValue(ListenerProperty, new AutogenerateColumnListener(dataGrid));
}
}
