private void Grid_Sorting(object sender, DataGridSortingEventArgs e)
{
switch (e.Column.SortDirection)
{
case ListSortDirection.Ascending:
{
e.Column.SortDirection = ListSortDirection.Descending;
break;
}
case ListSortDirection.Descending:
{
e.Column.SortDirection = null;
break;
}
default:
{
e.Column.SortDirection = ListSortDirection.Ascending;
break;
}
}
TreeGridFlatModel GridModel = (TreeGridFlatModel)DataContext;
PropertyInfo SortProperty = typeof(TimingDataViewModel).GetProperty(e.Column.SortMemberPath);
GridModel.Sort(SortProperty, e.Column.SortDirection);
e.Handled = true;
}
private void SortNodes()
{
if (SortingColumn == null)
{
SortingColumn = Grid.Columns[2];
}
TreeGridFlatModel GridModel = (TreeGridFlatModel)DataContext;
PropertyInfo SortProperty = typeof(TimingDataViewModel).GetProperty(SortingColumn.SortMemberPath);
GridModel.Sort(SortProperty, SortingColumn.SortDirection);
}
private void SortModel(DataGrid Grid)
{
if (Grid.DataContext == null)
{
return;
}
// Find the column that has a sorting value set, if any.
DataGridColumn SortedColumn = Grid.Columns.FirstOrDefault(c => c.SortDirection != null);
if (SortedColumn == null)
{
// No sort applied.
return;
}
TreeGridFlatModel Model = (TreeGridFlatModel)Grid.DataContext;
PropertyInfo SortProperty = typeof(TimingDataViewModel).GetProperty(SortedColumn.SortMemberPath);
Model.Sort(SortProperty, SortedColumn.SortDirection);
}
private void UpdateTabVisibility(TreeGridFlatModel TabModel, TabItem Tab, TimingDataGrid Grid)
{
Tab.Visibility = TabModel == null ? Visibility.Collapsed : Visibility.Visible;
Grid.DataContext = TabModel;
}