/// <summary>
/// Allow modifying the categories in the given ExtPerson; returns true if possibly changed
/// </summary>
public static bool SelectCats(ExtPerson ep)
{
var dialog = new CatMultiselectDialog
{
Owner = App.Current.MainWindow,
_VM = new VM(ep.SelectedCatIds)
};
dialog.DataContext = dialog._VM;
dialog.eCaption.Text = $"Choose categories for {ep.Person.Name}";
if (dialog.ShowDialog() != true)
{
return(false);
}
ep.SelectedCatIds = dialog._VM.GetEditedSelectedIds();
return(true);
}
/// <summary>
/// Allow selecting categories (such as for searching); returns null on cancel
/// </summary>
public static long[] SelectCats(bool allowNonLeafSelection, string caption)
{
var dialog = new CatMultiselectDialog
{
Owner = App.Current.MainWindow,
_VM = new VM(Array.Empty <long>())
{
ShowNonLeafCheckboxes = allowNonLeafSelection
}
};
dialog.DataContext = dialog._VM;
dialog.eCaption.Text = caption;
if (dialog.ShowDialog() != true)
{
return(null);
}
return(dialog._VM.GetEditedSelectedIds());
}