private static void OnSetCommandParameterCallback(DependencyObject dependencyObject, DependencyPropertyChangedEventArgs e)
{
XamDateNavigator dateNavigator = dependencyObject as XamDateNavigator;
if (dateNavigator != null)
{
XamDateNavigatorSelectedDatesCommandBehavior behavior = GetOrCreateBehavior(dateNavigator);
behavior.CommandParameter = e.NewValue;
}
}
public CalendarGroup()
{
InitializeComponent();
//workaround for XAML build error in Core 3
XamDateNavigator dateNav = new XamDateNavigator();
dateNav.Margin = new Thickness(5);
dateNav.HighlightDayCriteria = HighlightDayCriteria.DaysWithActivity;
dateNav.Background = new SolidColorBrush(Colors.Transparent);
Binding dataManagerBinding = new Binding();
dataManagerBinding.Source = DataContext;
dataManagerBinding.Path = new PropertyPath("DataManager");
dateNav.SetBinding(XamDateNavigator.DataManagerProperty, dataManagerBinding);
Binding selectedDatesBinding = new Binding();
selectedDatesBinding.Source = DataContext;
selectedDatesBinding.Path = new PropertyPath("SelectedDates");
dateNav.SetBinding(XamDateNavigatorProperties.SelectedDatesProperty, selectedDatesBinding);
Binding commandBinding = new Binding();
commandBinding.Source = DataContext;
commandBinding.Path = new PropertyPath("DateNavigatorSelectedDatesCommand");
EventToCommand eventToCommand = new EventToCommand();
eventToCommand.EventArgsConverter = new DateNavigatorSelectedDatesConverter();
BindingOperations.SetBinding(eventToCommand, EventToCommand.CommandProperty, commandBinding);
var triggers = Interaction.GetTriggers(dateNav);
var eventTrigger = new System.Windows.Interactivity.EventTrigger()
{
EventName = "SelectedDatesChanged"
};
eventTrigger.Actions.Add(eventToCommand);
triggers.Add(eventTrigger);
_dateNavigatorPlaceholder.Children.Add(dateNav);
}
private static void OnSelectedDatesChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
if (e.NewValue == null)
{
return;
}
XamDateNavigator dateNavigator = (XamDateNavigator)d;
try
{
dateNavigator.SelectedDates.Clear();
var dates = (ObservableCollection <DateTime>)e.NewValue;
foreach (var date in dates)
{
dateNavigator.SelectedDates.Add(date);
}
}
catch { }
}
public static string GetSelectedDates(XamDateNavigator dateNavigator)
{
return(dateNavigator.GetValue(SelectedDatesProperty) as string);
}
public static void SetSelectedDates(XamDateNavigator dateNavigator, object value)
{
dateNavigator.SetValue(SelectedDatesProperty, value);
}
private static XamDateNavigatorSelectedDatesCommandBehavior GetOrCreateBehavior(XamDateNavigator dateNavigator)
{
XamDateNavigatorSelectedDatesCommandBehavior behavior = dateNavigator.GetValue(DateNavigatorSelectedDatesProperty) as XamDateNavigatorSelectedDatesCommandBehavior;
if (behavior == null)
{
behavior = new XamDateNavigatorSelectedDatesCommandBehavior(dateNavigator);
dateNavigator.SetValue(DateNavigatorSelectedDatesProperty, behavior);
}
return(behavior);
}
public static void SetCommandParameter(XamDateNavigator dateNavigator, object parameter)
{
dateNavigator.SetValue(CommandParameterProperty, parameter);
}
public static object GetCommandParameter(XamDateNavigator dateNavigator)
{
return(dateNavigator.GetValue(CommandParameterProperty));
}
public static void SetCommand(XamDateNavigator menuItem, ICommand command)
{
menuItem.SetValue(CommandProperty, command);
}
public static ICommand GetCommand(XamDateNavigator dateNavigator)
{
return(dateNavigator.GetValue(CommandProperty) as ICommand);
}
