/// <summary>
/// Clears any existing selection and then selects the current element.
/// </summary>
void ISelectionItemProvider.Select()
{
GlobalCalendarButton button = OwningCalendarButton;
if (!button.IsEnabled)
{
throw new ElementNotEnabledException();
}
GlobalCalendar calendar = OwningCalendar;
if (calendar != null &&
button.Visibility != Visibility.Collapsed &&
!button.IsCalendarButtonFocused)
{
foreach (GlobalCalendarButton child in calendar.MonthControl.YearView.Children)
{
if (child.IsCalendarButtonFocused)
{
child.IsCalendarButtonFocused = false;
break;
}
}
button.IsCalendarButtonFocused = true;
}
}
/// <summary>
/// Retrieves a UI automation provider for each child element that is
/// selected.
/// </summary>
/// <returns>
/// A collection of UI automation providers.
/// </returns>
IRawElementProviderSimple[] ISelectionProvider.GetSelection()
{
List <IRawElementProviderSimple> providers = new List <IRawElementProviderSimple>();
if (OwningGrid != null)
{
if (OwningCalendar.DisplayMode == CalendarMode.Month &&
OwningCalendar.SelectedDates != null &&
OwningCalendar.SelectedDates.Count != 0)
{
// return selected DayButtons
foreach (UIElement child in OwningGrid.Children)
{
int childRow = (int)child.GetValue(Grid.RowProperty);
if (childRow != 0)
{
GlobalCalendarDayButton dayButton = child as GlobalCalendarDayButton;
if (dayButton != null && dayButton.IsSelected)
{
AutomationPeer peer = CreatePeerForElement(dayButton);
if (peer != null)
{
providers.Add(ProviderFromPeer(peer));
}
}
}
}
}
else
{
// return the GlobalCalendarButton which has focus
foreach (UIElement child in OwningGrid.Children)
{
GlobalCalendarButton calendarButton = child as GlobalCalendarButton;
if (calendarButton != null && calendarButton.IsCalendarButtonFocused)
{
AutomationPeer peer = CreatePeerForElement(calendarButton);
if (peer != null)
{
providers.Add(ProviderFromPeer(peer));
}
break;
}
}
}
if (providers.Count > 0)
{
return(providers.ToArray());
}
}
return(null);
}
/// <summary>
/// Returns the string that describes the functionality of the
/// GlobalCalendarButton that is associated with this
/// GlobalCalendarButtonAutomationPeer. This method is called by GetHelpText.
/// </summary>
/// <returns>
/// The help text, or String.Empty if there is no help text.
/// </returns>
protected override string GetHelpTextCore()
{
GlobalCalendarButton button = OwningCalendarButton;
if (button != null && button.DataContext is DateTime)
{
DateTime date = (DateTime)OwningCalendarButton.DataContext;
return(OwningCalendar.Info.DateToLongString(date));
}
return(base.GetHelpTextCore());
}
/// <summary>
/// Initializes a new instance of the
/// <see cref="T:System.Windows.Automation.Peers.GlobalCalendarButtonAutomationPeer" />
/// class.
/// </summary>
/// <param name="owner">
/// The
/// <see cref="T:System.Windows.Controls.Primitives.GlobalCalendarButton" />
/// to associate with this
/// <see cref="T:System.Windows.Automation.Peers.AutomationPeer" />.
/// </param>
public GlobalCalendarButtonAutomationPeer(GlobalCalendarButton owner)
: base(owner)
{
}
