// Handles isChecked changed
private static void OnIsCheckedChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
bool newValue = (bool)e.NewValue;
bool oldValue = (bool)e.OldValue;
MenuItem button = (MenuItem)d;
if (oldValue != newValue)
{
if (newValue)
{
if (button.Checked != null)
{
button.Checked(button, new RoutedEventArgs());
}
}
else
{
if (button.Unchecked != null)
{
button.Unchecked(button, new RoutedEventArgs());
}
}
}
// Uncheck other toggle buttons
if (newValue && button.GroupName != null)
{
foreach (MenuItem item in GetItemsInGroup(button.GroupName))
{
if (item != button)
{
item.IsChecked = false;
}
}
}
}
