private static void OnGotKeyboardFocus(object sender, KeyboardFocusChangedEventArgs e)
{
ListBox listbox = (ListBox)sender;
// Focus drives the selection when keyboardnavigation is used
if (!KeyboardNavigation.IsKeyboardMostRecentInputDevice())
{
return;
}
// Only in case focus moves from one ListBoxItem to another we want the selection to follow focus
ListBoxItem newListBoxItem = e.NewFocus as ListBoxItem;
if (newListBoxItem != null && ItemsControlFromItemContainer(newListBoxItem) == listbox)
{
DependencyObject oldFocus = e.OldFocus as DependencyObject;
Visual visualOldFocus = oldFocus as Visual;
if (visualOldFocus == null)
{
ContentElement ce = oldFocus as ContentElement;
if (ce != null)
{
visualOldFocus = KeyboardNavigation.GetParentUIElementFromContentElement(ce);
}
}
if ((visualOldFocus != null && listbox.IsAncestorOf(visualOldFocus)) ||
oldFocus == listbox)
{
listbox.LastActionItem = newListBoxItem;
listbox.MakeKeyboardSelection(newListBoxItem);
}
}
}
// Token: 0x06005134 RID: 20788 RVA: 0x0016C6E8 File Offset: 0x0016A8E8
private static void OnGotKeyboardFocus(object sender, KeyboardFocusChangedEventArgs e)
{
ListBox listBox = (ListBox)sender;
if (!KeyboardNavigation.IsKeyboardMostRecentInputDevice())
{
return;
}
ListBoxItem listBoxItem = e.NewFocus as ListBoxItem;
if (listBoxItem != null && ItemsControl.ItemsControlFromItemContainer(listBoxItem) == listBox)
{
DependencyObject dependencyObject = e.OldFocus as DependencyObject;
Visual visual = dependencyObject as Visual;
if (visual == null)
{
ContentElement contentElement = dependencyObject as ContentElement;
if (contentElement != null)
{
visual = KeyboardNavigation.GetParentUIElementFromContentElement(contentElement);
}
}
if ((visual != null && listBox.IsAncestorOf(visual)) || dependencyObject == listBox)
{
listBox.LastActionItem = listBoxItem;
listBox.MakeKeyboardSelection(listBoxItem);
}
}
}