public void SelectLast()
{
TreeViewExItem item = TreeViewElementFinder.FindLast(treeViewEx, true);
if (item != null)
{
SelectSingleItem(item);
}
FocusHelper.Focus(item);
}
internal void StopEditing()
{
if (editedItem == null)
{
return;
}
Keyboard.Focus(editedItem);
editedItem.IsEditing = false;
FocusHelper.Focus(editedItem);
editedItem = null;
}
public void SelectFromProperty(TreeViewExItem item, bool isSelected)
{
// we do not check if selection is allowed, because selecting on that way is no user action.
// Hopefully the programmer knows what he does...
if (isSelected)
{
treeViewEx.SelectedItems.Add(item.DataContext);
lastShiftRoot = item.DataContext;
FocusHelper.Focus(item);
}
else
{
treeViewEx.SelectedItems.Remove(item.DataContext);
}
}
internal override void OnMouseUp(MouseButtonEventArgs e)
{
base.OnMouseUp(e);
// click
if (selectItem != null && e.ChangedButton == selectButton)
{
// select item
SelectSingleItem(selectItem);
FocusHelper.Focus(selectItem);
// end click
selectItem = null;
}
}
public void SelectNextFromKey()
{
TreeViewExItem item = GetFocusedItem();
item = TreeViewElementFinder.FindNext(item, true);
if (item == null)
{
return;
}
// if ctrl is pressed just focus it, so it can be selected by space. Otherwise select it.
if (!IsControlKeyDown)
{
SelectSingleItem(item);
}
FocusHelper.Focus(item);
}
public void SelectPreviousFromKey()
{
List <TreeViewExItem> items = TreeViewElementFinder.FindAll(treeViewEx, true).ToList();
TreeViewExItem item = GetFocusedItem();
item = treeViewEx.GetPreviousItem(item, items);
if (item == null)
{
return;
}
// if ctrl is pressed just focus it, so it can be selected by space. Otherwise select it.
if (!IsControlKeyDown)
{
SelectSingleItem(item);
}
FocusHelper.Focus(item);
}
public void SelectFromUiAutomation(TreeViewExItem item)
{
SelectSingleItem(item);
FocusHelper.Focus(item);
}