private bool Traverse(ExplorerItem item, ref int cur, bool root = false, int offset = 0, ExplorerItem test = null)
{
if (offset == 0 && !root)
{
cur += ItemHeight;
_shiftSelection.Add(item.Instance);
}
if (cur >= _dist)
{
return(true);
}
if (item.IsExpanded)
{
var items = item.Items;
var count = items.Count;
for (int i = offset; i < count; i++)
{
var child = items[i];
if (child == test)
{
continue;
}
if (Traverse(child, ref cur))
{
return(true);
}
}
}
var parent = item.Parent;
if (parent != null)
{
if (parent.Parent != null && item.IsLastChild)
{
Traverse(parent.Parent, ref cur, true, parent.ChildIndex + 1, parent);
}
else
{
Traverse(parent, ref cur, true, item.ChildIndex + 1, parent);
}
}
return(false);
}
private void ShiftSelect(ExplorerItem item, int clickY)
{
if (_shiftSelection != null)
{
foreach (var inst in _shiftSelection)
{
Game.Selection.Deselect(inst, false);
}
}
_shiftSelection = new List <Instance>();
int cur = ItemHeight;
_dist = Math.Abs(clickY - _startClickY);
Traverse(_startingItem, ref cur, true);
foreach (var inst in _shiftSelection)
{
Game.Selection.Select(inst);
}
}
private static void GameOnInstanceAdded(Instance i)
{
ExplorerItem.TryCreate(i);
}