private void HistoryButton(GUIContent content, List <SelectionInfo> stack, List <SelectionInfo> otherStack)
{
GUI.enabled = (stack.Count > 0);
SidekickEditorGUI.ButtonWithOptions(content, out bool mainPressed, out bool optionsPressed);
if (mainPressed)
{
SwapStackElements(stack, otherStack);
}
if (optionsPressed)
{
GenericMenu genericMenu = new GenericMenu();
for (var index = 0; index < stack.Count; index++)
{
SelectionInfo selectionInfo = stack[index];
genericMenu.AddItem(new GUIContent($"{index} - {selectionInfo.GetDisplayName()}"), false, userData =>
{
SwapStackElements(stack, otherStack, 1 + (int)userData);
}, index);
}
genericMenu.DropDown(new Rect(Event.current.mousePosition, Vector2.zero));
}
}
public void SetSelection(Type newSelection)
{
if (!activeSelection.IsEmpty && !backStack.FirstOrDefault().Equals(activeSelection))
{
backStack.Insert(0, activeSelection);
if (backStack.Count > BACK_STACK_LIMIT)
{
backStack.RemoveAt(backStack.Count - 1);
}
}
forwardStack.Clear();
activeSelection = new SelectionInfo(newSelection);
}
void SwapStackElements(List <SelectionInfo> stack, List <SelectionInfo> otherStack, int count = 1)
{
SelectionInfo stackPeek = stack[count - 1];
otherStack.Insert(0, activeSelection);
for (int i = 0; i < count; i++)
{
var temp = stack[0];
stack.RemoveAt(0);
if (i < count - 1)
{
otherStack.Insert(0, temp);
}
}
activeSelection = stackPeek;
if (stackPeek.Object is Object unityObject)
{
suppressNextSelectionDetection = true;
Selection.activeObject = unityObject;
}
}
