carb::simplegui::kDragDropFlagSourceAllowNullID¶
Defined in carb/simplegui/SimpleGuiTypes.h
-
const DragDropFlags
carb::simplegui
::
kDragDropFlagSourceAllowNullID
= 1 << 3¶ Allow items such as Text(), Image() that have no unique identifier to be used as drag source, by manufacturing a temporary identifier based on their window-relative position. This is extremely unusual within the simplegui ecosystem and so we made it explicit.