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LT3
30 lines
898 B
Plaintext
30 lines
898 B
Plaintext
/**
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* drag_to_activate element
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*
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* Allowing things to be activated by mouse dragging.
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* Useful for objects which have a TGUI window on interaction.
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*/
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/datum/element/drag_to_activate
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/datum/element/drag_to_activate/Attach(datum/target)
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if(!ismovable(target))
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return ELEMENT_INCOMPATIBLE
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RegisterSignal(target, COMSIG_MOUSEDROP_ONTO, PROC_REF(activate))
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return ..()
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/datum/element/drag_to_activate/Detach(datum/source)
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UnregisterSignal(source, COMSIG_MOUSEDROP_ONTO)
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return ..()
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/datum/element/drag_to_activate/proc/activate(atom/movable/source, atom/over, mob/user)
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SIGNAL_HANDLER
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if(!user.can_perform_action(source, FORBID_TELEKINESIS_REACH))
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return NONE
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var/obj/item/item_source = source
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if(!istype(over, /atom/movable/screen))
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INVOKE_ASYNC(item_source, TYPE_PROC_REF(/obj/item, attack_self), user)
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source.add_fingerprint(user)
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return COMPONENT_CANCEL_MOUSEDROP_ONTO
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