require 'dl/import'
require "dl/struct"

module Hotkey
  extend DL::Importable
  # dlload "Carbon.framework/Frameworks/HIToolbox.framework/HIToolbox"
  dlload "Carbon.framework/Carbon"

  # OSStatus RegisterEventHotKey (
  #    UInt32 inHotKeyCode,
  #    UInt32 inHotKeyModifiers,
  #    EventHotKeyID inHotKeyID,
  #    EventTargetRef inTarget,
  #    OptionBits inOptions,
  #    EventHotKeyRef *outRef
  # );

  typealias("OSStatus", "unsigned long")

  OSType = struct [
    "char a",
    "char b",
    "char c",
    "char d",
  ]

  typealias("UInt32", "unsigned long")

  EventHotKeyID = struct [
    "UInt32              signature",
    "UInt32              id"
  ]

  typealias("EventHotKeyID", "void *")
  typealias("EventTargetRef", "void *")
  typealias("OptionBits", "UInt32")
  typealias("EventHotKeyRef", "void **")

  extern "OSStatus RegisterEventHotKey (
     UInt32 inHotKeyCode,
     UInt32 inHotKeyModifiers,
     EventHotKeyID inHotKeyID,
     EventTargetRef inTarget,
     OptionBits inOptions,
     EventHotKeyRef outRef
  )"

end