Module: GirFFI::EnumLikeBase

Includes:
FFI::DataConverter, MethodSetup, RegisteredTypeBase
Included in:
EnumBase, FlagsBase
Defined in:
lib/gir_ffi/enum_like_base.rb

Overview

Base module for enums and flags.

Instance Method Summary collapse

Methods included from MethodSetup

#setup_method, #setup_method!

Methods included from RegisteredTypeBase

#gtype

Methods included from TypeBase

#gir_ffi_builder, #gir_info

Instance Method Details

#copy_value_to_pointer(value, pointer, offset = 0) ⇒ Object 



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# File 'lib/gir_ffi/enum_like_base.rb', line 25

def copy_value_to_pointer(value, pointer, offset = 0)
  pointer.put_int32 offset, to_native(value, nil)
end

#get_value_from_pointer(pointer, offset) ⇒ Object 



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# File 'lib/gir_ffi/enum_like_base.rb', line 29

def get_value_from_pointer(pointer, offset)
  from_native pointer.get_int32(offset), nil
end

#setup_and_call(method, arguments, &block) ⇒ Object 



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# File 'lib/gir_ffi/enum_like_base.rb', line 33

def setup_and_call(method, arguments, &block)
  result = setup_method method.to_s

  raise "Unable to set up method #{method} in #{self}" unless result

  send method, *arguments, &block
end

#size ⇒ Object 



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# File 'lib/gir_ffi/enum_like_base.rb', line 21

def size
  native_type.size
end

#to_callback_ffi_type ⇒ Object 



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# File 'lib/gir_ffi/enum_like_base.rb', line 45

def to_callback_ffi_type
  :int32
end

#to_ffi_type ⇒ Object 



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# File 'lib/gir_ffi/enum_like_base.rb', line 41

def to_ffi_type
  self
end

#to_int(arg) ⇒ Object 



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# File 'lib/gir_ffi/enum_like_base.rb', line 17

def to_int(arg)
  to_native arg, nil
end

#wrap(arg) ⇒ Object 



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# File 'lib/gir_ffi/enum_like_base.rb', line 13

def wrap(arg)
  from_native arg, nil
end