Class: GObjectIntrospection::IRepository

Inherits:
Object
  • Object
show all
Includes:
Singleton
Defined in:
lib/ffi-gobject_introspection/i_repository.rb

Overview

The Gobject Introspection Repository. This class is the point of access to the introspection typelibs. This class wraps the GIRepository struct.

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ IRepository

Returns a new instance of IRepository.



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# File 'lib/ffi-gobject_introspection/i_repository.rb', line 13

def initialize
  @gobj = Lib.g_irepository_get_default
end

Class Method Details

.default ⇒ Object 



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# File 'lib/ffi-gobject_introspection/i_repository.rb', line 19

def self.default
  instance
end

.prepend_search_path(path) ⇒ Object 



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# File 'lib/ffi-gobject_introspection/i_repository.rb', line 23

def self.prepend_search_path(path)
  Lib.g_irepository_prepend_search_path path
end

.type_tag_to_string(type) ⇒ Object 



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# File 'lib/ffi-gobject_introspection/i_repository.rb', line 27

def self.type_tag_to_string(type)
  Lib.g_type_tag_to_string type
end

.wrap_ibaseinfo_pointer(ptr) ⇒ Object 



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# File 'lib/ffi-gobject_introspection/i_repository.rb', line 78

def self.wrap_ibaseinfo_pointer(ptr)
  return nil if ptr.null?
  type = Lib.g_base_info_get_type ptr
  klass = TYPEMAP[type]
  klass.wrap ptr
end

Instance Method Details

#dependencies(namespace) ⇒ Object 



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# File 'lib/ffi-gobject_introspection/i_repository.rb', line 64

def dependencies(namespace)
  strv_p = Lib.g_irepository_get_dependencies(@gobj, namespace)
  strv = Strv.new strv_p
  strv.to_a
end

#find_by_gtype(gtype) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/ffi-gobject_introspection/i_repository.rb', line 59

def find_by_gtype(gtype)
  raise ArgumentError, "Type #{gtype} is not a valid type" if gtype.zero?
  wrap_info Lib.g_irepository_find_by_gtype(@gobj, gtype)
end

#find_by_name(namespace, name) ⇒ Object 



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# File 'lib/ffi-gobject_introspection/i_repository.rb', line 55

def find_by_name(namespace, name)
  wrap_info Lib.g_irepository_find_by_name(@gobj, namespace, name)
end

#info(namespace, index) ⇒ Object 



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# File 'lib/ffi-gobject_introspection/i_repository.rb', line 44

def info(namespace, index)
  wrap_info Lib.g_irepository_get_info(@gobj, namespace, index)
end

#infos(namespace) ⇒ Object

Utility method



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# File 'lib/ffi-gobject_introspection/i_repository.rb', line 49

def infos(namespace)
  (0..(n_infos(namespace) - 1)).map do |idx|
    info namespace, idx
  end
end

#n_infos(namespace) ⇒ Object 



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# File 'lib/ffi-gobject_introspection/i_repository.rb', line 40

def n_infos(namespace)
  Lib.g_irepository_get_n_infos @gobj, namespace
end

#require(namespace, version = nil, flags = 0) ⇒ Object 



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# File 'lib/ffi-gobject_introspection/i_repository.rb', line 31

def require(namespace, version = nil, flags = 0)
  errpp = FFI::MemoryPointer.new(:pointer).write_pointer nil

  Lib.g_irepository_require @gobj, namespace, version, flags, errpp

  errp = errpp.read_pointer
  raise GError.new(errp).message unless errp.null?
end

#shared_library(namespace) ⇒ Object 



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# File 'lib/ffi-gobject_introspection/i_repository.rb', line 70

def shared_library(namespace)
  Lib.g_irepository_get_shared_library @gobj, namespace
end

#version(namespace) ⇒ Object 



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# File 'lib/ffi-gobject_introspection/i_repository.rb', line 74

def version(namespace)
  Lib.g_irepository_get_version @gobj, namespace
end