Module: GObject

Defined in:

lib/ffi-gobject.rb,
lib/ffi-gobject/value.rb,
lib/ffi-gobject/object.rb,
lib/ffi-gobject/closure.rb,
lib/gir_ffi-base/gobject.rb,
lib/ffi-gobject/param_spec.rb,
lib/ffi-gobject/object_class.rb,
lib/ffi-gobject/ruby_closure.rb,
lib/gir_ffi-base/gobject/lib.rb,
lib/ffi-gobject/initially_unowned.rb

Overview

The part of the GObject namespace that is needed by GirFFI.

:reek:TooManyConstants because it needs to hold the type constants.

Defined Under Namespace

Modules: Lib Classes: Closure, InitiallyUnowned, Object, ObjectClass, ParamSpec, RubyClosure, Value

Constant Summary

TYPE_INVALID =

type_from_name("invalid")

TYPE_NONE =

type_from_name("void")

TYPE_INTERFACE =

type_from_name("GInterface")

TYPE_CHAR =

type_from_name("gchar")

TYPE_UCHAR =

type_from_name("guchar")

TYPE_BOOLEAN =

type_from_name("gboolean")

TYPE_INT =

type_from_name("gint")

TYPE_UINT =

type_from_name("guint")

TYPE_LONG =

type_from_name("glong")

TYPE_ULONG =

type_from_name("gulong")

TYPE_INT64 =

type_from_name("gint64")

TYPE_UINT64 =

type_from_name("guint64")

TYPE_ENUM =

type_from_name("GEnum")

TYPE_FLAGS =

type_from_name("GFlags")

TYPE_FLOAT =

type_from_name("gfloat")

TYPE_DOUBLE =

type_from_name("gdouble")

TYPE_STRING =

type_from_name("gchararray")

TYPE_POINTER =

type_from_name("gpointer")

TYPE_BOXED =

type_from_name("GBoxed")

TYPE_PARAM =

type_from_name("GParam")

TYPE_OBJECT =

type_from_name("GObject")

TYPE_GTYPE =

type_from_name("GType")

TYPE_VARIANT =

type_from_name("GVariant")

TYPE_ARRAY =

Lib.g_array_get_type

TYPE_BYTE_ARRAY =

Lib.g_byte_array_get_type

TYPE_ERROR =

Lib.g_error_get_type

TYPE_HASH_TABLE =

Lib.g_hash_table_get_type

TYPE_STRV =

Lib.g_strv_get_type

Class Method Summary

• .signal_connect(object, detailed_signal, data = nil, after = false, &block) ⇒ Object
• .signal_connect_after(object, detailed_signal, data = nil, &block) ⇒ Object
• .signal_emit(object, detailed_signal, *args) ⇒ Object
• .signal_lookup_from_instance(signal, object) ⇒ Object
• .type_from_instance(instance) ⇒ Object
• .type_from_instance_pointer(inst_ptr) ⇒ Object
• .type_from_name(name) ⇒ Object
• .type_fundamental(gtype) ⇒ Object
• .type_name_from_instance(instance) ⇒ Object

Class Method Details

.signal_connect(object, detailed_signal, data = nil, after = false, &block) ⇒ Object

# File 'lib/ffi-gobject.rb', line 50

def self.signal_connect(object, detailed_signal, data = nil, after = false, &block)
  block or raise ArgumentError, "Block needed"

  signal_name, = detailed_signal.split("::")
  sig_info = object.class.find_signal signal_name

  closure = sig_info.wrap_in_closure do |*args|
    yield(*args << data)
  end

  signal_connect_closure object, detailed_signal, closure, after
end

.signal_connect_after(object, detailed_signal, data = nil, &block) ⇒ Object

# File 'lib/ffi-gobject.rb', line 63

def self.signal_connect_after(object, detailed_signal, data = nil, &block)
  signal_connect object, detailed_signal, data, true, &block
end

.signal_emit(object, detailed_signal, *args) ⇒ Object

# File 'lib/ffi-gobject.rb', line 38

def self.signal_emit(object, detailed_signal, *args)
  signal, detail = detailed_signal.split("::")
  signal_id = signal_lookup_from_instance signal, object
  detail_quark = GLib.quark_from_string(detail)

  sig_info = object.class.find_signal signal
  argument_gvalues = sig_info.arguments_to_gvalues object, args
  return_gvalue = sig_info.gvalue_for_return_value

  signal_emitv argument_gvalues, signal_id, detail_quark, return_gvalue
end

.signal_lookup_from_instance(signal, object) ⇒ Object

# File 'lib/ffi-gobject.rb', line 34

def self.signal_lookup_from_instance(signal, object)
  signal_lookup signal, type_from_instance(object)
end

.type_from_instance(instance) ⇒ Object

# File 'lib/ffi-gobject.rb', line 26

def self.type_from_instance(instance)
  type_from_instance_pointer instance.to_ptr
end

.type_from_instance_pointer(inst_ptr) ⇒ Object

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

def self.type_from_instance_pointer(inst_ptr)
  return nil if inst_ptr.null?

  klsptr = inst_ptr.get_pointer 0
  klsptr.get_gtype 0
end

.type_from_name(name) ⇒ Object

# File 'lib/gir_ffi-base/gobject.rb', line 12

def self.type_from_name(name)
  Lib.g_type_from_name name
end

.type_fundamental(gtype) ⇒ Object

# File 'lib/gir_ffi-base/gobject.rb', line 16

def self.type_fundamental(gtype)
  Lib.g_type_fundamental gtype
end

.type_name_from_instance(instance) ⇒ Object

# File 'lib/ffi-gobject.rb', line 30

def self.type_name_from_instance(instance)
  type_name type_from_instance instance
end