Module: GirFFI::InfoExt::ITypeInfo
- Included in:
- Builders::UserDefinedBuilder::UserDefinedPropertyFieldInfo::FieldTypeInfo, ErrorTypeInfo, ReceiverTypeInfo
- Defined in:
- lib/gir_ffi/info_ext/i_type_info.rb
Overview
Extensions for GObjectIntrospection::ITypeInfo needed by GirFFI
Constant Summary collapse
- TAG_TO_WRAPPER_CLASS_MAP =
{ array: 'GLib::Array', byte_array: 'GLib::ByteArray', c: 'GirFFI::SizedArray', error: 'GLib::Error', ghash: 'GLib::HashTable', glist: 'GLib::List', gslist: 'GLib::SList', ptr_array: 'GLib::PtrArray', strv: 'GLib::Strv', utf8: 'GirFFI::InPointer', # TODO: Create a string-like class void: 'GirFFI::InPointer', # TODO: Create a void-pointer class zero_terminated: 'GirFFI::ZeroTerminated' }.freeze
- TAGS_NEEDING_RUBY_TO_C_CONVERSION =
[ :array, :c, :callback, :error, :ghash, :glist, :gslist, :object, :ptr_array, :struct, :strv, :utf8, :zero_terminated ].freeze
- TAGS_NEEDING_C_TO_RUBY_CONVERSION =
[ :array, :byte_array, :c, :error, :filename, :ghash, :glist, :gslist, :interface, :object, :ptr_array, :struct, :strv, :union, :utf8, :zero_terminated ].freeze
- GOBJECT_VALUE_NAME =
'GObject::Value'.freeze
Class Method Summary collapse
Instance Method Summary collapse
-
#argument_class_name ⇒ Object
TODO: Use class rather than class name.
- #element_type ⇒ Object
- #extra_conversion_arguments ⇒ Object
- #flattened_tag ⇒ Object
- #gtype ⇒ Object
- #gvalue? ⇒ Boolean
- #hidden_struct_type? ⇒ Boolean
- #interface_class ⇒ Object
- #interface_class_name ⇒ Object
- #interface_type ⇒ Object
- #make_g_value ⇒ Object
- #needs_c_to_ruby_conversion_for_callbacks? ⇒ Boolean
- #needs_c_to_ruby_conversion_for_closures? ⇒ Boolean
- #needs_c_to_ruby_conversion_for_functions? ⇒ Boolean
- #needs_c_to_ruby_conversion_for_properties? ⇒ Boolean
- #needs_ruby_to_c_conversion_for_callbacks? ⇒ Boolean
- #needs_ruby_to_c_conversion_for_closures? ⇒ Boolean
- #needs_ruby_to_c_conversion_for_functions? ⇒ Boolean
- #needs_ruby_to_c_conversion_for_properties? ⇒ Boolean
- #tag_or_class ⇒ Object
- #to_callback_ffi_type ⇒ Object
- #to_ffi_type ⇒ Object
Class Method Details
.flattened_tag_to_gtype_map ⇒ Object
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# File 'lib/gir_ffi/info_ext/i_type_info.rb', line 8 def self.flattened_tag_to_gtype_map @flattened_tag_to_gtype_map ||= { [:array, true] => GObject::TYPE_ARRAY, [:c, true] => GObject::TYPE_POINTER, [:gboolean, false] => GObject::TYPE_BOOLEAN, [:ghash, true] => GObject::TYPE_HASH_TABLE, [:glist, true] => GObject::TYPE_POINTER, [:gint32, false] => GObject::TYPE_INT, [:gint64, false] => GObject::TYPE_INT64, [:guint64, false] => GObject::TYPE_UINT64, [:strv, true] => GObject::TYPE_STRV, [:utf8, true] => GObject::TYPE_STRING, [:void, true] => GObject::TYPE_POINTER, [:void, false] => GObject::TYPE_NONE }.freeze end |
Instance Method Details
#argument_class_name ⇒ Object
TODO: Use class rather than class name
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# File 'lib/gir_ffi/info_ext/i_type_info.rb', line 98 def argument_class_name interface_class_name || TAG_TO_WRAPPER_CLASS_MAP[flattened_tag] end |
#element_type ⇒ Object
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# File 'lib/gir_ffi/info_ext/i_type_info.rb', line 34 def element_type case tag when :glist, :gslist, :array, :c enumerable_element_type when :ghash dictionary_element_type end end |
#extra_conversion_arguments ⇒ Object
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# File 'lib/gir_ffi/info_ext/i_type_info.rb', line 185 def extra_conversion_arguments case flattened_tag when :c [element_type, array_fixed_size] when :array, :ghash, :glist, :gslist, :ptr_array, :zero_terminated [element_type] else [] end end |
#flattened_tag ⇒ Object
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# File 'lib/gir_ffi/info_ext/i_type_info.rb', line 43 def flattened_tag case tag when :interface interface_type when :array flattened_array_type else tag end end |
#gtype ⇒ Object
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# File 'lib/gir_ffi/info_ext/i_type_info.rb', line 25 def gtype return interface.gtype if tag == :interface ITypeInfo.flattened_tag_to_gtype_map.fetch [flattened_tag, pointer?] end |
#gvalue? ⇒ Boolean
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# File 'lib/gir_ffi/info_ext/i_type_info.rb', line 198 def gvalue? argument_class_name == GOBJECT_VALUE_NAME end |
#hidden_struct_type? ⇒ Boolean
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# File 'lib/gir_ffi/info_ext/i_type_info.rb', line 58 def hidden_struct_type? flattened_tag == :struct && interface.size.zero? end |
#interface_class ⇒ Object
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# File 'lib/gir_ffi/info_ext/i_type_info.rb', line 78 def interface_class Builder.build_class interface if tag == :interface end |
#interface_class_name ⇒ Object
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# File 'lib/gir_ffi/info_ext/i_type_info.rb', line 103 def interface_class_name interface.full_type_name if tag == :interface end |
#interface_type ⇒ Object
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# File 'lib/gir_ffi/info_ext/i_type_info.rb', line 54 def interface_type tag == :interface && interface.info_type end |
#make_g_value ⇒ Object
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# File 'lib/gir_ffi/info_ext/i_type_info.rb', line 30 def make_g_value GObject::Value.for_gtype gtype end |
#needs_c_to_ruby_conversion_for_callbacks? ⇒ Boolean
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# File 'lib/gir_ffi/info_ext/i_type_info.rb', line 164 def needs_c_to_ruby_conversion_for_callbacks? [:callback, :enum].include?(flattened_tag) || needs_c_to_ruby_conversion_for_functions? end |
#needs_c_to_ruby_conversion_for_closures? ⇒ Boolean
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# File 'lib/gir_ffi/info_ext/i_type_info.rb', line 169 def needs_c_to_ruby_conversion_for_closures? [:array, :c, :ghash, :glist, :struct, :strv].include?(flattened_tag) end |
#needs_c_to_ruby_conversion_for_functions? ⇒ Boolean
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# File 'lib/gir_ffi/info_ext/i_type_info.rb', line 155 def needs_c_to_ruby_conversion_for_functions? TAGS_NEEDING_C_TO_RUBY_CONVERSION.include?(flattened_tag) end |
#needs_c_to_ruby_conversion_for_properties? ⇒ Boolean
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# File 'lib/gir_ffi/info_ext/i_type_info.rb', line 181 def needs_c_to_ruby_conversion_for_properties? [:glist, :ghash, :callback].include?(flattened_tag) end |
#needs_ruby_to_c_conversion_for_callbacks? ⇒ Boolean
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# File 'lib/gir_ffi/info_ext/i_type_info.rb', line 159 def needs_ruby_to_c_conversion_for_callbacks? [:enum].include?(flattened_tag) || needs_ruby_to_c_conversion_for_functions? end |
#needs_ruby_to_c_conversion_for_closures? ⇒ Boolean
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# File 'lib/gir_ffi/info_ext/i_type_info.rb', line 173 def needs_ruby_to_c_conversion_for_closures? [:array].include?(flattened_tag) end |
#needs_ruby_to_c_conversion_for_functions? ⇒ Boolean
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# File 'lib/gir_ffi/info_ext/i_type_info.rb', line 151 def needs_ruby_to_c_conversion_for_functions? TAGS_NEEDING_RUBY_TO_C_CONVERSION.include?(flattened_tag) end |
#needs_ruby_to_c_conversion_for_properties? ⇒ Boolean
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# File 'lib/gir_ffi/info_ext/i_type_info.rb', line 177 def needs_ruby_to_c_conversion_for_properties? [:glist, :ghash, :strv, :callback].include?(flattened_tag) end |
#tag_or_class ⇒ Object
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# File 'lib/gir_ffi/info_ext/i_type_info.rb', line 62 def tag_or_class base = case tag when :interface interface_class when :ghash [tag, *element_type] else flattened_tag end if pointer? && tag != :utf8 && tag != :filename [:pointer, base] else base end end |
#to_callback_ffi_type ⇒ Object
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# File 'lib/gir_ffi/info_ext/i_type_info.rb', line 120 def to_callback_ffi_type return :pointer if pointer? case tag when :interface # TODO: Move this logic into interface case interface.info_type when :enum, :flags :int32 else :pointer end when :gboolean # TODO: Move this logic into TypeMap :bool else TypeMap.map_basic_type tag end end |
#to_ffi_type ⇒ Object
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# File 'lib/gir_ffi/info_ext/i_type_info.rb', line 107 def to_ffi_type return :pointer if pointer? case tag when :interface interface.to_ffi_type when :array [subtype_ffi_type(0), array_fixed_size] else TypeMap.map_basic_type tag end end |