Class: Rbind::RStruct

Inherits:
RNamespace show all
Defined in:
lib/rbind/core/rstruct.rb

Direct Known Subclasses

RClass, RVector

Instance Attribute Summary collapse

Attributes inherited from RNamespace

#consts, #operation_alias, #operations, #root, #used_namespaces

Attributes inherited from RDataType

#check_type, #extern_package_name, #invalid_value, #ptr, #ref, #typedef

Attributes inherited from RBase

#alias, #cname, #csignature, #flags, #ignore, #name, #namespace, #owner, #signature, #version

Instance Method Summary collapse

Methods inherited from RNamespace

#add_const, #add_default_types, #add_namespace, #add_operation, #add_simple_type, #add_simple_types, #add_type, #const, #container?, #delete_type, #each_const, #each_container, #each_operation, #each_type, #extern?, #method_missing, #operation, #operation?, #root?, #type, #types, #use_namespace

Methods inherited from RDataType

#==, #check_type?, #cname, #container?, #delete!, #extern?, #generate_signatures, #ptr?, #ref?, #to_ptr, #to_value, #typedef?

Methods inherited from RBase

#add_flag, basename, #binding, #full_name, #generate_signatures, #ignore?, #map_to_namespace, namespace, #namespace?, normalize, to_cname, #validate_flags

Constructor Details

#initialize(name, *flags) ⇒ RStruct

Returns a new instance of RStruct.



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# File 'lib/rbind/core/rstruct.rb', line 6

def initialize(name,*flags)
    @attributes = Hash.new
    super(name,*flags)
end

Dynamic Method Handling

This class handles dynamic methods through the method_missing method in the class Rbind::RNamespace

Instance Attribute Details

#attributes ⇒ Object (readonly)

Returns the value of attribute attributes.



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# File 'lib/rbind/core/rstruct.rb', line 4

def attributes
  @attributes
end

Instance Method Details

#add_attribute(attr) ⇒ Object 



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# File 'lib/rbind/core/rstruct.rb', line 48

def add_attribute(attr)
    if attr.namespace?
        type(attr.namespace).add_attribute(attr)
    else
        if @attributes.has_key? attr.name
            raise "#An attribute with the name #{attr.name} already exists"
        end
        attr.owner = self
        @attributes[attr.name] = attr
        # add getter and setter methods to the object
        add_operation(RGetter.new(attr))
        add_operation(RSetter.new(attr)) if attr.write?
    end
    self
end

#attribute(name) ⇒ Object 



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# File 'lib/rbind/core/rstruct.rb', line 32

def attribute(name)
    @attributes[name]
end

#basic_type? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rbind/core/rstruct.rb', line 11

def basic_type?
    false
end

#cdelete_method ⇒ Object 



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# File 'lib/rbind/core/rstruct.rb', line 36

def cdelete_method
    if @cdelete_method
        @cdelete_method
    else
        if cname =~ /^#{RBase.cprefix}(.*)/
            "#{RBase.cprefix}delete_#{$1}"
        else
            "#{RBase.cprefix}delete_#{name}"
        end
    end
end

#constructor? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/rbind/core/rstruct.rb', line 19

def constructor?
    ops = Array(operation(name,false))
    return false unless ops
    op = ops.find do |op|
        op.constructor?
    end
    !!op
end

#pretty_print(pp) ⇒ Object 



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# File 'lib/rbind/core/rstruct.rb', line 68

def pretty_print(pp)
    super
    unless attributes.empty?
        pp.nest(2) do
            pp.breakable
            pp.text "Attributes:"
            pp.nest(2) do
                attributes.each do |a|
                    pp.breakable
                    pp.pp(a)
                end
            end
        end
    end
end

#pretty_print_name ⇒ Object 



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# File 'lib/rbind/core/rstruct.rb', line 64

def pretty_print_name
    "struct #{full_name}#{" Flags: #{flags.join(", ")}" unless flags.empty?}"
end

#valid_flags ⇒ Object 



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# File 'lib/rbind/core/rstruct.rb', line 15

def valid_flags
    super << :Simple << :Map
end