Class: OSA::ElementRecord

Inherits:
Element
  • Object
show all
Defined in:
ext/rubyosa/rbosa.c,
lib/rubyosa/rbosa.rb

Constant Summary

Constants inherited from Element

OSA::Element::REAL_NAME

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from Element

#==, #__data__, __duplicate__, __new_object_specifier__, #__type__, #after, #before, from_rbobj, #inspect, #to_rbobj

Class Method Details

.__new__ ⇒ Object 



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# File 'ext/rubyosa/rbosa.c', line 623

static VALUE
rbosa_elementrecord_new (int argc, VALUE *argv, VALUE self)
{
    OSErr           error;
    AEDescList      list;
    VALUE           hash;

    rb_scan_args (argc, argv, "01", &hash);

    if (!NIL_P (hash))
        Check_Type (hash, T_HASH);

    error = AECreateList (NULL, 0, true, &list);
    if (error != noErr) 
        rb_raise (rb_eRuntimeError, "Cannot create Apple Event descriptor list : %s (%d)", 
                  error_code_to_string (error), error);

    if (!NIL_P (hash)) 
        rb_hash_foreach (hash, __rbosa_elementrecord_set, (VALUE)&list);
    
    return rbosa_element_make (self, &list, Qnil);
}

.from_hash(hash) ⇒ Object 



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# File 'lib/rubyosa/rbosa.rb', line 129

def self.from_hash(hash)
  value = {}
  hash.each do |code, val| 
    key = OSA.sym_to_code(code)
    if key.nil?
      raise ArgumentError, "invalid key `#{code}'" if code.to_s.length != 4
      key = code
    end
    value[key] = OSA::Element.from_rbobj(nil, val, nil)
  end
  OSA::ElementRecord.__new__(value)
end

Instance Method Details

#to_a ⇒ Object 



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# File 'ext/rubyosa/rbosa.c', line 646

static VALUE
rbosa_elementrecord_to_a (VALUE self)
{
    long    i, count;
    VALUE   ary;

    count = FIX2INT (rbosa_elementlist_size (self));
    ary = rb_ary_new ();
    for (i = 0; i < count; i++) {
        AEKeyword   keyword;
        char        keyStr[5];
        VALUE       val;

        val = __rbosa_elementlist_get (self, i, &keyword);
        *(AEKeyword *)keyStr = CFSwapInt32HostToBig (keyword);
        keyStr[4] = '\0';
        rb_ary_push (ary, rb_ary_new3 (2, CSTR2RVAL (keyStr), val));
    }

    return ary;
}

#to_hash ⇒ Object 



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# File 'lib/rubyosa/rbosa.rb', line 142

def to_hash
  h = {}
  self.to_a.each do |code, val|
    key = (OSA.code_to_sym(code) or code)
    h[key] = val.to_rbobj
  end 
  return h
end