Message/DOM/Attr.pm

package Message::DOM::Attr;
use strict;
our $VERSION=do{my @r=(q$Revision: 1.3 $=~/\d+/g);sprintf "%d."."%02d" x $#r,@r};
push our @ISA, 'Message::DOM::Node', 'Message::IF::Attr';
require Message::DOM::Node;

sub ____new ($$$$$$) {
  my $self = shift->SUPER::____new (shift);
  ($$self->{owner_element},
   $$self->{namespace_uri},
   $$self->{prefix},
   $$self->{local_name}) = @_;
  Scalar::Util::weaken ($$self->{owner_element});
  $$self->{child_nodes} = [];
  return $self;
} # ____new
             
sub AUTOLOAD {
  my $method_name = our $AUTOLOAD;
  $method_name =~ s/.*:://;
  return if $method_name eq 'DESTROY';

  if ({
    ## Read-only attributes (trivial accessors)
    namespace_uri => 1,
    owner_element => 1,
  }->{$method_name}) {
    no strict 'refs';
    eval qq{
      sub $method_name (\$) {
        return \${\$_[0]}->{$method_name}; 
      }
    };
    goto &{ $AUTOLOAD };
  } elsif ({
    ## Read-write attributes (DOMString, trivial accessors)
  }->{$method_name}) {
    no strict 'refs';
    eval qq{
      sub $method_name (\$) {
        if (\@_ > 1) {
          \${\$_[0]}->{$method_name} = ''.\$_[1];
        }
        return \${\$_[0]}->{$method_name}; 
      }
    };
    goto &{ $AUTOLOAD };
  } else {
    require Carp;
    Carp::croak (qq<Can't locate method "$AUTOLOAD">);
  }
} # AUTOLOAD
sub owner_element ($);

## The |Node| interface - attribute

sub local_name ($) {
  ## TODO: HTML5
  return ${+shift}->{local_name};
} # local_name

sub manakai_local_name ($) {
  return ${+shift}->{local_name};
} # manakai_local_name

sub namespace_uri ($);

## The name of the attribute [DOM1, DOM2].
## Same as |Attr.name| [DOM3].

*node_name = \&name;

sub node_type () { 2 } # ATTRIBUTE_NODE

## The value of the attribute [DOM1, DOM2].
## Same as |Attr.value| [DOM3].

*node_value = \&value;

sub prefix ($;$) {
  ## TODO: setter
  return ${+shift}->{prefix};
} # prefix

## The |Attr| interface - attribute

## TODO: HTML5 case stuff?
sub name ($) {
  my $self = shift;
  if (defined $$self->{prefix}) {
    return $$self->{prefix} . ':' . $$self->{local_name};
  } else {
    return $$self->{local_name};
  }
} # name

sub value ($;$) {
  if (@_ > 1) {
    ${$_[0]}->{value} = $_[1];
  }
  return ${$_[0]}->{value};
} # value

package Message::IF::Attr;

package Message::DOM::Document;

sub create_attribute ($$) {
  ## TODO: HTML5
  return Message::DOM::Attr->____new ($_[0], undef, undef, undef, $_[1]);
} # create_attribute

sub create_attribute_ns ($$$) {
  my ($prefix, $lname);
  if (ref $_[2] eq 'ARRAY') {
    ($prefix, $lname) = @{$_[2]};
  } else {
    ($prefix, $lname) = split /:/, $_[2], 2;
    ($prefix, $lname) = (undef, $prefix) unless defined $lname;
  }
  return Message::DOM::Attr->____new ($_[0], undef, $_[1], $prefix, $lname);
} # create_element_ns

1;
## License: <http://suika.fam.cx/~wakaba/archive/2004/8/18/license#Perl+MPL>
## $Date: 2007/06/15 16:12:28 $
1	wakaba	1.1	package Message::DOM::Attr;
2			use strict;
3	wakaba	1.4	our $VERSION=do{my @r=(q$Revision: 1.3 $=~/\d+/g);sprintf "%d."."%02d" x $#r,@r};
4	wakaba	1.1	push our @ISA, 'Message::DOM::Node', 'Message::IF::Attr';
5			require Message::DOM::Node;
6
7			sub ____new ($$$$$$) {
8			my $self = shift->SUPER::____new (shift);
9			($$self->{owner_element},
10			$$self->{namespace_uri},
11			$$self->{prefix},
12			$$self->{local_name}) = @_;
13			Scalar::Util::weaken ($$self->{owner_element});
14	wakaba	1.4	$$self->{child_nodes} = [];
15	wakaba	1.1	return $self;
16			} # ____new
17
18			sub AUTOLOAD {
19			my $method_name = our $AUTOLOAD;
20			$method_name =~ s/.*:://;
21			return if $method_name eq 'DESTROY';
22
23			if ({
24			## Read-only attributes (trivial accessors)
25	wakaba	1.3	namespace_uri => 1,
26	wakaba	1.1	owner_element => 1,
27			}->{$method_name}) {
28			no strict 'refs';
29			eval qq{
30			sub $method_name (\$) {
31			return \${\$_[0]}->{$method_name};
32			}
33			};
34			goto &{ $AUTOLOAD };
35			} elsif ({
36			## Read-write attributes (DOMString, trivial accessors)
37			}->{$method_name}) {
38			no strict 'refs';
39			eval qq{
40			sub $method_name (\$) {
41			if (\@_ > 1) {
42	wakaba	1.3	\${\$_[0]}->{$method_name} = ''.\$_[1];
43	wakaba	1.1	}
44			return \${\$_[0]}->{$method_name};
45			}
46			};
47			goto &{ $AUTOLOAD };
48			} else {
49			require Carp;
50			Carp::croak (qq<Can't locate method "$AUTOLOAD">);
51			}
52			} # AUTOLOAD
53			sub owner_element ($);
54
55			## The \|Node\| interface - attribute
56
57	wakaba	1.3	sub local_name ($) {
58			## TODO: HTML5
59			return ${+shift}->{local_name};
60			} # local_name
61
62			sub manakai_local_name ($) {
63			return ${+shift}->{local_name};
64			} # manakai_local_name
65
66			sub namespace_uri ($);
67	wakaba	1.2
68			## The name of the attribute [DOM1, DOM2].
69			## Same as \|Attr.name\| [DOM3].
70
71			*node_name = \&name;
72
73			sub node_type () { 2 } # ATTRIBUTE_NODE
74
75			## The value of the attribute [DOM1, DOM2].
76			## Same as \|Attr.value\| [DOM3].
77
78			*node_value = \&value;
79	wakaba	1.1
80	wakaba	1.3	sub prefix ($;$) {
81			## TODO: setter
82			return ${+shift}->{prefix};
83			} # prefix
84
85	wakaba	1.1	## The \|Attr\| interface - attribute
86
87			## TODO: HTML5 case stuff?
88			sub name ($) {
89			my $self = shift;
90			if (defined $$self->{prefix}) {
91			return $$self->{prefix} . ':' . $$self->{local_name};
92			} else {
93			return $$self->{local_name};
94			}
95			} # name
96
97			sub value ($;$) {
98			if (@_ > 1) {
99			${$_[0]}->{value} = $_[1];
100			}
101			return ${$_[0]}->{value};
102			} # value
103
104			package Message::IF::Attr;
105
106			package Message::DOM::Document;
107
108			sub create_attribute ($$) {
109			## TODO: HTML5
110			return Message::DOM::Attr->____new ($_[0], undef, undef, undef, $_[1]);
111			} # create_attribute
112
113			sub create_attribute_ns ($$$) {
114			my ($prefix, $lname);
115			if (ref $_[2] eq 'ARRAY') {
116			($prefix, $lname) = @{$_[2]};
117			} else {
118			($prefix, $lname) = split /:/, $_[2], 2;
119			($prefix, $lname) = (undef, $prefix) unless defined $lname;
120			}
121			return Message::DOM::Attr->____new ($_[0], undef, $_[1], $prefix, $lname);
122			} # create_element_ns
123
124			1;
125			## License: <http://suika.fam.cx/~wakaba/archive/2004/8/18/license#Perl+MPL>
126	wakaba	1.4	## $Date: 2007/06/15 16:12:28 $