Message/DOM/CSSRule.pm

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

## |CSSRule| constants

sub STYLE_RULE () { 1 }
sub CHARSET_RULE () { 2 }
sub IMPORT_RULE () { 3 }
sub MEDIA_RULE () { 4 }
sub FONT_FACE_RULE () { 5 }
sub PAGE_RULE () { 6 }
sub NAMESPACE_RULE () { 7 }

## |CSSRule| attributes

sub css_text ($) {
  die "$0: ".(ref $_[0])."->css_text: Not implemented";
} # css_text

sub parent_rule ($) {
  return ${$_[0]}->{parent_rule};
} # parent_rule

sub parent_style_sheet ($) {
  if (${$_[0]}->{parent_style_sheet}) {
    return ${$_[0]}->{parent_style_sheet};
  } elsif (${$_[0]}->{parent_rule}) {
    local $Error::Depth = $Error::Depth + 1;
    return ${$_[0]}->{parent_rule}->parent_style_sheet;
  } else {
    ## NOTE: Not in the CSSOM ED: If the |CSSRule| object is not 
    ## yet associated to any CSS style sheet.  Such object should not be
    ## returned to applications - that is, the intention is that only
    ## modules belonging to manakai may get |undef| from the
    ## |parent_style_sheet| attribute during the construction of CSSOM.
    ## Therefore, this is not counted as a manakai extension to CSSOM spec.
    return undef;
  }
} # parent_style_sheet

sub type ($) {
  die "$0: ".(ref $_[0])."->type: Not implemented";
} # type

package Message::DOM::CSSStyleRule;
push our @ISA, 'Message::DOM::CSSRule', 'Message::IF::CSSStyleRule';

sub ____new ($$$) {
  my $self = bless \{_selectors => $_[1], style => $_[2]}, $_[0];
  ${$_[2]}->{parent_rule} = $self;
  Scalar::Util::weaken (${$_[2]}->{parent_rule});
  return $self;
} # ____new

## |CSSRule| attributes

sub css_text ($;$) {
  ## TODO: setter

  ## TODO: Browser compatibility
  local $Error::Depth = $Error::Depth + 1;
  return $_[0]->selector_text . " {\n" . $_[0]->style->css_text . "}\n";
} # css_text

sub type ($) { Message::DOM::CSSRule::STYLE_RULE }

## |CSSStyleRule| attributes

sub selector_text ($;$) {
  ## TODO: setter

  ## TODO: Browser-compatible serializer
  require Whatpm::CSS::SelectorsSerializer;
  return Whatpm::CSS::SelectorsSerializer->serialize_test
      (${$_[0]}->{_selectors});
} # selector_text

sub style ($) {
  return ${$_[0]}->{style};
} # style

package Message::DOM::CSSCharsetRule;
push our @ISA, 'Message::DOM::CSSRule', 'Message::IF::CSSCharsetRule';

sub ____new ($$) {
  return bless \{encoding => $_[1]}, $_[0];
} # ____new

## |CSSRule| attributes

sub css_text ($;$) {
  ## TODO: setter

  ## NOTE: It will be broken if |encoding| contains |"| or |\|, but this
  ## is what browsers do.
  return '@charset "'.${$_[0]}->{encoding}.'";';
} # css_text

sub type ($) { Message::DOM::CSSRule::CHARSET_RULE }

## |CSSCharsetRule| attribute

sub encoding ($) {
  return ${$_[0]}->{encoding};
} # encoding

package Message::DOM::CSSImportRule;
push our @ISA, 'Message::DOM::CSSRule', 'Message::IF::CSSImportRule';

sub ____new ($$$$) {
  my $self = bless \{href => $_[1], media => $_[2], style_sheet => $_[3]}, $_[0];
  ${$_[3]}->{owner_rule} = $self;
  Scalar::Util::weaken (${$_[3]}->{owner_rule});
  return $self;
} # ____new

## |CSSRule| attributes

## TODO: |css_text|

sub type ($) { Message::DOM::CSSRule::IMPORT_RULE }

## |CSSImportRule| attributes

sub href ($) {
  return ${$_[0]}->{href};
} # href

sub media ($) {
  return ${$_[0]}->{media};
} # media

sub style_sheet ($) {
  return ${$_[0]}->{style_sheet};
} # style_sheet

package Message::DOM::CSSMediaRule;
push our @ISA, 'Message::DOM::CSSRule', 'Message::IF::CSSMediaRule';

sub ____new ($$$) {
  my $self = bless \{media => $_[1], css_rules => $_[2]}, $_[0];
  for (@{$_[2]}) {
    ${$_}->{parent_rule} = $self;
    Scalar::Util::weaken (${$_}->{parent_rule});
  }
  return $self;
} # ____new

## |CSSRule| attributes

## TODO: |css_text|

sub type ($) { Message::DOM::CSSRule::MEDIA_RULE }

## |CSSMediaRule| attributes

sub css_rules ($) {
  require Message::DOM::CSSRuleList;
  return bless \\($_[0]), 'Message::DOM::CSSRuleList';
} # css_rules

sub media ($) {
  return ${$_[0]}->{media};
} # media

package Message::DOM::CSSFontFaceRule;
push our @ISA, 'Message::DOM::CSSRule', 'Message::IF::CSSFontFaceRule';

sub ____new ($$) {
  my $self = bless \{style => $_[1]}, $_[0];
  ${$_[2]}->{parent_rule} = $self;
  Scalar::Util::weaken (${$_[2]}->{parent_rule});
  return $self;
} # ____new

## |CSSRule| attributes

## TODO: |css_text|

sub type ($) { Message::DOM::CSSRule::FONT_FACE_RULE }

## |CSSFontFaceRule| attribute

sub style ($) {
  return ${$_[0]}->{style};
} # style

package Message::DOM::CSSPageRule;
push our @ISA, 'Message::DOM::CSSRule', 'Message::IF::CSSPageRule';

sub ____new ($$$) {
  my $self = bless \{_selectors => $_[1], style => $_[2]}, $_[0];
  ${$_[2]}->{parent_rule} = $self;
  Scalar::Util::weaken (${$_[2]}->{parent_rule});
  return $self;
} # ____new

## |CSSRule| attributes

## TODO: |css_text|

sub type ($) { Message::DOM::CSSRule::PAGE_RULE }

## |CSSPageRule| attributes

sub selector_text ($;$) {
  ## TODO: setter

  ## TODO: Browser-compatible serializer
  require Whatpm::CSS::SelectorsSerializer;
  return Whatpm::CSS::SelectorsSerializer->serialize_test (${$_[0]}->{_selectors});
} # selector_text

sub style ($) {
  return ${$_[0]}->{style};
} # style

package Message::DOM::CSSNamespaceRule;
push our @ISA, 'Message::DOM::CSSRule', 'Message::IF::CSSNamespaceRule';

sub ____new ($$$) {
  return bless \{namespace_uri => $_[2], prefix => $_[1]}, $_[0];
} # ___new

## |CSSRule| attributes

## TODO: |css_text|

sub type ($) { Message::DOM::CSSRule::NAMESPACE_RULE }

## |CSSNamespaceRule| attributes

sub namespace_uri ($) {
  return ${$_[0]}->{namespace_uri};
} # namespace_uri

sub prefix ($) {
  return ${$_[0]}->{prefix};
} # prefix

package Message::IF::CSSRule;
package Message::IF::CSSStyleRule;
package Message::IF::CSSCharsetRule;
package Message::IF::CSSImportRule;
package Message::IF::CSSMediaRule;
package Message::IF::CSSFontFaceRule;
package Message::IF::CSSPageRule;

1;
## $Date: 2007/12/23 08:18:59 $
1	package Message::DOM::CSSRule;
2	use strict;
3	our $VERSION=do{my @r=(q$Revision: 1.3 $=~/\d+/g);sprintf "%d."."%02d" x $#r,@r};
4	push our @ISA, 'Message::IF::CSSRule';
5	require Scalar::Util;
6
7	## \|CSSRule\| constants
8
9	sub STYLE_RULE () { 1 }
10	sub CHARSET_RULE () { 2 }
11	sub IMPORT_RULE () { 3 }
12	sub MEDIA_RULE () { 4 }
13	sub FONT_FACE_RULE () { 5 }
14	sub PAGE_RULE () { 6 }
15	sub NAMESPACE_RULE () { 7 }
16
17	## \|CSSRule\| attributes
18
19	sub css_text ($) {
20	die "$0: ".(ref $_[0])."->css_text: Not implemented";
21	} # css_text
22
23	sub parent_rule ($) {
24	return ${$_[0]}->{parent_rule};
25	} # parent_rule
26
27	sub parent_style_sheet ($) {
28	if (${$_[0]}->{parent_style_sheet}) {
29	return ${$_[0]}->{parent_style_sheet};
30	} elsif (${$_[0]}->{parent_rule}) {
31	local $Error::Depth = $Error::Depth + 1;
32	return ${$_[0]}->{parent_rule}->parent_style_sheet;
33	} else {
34	## NOTE: Not in the CSSOM ED: If the \|CSSRule\| object is not
35	## yet associated to any CSS style sheet. Such object should not be
36	## returned to applications - that is, the intention is that only
37	## modules belonging to manakai may get \|undef\| from the
38	## \|parent_style_sheet\| attribute during the construction of CSSOM.
39	## Therefore, this is not counted as a manakai extension to CSSOM spec.
40	return undef;
41	}
42	} # parent_style_sheet
43
44	sub type ($) {
45	die "$0: ".(ref $_[0])."->type: Not implemented";
46	} # type
47
48	package Message::DOM::CSSStyleRule;
49	push our @ISA, 'Message::DOM::CSSRule', 'Message::IF::CSSStyleRule';
50
51	sub ____new ($$$) {
52	my $self = bless \{_selectors => $_[1], style => $_[2]}, $_[0];
53	${$_[2]}->{parent_rule} = $self;
54	Scalar::Util::weaken (${$_[2]}->{parent_rule});
55	return $self;
56	} # ____new
57
58	## \|CSSRule\| attributes
59
60	sub css_text ($;$) {
61	## TODO: setter
62
63	## TODO: Browser compatibility
64	local $Error::Depth = $Error::Depth + 1;
65	return $_[0]->selector_text . " {\n" . $_[0]->style->css_text . "}\n";
66	} # css_text
67
68	sub type ($) { Message::DOM::CSSRule::STYLE_RULE }
69
70	## \|CSSStyleRule\| attributes
71
72	sub selector_text ($;$) {
73	## TODO: setter
74
75	## TODO: Browser-compatible serializer
76	require Whatpm::CSS::SelectorsSerializer;
77	return Whatpm::CSS::SelectorsSerializer->serialize_test
78	(${$_[0]}->{_selectors});
79	} # selector_text
80
81	sub style ($) {
82	return ${$_[0]}->{style};
83	} # style
84
85	package Message::DOM::CSSCharsetRule;
86	push our @ISA, 'Message::DOM::CSSRule', 'Message::IF::CSSCharsetRule';
87
88	sub ____new ($$) {
89	return bless \{encoding => $_[1]}, $_[0];
90	} # ____new
91
92	## \|CSSRule\| attributes
93
94	sub css_text ($;$) {
95	## TODO: setter
96
97	## NOTE: It will be broken if \|encoding\| contains \|"\| or \|\\|, but this
98	## is what browsers do.
99	return '@charset "'.${$_[0]}->{encoding}.'";';
100	} # css_text
101
102	sub type ($) { Message::DOM::CSSRule::CHARSET_RULE }
103
104	## \|CSSCharsetRule\| attribute
105
106	sub encoding ($) {
107	return ${$_[0]}->{encoding};
108	} # encoding
109
110	package Message::DOM::CSSImportRule;
111	push our @ISA, 'Message::DOM::CSSRule', 'Message::IF::CSSImportRule';
112
113	sub ____new ($$$$) {
114	my $self = bless \{href => $_[1], media => $_[2], style_sheet => $_[3]}, $_[0];
115	${$_[3]}->{owner_rule} = $self;
116	Scalar::Util::weaken (${$_[3]}->{owner_rule});
117	return $self;
118	} # ____new
119
120	## \|CSSRule\| attributes
121
122	## TODO: \|css_text\|
123
124	sub type ($) { Message::DOM::CSSRule::IMPORT_RULE }
125
126	## \|CSSImportRule\| attributes
127
128	sub href ($) {
129	return ${$_[0]}->{href};
130	} # href
131
132	sub media ($) {
133	return ${$_[0]}->{media};
134	} # media
135
136	sub style_sheet ($) {
137	return ${$_[0]}->{style_sheet};
138	} # style_sheet
139
140	package Message::DOM::CSSMediaRule;
141	push our @ISA, 'Message::DOM::CSSRule', 'Message::IF::CSSMediaRule';
142
143	sub ____new ($$$) {
144	my $self = bless \{media => $_[1], css_rules => $_[2]}, $_[0];
145	for (@{$_[2]}) {
146	${$_}->{parent_rule} = $self;
147	Scalar::Util::weaken (${$_}->{parent_rule});
148	}
149	return $self;
150	} # ____new
151
152	## \|CSSRule\| attributes
153
154	## TODO: \|css_text\|
155
156	sub type ($) { Message::DOM::CSSRule::MEDIA_RULE }
157
158	## \|CSSMediaRule\| attributes
159
160	sub css_rules ($) {
161	require Message::DOM::CSSRuleList;
162	return bless \\($_[0]), 'Message::DOM::CSSRuleList';
163	} # css_rules
164
165	sub media ($) {
166	return ${$_[0]}->{media};
167	} # media
168
169	package Message::DOM::CSSFontFaceRule;
170	push our @ISA, 'Message::DOM::CSSRule', 'Message::IF::CSSFontFaceRule';
171
172	sub ____new ($$) {
173	my $self = bless \{style => $_[1]}, $_[0];
174	${$_[2]}->{parent_rule} = $self;
175	Scalar::Util::weaken (${$_[2]}->{parent_rule});
176	return $self;
177	} # ____new
178
179	## \|CSSRule\| attributes
180
181	## TODO: \|css_text\|
182
183	sub type ($) { Message::DOM::CSSRule::FONT_FACE_RULE }
184
185	## \|CSSFontFaceRule\| attribute
186
187	sub style ($) {
188	return ${$_[0]}->{style};
189	} # style
190
191	package Message::DOM::CSSPageRule;
192	push our @ISA, 'Message::DOM::CSSRule', 'Message::IF::CSSPageRule';
193
194	sub ____new ($$$) {
195	my $self = bless \{_selectors => $_[1], style => $_[2]}, $_[0];
196	${$_[2]}->{parent_rule} = $self;
197	Scalar::Util::weaken (${$_[2]}->{parent_rule});
198	return $self;
199	} # ____new
200
201	## \|CSSRule\| attributes
202
203	## TODO: \|css_text\|
204
205	sub type ($) { Message::DOM::CSSRule::PAGE_RULE }
206
207	## \|CSSPageRule\| attributes
208
209	sub selector_text ($;$) {
210	## TODO: setter
211
212	## TODO: Browser-compatible serializer
213	require Whatpm::CSS::SelectorsSerializer;
214	return Whatpm::CSS::SelectorsSerializer->serialize_test (${$_[0]}->{_selectors});
215	} # selector_text
216
217	sub style ($) {
218	return ${$_[0]}->{style};
219	} # style
220
221	package Message::DOM::CSSNamespaceRule;
222	push our @ISA, 'Message::DOM::CSSRule', 'Message::IF::CSSNamespaceRule';
223
224	sub ____new ($$$) {
225	return bless \{namespace_uri => $_[2], prefix => $_[1]}, $_[0];
226	} # ___new
227
228	## \|CSSRule\| attributes
229
230	## TODO: \|css_text\|
231
232	sub type ($) { Message::DOM::CSSRule::NAMESPACE_RULE }
233
234	## \|CSSNamespaceRule\| attributes
235
236	sub namespace_uri ($) {
237	return ${$_[0]}->{namespace_uri};
238	} # namespace_uri
239
240	sub prefix ($) {
241	return ${$_[0]}->{prefix};
242	} # prefix
243
244	package Message::IF::CSSRule;
245	package Message::IF::CSSStyleRule;
246	package Message::IF::CSSCharsetRule;
247	package Message::IF::CSSImportRule;
248	package Message::IF::CSSMediaRule;
249	package Message::IF::CSSFontFaceRule;
250	package Message::IF::CSSPageRule;
251
252	1;
253	## $Date: 2007/12/23 08:18:59 $