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	wakaba	1.1	package Message::DOM::CSSRule;
2			use strict;
3	wakaba	1.4	our $VERSION=do{my @r=(q$Revision: 1.3 $=~/\d+/g);sprintf "%d."."%02d" x $#r,@r};
4	wakaba	1.1	push our @ISA, 'Message::IF::CSSRule';
5	wakaba	1.2	require Scalar::Util;
6	wakaba	1.1
7			## \|CSSRule\| constants
8
9			sub STYLE_RULE () { 1 }
10			sub CHARSET_RULE () { 2 }
11			sub IMPORT_RULE () { 3 }
12			sub MEDIA_RULE () { 4 }
13			sub FONT_FACE_RULE () { 5 }
14			sub PAGE_RULE () { 6 }
15			sub NAMESPACE_RULE () { 7 }
16
17			## \|CSSRule\| attributes
18
19			sub css_text ($) {
20	wakaba	1.3	die "$0: ".(ref $_[0])."->css_text: Not implemented";
21	wakaba	1.1	} # css_text
22
23	wakaba	1.2	sub parent_rule ($) {
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	wakaba	1.1
44			sub type ($) {
45	wakaba	1.3	die "$0: ".(ref $_[0])."->type: Not implemented";
46	wakaba	1.1	} # type
47
48			package Message::DOM::CSSStyleRule;
49			push our @ISA, 'Message::DOM::CSSRule', 'Message::IF::CSSStyleRule';
50
51			sub ____new ($$$) {
52	wakaba	1.3	my $self = bless \{_selectors => $_[1], style => $_[2]}, $_[0];
53	wakaba	1.2	${$_[2]}->{parent_rule} = $self;
54			Scalar::Util::weaken (${$_[2]}->{parent_rule});
55	wakaba	1.1	return $self;
56			} # ____new
57
58			## \|CSSRule\| attributes
59
60	wakaba	1.3	sub css_text ($;$) {
61			## TODO: setter
62
63			## TODO: Browser compatibility
64			local $Error::Depth = $Error::Depth + 1;
65			return $_[0]->selector_text . " {\n" . $_[0]->style->css_text . "}\n";
66			} # css_text
67	wakaba	1.1
68			sub type ($) { Message::DOM::CSSRule::STYLE_RULE }
69
70			## \|CSSStyleRule\| attributes
71
72	wakaba	1.3	sub selector_text ($;$) {
73			## TODO: setter
74
75			## TODO: Browser-compatible serializer
76			require Whatpm::CSS::SelectorsSerializer;
77			return Whatpm::CSS::SelectorsSerializer->serialize_test
78			(${$_[0]}->{_selectors});
79			} # selector_text
80	wakaba	1.1
81			sub style ($) {
82			return ${$_[0]}->{style};
83			} # style
84
85			package Message::DOM::CSSCharsetRule;
86			push our @ISA, 'Message::DOM::CSSRule', 'Message::IF::CSSCharsetRule';
87
88			sub ____new ($$) {
89			return bless \{encoding => $_[1]}, $_[0];
90			} # ____new
91
92			## \|CSSRule\| attributes
93
94	wakaba	1.4	sub css_text ($;$) {
95			## TODO: setter
96
97			## NOTE: It will be broken if \|encoding\| contains \|"\| or \|\\|, but this
98			## is what browsers do.
99			return '@charset "'.${$_[0]}->{encoding}.'";';
100			} # css_text
101	wakaba	1.1
102			sub type ($) { 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 ($$$$) {
114			my $self = bless \{href => $_[1], media => $_[2], style_sheet => $_[3]}, $_[0];
115	wakaba	1.2	${$_[3]}->{owner_rule} = $self;
116			Scalar::Util::weaken (${$_[3]}->{owner_rule});
117	wakaba	1.1	return $self;
118			} # ____new
119
120			## \|CSSRule\| attributes
121
122			## TODO: \|css_text\|
123
124			sub type ($) { Message::DOM::CSSRule::IMPORT_RULE }
125
126			## \|CSSImportRule\| attributes
127
128			sub href ($) {
129			return ${$_[0]}->{href};
130			} # href
131
132			sub media ($) {
133			return ${$_[0]}->{media};
134			} # media
135
136			sub style_sheet ($) {
137			return ${$_[0]}->{style_sheet};
138			} # style_sheet
139
140			package Message::DOM::CSSMediaRule;
141			push our @ISA, 'Message::DOM::CSSRule', 'Message::IF::CSSMediaRule';
142
143			sub ____new ($$$) {
144			my $self = bless \{media => $_[1], css_rules => $_[2]}, $_[0];
145			for (@{$_[2]}) {
146	wakaba	1.2	${$_}->{parent_rule} = $self;
147			Scalar::Util::weaken (${$_}->{parent_rule});
148	wakaba	1.1	}
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 ($$) {
173			my $self = bless \{style => $_[1]}, $_[0];
174	wakaba	1.2	${$_[2]}->{parent_rule} = $self;
175			Scalar::Util::weaken (${$_[2]}->{parent_rule});
176			return $self;
177	wakaba	1.1	} # ____new
178
179			## \|CSSRule\| attributes
180
181			## TODO: \|css_text\|
182
183			sub type ($) { Message::DOM::CSSRule::FONT_FACE_RULE }
184
185			## \|CSSFontFaceRule\| attribute
186
187			sub style ($) {
188			return ${$_[0]}->{style};
189			} # style
190
191			package Message::DOM::CSSPageRule;
192			push our @ISA, 'Message::DOM::CSSRule', 'Message::IF::CSSPageRule';
193
194			sub ____new ($$$) {
195	wakaba	1.3	my $self = bless \{_selectors => $_[1], style => $_[2]}, $_[0];
196	wakaba	1.2	${$_[2]}->{parent_rule} = $self;
197			Scalar::Util::weaken (${$_[2]}->{parent_rule});
198	wakaba	1.1	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	wakaba	1.3	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	wakaba	1.1
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	wakaba	1.4	## $Date: 2007/12/23 08:18:59 $