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package CSS::DOM::Rule::Page; |
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$VERSION = '0.17'; |
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1209
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use warnings; no warnings qw 'utf8 parenthesis'; |
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156
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use strict; |
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108
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use CSS::DOM::Exception qw/ SYNTAX_ERR /; |
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use CSS::DOM::Rule; |
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our @ISA = 'CSS::DOM::Rule'; |
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170
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use constant 1.03 our $_const = { |
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# Don't let this conflict with the superclass. |
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styl => 2, |
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selc => 3, |
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}; |
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{ no strict; delete @{__PACKAGE__.'::'}{_const => keys %{our $_const}} } |
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# overrides: |
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sub type { CSS::DOM::Rule::PAGE_RULE } |
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sub cssText { |
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my $self = shift; |
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my $old; |
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if(defined wantarray) { |
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$old = "$self->[selc] { " |
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. $self->[styl]->cssText ." }\n"; |
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} |
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if (@_) { |
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require CSS::DOM::Parser; |
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my $new_rule = $self->_parse(shift); |
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@$self[styl,selc] = @$new_rule[styl,selc]; |
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} |
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$old; |
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}; |
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# CSSPageRule interface: |
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sub selectorText { |
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my $old = (my $self = shift)->[selc]; |
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100
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if(@_){ |
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# ~~~ I need to make this use the parser’s tokenise func. |
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# need tests as well; this shouldn’t accept anything |
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# that would make it technically an unknown rule. |
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100
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(my $sel = shift) =~ |
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/^[ \t\r\n\f]*\@page(?![_a-z\200-\377]|\\[^\r\n\f])/ |
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or die CSS::DOM::Exception->new(SYNTAX_ERR, |
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'@page selectors must begin with "@page"'); |
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$self->[selc] = $sel ; |
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} |
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$old; |
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} |
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56
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# ~~~ Do we need this? |
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#sub _set_selector_tokens { |
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# |
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#} |
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61
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sub style { |
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1
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$_[0]->[styl] ||= do { |
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require CSS::DOM::Style; |
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new CSS::DOM::Style shift |
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}; |
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} |
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68
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!()__END__()! |
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69
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70
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=head1 NAME |
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71
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72
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CSS::DOM::Rule::Page - CSS @page rule class for CSS::DOM |
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73
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74
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=head1 VERSION |
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75
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76
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Version 0.17 |
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77
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78
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=head1 SYNOPSIS |
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79
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80
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use CSS::DOM; |
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81
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my $page_rule = CSS::DOM->parse( |
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'@page :first { stuff: other stuff }' |
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)->cssRules->[0]; |
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85
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$page_rule->selectorText; # '@page :first' |
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86
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$page_rule->style; # a CSS::DOM::Style object |
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$page_rule->style->stuff; # 'other stuff' |
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89
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=head1 DESCRIPTION |
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90
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91
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This module implements CSS @page rules for L. It inherits |
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92
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from |
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93
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L and implements |
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94
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the CSSPageRule DOM interface. |
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95
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96
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=head1 METHODS |
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98
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=over 4 |
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100
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=item selectorText |
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101
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102
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Returns a string representing the selector(s). Pass an argument to set it. |
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103
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104
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=item style |
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105
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106
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Returns the CSS::DOM::Style object representing the declaration block |
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107
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of this rule. |
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108
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109
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=back |
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110
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111
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=head1 SEE ALSO |
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113
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L |
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115
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L |
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L |