Page Speed Optimization Libraries  1.2.24.1
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net_instaweb::CssTagScanner Class Reference

List of all members.

Classes

class  Transformer

Public Member Functions

 CssTagScanner (HtmlParse *html_parse)
bool ParseCssElement (HtmlElement *element, HtmlElement::Attribute **href, const char **media)

Static Public Member Functions

static bool TransformUrls (const StringPiece &contents, Writer *writer, Transformer *transformer, MessageHandler *handler)
static bool HasImport (const StringPiece &contents, MessageHandler *handler)
static bool HasUrl (const StringPiece &contents)
 Detemines whether this CSS contains a URI value (aka URL).
static bool IsStylesheetOrAlternate (const StringPiece &attribute_value)

Static Public Attributes

static const char kStylesheet []
static const char kAlternate []
static const char kUriValue []

Member Function Documentation

static bool net_instaweb::CssTagScanner::HasImport ( const StringPiece &  contents,
MessageHandler handler 
) [static]

Does this CSS file contain ? If so, it cannot be combined with previous CSS files. This may give false-positives, but no false-negatives.

static bool net_instaweb::CssTagScanner::IsStylesheetOrAlternate ( const StringPiece &  attribute_value) [static]

Does this attribute value represent a stylesheet or alternate stylesheet? Should be called with element->AttributeValue(HtmlName::kRel) as the arg.

bool net_instaweb::CssTagScanner::ParseCssElement ( HtmlElement element,
HtmlElement::Attribute **  href,
const char **  media 
)

Examines an HTML element to determine if it's a CSS link, extracting out the HREF and the media-type.

static bool net_instaweb::CssTagScanner::TransformUrls ( const StringPiece &  contents,
Writer writer,
Transformer transformer,
MessageHandler handler 
) [static]

Scans the contents of a CSS file, looking for the pattern url(xxx). Performs an arbitrary mutation on all such URLs. If xxx is quoted with single-quotes or double-quotes, those are retained and the URL inside is transformed.


The documentation for this class was generated from the following file:
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