Interface DocumentHandler


public interface DocumentHandler
This is the main interface that most CSS applications implement: if the application needs to be informed of basic parsing events, it implements this interface and registers an instance with the CSS parser using the setCSSHandler method.
Version:
$Revision: 1.4 $
Author:
Philippe Le Hegaret
  • Method Details

    • startDocument

      void startDocument(InputSource source) throws CSSException
      Receive notification of the beginning of a style sheet. The CSS parser will invoke this method only once, before any other methods in this interface.
      Parameters:
      uri - The URI of the style sheet. @@TODO can be NULL ! (inline style sheet)
      Throws:
      CSSException - Any CSS exception, possibly wrapping another exception.
    • endDocument

      void endDocument(InputSource source) throws CSSException
      Receive notification of the end of a document. The CSS parser will invoke this method only once, and it will be the last method invoked during the parse. The parser shall not invoke this method until it has either abandoned parsing (because of an unrecoverable error) or reached the end of input.
      Parameters:
      uri - The URI of the style sheet.
      Throws:
      CSSException - Any CSS exception, possibly wrapping another exception.
    • comment

      void comment(String text) throws CSSException
      Receive notification of a comment. If the comment appears in a declaration (e.g. color: /* comment * / blue;), the parser notifies the comment before the declaration.
      Parameters:
      text - The comment.
      Throws:
      CSSException - Any CSS exception, possibly wrapping another exception.
    • ignorableAtRule

      void ignorableAtRule(String atRule) throws CSSException
      Receive notification of an unknown rule t-rule not supported by this parser.
      Parameters:
      at - -rule The complete ignored at-rule.
      Throws:
      CSSException - Any CSS exception, possibly wrapping another exception.
    • namespaceDeclaration

      void namespaceDeclaration(String prefix, String uri) throws CSSException
      Receive notification of an unknown rule t-rule not supported by this parser.
      Parameters:
      prefix - null if this is the default namespace
      uri - The URI for this namespace.
      Throws:
      CSSException - Any CSS exception, possibly wrapping another exception.
    • importStyle

      void importStyle(String uri, SACMediaList media, String defaultNamespaceURI) throws CSSException
      Receive notification of a import statement in the style sheet.
      Parameters:
      uri - The URI of the imported style sheet.
      media - The intended destination media for style information.
      defaultNamepaceURI - The default namespace URI for the imported style sheet.
      Throws:
      CSSException - Any CSS exception, possibly wrapping another exception.
    • startMedia

      void startMedia(SACMediaList media) throws CSSException
      Receive notification of the beginning of a media statement. The Parser will invoke this method at the beginning of every media statement in the style sheet. there will be a corresponding endMedia() event for every startElement() event.
      Parameters:
      media - The intended destination media for style information.
      Throws:
      CSSException - Any CSS exception, possibly wrapping another exception.
    • endMedia

      void endMedia(SACMediaList media) throws CSSException
      Receive notification of the end of a media statement.
      Parameters:
      media - The intended destination media for style information.
      Throws:
      CSSException - Any CSS exception, possibly wrapping another exception.
    • startPage

      void startPage(String name, String pseudo_page) throws CSSException
      Receive notification of the beginning of a page statement. The Parser will invoke this method at the beginning of every page statement in the style sheet. there will be a corresponding endPage() event for every startPage() event.
      Parameters:
      name - the name of the page (if any, null otherwise)
      pseudo_page - the pseudo page (if any, null otherwise)
      Throws:
      CSSException - Any CSS exception, possibly wrapping another exception.
    • endPage

      void endPage(String name, String pseudo_page) throws CSSException
      Receive notification of the end of a media statement.
      Parameters:
      media - The intended destination medium for style information.
      pseudo_page - the pseudo page (if any, null otherwise)
      Throws:
      CSSException - Any CSS exception, possibly wrapping another exception.
    • startFontFace

      void startFontFace() throws CSSException
      Receive notification of the beginning of a font face statement. The Parser will invoke this method at the beginning of every font face statement in the style sheet. there will be a corresponding endFontFace() event for every startFontFace() event.
      Throws:
      CSSException - Any CSS exception, possibly wrapping another exception.
    • endFontFace

      void endFontFace() throws CSSException
      Receive notification of the end of a font face statement.
      Throws:
      CSSException - Any CSS exception, possibly wrapping another exception.
    • startSelector

      void startSelector(SelectorList selectors) throws CSSException
      Receive notification of the beginning of a rule statement.
      Parameters:
      selectors - All intended selectors for all declarations.
      Throws:
      CSSException - Any CSS exception, possibly wrapping another exception.
    • endSelector

      void endSelector(SelectorList selectors) throws CSSException
      Receive notification of the end of a rule statement.
      Parameters:
      selectors - All intended selectors for all declarations.
      Throws:
      CSSException - Any CSS exception, possibly wrapping another exception.
    • property

      void property(String name, LexicalUnit value, boolean important) throws CSSException
      Receive notification of a declaration.
      Parameters:
      name - the name of the property.
      value - the value of the property. All whitespace are stripped.
      important - is this property important ?
      Throws:
      CSSException - Any CSS exception, possibly wrapping another exception.