third_party/WebKit/Source/core/css/CSSNamespaceRule.cpp

   1 // Copyright 2015 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "config.h"
   6 #include "core/css/CSSNamespaceRule.h"
   7
   8 #include "core/css/CSSMarkup.h"
   9 #include "core/css/StyleRuleNamespace.h"
  10 #include "wtf/text/StringBuilder.h"
  11
  12 namespace blink {
  13
  14 CSSNamespaceRule::CSSNamespaceRule(StyleRuleNamespace* namespaceRule, CSSStyleSheet* parent)
  15     : CSSRule(parent)
  16     , m_namespaceRule(namespaceRule)
  17 {
  18 }
  19
  20 CSSNamespaceRule::~CSSNamespaceRule()
  21 {
  22 }
  23
  24 String CSSNamespaceRule::cssText() const
  25 {
  26     StringBuilder result;
  27     result.appendLiteral("@namespace ");
  28     serializeIdentifier(prefix(), result);
  29     if (!prefix().isEmpty())
  30         result.appendLiteral(" ");
  31     result.appendLiteral("url(");
  32     result.append(serializeString(namespaceURI()));
  33     result.appendLiteral(");");
  34     return result.toString();
  35 }
  36
  37 AtomicString CSSNamespaceRule::namespaceURI() const
  38 {
  39     return m_namespaceRule->uri();
  40 }
  41
  42 AtomicString CSSNamespaceRule::prefix() const
  43 {
  44     return m_namespaceRule->prefix();
  45 }
  46
  47 DEFINE_TRACE(CSSNamespaceRule)
  48 {
  49     visitor->trace(m_namespaceRule);
  50     CSSRule::trace(visitor);
  51 }
  52
  53 } // namespace blink