Line data    Source code

       1             : /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
       2             : /* vim: set ts=8 sts=2 et sw=2 tw=80: */
       3             : /* This Source Code Form is subject to the terms of the Mozilla Public
       4             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       5             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
       6             : 
       7             : /* representation of CSSMediaRule for stylo */
       8             : 
       9             : #include "mozilla/ServoMediaRule.h"
      10             : 
      11             : #include "mozilla/ServoBindings.h"
      12             : #include "mozilla/ServoMediaList.h"
      13             : 
      14             : using namespace mozilla::dom;
      15             : 
      16             : namespace mozilla {
      17             : 
      18           0 : ServoMediaRule::ServoMediaRule(RefPtr<RawServoMediaRule> aRawRule,
      19           0 :                                uint32_t aLine, uint32_t aColumn)
      20           0 :   : CSSMediaRule(Servo_MediaRule_GetRules(aRawRule).Consume())
      21           0 :   , mRawRule(Move(aRawRule))
      22             : {
      23           0 : }
      24             : 
      25           0 : ServoMediaRule::~ServoMediaRule()
      26             : {
      27           0 : }
      28             : 
      29           0 : NS_IMPL_ADDREF_INHERITED(ServoMediaRule, CSSMediaRule)
      30           0 : NS_IMPL_RELEASE_INHERITED(ServoMediaRule, CSSMediaRule)
      31             : 
      32             : // QueryInterface implementation for MediaRule
      33           0 : NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION_INHERITED(ServoMediaRule)
      34           0 : NS_INTERFACE_MAP_END_INHERITING(CSSMediaRule)
      35             : 
      36           0 : NS_IMPL_CYCLE_COLLECTION_INHERITED(ServoMediaRule, CSSMediaRule,
      37             :                                    mMediaList)
      38             : 
      39             : /* virtual */ already_AddRefed<css::Rule>
      40           0 : ServoMediaRule::Clone() const
      41             : {
      42             :   // Rule::Clone is only used when CSSStyleSheetInner is cloned in
      43             :   // preparation of being mutated. However, ServoStyleSheet never clones
      44             :   // anything, so this method should never be called.
      45           0 :   MOZ_ASSERT_UNREACHABLE("Shouldn't be cloning ServoMediaRule");
      46             :   return nullptr;
      47             : }
      48             : 
      49             : /* virtual */ bool
      50           0 : ServoMediaRule::UseForPresentation(nsPresContext* aPresContext,
      51             :                                    nsMediaQueryResultCacheKey& aKey)
      52             : {
      53             :   // GroupRule::UseForPresentation is only used in nsCSSRuleProcessor,
      54             :   // so this should never be called.
      55           0 :   MOZ_ASSERT_UNREACHABLE("Shouldn't be calling UseForPresentation");
      56             :   return false;
      57             : }
      58             : 
      59             : /* virtual */ void
      60           0 : ServoMediaRule::SetStyleSheet(StyleSheet* aSheet)
      61             : {
      62           0 :   if (mMediaList) {
      63           0 :     mMediaList->SetStyleSheet(aSheet);
      64             :   }
      65           0 :   CSSMediaRule::SetStyleSheet(aSheet);
      66           0 : }
      67             : 
      68             : #ifdef DEBUG
      69             : /* virtual */ void
      70           0 : ServoMediaRule::List(FILE* out, int32_t aIndent) const
      71             : {
      72           0 :   nsAutoCString str;
      73           0 :   for (int32_t i = 0; i < aIndent; i++) {
      74           0 :     str.AppendLiteral("  ");
      75             :   }
      76           0 :   Servo_MediaRule_Debug(mRawRule, &str);
      77           0 :   fprintf_stderr(out, "%s\n", str.get());
      78           0 : }
      79             : #endif
      80             : 
      81             : // nsIDOMCSSConditionRule methods
      82             : 
      83             : NS_IMETHODIMP
      84           0 : ServoMediaRule::GetConditionText(nsAString& aConditionText)
      85             : {
      86           0 :   return Media()->GetMediaText(aConditionText);
      87             : }
      88             : 
      89             : NS_IMETHODIMP
      90           0 : ServoMediaRule::SetConditionText(const nsAString& aConditionText)
      91             : {
      92           0 :   return Media()->SetMediaText(aConditionText);
      93             : }
      94             : 
      95             : /* virtual */ void
      96           0 : ServoMediaRule::GetCssTextImpl(nsAString& aCssText) const
      97             : {
      98           0 :   Servo_MediaRule_GetCssText(mRawRule, &aCssText);
      99           0 : }
     100             : 
     101             : /* virtual */ dom::MediaList*
     102           0 : ServoMediaRule::Media()
     103             : {
     104           0 :   if (!mMediaList) {
     105             :     mMediaList =
     106           0 :       new ServoMediaList(Servo_MediaRule_GetMedia(mRawRule).Consume());
     107           0 :     mMediaList->SetStyleSheet(GetStyleSheet());
     108             :   }
     109           0 :   return mMediaList;
     110             : }
     111             : 
     112             : /* virtual */ size_t
     113           0 : ServoMediaRule::SizeOfIncludingThis(mozilla::MallocSizeOf aMallocSizeOf) const
     114             : {
     115             :   // TODO Implement this!
     116           0 :   return aMallocSizeOf(this);
     117             : }
     118             : 
     119             : } // namespace mozilla