summaryrefslogtreecommitdiffstats
path: root/layout/style/GroupRule.h
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 14:29:10 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 14:29:10 +0000
commit2aa4a82499d4becd2284cdb482213d541b8804dd (patch)
treeb80bf8bf13c3766139fbacc530efd0dd9d54394c /layout/style/GroupRule.h
parentInitial commit. (diff)
downloadfirefox-upstream.tar.xz
firefox-upstream.zip
Adding upstream version 86.0.1.upstream/86.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'layout/style/GroupRule.h')
-rw-r--r--layout/style/GroupRule.h94
1 files changed, 94 insertions, 0 deletions
diff --git a/layout/style/GroupRule.h b/layout/style/GroupRule.h
new file mode 100644
index 0000000000..73122a79e6
--- /dev/null
+++ b/layout/style/GroupRule.h
@@ -0,0 +1,94 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/*
+ * internal interface representing CSS style rules that contain other
+ * rules, such as @media rules
+ */
+
+#ifndef mozilla_css_GroupRule_h__
+#define mozilla_css_GroupRule_h__
+
+#include "mozilla/Attributes.h"
+#include "mozilla/MemoryReporting.h"
+#include "mozilla/ServoCSSRuleList.h"
+#include "mozilla/css/Rule.h"
+#include "nsCycleCollectionParticipant.h"
+
+namespace mozilla {
+
+class ErrorResult;
+class StyleSheet;
+
+namespace dom {
+class CSSRuleList;
+} // namespace dom
+
+namespace css {
+
+// inherits from Rule so it can be shared between
+// MediaRule and DocumentRule
+class GroupRule : public Rule {
+ protected:
+ GroupRule(already_AddRefed<ServoCssRules> aRules, StyleSheet* aSheet,
+ Rule* aParentRule, uint32_t aLineNumber, uint32_t aColumnNumber);
+ GroupRule(const GroupRule& aCopy) = delete;
+ virtual ~GroupRule();
+
+ public:
+ NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(GroupRule, Rule)
+ NS_DECL_ISUPPORTS_INHERITED
+ virtual bool IsCCLeaf() const override;
+
+#ifdef DEBUG
+ void List(FILE* out = stdout, int32_t aIndent = 0) const override;
+#endif
+ void DropSheetReference() override;
+
+ public:
+ int32_t StyleRuleCount() const { return mRuleList->Length(); }
+
+ Rule* GetStyleRuleAt(int32_t aIndex) const {
+ return mRuleList->GetRule(aIndex);
+ }
+
+ /*
+ * The next method should never be called unless you have first called
+ * WillDirty() on the parent stylesheet.
+ */
+ nsresult DeleteStyleRuleAt(uint32_t aIndex) {
+ return mRuleList->DeleteRule(aIndex);
+ }
+
+ // non-virtual -- it is only called by subclasses
+ size_t SizeOfExcludingThis(MallocSizeOf) const;
+ size_t SizeOfIncludingThis(MallocSizeOf) const override = 0;
+
+ // WebIDL API
+ dom::CSSRuleList* CssRules() { return mRuleList; }
+ uint32_t InsertRule(const nsACString& aRule, uint32_t aIndex,
+ ErrorResult& aRv);
+ void DeleteRule(uint32_t aIndex, ErrorResult& aRv);
+
+ private:
+ RefPtr<ServoCSSRuleList> mRuleList;
+};
+
+// Implementation of WebIDL CSSConditionRule.
+class ConditionRule : public GroupRule {
+ protected:
+ using GroupRule::GroupRule;
+
+ public:
+ virtual void GetConditionText(nsACString& aConditionText) = 0;
+ virtual void SetConditionText(const nsACString& aConditionText,
+ ErrorResult& aRv) = 0;
+};
+
+} // namespace css
+} // namespace mozilla
+
+#endif /* mozilla_css_GroupRule_h__ */