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author | Moonchild <moonchild@palemoon.org> | 2020-04-17 16:02:56 +0200 |
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committer | GitHub <noreply@github.com> | 2020-04-17 16:02:56 +0200 |
commit | d5102d6beafc2a2a0cec3cc3ee5f7ebde31ae7bf (patch) | |
tree | 2bfef192cbb748b675ce8308c242a376798e265d /dom/base/StyleScope.h | |
parent | 5caf99795aa81e1fc145b8e937b1ee8197ed2486 (diff) | |
parent | f35aa3e15fedf3cd4ad163d60ab74a9537ca5c82 (diff) | |
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Merge pull request #1518 from MoonchildProductions/shadowdom-merge
Incremental shadowdom-merge
Diffstat (limited to 'dom/base/StyleScope.h')
-rw-r--r-- | dom/base/StyleScope.h | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/dom/base/StyleScope.h b/dom/base/StyleScope.h new file mode 100644 index 000000000..c8957b069 --- /dev/null +++ b/dom/base/StyleScope.h @@ -0,0 +1,81 @@ +/* -*- 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/. */ + +#ifndef mozilla_dom_StyleScope_h__ +#define mozilla_dom_StyleScope_h__ + +#include "nsTArray.h" + +class nsINode; + +namespace mozilla { +class StyleSheet; + +namespace dom { + +class StyleSheetList; + +/** + * A class meant to be shared by ShadowRoot and Document, that holds a list of + * stylesheets. + * + * TODO(emilio, bug 1418159): In the future this should hold most of the + * relevant style state, this should allow us to fix bug 548397. + */ +class StyleScope +{ +public: + virtual nsINode& AsNode() = 0; + + const nsINode& AsNode() const + { + return const_cast<StyleScope&>(*this).AsNode(); + } + + StyleSheet* SheetAt(size_t aIndex) const + { + return mStyleSheets.SafeElementAt(aIndex); + } + + size_t SheetCount() const + { + return mStyleSheets.Length(); + } + + int32_t IndexOfSheet(const StyleSheet& aSheet) const + { + return mStyleSheets.IndexOf(&aSheet); + } + + void InsertSheetAt(size_t aIndex, StyleSheet& aSheet) + { + mStyleSheets.InsertElementAt(aIndex, &aSheet); + } + + void RemoveSheet(StyleSheet& aSheet) + { + mStyleSheets.RemoveElement(&aSheet); + } + + void AppendStyleSheet(StyleSheet& aSheet) + { + mStyleSheets.AppendElement(&aSheet); + } + + StyleSheetList& EnsureDOMStyleSheets(); + + ~StyleScope(); + +protected: + nsTArray<RefPtr<mozilla::StyleSheet>> mStyleSheets; + RefPtr<mozilla::dom::StyleSheetList> mDOMStyleSheets; +}; + +} + +} + +#endif |