зеркало из https://github.com/mozilla/gecko-dev.git
59 строки
2.2 KiB
C
59 строки
2.2 KiB
C
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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_CSSPropFlags_h
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#define mozilla_CSSPropFlags_h
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#include "mozilla/TypedEnumBits.h"
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namespace mozilla {
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enum class CSSPropFlags : uint8_t
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{
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// This property is not parsed. It is only there for internal use like
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// attribute mapping.
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Inaccessible = 1 << 0,
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// This property's getComputedStyle implementation requires layout to
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// be flushed.
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GetCSNeedsLayoutFlush = 1 << 1,
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// The following two flags along with the pref defines where the this
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// property can be used:
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// * If none of the two flags is presented, the pref completely controls
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// the availability of this property. And in that case, if it has no
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// pref, this property is usable everywhere.
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// * If any of the flags is set, this property is always enabled in the
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// specific contexts regardless of the value of the pref. If there is
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// no pref for this property at all in this case, it is an internal-
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// only property, which cannot be used anywhere else, and should be
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// wrapped in "#ifndef CSS_PROP_LIST_EXCLUDE_INTERNAL".
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// Note that, these flags have no effect on the use of aliases of this
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// property.
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// Furthermore, for the purposes of animation (including triggering
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// transitions) these flags are ignored. That is, if the property is disabled
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// by a pref, we will *not* run animations or transitions on it even in
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// UA sheets or chrome.
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EnabledInUASheets = 1 << 2,
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EnabledInChrome = 1 << 3,
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EnabledInUASheetsAndChrome = EnabledInUASheets | EnabledInChrome,
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EnabledMask = EnabledInUASheetsAndChrome,
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// This property can be animated on the compositor.
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CanAnimateOnCompositor = 1 << 4,
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// This property is an internal property that is not represented in
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// the DOM. Properties with this flag are defined in an #ifndef
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// CSS_PROP_LIST_EXCLUDE_INTERNAL section.
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Internal = 1 << 5,
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};
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MOZ_MAKE_ENUM_CLASS_BITWISE_OPERATORS(CSSPropFlags)
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} // namespace mozilla
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#endif // mozilla_CSSPropFlags_h
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