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+/* 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 https://mozilla.org/MPL/2.0/. */
+
+//! DOM types to be shared between Rust and C++.
+
+use bitflags::bitflags;
+
+bitflags! {
+ /// Event-based element states.
+ #[repr(C)]
+ #[derive(Clone, Copy, Debug, Eq, PartialEq)]
+ pub struct ElementState: u64 {
+ /// The mouse is down on this element.
+ /// <https://html.spec.whatwg.org/multipage/#selector-active>
+ /// FIXME(#7333): set/unset this when appropriate
+ const ACTIVE = 1 << 0;
+ /// This element has focus.
+ /// <https://html.spec.whatwg.org/multipage/#selector-focus>
+ const FOCUS = 1 << 1;
+ /// The mouse is hovering over this element.
+ /// <https://html.spec.whatwg.org/multipage/#selector-hover>
+ const HOVER = 1 << 2;
+ /// Content is enabled (and can be disabled).
+ /// <http://www.whatwg.org/html/#selector-enabled>
+ const ENABLED = 1 << 3;
+ /// Content is disabled.
+ /// <http://www.whatwg.org/html/#selector-disabled>
+ const DISABLED = 1 << 4;
+ /// Content is checked.
+ /// <https://html.spec.whatwg.org/multipage/#selector-checked>
+ const CHECKED = 1 << 5;
+ /// <https://html.spec.whatwg.org/multipage/#selector-indeterminate>
+ const INDETERMINATE = 1 << 6;
+ /// <https://html.spec.whatwg.org/multipage/#selector-placeholder-shown>
+ const PLACEHOLDER_SHOWN = 1 << 7;
+ /// <https://html.spec.whatwg.org/multipage/#selector-target>
+ const URLTARGET = 1 << 8;
+ /// <https://fullscreen.spec.whatwg.org/#%3Afullscreen-pseudo-class>
+ const FULLSCREEN = 1 << 9;
+ /// <https://html.spec.whatwg.org/multipage/#selector-valid>
+ const VALID = 1 << 10;
+ /// <https://html.spec.whatwg.org/multipage/#selector-invalid>
+ const INVALID = 1 << 11;
+ /// <https://drafts.csswg.org/selectors-4/#user-valid-pseudo>
+ const USER_VALID = 1 << 12;
+ /// <https://drafts.csswg.org/selectors-4/#user-invalid-pseudo>
+ const USER_INVALID = 1 << 13;
+ /// All the validity bits at once.
+ const VALIDITY_STATES = Self::VALID.bits() | Self::INVALID.bits() | Self::USER_VALID.bits() | Self::USER_INVALID.bits();
+ /// Non-standard: https://developer.mozilla.org/en-US/docs/Web/CSS/:-moz-broken
+ const BROKEN = 1 << 14;
+ /// <https://html.spec.whatwg.org/multipage/#selector-required>
+ const REQUIRED = 1 << 15;
+ /// <https://html.spec.whatwg.org/multipage/#selector-optional>
+ /// We use an underscore to workaround a silly windows.h define.
+ const OPTIONAL_ = 1 << 16;
+ /// <https://html.spec.whatwg.org/multipage/#selector-defined>
+ const DEFINED = 1 << 17;
+ /// <https://html.spec.whatwg.org/multipage/#selector-visited>
+ const VISITED = 1 << 18;
+ /// <https://html.spec.whatwg.org/multipage/#selector-link>
+ const UNVISITED = 1 << 19;
+ /// <https://drafts.csswg.org/selectors-4/#the-any-link-pseudo>
+ const VISITED_OR_UNVISITED = Self::VISITED.bits() | Self::UNVISITED.bits();
+ /// Non-standard: https://developer.mozilla.org/en-US/docs/Web/CSS/:-moz-drag-over
+ const DRAGOVER = 1 << 20;
+ /// <https://html.spec.whatwg.org/multipage/#selector-in-range>
+ const INRANGE = 1 << 21;
+ /// <https://html.spec.whatwg.org/multipage/#selector-out-of-range>
+ const OUTOFRANGE = 1 << 22;
+ /// <https://html.spec.whatwg.org/multipage/#selector-read-only>
+ const READONLY = 1 << 23;
+ /// <https://html.spec.whatwg.org/multipage/#selector-read-write>
+ const READWRITE = 1 << 24;
+ /// <https://html.spec.whatwg.org/multipage/#selector-default>
+ const DEFAULT = 1 << 25;
+ /// Non-standard & undocumented.
+ const OPTIMUM = 1 << 26;
+ /// Non-standard & undocumented.
+ const SUB_OPTIMUM = 1 << 27;
+ /// Non-standard & undocumented.
+ const SUB_SUB_OPTIMUM = 1 << 28;
+ /// All the above <meter> bits in one place.
+ const METER_OPTIMUM_STATES = Self::OPTIMUM.bits() | Self::SUB_OPTIMUM.bits() | Self::SUB_SUB_OPTIMUM.bits();
+ /// Non-standard & undocumented.
+ const INCREMENT_SCRIPT_LEVEL = 1 << 29;
+ /// <https://drafts.csswg.org/selectors-4/#the-focus-visible-pseudo>
+ const FOCUSRING = 1 << 30;
+ /// <https://drafts.csswg.org/selectors-4/#the-focus-within-pseudo>
+ const FOCUS_WITHIN = 1u64 << 31;
+ /// :dir matching; the states are used for dynamic change detection.
+ /// State that elements that match :dir(ltr) are in.
+ const LTR = 1u64 << 32;
+ /// State that elements that match :dir(rtl) are in.
+ const RTL = 1u64 << 33;
+ /// State that HTML elements that have a "dir" attr are in.
+ const HAS_DIR_ATTR = 1u64 << 34;
+ /// State that HTML elements with dir="ltr" (or something
+ /// case-insensitively equal to "ltr") are in.
+ const HAS_DIR_ATTR_LTR = 1u64 << 35;
+ /// State that HTML elements with dir="rtl" (or something
+ /// case-insensitively equal to "rtl") are in.
+ const HAS_DIR_ATTR_RTL = 1u64 << 36;
+ /// State that HTML <bdi> elements without a valid-valued "dir" attr or
+ /// any HTML elements (including <bdi>) with dir="auto" (or something
+ /// case-insensitively equal to "auto") are in.
+ const HAS_DIR_ATTR_LIKE_AUTO = 1u64 << 37;
+ /// Non-standard & undocumented.
+ const AUTOFILL = 1u64 << 38;
+ /// Non-standard & undocumented.
+ const AUTOFILL_PREVIEW = 1u64 << 39;
+ /// State for modal elements:
+ /// <https://drafts.csswg.org/selectors-4/#modal-state>
+ const MODAL = 1u64 << 40;
+ /// <https://html.spec.whatwg.org/multipage/#inert-subtrees>
+ const INERT = 1u64 << 41;
+ /// State for the topmost modal element in top layer
+ const TOPMOST_MODAL = 1u64 << 42;
+ /// Initially used for the devtools highlighter, but now somehow only
+ /// used for the devtools accessibility inspector.
+ const DEVTOOLS_HIGHLIGHTED = 1u64 << 43;
+ /// Used for the devtools style editor. Probably should go away.
+ const STYLEEDITOR_TRANSITIONING = 1u64 << 44;
+ /// For :-moz-value-empty (to show widgets like the reveal password
+ /// button or the clear button).
+ const VALUE_EMPTY = 1u64 << 45;
+ /// For :-moz-revealed.
+ const REVEALED = 1u64 << 46;
+ /// https://html.spec.whatwg.org/#selector-popover-open
+ /// Match element's popover visibility state of showing
+ const POPOVER_OPEN = 1u64 << 47;
+
+ /// Some convenience unions.
+ const DIR_STATES = Self::LTR.bits() | Self::RTL.bits();
+
+ const DIR_ATTR_STATES = Self::HAS_DIR_ATTR.bits() |
+ Self::HAS_DIR_ATTR_LTR.bits() |
+ Self::HAS_DIR_ATTR_RTL.bits() |
+ Self::HAS_DIR_ATTR_LIKE_AUTO.bits();
+
+ const DISABLED_STATES = Self::DISABLED.bits() | Self::ENABLED.bits();
+
+ const REQUIRED_STATES = Self::REQUIRED.bits() | Self::OPTIONAL_.bits();
+ }
+}
+
+bitflags! {
+ /// Event-based document states.
+ #[repr(C)]
+ #[derive(Clone, Copy, Debug, Eq, PartialEq)]
+ pub struct DocumentState: u64 {
+ /// Window activation status
+ const WINDOW_INACTIVE = 1 << 0;
+ /// RTL locale: specific to the XUL localedir attribute
+ const RTL_LOCALE = 1 << 1;
+ /// LTR locale: specific to the XUL localedir attribute
+ const LTR_LOCALE = 1 << 2;
+ /// LWTheme status
+ const LWTHEME = 1 << 3;
+
+ const ALL_LOCALEDIR_BITS = Self::LTR_LOCALE.bits() | Self::RTL_LOCALE.bits();
+ }
+}