| # Copyright 2017 The Chromium Authors | |
| # Use of this source code is governed by a BSD-style license that can be | |
| # found in the LICENSE file. | |
| # | |
| # Contributing to Chrome DevTools Protocol: https://goo.gle/devtools-contribution-guide-cdp | |
| experimental domain Accessibility | |
| depends on DOM | |
| # Unique accessibility node identifier. | |
| type AXNodeId extends string | |
| # Enum of possible property types. | |
| type AXValueType extends string | |
| enum | |
| boolean | |
| tristate | |
| booleanOrUndefined | |
| idref | |
| idrefList | |
| integer | |
| node | |
| nodeList | |
| number | |
| string | |
| computedString | |
| token | |
| tokenList | |
| domRelation | |
| role | |
| internalRole | |
| valueUndefined | |
| # Enum of possible property sources. | |
| type AXValueSourceType extends string | |
| enum | |
| attribute | |
| implicit | |
| style | |
| contents | |
| placeholder | |
| relatedElement | |
| # Enum of possible native property sources (as a subtype of a particular AXValueSourceType). | |
| type AXValueNativeSourceType extends string | |
| enum | |
| description | |
| figcaption | |
| label | |
| labelfor | |
| labelwrapped | |
| legend | |
| rubyannotation | |
| tablecaption | |
| title | |
| other | |
| # A single source for a computed AX property. | |
| type AXValueSource extends object | |
| properties | |
| # What type of source this is. | |
| AXValueSourceType type | |
| # The value of this property source. | |
| optional AXValue value | |
| # The name of the relevant attribute, if any. | |
| optional string attribute | |
| # The value of the relevant attribute, if any. | |
| optional AXValue attributeValue | |
| # Whether this source is superseded by a higher priority source. | |
| optional boolean superseded | |
| # The native markup source for this value, e.g. a `<label>` element. | |
| optional AXValueNativeSourceType nativeSource | |
| # The value, such as a node or node list, of the native source. | |
| optional AXValue nativeSourceValue | |
| # Whether the value for this property is invalid. | |
| optional boolean invalid | |
| # Reason for the value being invalid, if it is. | |
| optional string invalidReason | |
| type AXRelatedNode extends object | |
| properties | |
| # The BackendNodeId of the related DOM node. | |
| DOM.BackendNodeId backendDOMNodeId | |
| # The IDRef value provided, if any. | |
| optional string idref | |
| # The text alternative of this node in the current context. | |
| optional string text | |
| type AXProperty extends object | |
| properties | |
| # The name of this property. | |
| AXPropertyName name | |
| # The value of this property. | |
| AXValue value | |
| # A single computed AX property. | |
| type AXValue extends object | |
| properties | |
| # The type of this value. | |
| AXValueType type | |
| # The computed value of this property. | |
| optional any value | |
| # One or more related nodes, if applicable. | |
| optional array of AXRelatedNode relatedNodes | |
| # The sources which contributed to the computation of this property. | |
| optional array of AXValueSource sources | |
| # Values of AXProperty name: | |
| # - from 'busy' to 'roledescription': states which apply to every AX node | |
| # - from 'live' to 'root': attributes which apply to nodes in live regions | |
| # - from 'autocomplete' to 'valuetext': attributes which apply to widgets | |
| # - from 'checked' to 'selected': states which apply to widgets | |
| # - from 'activedescendant' to 'owns': relationships between elements other than parent/child/sibling | |
| # - from 'activeFullscreenElement' to 'uninteresting': reasons why this noode is hidden | |
| type AXPropertyName extends string | |
| enum | |
| actions | |
| busy | |
| disabled | |
| editable | |
| focusable | |
| focused | |
| hidden | |
| hiddenRoot | |
| invalid | |
| keyshortcuts | |
| settable | |
| roledescription | |
| live | |
| atomic | |
| relevant | |
| root | |
| autocomplete | |
| hasPopup | |
| level | |
| multiselectable | |
| orientation | |
| multiline | |
| readonly | |
| required | |
| valuemin | |
| valuemax | |
| valuetext | |
| checked | |
| expanded | |
| modal | |
| pressed | |
| selected | |
| activedescendant | |
| controls | |
| describedby | |
| details | |
| errormessage | |
| flowto | |
| labelledby | |
| owns | |
| url | |
| # LINT.IfChange(AXIgnoredReason) | |
| activeFullscreenElement | |
| activeModalDialog | |
| activeAriaModalDialog | |
| ariaHiddenElement | |
| ariaHiddenSubtree | |
| emptyAlt | |
| emptyText | |
| inertElement | |
| inertSubtree | |
| labelContainer | |
| labelFor | |
| notRendered | |
| notVisible | |
| presentationalRole | |
| probablyPresentational | |
| inactiveCarouselTabContent | |
| uninteresting | |
| # LINT.ThenChange(//third_party/blink/renderer/modules/accessibility/ax_enums.cc:AXIgnoredReason) | |
| # A node in the accessibility tree. | |
| type AXNode extends object | |
| properties | |
| # Unique identifier for this node. | |
| AXNodeId nodeId | |
| # Whether this node is ignored for accessibility | |
| boolean ignored | |
| # Collection of reasons why this node is hidden. | |
| optional array of AXProperty ignoredReasons | |
| # This `Node`'s role, whether explicit or implicit. | |
| optional AXValue role | |
| # This `Node`'s Chrome raw role. | |
| optional AXValue chromeRole | |
| # The accessible name for this `Node`. | |
| optional AXValue name | |
| # The accessible description for this `Node`. | |
| optional AXValue description | |
| # The value for this `Node`. | |
| optional AXValue value | |
| # All other properties | |
| optional array of AXProperty properties | |
| # ID for this node's parent. | |
| optional AXNodeId parentId | |
| # IDs for each of this node's child nodes. | |
| optional array of AXNodeId childIds | |
| # The backend ID for the associated DOM node, if any. | |
| optional DOM.BackendNodeId backendDOMNodeId | |
| # The frame ID for the frame associated with this nodes document. | |
| optional Page.FrameId frameId | |
| # Disables the accessibility domain. | |
| command disable | |
| # Enables the accessibility domain which causes `AXNodeId`s to remain consistent between method calls. | |
| # This turns on accessibility for the page, which can impact performance until accessibility is disabled. | |
| command enable | |
| # Fetches the accessibility node and partial accessibility tree for this DOM node, if it exists. | |
| experimental command getPartialAXTree | |
| parameters | |
| # Identifier of the node to get the partial accessibility tree for. | |
| optional DOM.NodeId nodeId | |
| # Identifier of the backend node to get the partial accessibility tree for. | |
| optional DOM.BackendNodeId backendNodeId | |
| # JavaScript object id of the node wrapper to get the partial accessibility tree for. | |
| optional Runtime.RemoteObjectId objectId | |
| # Whether to fetch this node's ancestors, siblings and children. Defaults to true. | |
| optional boolean fetchRelatives | |
| returns | |
| # The `Accessibility.AXNode` for this DOM node, if it exists, plus its ancestors, siblings and | |
| # children, if requested. | |
| array of AXNode nodes | |
| # Fetches the entire accessibility tree for the root Document | |
| experimental command getFullAXTree | |
| parameters | |
| # The maximum depth at which descendants of the root node should be retrieved. | |
| # If omitted, the full tree is returned. | |
| optional integer depth | |
| # The frame for whose document the AX tree should be retrieved. | |
| # If omitted, the root frame is used. | |
| optional Page.FrameId frameId | |
| returns | |
| array of AXNode nodes | |
| # Fetches the root node. | |
| # Requires `enable()` to have been called previously. | |
| experimental command getRootAXNode | |
| parameters | |
| # The frame in whose document the node resides. | |
| # If omitted, the root frame is used. | |
| optional Page.FrameId frameId | |
| returns | |
| AXNode node | |
| # Fetches a node and all ancestors up to and including the root. | |
| # Requires `enable()` to have been called previously. | |
| experimental command getAXNodeAndAncestors | |
| parameters | |
| # Identifier of the node to get. | |
| optional DOM.NodeId nodeId | |
| # Identifier of the backend node to get. | |
| optional DOM.BackendNodeId backendNodeId | |
| # JavaScript object id of the node wrapper to get. | |
| optional Runtime.RemoteObjectId objectId | |
| returns | |
| array of AXNode nodes | |
| # Fetches a particular accessibility node by AXNodeId. | |
| # Requires `enable()` to have been called previously. | |
| experimental command getChildAXNodes | |
| parameters | |
| AXNodeId id | |
| # The frame in whose document the node resides. | |
| # If omitted, the root frame is used. | |
| optional Page.FrameId frameId | |
| returns | |
| array of AXNode nodes | |
| # Query a DOM node's accessibility subtree for accessible name and role. | |
| # This command computes the name and role for all nodes in the subtree, including those that are | |
| # ignored for accessibility, and returns those that match the specified name and role. If no DOM | |
| # node is specified, or the DOM node does not exist, the command returns an error. If neither | |
| # `accessibleName` or `role` is specified, it returns all the accessibility nodes in the subtree. | |
| experimental command queryAXTree | |
| parameters | |
| # Identifier of the node for the root to query. | |
| optional DOM.NodeId nodeId | |
| # Identifier of the backend node for the root to query. | |
| optional DOM.BackendNodeId backendNodeId | |
| # JavaScript object id of the node wrapper for the root to query. | |
| optional Runtime.RemoteObjectId objectId | |
| # Find nodes with this computed name. | |
| optional string accessibleName | |
| # Find nodes with this computed role. | |
| optional string role | |
| returns | |
| # A list of `Accessibility.AXNode` matching the specified attributes, | |
| # including nodes that are ignored for accessibility. | |
| array of AXNode nodes | |
| # The loadComplete event mirrors the load complete event sent by the browser to assistive | |
| # technology when the web page has finished loading. | |
| experimental event loadComplete | |
| parameters | |
| # New document root node. | |
| AXNode root | |
| # The nodesUpdated event is sent every time a previously requested node has changed the in tree. | |
| experimental event nodesUpdated | |
| parameters | |
| # Updated node data. | |
| array of AXNode nodes | |
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