1 files changed, 70 insertions, 0 deletions
diff --git a/devtools/client/accessibility/actions/accessibles.js b/devtools/client/accessibility/actions/accessibles.js
new file mode 100644
index 0000000000..085157c445
--- /dev/null
+++ b/devtools/client/accessibility/actions/accessibles.js
@@ -0,0 +1,70 @@
+/* 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/. */
+"use strict";
+
+const {
+  FETCH_CHILDREN,
+  SELECT,
+  HIGHLIGHT,
+  UNHIGHLIGHT,
+} = require("resource://devtools/client/accessibility/constants.js");
+
+/**
+ * Fetch child accessibles for a given accessible object.
+ * @param {Object} accessible front
+ */
+exports.fetchChildren =
+  accessible =>
+  ({ dispatch }) =>
+    accessible
+      .children()
+      .then(response =>
+        dispatch({ accessible, type: FETCH_CHILDREN, response })
+      )
+      .catch(error => dispatch({ accessible, type: FETCH_CHILDREN, error }));
+
+exports.select =
+  accessible =>
+  ({ dispatch }) => {
+    const accessibleWalkerFront = accessible.getParent();
+    if (!accessibleWalkerFront) {
+      dispatch({
+        accessible,
+        type: SELECT,
+        error: new Error("AccessibleWalker front is not available."),
+      });
+
+      return Promise.reject();
+    }
+
+    return accessibleWalkerFront
+      .getAncestry(accessible)
+      .then(response => dispatch({ accessible, type: SELECT, response }))
+      .catch(error => dispatch({ accessible, type: SELECT, error }));
+  };
+
+exports.highlight =
+  accessible =>
+  ({ dispatch }) => {
+    const accessibleWalkerFront = accessible.getParent();
+    if (!accessibleWalkerFront) {
+      dispatch({
+        accessible,
+        type: SELECT,
+        error: new Error("AccessibleWalker front is not available."),
+      });
+
+      return Promise.reject();
+    }
+
+    return accessibleWalkerFront
+      .getAncestry(accessible)
+      .then(response => dispatch({ accessible, type: HIGHLIGHT, response }))
+      .catch(error => dispatch({ accessible, type: HIGHLIGHT, error }));
+  };
+
+exports.unhighlight =
+  () =>
+  ({ dispatch }) =>
+    dispatch({ type: UNHIGHLIGHT });