Select-to-speak extension code

third_party/closure_compiler/externs/accessibility_private.js

+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// This file was generated by:
+//   tools/json_schema_compiler/compiler.py.
+// NOTE: The format of types has changed. 'FooType' is now
+//   'chrome.accessibilityPrivate.FooType'.
+// Please run the closure compiler before committing changes.
+// See https://chromium.googlesource.com/chromium/src/+/master/docs/closure_compilation.md
+
+/** @fileoverview Externs generated from namespace: accessibilityPrivate */
+
+/**
+ * @const
+ */
+chrome.accessibilityPrivate = {};
+
+/**
+ * Information about an alert
+ * @typedef {{
+ *   message: string
+ * }}
+ * @see https://developer.chrome.com/extensions/accessibilityPrivate#type-AlertInfo
+ */
+chrome.accessibilityPrivate.AlertInfo;
+
+/**
+ * Bounding rectangle in global screen coordinates.
+ * @typedef {{
+ *   left: number,
+ *   top: number,
+ *   width: number,
+ *   height: number
+ * }}
+ * @see https://developer.chrome.com/extensions/accessibilityPrivate#type-ScreenRect
+ */
+chrome.accessibilityPrivate.ScreenRect;
+
+/**
+ * @enum {string}
+ * @see https://developer.chrome.com/extensions/accessibilityPrivate#type-Gesture
+ */
+chrome.accessibilityPrivate.Gesture = {
+  CLICK: 'click',
+  SWIPE_LEFT1: 'swipeLeft1',
+  SWIPE_UP1: 'swipeUp1',
+  SWIPE_RIGHT1: 'swipeRight1',
+  SWIPE_DOWN1: 'swipeDown1',
+  SWIPE_LEFT2: 'swipeLeft2',
+  SWIPE_UP2: 'swipeUp2',
+  SWIPE_RIGHT2: 'swipeRight2',
+  SWIPE_DOWN2: 'swipeDown2',
+  SWIPE_LEFT3: 'swipeLeft3',
+  SWIPE_UP3: 'swipeUp3',
+  SWIPE_RIGHT3: 'swipeRight3',
+  SWIPE_DOWN3: 'swipeDown3',
+  SWIPE_LEFT4: 'swipeLeft4',
+  SWIPE_UP4: 'swipeUp4',
+  SWIPE_RIGHT4: 'swipeRight4',
+  SWIPE_DOWN4: 'swipeDown4',
+};
+
+/**
+ * Enables or disables native accessibility support. Once disabled, it is up to
+ * the calling extension to provide accessibility for web contents.
+ * @param {boolean} enabled True if native accessibility support should be
+ *     enabled.
+ * @see https://developer.chrome.com/extensions/accessibilityPrivate#method-setNativeAccessibilityEnabled
+ */
+chrome.accessibilityPrivate.setNativeAccessibilityEnabled = function(enabled) {};
+
+/**
+ * Set the bounds of the accessibility focus ring.
+ * @param {!Array<!chrome.accessibilityPrivate.ScreenRect>} rects Array of
+ *     rectangles to draw the accessibility focus ring around.
+ * @see https://developer.chrome.com/extensions/accessibilityPrivate#method-setFocusRing
+ */
+chrome.accessibilityPrivate.setFocusRing = function(rects) {};
+
+/**
+ * Sets the calling extension as a listener of all keyboard events optionally
+ * allowing the calling extension to capture/swallow the key event via DOM apis.
+ * Returns false via callback when unable to set the listener.
+ * @param {boolean} enabled True if the caller wants to listen to key events;
+ *     false to stop listening to events. Note that there is only ever one
+ *     extension listening to key events.
+ * @param {boolean} capture True if key events should be swallowed natively and
+ *     not propagated if preventDefault() gets called by the extension's
+ *     background page.
+ * @see https://developer.chrome.com/extensions/accessibilityPrivate#method-setKeyboardListener
+ */
+chrome.accessibilityPrivate.setKeyboardListener = function(enabled, capture) {};
+
+/**
+ * Fired whenever ChromeVox should output introduction.
+ * @type {!ChromeEvent}
+ * @see https://developer.chrome.com/extensions/accessibilityPrivate#event-onIntroduceChromeVox
+ */
+chrome.accessibilityPrivate.onIntroduceChromeVox;
+
+/**
+ * Fired when an accessibility gesture is detected by the touch exploration
+ * controller.
+ * @type {!ChromeEvent}
+ * @see https://developer.chrome.com/extensions/accessibilityPrivate#event-onAccessibilityGesture
+ */
+chrome.accessibilityPrivate.onAccessibilityGesture;