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41 lines
1.5 KiB
Plaintext
41 lines
1.5 KiB
Plaintext
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// Copyright 2018 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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module ax.mojom;
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import "ui/accessibility/ax_enums.mojom";
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import "ui/accessibility/mojom/ax_action_data.mojom";
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import "ui/accessibility/mojom/ax_event.mojom";
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import "ui/accessibility/mojom/ax_tree_update.mojom";
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const string kAXHostServiceName = "ax_host_service";
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// Accessibility host service for remote processes that use views UI. Not used
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// for web content, PDF, or ARC++.
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// * Receives accessibility node trees and events (e.g. focus changes) from the
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// remote process. Forwards the events to accessibility extensions in the
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// browser.
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// * Sends requests for actions (e.g. click a button) to the remote process.
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interface AXHost {
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// Registers a host in a remote process.
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// TODO(jamescook): Support multiple remote processes.
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SetRemoteHost(AXRemoteHost remote);
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// Handles an accessibility |event| (e.g. focus change) for |tree_id| in the
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// remote process. Includes |updates| to child nodes.
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HandleAccessibilityEvent(
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int32 tree_id, array<AXTreeUpdate> updates, AXEvent event);
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};
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// Remote hosts run outside the browser process, for example in a mojo app like
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// shortcut_viewer.
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interface AXRemoteHost {
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// Remotes must send the initial accessibility tree when automation is
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// enabled.
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OnAutomationEnabled(bool enabled);
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// Performs an accessibility action inside the remote app.
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PerformAction(AXActionData data);
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};
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