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// Copyright 2014 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_WEB_TEST_RENDERER_ACCESSIBILITY_CONTROLLER_H_
#define CONTENT_WEB_TEST_RENDERER_ACCESSIBILITY_CONTROLLER_H_
#include <vector>
#include <memory>
#include <string>
#include "base/memory/raw_ptr.h"
#include "base/memory/weak_ptr.h"
#include "content/web_test/renderer/web_ax_object_proxy.h"
#include "third_party/blink/public/web/web_ax_object.h"
#include "ui/accessibility/ax_event_intent.h"
#include "v8/include/v8.h"
namespace blink {
class WebAXContext;
class WebLocalFrame;
class WebString;
class WebView;
} // namespace blink
namespace content {
class WebFrameTestProxy;
class AccessibilityController {
public:
explicit AccessibilityController(WebFrameTestProxy* web_frame_test_proxy);
AccessibilityController(const AccessibilityController&) = delete;
AccessibilityController& operator=(const AccessibilityController&) = delete;
~AccessibilityController();
void Reset();
void Install(blink::WebLocalFrame* frame);
bool ShouldLogAccessibilityEvents();
void NotificationReceived(
blink::WebLocalFrame* frame,
const blink::WebAXObject& target,
const std::string& notification_name,
const std::vector<ui::AXEventIntent>& event_intents);
void PostNotification(const blink::WebAXObject& target,
const std::string& notification_name,
const std::vector<ui::AXEventIntent>& event_intents);
private:
friend class AccessibilityControllerBindings;
// Bound methods and properties
void LogAccessibilityEvents();
void SetNotificationListener(v8::Local<v8::Function> callback);
void UnsetNotificationListener();
v8::Local<v8::Object> FocusedElement();
v8::Local<v8::Object> RootElement();
v8::Local<v8::Object> AccessibleElementById(const std::string& id);
bool CanCallAOMEventListeners() const;
bool IsInstalled() { return elements_ != nullptr && ax_context_ != nullptr; }
v8::Local<v8::Object> FindAccessibleElementByIdRecursive(
const blink::WebAXObject&,
const blink::WebString& id);
blink::WebAXObject GetAccessibilityObjectForMainFrame() const;
// If true, will log all accessibility notifications.
bool log_accessibility_events_;
std::unique_ptr<WebAXObjectProxyList> elements_;
v8::Persistent<v8::Function> notification_callback_;
blink::WebView* web_view() const;
raw_ptr<WebFrameTestProxy, ExperimentalRenderer> web_frame_test_proxy_;
std::unique_ptr<blink::WebAXContext> ax_context_;
base::WeakPtrFactory<AccessibilityController> weak_factory_{this};
};
} // namespace content
#endif // CONTENT_WEB_TEST_RENDERER_ACCESSIBILITY_CONTROLLER_H_
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