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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef SERVICES_ACCESSIBILITY_ANDROID_AUTO_COMPLETE_HANDLER_H_
#define SERVICES_ACCESSIBILITY_ANDROID_AUTO_COMPLETE_HANDLER_H_
#include <memory>
#include <optional>
#include <utility>
#include <vector>
#include "services/accessibility/android/ax_tree_source_android.h"
namespace ui {
struct AXNodeData;
}
namespace ax::android {
namespace mojom {
class AccessibilityEventData;
}
class AutoCompleteHandler : public AXTreeSourceAndroid::Hook {
public:
using IdAndHandler = std::pair<int32_t, std::unique_ptr<AutoCompleteHandler>>;
static std::vector<IdAndHandler> CreateIfNecessary(
AXTreeSourceAndroid* tree_source,
const mojom::AccessibilityEventData& event_data);
explicit AutoCompleteHandler(const int32_t editable_node_id);
~AutoCompleteHandler() override;
// AXTreeSourceAndroid::Hook overrides:
bool PreDispatchEvent(
AXTreeSourceAndroid* tree_source,
const mojom::AccessibilityEventData& event_data) override;
void PostSerializeNode(ui::AXNodeData* out_data) const override;
bool ShouldDestroy(AXTreeSourceAndroid* tree_source) const override;
private:
const int32_t anchored_node_id_;
std::optional<int32_t> suggestion_window_id_;
std::optional<int32_t> selected_node_id_;
};
} // namespace ax::android
#endif // SERVICES_ACCESSIBILITY_ANDROID_AUTO_COMPLETE_HANDLER_H_
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