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// Copyright 2019 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.
#ifndef CONTENT_PUBLIC_BROWSER_HID_DELEGATE_H_
#define CONTENT_PUBLIC_BROWSER_HID_DELEGATE_H_
#include <memory>
#include <vector>
#include "content/common/content_export.h"
#include "content/public/browser/hid_chooser.h"
#include "services/device/public/mojom/hid.mojom-forward.h"
#include "third_party/blink/public/mojom/hid/hid.mojom-forward.h"
namespace url {
class Origin;
} // namespace url
namespace content {
class RenderFrameHost;
class WebContents;
class CONTENT_EXPORT HidDelegate {
public:
virtual ~HidDelegate() = default;
// Shows a chooser for the user to select a HID device. |callback| will be
// run when the prompt is closed. Deleting the returned object will cancel the
// prompt.
virtual std::unique_ptr<HidChooser> RunChooser(
RenderFrameHost* frame,
std::vector<blink::mojom::HidDeviceFilterPtr> filters,
HidChooser::Callback callback) = 0;
// Returns whether the main frame owned by |web_contents| has permission to
// request access to a device. |requesting_origin| is the origin of the
// frame that would make the request.
virtual bool CanRequestDevicePermission(
WebContents* web_contents,
const url::Origin& requesting_origin) = 0;
// Returns whether the main frame owned by |web_contents| has permission to
// access |device|. |requesting_origin| is the origin of the frame making
// the request.
virtual bool HasDevicePermission(
WebContents* web_contents,
const url::Origin& requesting_origin,
const device::mojom::HidDeviceInfo& device) = 0;
// Returns an open connection to the HidManager interface owned by the
// embedder and being used to serve requests from |web_contents|.
//
// Content and the embedder must use the same connection so that the embedder
// can process connect/disconnect events for permissions management purposes
// before they are delivered to content. Otherwise race conditions are
// possible.
virtual device::mojom::HidManager* GetHidManager(
WebContents* web_contents) = 0;
};
} // namespace content
#endif // CONTENT_PUBLIC_BROWSER_HID_DELEGATE_H_
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