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content / public / browser / render_process_host_priority_client.h [blame]
// Copyright 2022 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_PUBLIC_BROWSER_RENDER_PROCESS_HOST_PRIORITY_CLIENT_H_
#define CONTENT_PUBLIC_BROWSER_RENDER_PROCESS_HOST_PRIORITY_CLIENT_H_
namespace content {
#if BUILDFLAG(IS_ANDROID)
enum class ChildProcessImportance;
#endif
// Interface for a client that contributes Priority to a RenderProcessHost.
// Clients can call RenderProcessHost::UpdateClientPriority() when their
// Priority changes.
class RenderProcessHostPriorityClient {
public:
// Priority (or on Android, the importance) that a client contributes to a
// RenderProcessHost. E.g. a RenderProcessHost with a visible client has
// higher priority / importance than a RenderProcessHost with hidden clients
// only.
struct Priority {
bool is_hidden;
unsigned int frame_depth;
bool intersects_viewport;
#if BUILDFLAG(IS_ANDROID)
ChildProcessImportance importance;
#endif
};
virtual Priority GetPriority() = 0;
protected:
virtual ~RenderProcessHostPriorityClient() = default;
};
} // namespace content
#endif // CONTENT_PUBLIC_BROWSER_RENDER_PROCESS_HOST_PRIORITY_CLIENT_H_