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// Copyright (c) 2012 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_GPU_DATA_MANAGER_OBSERVER_H_
#define CONTENT_PUBLIC_BROWSER_GPU_DATA_MANAGER_OBSERVER_H_
#include "base/process/kill.h"
#include "content/common/content_export.h"
#include "content/public/common/gpu_memory_stats.h"
#include "content/public/common/three_d_api_types.h"
class GURL;
namespace content {
// Observers can register themselves via GpuDataManager::AddObserver, and
// can un-register with GpuDataManager::RemoveObserver.
class CONTENT_EXPORT GpuDataManagerObserver {
public:
// Called for any observers whenever there is a GPU info update.
virtual void OnGpuInfoUpdate() {}
// Called for any observers whenever there is a GPU video memory update.
virtual void OnVideoMemoryUsageStatsUpdate(
const GPUVideoMemoryUsageStats& video_memory_usage_stats) {}
// Indicates that client 3D APIs (Pepper 3D, WebGL) were just blocked on the
// given page, specifically because the GPU was reset recently.
virtual void DidBlock3DAPIs(const GURL& url,
int render_process_id,
int render_view_id,
ThreeDAPIType requester) {}
// Called for any observer when the GPU process crashed.
virtual void OnGpuProcessCrashed(base::TerminationStatus exit_code) {}
// Called for any observer when the system switches to a different GPU.
virtual void OnGpuSwitching() {}
protected:
virtual ~GpuDataManagerObserver() {}
};
}; // namespace content
#endif // CONTENT_PUBLIC_BROWSER_GPU_DATA_MANAGER_OBSERVER_H_
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