chrome/browser/task_manager/task_manager_guest_resource_provider.h - Issue 15196003: Create task_manager namespace and wrap classes related to TaskManager with it.

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Side by Side Diff: chrome/browser/task_manager/task_manager_guest_resource_provider.h

Issue 15196003: Create task_manager namespace and wrap classes related to TaskManager with it. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src

Patch Set: Rebase Created 7 years, 7 months ago

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1 // Copyright 2013 The Chromium Authors. All rights reserved.

2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.

4

5 #ifndef CHROME_BROWSER_TASK_MANAGER_TASK_MANAGER_GUEST_RESOURCE_PROVIDER_H_

6 #define CHROME_BROWSER_TASK_MANAGER_TASK_MANAGER_GUEST_RESOURCE_PROVIDER_H_

7

8 #include <map>

9

10 #include "base/basictypes.h"

11 #include "chrome/browser/task_manager/task_manager.h"

12 #include "content/public/browser/notification_observer.h"

13 #include "content/public/browser/notification_registrar.h"

14

15 class TaskManagerGuestResource;

16

17 namespace content {

18 class RenderViewHost;

19 }

20

21 class TaskManagerGuestResourceProvider

22 : public TaskManager::ResourceProvider,

23 public content::NotificationObserver {

24 public:

25 explicit TaskManagerGuestResourceProvider(TaskManager* task_manager);

26

27 // TaskManager::ResourceProvider methods:

28 virtual TaskManager::Resource* GetResource(int origin_pid,

29 int render_process_host_id,

30 int routing_id) OVERRIDE;

31 virtual void StartUpdating() OVERRIDE;

32 virtual void StopUpdating() OVERRIDE;

33

34 // content::NotificationObserver method:

35 virtual void Observe(int type,

36 const content::NotificationSource& source,

37 const content::NotificationDetails& details) OVERRIDE;

38

39 private:

40 virtual ~TaskManagerGuestResourceProvider();

41

42 void Add(content::RenderViewHost* render_view_host);

43 void Remove(content::RenderViewHost* render_view_host);

44

45 // Whether we are currently reporting to the task manager. Used to ignore

46 // notifications sent after StopUpdating().

47 bool updating_;

48

49 TaskManager* task_manager_;

50

51 typedef std::map<content::RenderViewHost*,

52 TaskManagerGuestResource*> GuestResourceMap;

53 GuestResourceMap resources_;

54

55 // A scoped container for notification registries.

56 content::NotificationRegistrar registrar_;

57

58 DISALLOW_COPY_AND_ASSIGN(TaskManagerGuestResourceProvider);

59 };

60

61 #endif // CHROME_BROWSER_TASK_MANAGER_TASK_MANAGER_GUEST_RESOURCE_PROVIDER_H_

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