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Side by Side Diff: chrome/browser/task_manager/task_manager_panel_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_PANEL_RESOURCE_PROVIDER_H_
6 #define CHROME_BROWSER_TASK_MANAGER_TASK_MANAGER_PANEL_RESOURCE_PROVIDER_H_
7
8 #include <map>
9
10 #include "base/basictypes.h"
11 #include "base/string16.h"
12 #include "chrome/browser/task_manager/task_manager.h"
13 #include "content/public/browser/notification_observer.h"
14 #include "content/public/browser/notification_registrar.h"
15 #include "ui/gfx/image/image_skia.h"
16
17 class Panel;
18 class TaskManager;
19 class TaskManagerPanelResource;
20
21 class TaskManagerPanelResourceProvider
22 : public TaskManager::ResourceProvider,
23 public content::NotificationObserver {
24 public:
25 explicit TaskManagerPanelResourceProvider(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 ~TaskManagerPanelResourceProvider();
41
42 void Add(Panel* panel);
43 void Remove(Panel* panel);
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 // Maps the actual resources (the Panels) to the Task Manager resources.
52 typedef std::map<Panel*, TaskManagerPanelResource*> PanelResourceMap;
53 PanelResourceMap resources_;
54
55 // A scoped container for notification registries.
56 content::NotificationRegistrar registrar_;
57
58 DISALLOW_COPY_AND_ASSIGN(TaskManagerPanelResourceProvider);
59 };
60
61 #endif // CHROME_BROWSER_TASK_MANAGER_TASK_MANAGER_PANEL_RESOURCE_PROVIDER_H_
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