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// Copyright (c) 2006-2008 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 CHROME_BROWSER_TASK_MANAGER_RESOURCE_PROVIDERS_H_
#define CHROME_BROWSER_TASK_MANAGER_RESOURCE_PROVIDERS_H_
#include "base/basictypes.h"
#include "chrome/browser/task_manager.h"
#include "chrome/common/child_process_info.h"
#include "chrome/common/notification_observer.h"
class WebContents;
// These file contains the resource providers used in the task manager.
class TaskManagerWebContentsResource : public TaskManager::Resource {
public:
explicit TaskManagerWebContentsResource(WebContents* web_contents);
~TaskManagerWebContentsResource();
// TaskManagerResource methods:
std::wstring GetTitle() const;
SkBitmap GetIcon() const;
HANDLE GetProcess() const;
TabContents* GetTabContents() const;
// WebContents always provide the network usage.
bool SupportNetworkUsage() const { return true; }
void SetSupportNetworkUsage() { };
private:
WebContents* web_contents_;
HANDLE process_;
int pid_;
DISALLOW_COPY_AND_ASSIGN(TaskManagerWebContentsResource);
};
class TaskManagerWebContentsResourceProvider
: public TaskManager::ResourceProvider,
public NotificationObserver {
public:
explicit TaskManagerWebContentsResourceProvider(TaskManager* task_manager);
virtual ~TaskManagerWebContentsResourceProvider();
virtual TaskManager::Resource* GetResource(int origin_pid,
int render_process_host_id,
int routing_id);
virtual void StartUpdating();
virtual void StopUpdating();
// NotificationObserver method:
virtual void Observe(NotificationType type,
const NotificationSource& source,
const NotificationDetails& details);
private:
void Add(WebContents* web_contents);
void Remove(WebContents* web_contents);
void AddToTaskManager(WebContents* web_contents);
// Whether we are currently reporting to the task manager. Used to ignore
// notifications sent after StopUpdating().
bool updating_;
TaskManager* task_manager_;
// Maps the actual resources (the WebContents) to the Task Manager
// resources.
std::map<WebContents*, TaskManagerWebContentsResource*> resources_;
DISALLOW_COPY_AND_ASSIGN(TaskManagerWebContentsResourceProvider);
};
class TaskManagerChildProcessResource : public TaskManager::Resource {
public:
explicit TaskManagerChildProcessResource(ChildProcessInfo child_proc);
~TaskManagerChildProcessResource();
// TaskManagerResource methods:
std::wstring GetTitle() const;
SkBitmap GetIcon() const;
HANDLE GetProcess() const;
bool SupportNetworkUsage() const {
return network_usage_support_;
}
void SetSupportNetworkUsage() {
network_usage_support_ = true;
}
// Returns the pid of the child process.
int process_id() const { return pid_; }
private:
ChildProcessInfo child_process_;
int pid_;
mutable std::wstring title_;
bool network_usage_support_;
// The icon painted for the child processs.
// TODO (jcampan): we should have plugin specific icons for well-known
// plugins.
static SkBitmap* default_icon_;
DISALLOW_COPY_AND_ASSIGN(TaskManagerChildProcessResource);
};
class TaskManagerChildProcessResourceProvider
: public TaskManager::ResourceProvider,
public NotificationObserver {
public:
explicit TaskManagerChildProcessResourceProvider(TaskManager* task_manager);
virtual ~TaskManagerChildProcessResourceProvider();
virtual TaskManager::Resource* GetResource(int origin_pid,
int render_process_host_id,
int routing_id);
virtual void StartUpdating();
virtual void StopUpdating();
// NotificationObserver method:
virtual void Observe(NotificationType type,
const NotificationSource& source,
const NotificationDetails& details);
// Retrieves the current ChildProcessInfo (performed in the IO thread).
virtual void RetrieveChildProcessInfo();
// Notifies the UI thread that the ChildProcessInfo have been retrieved.
virtual void ChildProcessInfoRetreived();
// Whether we are currently reporting to the task manager. Used to ignore
// notifications sent after StopUpdating().
bool updating_;
// The list of ChildProcessInfo retrieved when starting the update.
std::vector<ChildProcessInfo> existing_child_process_info_;
private:
void Add(ChildProcessInfo child_process_info);
void Remove(ChildProcessInfo child_process_info);
void AddToTaskManager(ChildProcessInfo child_process_info);
TaskManager* task_manager_;
MessageLoop* ui_loop_;
// Maps the actual resources (the ChildProcessInfo) to the Task Manager
// resources.
std::map<ChildProcessInfo, TaskManagerChildProcessResource*> resources_;
// Maps the pids to the resources (used for quick access to the resource on
// byte read notifications).
std::map<int, TaskManagerChildProcessResource*> pid_to_resources_;
DISALLOW_COPY_AND_ASSIGN(TaskManagerChildProcessResourceProvider);
};
class TaskManagerBrowserProcessResource : public TaskManager::Resource {
public:
TaskManagerBrowserProcessResource();
~TaskManagerBrowserProcessResource();
// TaskManagerResource methods:
std::wstring GetTitle() const;
SkBitmap GetIcon() const;
HANDLE GetProcess() const;
bool SupportNetworkUsage() const {
return network_usage_support_;
}
void SetSupportNetworkUsage() {
network_usage_support_ = true;
}
// Returns the pid of the browser process.
int process_id() const { return pid_; }
private:
HANDLE process_;
int pid_;
bool network_usage_support_;
mutable std::wstring title_;
static SkBitmap* default_icon_;
DISALLOW_COPY_AND_ASSIGN(TaskManagerBrowserProcessResource);
};
class TaskManagerBrowserProcessResourceProvider
: public TaskManager::ResourceProvider {
public:
explicit TaskManagerBrowserProcessResourceProvider(
TaskManager* task_manager);
virtual ~TaskManagerBrowserProcessResourceProvider();
virtual TaskManager::Resource* GetResource(int origin_pid,
int render_process_host_id,
int routing_id);
virtual void StartUpdating();
virtual void StopUpdating();
// Whether we are currently reporting to the task manager. Used to ignore
// notifications sent after StopUpdating().
bool updating_;
private:
void AddToTaskManager(ChildProcessInfo child_process_info);
TaskManager* task_manager_;
TaskManagerBrowserProcessResource resource_;
DISALLOW_COPY_AND_ASSIGN(TaskManagerBrowserProcessResourceProvider);
};
#endif // CHROME_BROWSER_TASK_MANAGER_RESOURCE_PROVIDERS_H_
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