Create task_manager namespace and wrap classes related to TaskManager with it.

chrome/browser/task_manager/panel_resource_provider.cc

 // Copyright 2013 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.
 
-#include "chrome/browser/task_manager/task_manager_panel_resource_provider.h"
-
-#include <string>
+#include "chrome/browser/task_manager/panel_resource_provider.h"
 
 #include "base/i18n/rtl.h"
-#include "base/string16.h"
-#include "chrome/browser/browser_process.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/profiles/profile.h"
-#include "chrome/browser/profiles/profile_info_cache.h"
-#include "chrome/browser/profiles/profile_manager.h"
+#include "chrome/browser/task_manager/renderer_resource.h"
+#include "chrome/browser/task_manager/resource_util.h"
 #include "chrome/browser/ui/panels/panel.h"
 #include "chrome/browser/ui/panels/panel_manager.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/extensions/extension.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/render_view_host.h"
 #include "content/public/browser/web_contents.h"
 #include "extensions/browser/view_type_utils.h"
-#include "grit/generated_resources.h"
-#include "grit/theme_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 
 using content::RenderProcessHost;
 using content::RenderViewHost;
 using content::WebContents;
 using extensions::Extension;
 
-namespace {
+namespace task_manager {
 
-// Returns the appropriate message prefix ID for tabs and extensions,
-// reflecting whether they are apps or in incognito mode.
-int GetMessagePrefixID(bool is_app,
-                       bool is_extension,
-                       bool is_incognito,
-                       bool is_prerender,
-                       bool is_instant_overlay,
-                       bool is_background) {
-  if (is_app) {
-    if (is_background) {
-      return IDS_TASK_MANAGER_BACKGROUND_PREFIX;
-    } else if (is_incognito) {
-      return IDS_TASK_MANAGER_APP_INCOGNITO_PREFIX;
-    } else {
-      return IDS_TASK_MANAGER_APP_PREFIX;
-    }
-  } else if (is_extension) {
-    if (is_incognito)
-      return IDS_TASK_MANAGER_EXTENSION_INCOGNITO_PREFIX;
-    else
-      return IDS_TASK_MANAGER_EXTENSION_PREFIX;
-  } else if (is_prerender) {
-    return IDS_TASK_MANAGER_PRERENDER_PREFIX;
-  } else if (is_instant_overlay) {
-    return IDS_TASK_MANAGER_INSTANT_OVERLAY_PREFIX;
-  } else {
-    return IDS_TASK_MANAGER_TAB_PREFIX;
-  }
-}
+class PanelResource : public RendererResource {
+ public:
+  explicit PanelResource(Panel* panel);
+  virtual ~PanelResource();
 
-string16 GetProfileNameFromInfoCache(Profile* profile) {
-  ProfileInfoCache& cache =
-      g_browser_process->profile_manager()->GetProfileInfoCache();
-  size_t index = cache.GetIndexOfProfileWithPath(
-      profile->GetOriginalProfile()->GetPath());
-  if (index == std::string::npos)
-    return string16();
-  else
-    return cache.GetNameOfProfileAtIndex(index);
-}
+  // TaskManager::Resource methods:
+  virtual Type GetType() const OVERRIDE;
+  virtual string16 GetTitle() const OVERRIDE;
+  virtual string16 GetProfileName() const OVERRIDE;
+  virtual gfx::ImageSkia GetIcon() const OVERRIDE;
+  virtual content::WebContents* GetWebContents() const OVERRIDE;
+  virtual const extensions::Extension* GetExtension() const OVERRIDE;
 
-}  // namespace
+ private:
+  Panel* panel_;
+  // Determines prefix for title reflecting whether extensions are apps
+  // or in incognito mode.
+  int message_prefix_id_;
 
-////////////////////////////////////////////////////////////////////////////////
-// TaskManagerPanelResource class
-////////////////////////////////////////////////////////////////////////////////
+  DISALLOW_COPY_AND_ASSIGN(PanelResource);
+};
 
-TaskManagerPanelResource::TaskManagerPanelResource(Panel* panel)
-    : TaskManagerRendererResource(
+PanelResource::PanelResource(Panel* panel)
+    : RendererResource(
         panel->GetWebContents()->GetRenderProcessHost()->GetHandle(),
         panel->GetWebContents()->GetRenderViewHost()),
       panel_(panel) {
-  message_prefix_id_ = GetMessagePrefixID(
-      GetExtension()->is_app(), true, panel->profile()->IsOffTheRecord(),
-      false, false, false);
+  message_prefix_id_ = ResourceUtil::GetMessagePrefixID(
+      GetExtension()->is_app(),
+      true,  // is_extension
+      panel->profile()->IsOffTheRecord(),
+      false,  // is_prerender
+      false,  // is_instant_overlay
+      false);  // is_background
 }
 
-TaskManagerPanelResource::~TaskManagerPanelResource() {
+PanelResource::~PanelResource() {
 }
 
-TaskManager::Resource::Type TaskManagerPanelResource::GetType() const {
+TaskManager::Resource::Type PanelResource::GetType() const {
   return EXTENSION;
 }
 
-string16 TaskManagerPanelResource::GetTitle() const {
+string16 PanelResource::GetTitle() const {
   string16 title = panel_->GetWindowTitle();
   // Since the title will be concatenated with an IDS_TASK_MANAGER_* prefix
   // we need to explicitly set the title to be LTR format if there is no
   // strong RTL charater in it. Otherwise, if the task manager prefix is an
   // RTL word, the concatenated result might be wrong. For example,
   // a page whose title is "Yahoo! Mail: The best web-based Email!", without
   // setting it explicitly as LTR format, the concatenated result will be
   // "!Yahoo! Mail: The best web-based Email :PPA", in which the capital
   // letters "PPA" stands for the Hebrew word for "app".
   base::i18n::AdjustStringForLocaleDirection(&title);
 
   return l10n_util::GetStringFUTF16(message_prefix_id_, title);
 }
 
-string16 TaskManagerPanelResource::GetProfileName() const {
-  return GetProfileNameFromInfoCache(panel_->profile());
+string16 PanelResource::GetProfileName() const {
+  return ResourceUtil::GetProfileNameFromInfoCache(panel_->profile());
 }
 
-gfx::ImageSkia TaskManagerPanelResource::GetIcon() const {
+gfx::ImageSkia PanelResource::GetIcon() const {
   gfx::Image icon = panel_->GetCurrentPageIcon();
   return icon.IsEmpty() ? gfx::ImageSkia() : *icon.ToImageSkia();
 }
 
-WebContents* TaskManagerPanelResource::GetWebContents() const {
+WebContents* PanelResource::GetWebContents() const {
   return panel_->GetWebContents();
 }
 
-const Extension* TaskManagerPanelResource::GetExtension() const {
+const Extension* PanelResource::GetExtension() const {
   ExtensionService* extension_service =
       panel_->profile()->GetExtensionService();
   return extension_service->extensions()->GetByID(panel_->extension_id());
 }
 
 ////////////////////////////////////////////////////////////////////////////////
-// TaskManagerPanelResourceProvider class
+// PanelResourceProvider class
 ////////////////////////////////////////////////////////////////////////////////
 
-TaskManagerPanelResourceProvider::TaskManagerPanelResourceProvider(
-    TaskManager* task_manager)
+PanelResourceProvider::PanelResourceProvider(TaskManager* task_manager)
     : updating_(false),
       task_manager_(task_manager) {
 }
 
-TaskManagerPanelResourceProvider::~TaskManagerPanelResourceProvider() {
+PanelResourceProvider::~PanelResourceProvider() {
 }
 
-TaskManager::Resource* TaskManagerPanelResourceProvider::GetResource(
+TaskManager::Resource* PanelResourceProvider::GetResource(
     int origin_pid,
     int render_process_host_id,
     int routing_id) {
   // If an origin PID was specified, the request is from a plugin, not the
   // render view host process
   if (origin_pid)
     return NULL;
 
   for (PanelResourceMap::iterator i = resources_.begin();
        i != resources_.end(); ++i) {
     WebContents* contents = i->first->GetWebContents();
     if (contents &&
         contents->GetRenderProcessHost()->GetID() == render_process_host_id &&
         contents->GetRenderViewHost()->GetRoutingID() == routing_id) {
       return i->second;
     }
   }
 
   // Can happen if the panel went away while a network request was being
   // performed.
   return NULL;
 }
 
-void TaskManagerPanelResourceProvider::StartUpdating() {
+void PanelResourceProvider::StartUpdating() {
   DCHECK(!updating_);
   updating_ = true;
 
   // Add all the Panels.
   std::vector<Panel*> panels = PanelManager::GetInstance()->panels();
   for (size_t i = 0; i < panels.size(); ++i)
     Add(panels[i]);
 
   // Then we register for notifications to get new and remove closed panels.
   registrar_.Add(this, content::NOTIFICATION_WEB_CONTENTS_CONNECTED,
                  content::NotificationService::AllSources());
   registrar_.Add(this, content::NOTIFICATION_WEB_CONTENTS_DISCONNECTED,
                  content::NotificationService::AllSources());
 }
 
-void TaskManagerPanelResourceProvider::StopUpdating() {
+void PanelResourceProvider::StopUpdating() {
   DCHECK(updating_);
   updating_ = false;
 
   // Unregister for notifications about new/removed panels.
   registrar_.Remove(this, content::NOTIFICATION_WEB_CONTENTS_CONNECTED,
                     content::NotificationService::AllSources());
   registrar_.Remove(this, content::NOTIFICATION_WEB_CONTENTS_DISCONNECTED,
                     content::NotificationService::AllSources());
 
   // Delete all the resources.
   STLDeleteContainerPairSecondPointers(resources_.begin(), resources_.end());
   resources_.clear();
 }
 
-void TaskManagerPanelResourceProvider::Add(Panel* panel) {
+void PanelResourceProvider::Add(Panel* panel) {
   if (!updating_)
     return;
 
   PanelResourceMap::const_iterator iter = resources_.find(panel);
   if (iter != resources_.end())
     return;
 
-  TaskManagerPanelResource* resource = new TaskManagerPanelResource(panel);
+  PanelResource* resource = new PanelResource(panel);
   resources_[panel] = resource;
   task_manager_->AddResource(resource);
 }
 
-void TaskManagerPanelResourceProvider::Remove(Panel* panel) {
+void PanelResourceProvider::Remove(Panel* panel) {
   if (!updating_)
     return;
 
   PanelResourceMap::iterator iter = resources_.find(panel);
   if (iter == resources_.end())
     return;
 
-  TaskManagerPanelResource* resource = iter->second;
+  PanelResource* resource = iter->second;
   task_manager_->RemoveResource(resource);
   resources_.erase(iter);
   delete resource;
 }
 
-void TaskManagerPanelResourceProvider::Observe(int type,
+void PanelResourceProvider::Observe(int type,
     const content::NotificationSource& source,
     const content::NotificationDetails& details) {
   WebContents* web_contents = content::Source<WebContents>(source).ptr();
   if (extensions::GetViewType(web_contents) != extensions::VIEW_TYPE_PANEL)
     return;
 
   switch (type) {
     case content::NOTIFICATION_WEB_CONTENTS_CONNECTED:
     {
       std::vector<Panel*>panels = PanelManager::GetInstance()->panels();
@@ skipping 16 matching lines @@
           break;
         }
       }
       break;
     }
     default:
       NOTREACHED() << "Unexpected notificiation.";
       break;
   }
 }
+
+}  // namespace task_manager