chrome/browser/task_manager/panel_information.cc

   1 // Copyright 2014 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 #include "chrome/browser/task_manager/panel_information.h"
   6
   7 #include "base/i18n/rtl.h"
   8 #include "chrome/browser/extensions/extension_service.h"
   9 #include "chrome/browser/profiles/profile.h"
  10 #include "chrome/browser/task_manager/renderer_resource.h"
  11 #include "chrome/browser/task_manager/task_manager_util.h"
  12 #include "chrome/browser/ui/panels/panel.h"
  13 #include "chrome/browser/ui/panels/panel_manager.h"
  14 #include "content/public/browser/notification_service.h"
  15 #include "content/public/browser/render_frame_host.h"
  16 #include "content/public/browser/render_process_host.h"
  17 #include "content/public/browser/render_view_host.h"
  18 #include "content/public/browser/web_contents.h"
  19 #include "extensions/browser/extension_registry.h"
  20 #include "extensions/browser/view_type_utils.h"
  21 #include "extensions/common/extension.h"
  22 #include "ui/base/l10n/l10n_util.h"
  23 #include "ui/gfx/image/image_skia.h"
  24
  25 using content::RenderProcessHost;
  26 using content::RenderViewHost;
  27 using content::WebContents;
  28 using extensions::Extension;
  29
  30 namespace task_manager {
  31
  32 class PanelResource : public RendererResource {
  33  public:
  34   explicit PanelResource(Panel* panel);
  35   ~PanelResource() override;
  36
  37   // Resource methods:
  38   Type GetType() const override;
  39   base::string16 GetTitle() const override;
  40   gfx::ImageSkia GetIcon() const override;
  41   content::WebContents* GetWebContents() const override;
  42
  43  private:
  44   Panel* panel_;
  45   // Determines prefix for title reflecting whether extensions are apps
  46   // or in incognito mode.
  47   int message_prefix_id_;
  48
  49   DISALLOW_COPY_AND_ASSIGN(PanelResource);
  50 };
  51
  52 PanelResource::PanelResource(Panel* panel)
  53     : RendererResource(
  54         panel->GetWebContents()->GetRenderProcessHost()->GetHandle(),
  55         panel->GetWebContents()->GetRenderViewHost()),
  56       panel_(panel) {
  57   extensions::ExtensionRegistry* registry =
  58       extensions::ExtensionRegistry::Get(panel_->profile());
  59   message_prefix_id_ = util::GetMessagePrefixID(
  60       registry->enabled_extensions().GetByID(panel_->extension_id())->is_app(),
  61       true,  // is_extension
  62       panel_->profile()->IsOffTheRecord(),
  63       false,   // is_prerender
  64       false);  // is_background
  65 }
  66
  67 PanelResource::~PanelResource() {
  68 }
  69
  70 Resource::Type PanelResource::GetType() const {
  71   return EXTENSION;
  72 }
  73
  74 base::string16 PanelResource::GetTitle() const {
  75   base::string16 title = panel_->GetWindowTitle();
  76   // Since the title will be concatenated with an IDS_TASK_MANAGER_* prefix
  77   // we need to explicitly set the title to be LTR format if there is no
  78   // strong RTL charater in it. Otherwise, if the task manager prefix is an
  79   // RTL word, the concatenated result might be wrong. For example,
  80   // a page whose title is "Yahoo! Mail: The best web-based Email!", without
  81   // setting it explicitly as LTR format, the concatenated result will be
  82   // "!Yahoo! Mail: The best web-based Email :PPA", in which the capital
  83   // letters "PPA" stands for the Hebrew word for "app".
  84   base::i18n::AdjustStringForLocaleDirection(&title);
  85
  86   return l10n_util::GetStringFUTF16(message_prefix_id_, title);
  87 }
  88
  89 gfx::ImageSkia PanelResource::GetIcon() const {
  90   gfx::Image icon = panel_->GetCurrentPageIcon();
  91   return icon.IsEmpty() ? gfx::ImageSkia() : *icon.ToImageSkia();
  92 }
  93
  94 WebContents* PanelResource::GetWebContents() const {
  95   return panel_->GetWebContents();
  96 }
  97
  98 ////////////////////////////////////////////////////////////////////////////////
  99 // PanelInformation class
 100 ////////////////////////////////////////////////////////////////////////////////
 101
 102 PanelInformation::PanelInformation() {}
 103
 104 PanelInformation::~PanelInformation() {}
 105
 106 bool PanelInformation::CheckOwnership(WebContents* web_contents) {
 107   std::vector<Panel*> panels = PanelManager::GetInstance()->panels();
 108   for (size_t i = 0; i < panels.size(); ++i) {
 109     if (panels[i]->GetWebContents() == web_contents) {
 110       return true;
 111     }
 112   }
 113   return false;
 114 }
 115
 116 void PanelInformation::GetAll(const NewWebContentsCallback& callback) {
 117   // Add all the Panels.
 118   std::vector<Panel*> panels = PanelManager::GetInstance()->panels();
 119   for (size_t i = 0; i < panels.size(); ++i)
 120     callback.Run(panels[i]->GetWebContents());
 121 }
 122
 123 scoped_ptr<RendererResource> PanelInformation::MakeResource(
 124     WebContents* web_contents) {
 125   std::vector<Panel*> panels = PanelManager::GetInstance()->panels();
 126   for (size_t i = 0; i < panels.size(); ++i) {
 127     if (panels[i]->GetWebContents() == web_contents) {
 128       return scoped_ptr<RendererResource>(new PanelResource(panels[i]));
 129     }
 130   }
 131   NOTREACHED();
 132   return scoped_ptr<RendererResource>();
 133 }
 134
 135 }  // namespace task_manager