chrome/browser/task_management/providers/web_contents/extension_task.cc

   1 // Copyright 2015 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_management/providers/web_contents/extension_task.h"
   6
   7 #include "base/strings/utf_string_conversions.h"
   8 #include "content/public/browser/browser_context.h"
   9 #include "content/public/browser/web_contents.h"
  10 #include "extensions/browser/view_type_utils.h"
  11 #include "extensions/common/extension.h"
  12 #include "extensions/common/view_type.h"
  13 #include "grit/theme_resources.h"
  14 #include "ui/base/resource/resource_bundle.h"
  15
  16 namespace task_management {
  17
  18 namespace {
  19
  20 gfx::ImageSkia* g_default_icon = nullptr;
  21
  22 gfx::ImageSkia* GetDefaultIcon() {
  23   if (!ResourceBundle::HasSharedInstance())
  24     return nullptr;
  25
  26   if (!g_default_icon) {
  27     g_default_icon = ResourceBundle::GetSharedInstance().GetImageSkiaNamed(
  28         IDR_EXTENSIONS_FAVICON);
  29   }
  30
  31   return g_default_icon;
  32 }
  33
  34 }  // namespace
  35
  36 ExtensionTask::ExtensionTask(content::WebContents* web_contents,
  37                              const extensions::Extension* extension,
  38                              extensions::ViewType view_type)
  39     : RendererTask(GetExtensionTitle(web_contents, extension, view_type),
  40                    GetDefaultIcon(),
  41                    web_contents,
  42                    web_contents->GetRenderProcessHost()) {
  43 }
  44
  45 ExtensionTask::~ExtensionTask() {
  46 }
  47
  48 void ExtensionTask::OnTitleChanged(content::NavigationEntry* entry) {
  49   // The title of the extension should not change as a result of title change
  50   // in its WebContents, so we ignore this.
  51 }
  52
  53 void ExtensionTask::OnFaviconChanged() {
  54   // For now we never change the favicon of the extension, we always use the
  55   // default one.
  56   // TODO(afakhry): In the future use the extensions' favicons.
  57 }
  58
  59 Task::Type ExtensionTask::GetType() const {
  60   return Task::EXTENSION;
  61 }
  62
  63 base::string16 ExtensionTask::GetExtensionTitle(
  64     content::WebContents* web_contents,
  65     const extensions::Extension* extension,
  66     extensions::ViewType view_type) const {
  67   DCHECK(web_contents);
  68
  69   base::string16 title = extension ?
  70       base::UTF8ToUTF16(extension->name()) :
  71       RendererTask::GetTitleFromWebContents(web_contents);
  72
  73   bool is_background =
  74       view_type == extensions::VIEW_TYPE_EXTENSION_BACKGROUND_PAGE;
  75
  76   return RendererTask::PrefixRendererTitle(
  77       title,
  78       extension->is_app(),
  79       true,  // is_extension
  80       web_contents->GetBrowserContext()->IsOffTheRecord(),
  81       is_background);
  82 }
  83
  84 }  // namespace task_management