chrome/browser/task_manager/printing_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/printing_information.h"
   6
   7 #include "base/strings/string16.h"
   8 #include "base/strings/utf_string_conversions.h"
   9 #include "chrome/browser/browser_process.h"
  10 #include "chrome/browser/favicon/favicon_tab_helper.h"
  11 #include "chrome/browser/printing/background_printing_manager.h"
  12 #include "chrome/browser/printing/print_preview_dialog_controller.h"
  13 #include "chrome/browser/profiles/profile.h"
  14 #include "chrome/browser/profiles/profile_manager.h"
  15 #include "chrome/browser/task_manager/renderer_resource.h"
  16 #include "chrome/browser/task_manager/task_manager.h"
  17 #include "chrome/browser/task_manager/task_manager_util.h"
  18 #include "content/public/browser/render_frame_host.h"
  19 #include "content/public/browser/render_process_host.h"
  20 #include "content/public/browser/render_view_host.h"
  21 #include "content/public/browser/web_contents.h"
  22 #include "grit/generated_resources.h"
  23 #include "ui/base/l10n/l10n_util.h"
  24 #include "ui/base/resource/resource_bundle.h"
  25 #include "ui/gfx/image/image_skia.h"
  26
  27 using content::WebContents;
  28
  29 namespace task_manager {
  30
  31 class PrintingResource : public RendererResource {
  32  public:
  33   explicit PrintingResource(content::WebContents* web_contents);
  34   virtual ~PrintingResource();
  35
  36   // Resource methods:
  37   virtual Type GetType() const OVERRIDE;
  38   virtual base::string16 GetTitle() const OVERRIDE;
  39   virtual gfx::ImageSkia GetIcon() const OVERRIDE;
  40   virtual content::WebContents* GetWebContents() const OVERRIDE;
  41
  42  private:
  43   content::WebContents* web_contents_;
  44
  45   DISALLOW_COPY_AND_ASSIGN(PrintingResource);
  46 };
  47
  48 PrintingResource::PrintingResource(WebContents* web_contents)
  49     : RendererResource(web_contents->GetRenderProcessHost()->GetHandle(),
  50                        web_contents->GetRenderViewHost()),
  51       web_contents_(web_contents) {}
  52
  53 PrintingResource::~PrintingResource() {}
  54
  55 Resource::Type PrintingResource::GetType() const { return RENDERER; }
  56
  57 base::string16 PrintingResource::GetTitle() const {
  58   return l10n_util::GetStringFUTF16(
  59       IDS_TASK_MANAGER_PRINT_PREFIX,
  60       util::GetTitleFromWebContents(web_contents_));
  61 }
  62
  63 gfx::ImageSkia PrintingResource::GetIcon() const {
  64   FaviconTabHelper::CreateForWebContents(web_contents_);
  65   return FaviconTabHelper::FromWebContents(web_contents_)->
  66       GetFavicon().AsImageSkia();
  67 }
  68
  69 WebContents* PrintingResource::GetWebContents() const { return web_contents_; }
  70
  71 ////////////////////////////////////////////////////////////////////////////////
  72 // PrintingInformation class
  73 ////////////////////////////////////////////////////////////////////////////////
  74
  75 PrintingInformation::PrintingInformation() {}
  76
  77 PrintingInformation::~PrintingInformation() {}
  78
  79 bool PrintingInformation::CheckOwnership(WebContents* web_contents) {
  80   printing::BackgroundPrintingManager* backgrounded_print_jobs =
  81       g_browser_process->background_printing_manager();
  82   // Is it a background print job?
  83   if (backgrounded_print_jobs->HasPrintPreviewDialog(web_contents)) {
  84     return true;
  85   }
  86   // Is it a foreground print preview window?
  87   if (printing::PrintPreviewDialogController::IsPrintPreviewDialog(
  88           web_contents)) {
  89     return true;
  90   }
  91   return false;
  92 }
  93
  94 void PrintingInformation::GetAll(const NewWebContentsCallback& callback) {
  95   // Add all the pages being background printed.
  96   printing::BackgroundPrintingManager* printing_manager =
  97       g_browser_process->background_printing_manager();
  98   std::set<content::WebContents*> printing_contents =
  99       printing_manager->CurrentContentSet();
 100   for (std::set<content::WebContents*>::iterator i = printing_contents.begin();
 101        i != printing_contents.end();
 102        ++i) {
 103     callback.Run(*i);
 104   }
 105   // Add all the foreground print preview dialogs.
 106   printing::PrintPreviewDialogController::GetInstance()->ForEachPreviewDialog(
 107       callback);
 108 }
 109
 110 scoped_ptr<RendererResource> PrintingInformation::MakeResource(
 111     WebContents* web_contents) {
 112   return scoped_ptr<RendererResource>(new PrintingResource(web_contents));
 113 }
 114
 115 }  // namespace task_manager