Mac Web Intents Part 1: Show extension download progress

chrome/browser/ui/intents/web_intent_picker_controller.h

 // Copyright (c) 2012 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_UI_INTENTS_WEB_INTENT_PICKER_CONTROLLER_H_
 #define CHROME_BROWSER_UI_INTENTS_WEB_INTENT_PICKER_CONTROLLER_H_
 
 #include <vector>
 
 #include "base/compiler_specific.h"
@@ skipping 95 matching lines @@
   virtual void OnExtensionLinkClicked(
       const std::string& id,
       WindowOpenDisposition disposition) OVERRIDE;
   virtual void OnSuggestionsLinkClicked(
       WindowOpenDisposition disposition) OVERRIDE;
   virtual void OnUserCancelledPickerDialog() OVERRIDE;
   virtual void OnChooseAnotherService() OVERRIDE;
   virtual void OnClosing() OVERRIDE;
 
   // extensions::WebstoreInstaller::Delegate implementation.
+  virtual void OnExtensionDownloadStarted(const std::string& id,
+                                          content::DownloadItem* item) OVERRIDE;
+  virtual void OnExtensionDownloadProgress(
+      const std::string& id,
+      content::DownloadItem* item) OVERRIDE;
   virtual void OnExtensionInstallSuccess(const std::string& id) OVERRIDE;
   virtual void OnExtensionInstallFailure(const std::string& id,
-                                         const std::string& error) OVERRIDE;
+                                         const std::string& error,
+                                         bool cancelled) OVERRIDE;
 
  private:
   friend class WebIntentPickerControllerTest;
   friend class WebIntentPickerControllerBrowserTest;
   friend class WebIntentPickerControllerIncognitoBrowserTest;
   friend class WebIntentsButtonDecorationTest;
 
   // Forward declaraton of the internal implementation class.
   class UMAReporter;
 
@@ skipping 108 matching lines @@
   void ClosePicker();
 
   // Re-starts the process of showing the dialog, suppressing any default
   // queries. Called on the user clicking Use-Another-Service.
   void ReshowDialog();
 
   // Delegate for ShowDialog and ReshowDialog. Starts all the data queries for
   // loading the picker model and showing the dialog.
   void ShowDialog(bool suppress_defaults);
 
+  // Update the download progress and status string.
+  void UpdateDownloadState(const std::string& id, content::DownloadItem* item);
+
+  // Cancel a pending download if any.
+  void CancelDownload();
+
   WebIntentPickerState dialog_state_;  // Current state of the dialog.
 
   // A weak pointer to the tab contents that the picker is displayed on.
   TabContents* tab_contents_;
 
   // A notification registrar, listening for notifications when the tab closes
   // to close the picker ui.
   content::NotificationRegistrar registrar_;
 
   // A weak pointer to the picker this controller controls.
@@ skipping 60 matching lines @@
   // Weak pointers for the dispatcher OnSendReturnMessage will not be
   // cancelled on picker close.
   base::WeakPtrFactory<WebIntentPickerController> dispatcher_factory_;
 
   // Bucket identifier for UMA reporting. Saved off in a field
   // to avoid repeated calculation of the bucket across
   // multiple UMA calls. Should be recalculated each time
   // |intents_dispatcher_| is set.
   web_intents::UMABucket uma_bucket_;
 
+  // The ID of a pending extension download.
+  content::DownloadId download_id_;
+
   DISALLOW_COPY_AND_ASSIGN(WebIntentPickerController);
 };
 
 #endif  // CHROME_BROWSER_UI_INTENTS_WEB_INTENT_PICKER_CONTROLLER_H_