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| 1 // Copyright (c) 2010 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 #ifndef CHROME_BROWSER_PRINTING_CLOUD_PRINT_JOB_STATUS_UPDATER_H_ |
| 6 #define CHROME_BROWSER_PRINTING_CLOUD_PRINT_JOB_STATUS_UPDATER_H_ |
| 7 |
| 8 #include <string> |
| 9 |
| 10 #include "base/file_path.h" |
| 11 #include "base/ref_counted.h" |
| 12 #include "base/thread.h" |
| 13 #include "chrome/browser/printing/cloud_print/printer_info.h" |
| 14 #include "chrome/browser/net/url_fetcher.h" |
| 15 #include "net/url_request/url_request_status.h" |
| 16 |
| 17 // Periodically monitors the status of a local print job and updates the |
| 18 // cloud print server accordingly. When the job has been completed this |
| 19 // object releases the reference to itself which should cause it to |
| 20 // self-destruct. |
| 21 class JobStatusUpdater : public base::RefCountedThreadSafe<JobStatusUpdater>, |
| 22 public URLFetcher::Delegate { |
| 23 public: |
| 24 class Delegate { |
| 25 public: |
| 26 virtual bool OnJobCompleted(JobStatusUpdater* updater) = 0; |
| 27 }; |
| 28 |
| 29 JobStatusUpdater(const std::string& printer_name, |
| 30 const std::string& job_id, |
| 31 cloud_print::PlatformJobId& local_job_id, |
| 32 const std::string& auth_token, |
| 33 Delegate* delegate); |
| 34 // Checks the status of the local print job and sends an update. |
| 35 void UpdateStatus(); |
| 36 void Stop(); |
| 37 // URLFetcher::Delegate implementation. |
| 38 virtual void OnURLFetchComplete(const URLFetcher* source, const GURL& url, |
| 39 const URLRequestStatus& status, |
| 40 int response_code, |
| 41 const ResponseCookies& cookies, |
| 42 const std::string& data); |
| 43 private: |
| 44 std::string printer_name_; |
| 45 std::string job_id_; |
| 46 cloud_print::PlatformJobId local_job_id_; |
| 47 cloud_print::PrintJobDetails last_job_details_; |
| 48 scoped_ptr<URLFetcher> request_; |
| 49 std::string auth_token_; |
| 50 Delegate* delegate_; |
| 51 // A flag that is set to true in Stop() and will ensure the next scheduled |
| 52 // task will do nothing. |
| 53 bool stopped_; |
| 54 DISALLOW_COPY_AND_ASSIGN(JobStatusUpdater); |
| 55 }; |
| 56 |
| 57 // This typedef is to workaround the issue with certain versions of |
| 58 // Visual Studio where it gets confused between multiple Delegate |
| 59 // classes and gives a C2500 error. (I saw this error on the try bots - |
| 60 // the workaround was not needed for my machine). |
| 61 typedef JobStatusUpdater::Delegate JobStatusUpdaterDelegate; |
| 62 |
| 63 #endif // CHROME_BROWSER_PRINTING_CLOUD_PRINT_JOB_STATUS_UPDATER_H_ |
| 64 |
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