GCP2.0 Device: Local settings workflow.

cloud_print/gcp20/prototype/printer.h

 // Copyright 2013 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 GCP20_PROTOTYPE_PRINTER_H_
 #define GCP20_PROTOTYPE_PRINTER_H_
 
 #include <string>
 #include <vector>
 
@@ skipping 114 matching lines @@
   virtual void OnRegistrationError(const std::string& description) OVERRIDE;
   virtual void OnNetworkError() OVERRIDE;
   virtual void OnServerError(const std::string& description) OVERRIDE;
   virtual void OnAuthError() OVERRIDE;
   virtual std::string GetAccessToken() OVERRIDE;
   virtual void OnPrintJobsAvailable(
       const std::vector<cloud_print_response_parser::Job>& jobs) OVERRIDE;
   virtual void OnPrintJobDownloaded(
       const cloud_print_response_parser::Job& job) OVERRIDE;
   virtual void OnPrintJobDone() OVERRIDE;
+  virtual void OnLocalSettingsReceived(
+      LocalSettings::State state,
+      const LocalSettings& settings) OVERRIDE;
+  virtual void OnLocalSettingsUpdated() OVERRIDE;
 
   // CloudPrintXmppListener::Delegate methods:
   virtual void OnXmppConnected() OVERRIDE;
   virtual void OnXmppAuthError() OVERRIDE;
   virtual void OnXmppNetworkError() OVERRIDE;
   virtual void OnXmppNewPrintJob(const std::string& device_id) OVERRIDE;
   virtual void OnXmppNewLocalSettings(const std::string& device_id) OVERRIDE;
   virtual void OnXmppDeleteNotification(const std::string& device_id) OVERRIDE;
 
   // Method for trying to reconnecting to server on start or after network fail.
   void TryConnect();
 
   // Connects XMPP.
   void ConnectXmpp();
 
   // Method to handle pending events.
   // Do *NOT* call this method instantly. Only with |PostOnIdle|.
   void OnIdle();
 
-  // Method for checking printer status.
-  // (e.g. printjobs, local settings, deleted status).
-  void CheckPendingUpdates();
+  // Ask Cloud Print server for printjobs.
+  void FetchPrintJobs();
 
-  // Ask CloudPrint server for new local sendings.
+  // Ask Cloud Print server for new local sendings.
   void GetLocalSettings();
 
-  // Ask CloudPrint server for printjobs.
-  void FetchPrintJobs();
+  // Applies new local settings to printer.
+  void ApplyLocalSettings(const LocalSettings& settings);
+
+  // Used for erasing all printer info.
+  void OnPrinterDeleted();
 
   // Saves |access_token| and calculates time for next update.
   void RememberAccessToken(const std::string& access_token,
                            int expires_in_seconds);
 
   // Sets registration state to error and adds description.
   void SetRegistrationError(const std::string& description);
 
   // Checks if register call is called correctly (|user| is correct,
   // error is no set etc). Returns |false| if error status is put into |status|.
@@ skipping 19 matching lines @@
 
   // Registration timeout.
   void CheckRegistrationExpiration();
 
   // Delays expiration after user action.
   void UpdateRegistrationExpiration();
 
   // Deletes registration expiration at all.
   void InvalidateRegistrationExpiration();
 
+  // Methods to start HTTP and DNS-SD servers. Return |true| if servers
+  // were started.
+  bool StartHttpServer();
+  bool StartDnsServer();
+
   // Converts errors.
   PrivetHttpServer::RegistrationErrorStatus ConfirmationToRegistrationError(
       RegistrationInfo::ConfirmationState state);
 
   std::string ConnectionStateToString(ConnectionState state) const;
 
   // Changes state to OFFLINE and posts TryReconnect.
   // For registration reconnect is instant every time.
   void FallOffline(bool instant_reconnect);
 
   // Changes state and update info in DNS server. Returns |true| if state
   // was changed (otherwise state was the same).
   bool ChangeState(ConnectionState new_state);
 
+  // TODO(maksymb): Encapsulate reg_info, local_settings and other state
+  // member variables to struct.
+
   RegistrationInfo reg_info_;
 
+  LocalSettings local_settings_;
+
   // Contains DNS-SD server.
   DnsSdServer dns_server_;
 
   // Contains Privet HTTP server.
   PrivetHttpServer http_server_;
 
   // Connection state of device.
   ConnectionState connection_state_;
 
   // Contains CloudPrint client.
@@ skipping 18 matching lines @@
 
   // Used for preventing two and more OnIdle posted in message loop.
   bool on_idle_posted_;
 
   // Contains |true| if Printer has to check pending local settings.
   bool pending_local_settings_check_;
 
   // Contains |true| if Printer has to check available printjobs.
   bool pending_print_jobs_check_;
 
+  // Contains |true| if Printer has to be deleted.
+  bool pending_deletion_;
+
   DISALLOW_COPY_AND_ASSIGN(Printer);
 };
 
 #endif  // GCP20_PROTOTYPE_PRINTER_H_