Printer list for Google Cloud Print

chrome/browser/local_discovery/cloud_print_printer_list.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 CHROME_BROWSER_LOCAL_DISCOVERY_CLOUD_PRINT_PRINTER_LIST_H_
+#define CHROME_BROWSER_LOCAL_DISCOVERY_CLOUD_PRINT_PRINTER_LIST_H_
+
+#include <map>
+#include <string>
+#include <vector>
+
+#include "chrome/browser/local_discovery/cloud_print_base_api_flow.h"
+
+namespace local_discovery {
+
+class CloudPrintPrinterList : public CloudPrintBaseApiFlow::Delegate {
+ public:
+  class Delegate {
+   public:
+    ~Delegate() {}
+
+    virtual void OnCloudPrintPrinterListReady() = 0;
+    virtual void OnCloudPrintPrinterListUnavailable() = 0;
+  };
+
+  struct PrinterDetails {
+    PrinterDetails();
+    ~PrinterDetails();
+
+    std::string id;
+    std::string display_name;
+    std::string description;
+    // TODO(noamsml): std::string user;
+  };
+
+  typedef std::vector<PrinterDetails> PrinterList;
+  typedef PrinterList::const_iterator iterator;
+
+  CloudPrintPrinterList(net::URLRequestContextGetter* request_context,
+                        const std::string& cloud_print_url,
+                        OAuth2TokenService* token_service,
+                        Delegate* delegate);
+  virtual ~CloudPrintPrinterList();
+
+  void Start();
+
+  virtual void OnCloudPrintAPIFlowError(
+      CloudPrintBaseApiFlow* flow,
+      CloudPrintBaseApiFlow::Status status) OVERRIDE;
+
+  virtual void OnCloudPrintAPIFlowComplete(
+      CloudPrintBaseApiFlow* flow,
+      const base::DictionaryValue* value) OVERRIDE;
+
+  const PrinterDetails* GetDetailsFor(const std::string& id);
+
+  iterator begin() { return printer_list_.begin(); }
+  iterator end() { return printer_list_.end(); }
+
+  CloudPrintBaseApiFlow* GetOAuth2ApiFlowForTests() {
+    return &api_flow_;
+  }
+
+ private:
+  typedef std::map<std::string /*ID*/, int /* index in printer_list_ */>
+      PrinterIDMap;
+
+  bool FillPrinterDetails(const base::DictionaryValue* printer_value,
+                          PrinterDetails* printer_details);
+
+  scoped_refptr<net::URLRequestContextGetter> request_context_;
+  GURL url_;
+  PrinterIDMap printer_id_map_;
+  PrinterList printer_list_;
+  Delegate* delegate_;
+  CloudPrintBaseApiFlow api_flow_;
+};
+
+}  // namespace local_discovery
+
+#endif  // CHROME_BROWSER_LOCAL_DISCOVERY_CLOUD_PRINT_PRINTER_LIST_H_