extensions/browser/api/printer_provider_internal/printer_provider_internal_api_observer.h

   1 // Copyright 2015 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 EXTENSIONS_BROWSER_API_PRINTER_PROVIDER_INTERNAL_PRINTER_PROVIDER_INTERNAL_API_OBSERVER_H_
   6 #define EXTENSIONS_BROWSER_API_PRINTER_PROVIDER_INTERNAL_PRINTER_PROVIDER_INTERNAL_API_OBSERVER_H_
   7
   8 #include <vector>
   9
  10 #include "extensions/common/api/printer_provider.h"
  11 #include "extensions/common/api/printer_provider_internal.h"
  12
  13 namespace base {
  14 class DictionaryValue;
  15 class ListValue;
  16 }
  17
  18 namespace extensions {
  19
  20 class Extension;
  21
  22 // Interface for observing chrome.printerProviderInternal API function calls.
  23 class PrinterProviderInternalAPIObserver {
  24  public:
  25   using PrinterInfoVector =
  26       std::vector<linked_ptr<api::printer_provider::PrinterInfo>>;
  27
  28   // Used by chrome.printerProviderInternal API to report
  29   // chrome.printerProvider.onGetPrintersRequested result returned by the
  30   // extension |extension|.
  31   // |request_id| is the request id passed to the original
  32   // chrome.printerProvider.onGetPrintersRequested event.
  33   virtual void OnGetPrintersResult(const Extension* extension,
  34                                    int request_id,
  35                                    const PrinterInfoVector& result) = 0;
  36
  37   // Used by chrome.printerProviderInternal API to report
  38   // chrome.printerProvider.onGetCapabilityRequested result returned by the
  39   // extension |extensiod|.
  40   // |request_id| is the request id passed to the original
  41   // chrome.printerProvider.onGetCapabilityRequested event.
  42   virtual void OnGetCapabilityResult(const Extension* extension,
  43                                      int request_id,
  44                                      const base::DictionaryValue& result) = 0;
  45
  46   // Used by chrome.printerProviderInternal API to report
  47   // chrome.printerProvider.onPrintRequested result returned by the extension
  48   // |extension|.
  49   // |request_id| is the request id passed to the original
  50   // chrome.printerProvider.onPrintRequested event.
  51   virtual void OnPrintResult(
  52       const Extension* extension,
  53       int request_id,
  54       api::printer_provider_internal::PrintError error) = 0;
  55
  56   // Used by chrome.printerProviderInternal API to report
  57   // chrome.printerProvider.onGetUsbPrinterInfoRequested result returned by the
  58   // extension |extension|.
  59   // |request_id| is the request id passed to the original
  60   // chrome.printerProvider.onGetUsbPrinterInfoRequested event.
  61   virtual void OnGetUsbPrinterInfoResult(
  62       const Extension* extension,
  63       int request_id,
  64       const api::printer_provider::PrinterInfo* printer_info) = 0;
  65
  66  protected:
  67   virtual ~PrinterProviderInternalAPIObserver() {}
  68 };
  69
  70 }  // namespace extensions
  71
  72 #endif  // EXTENSIONS_BROWSER_API_PRINTER_PROVIDER_INTERNAL_PRINTER_PROVIDER_INTERNAL_API_OBSERVER_H_