• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 // Copyright (c) 2012 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 #include "printing/backend/print_backend.h"
6 
7 #include "base/logging.h"
8 
9 namespace printing {
10 
11 // Provides a stubbed out PrintBackend implementation for use on ChromeOS.
12 class PrintBackendChromeOS : public PrintBackend {
13  public:
14   PrintBackendChromeOS();
15 
16   // PrintBackend implementation.
17   virtual bool EnumeratePrinters(PrinterList* printer_list) OVERRIDE;
18   virtual std::string GetDefaultPrinterName() OVERRIDE;
19   virtual bool GetPrinterSemanticCapsAndDefaults(
20       const std::string& printer_name,
21       PrinterSemanticCapsAndDefaults* printer_info) OVERRIDE;
22   virtual bool GetPrinterCapsAndDefaults(
23       const std::string& printer_name,
24       PrinterCapsAndDefaults* printer_info) OVERRIDE;
25   virtual std::string GetPrinterDriverInfo(
26       const std::string& printer_name) OVERRIDE;
27   virtual bool IsValidPrinter(const std::string& printer_name) OVERRIDE;
28 
29  protected:
~PrintBackendChromeOS()30   virtual ~PrintBackendChromeOS() {}
31 };
32 
PrintBackendChromeOS()33 PrintBackendChromeOS::PrintBackendChromeOS() {}
34 
EnumeratePrinters(PrinterList * printer_list)35 bool PrintBackendChromeOS::EnumeratePrinters(PrinterList* printer_list) {
36   return true;
37 }
38 
GetPrinterSemanticCapsAndDefaults(const std::string & printer_name,PrinterSemanticCapsAndDefaults * printer_info)39 bool PrintBackendChromeOS::GetPrinterSemanticCapsAndDefaults(
40     const std::string& printer_name,
41     PrinterSemanticCapsAndDefaults* printer_info) {
42   NOTREACHED();
43   return false;
44 }
45 
GetPrinterCapsAndDefaults(const std::string & printer_name,PrinterCapsAndDefaults * printer_info)46 bool PrintBackendChromeOS::GetPrinterCapsAndDefaults(
47     const std::string& printer_name,
48     PrinterCapsAndDefaults* printer_info) {
49   NOTREACHED();
50   return false;
51 }
52 
GetPrinterDriverInfo(const std::string & printer_name)53 std::string PrintBackendChromeOS::GetPrinterDriverInfo(
54     const std::string& printer_name) {
55   NOTREACHED();
56   return std::string();
57 }
58 
GetDefaultPrinterName()59 std::string PrintBackendChromeOS::GetDefaultPrinterName() {
60   return std::string();
61 }
62 
IsValidPrinter(const std::string & printer_name)63 bool PrintBackendChromeOS::IsValidPrinter(const std::string& printer_name) {
64   NOTREACHED();
65   return true;
66 }
67 
CreateInstance(const base::DictionaryValue * print_backend_settings)68 scoped_refptr<PrintBackend> PrintBackend::CreateInstance(
69     const base::DictionaryValue* print_backend_settings) {
70   return new PrintBackendChromeOS();
71 }
72 
73 }  // namespace printing
74 
75