1 // Copyright 2014 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 "chrome/utility/printing_handler.h" 6 7 #include "build/build_config.h" 8 #include "chrome/common/chrome_utility_printing_messages.h" 9 #include "components/crash/core/common/crash_keys.h" 10 #include "content/public/utility/utility_thread.h" 11 #include "ipc/ipc_message.h" 12 #include "printing/backend/print_backend.h" 13 #include "printing/buildflags/buildflags.h" 14 15 namespace printing { 16 17 namespace { 18 Send(IPC::Message * message)19bool Send(IPC::Message* message) { 20 return content::UtilityThread::Get()->Send(message); 21 } 22 ReleaseProcess()23void ReleaseProcess() { 24 content::UtilityThread::Get()->ReleaseProcess(); 25 } 26 27 } // namespace 28 29 PrintingHandler::PrintingHandler() = default; 30 31 PrintingHandler::~PrintingHandler() = default; 32 OnMessageReceived(const IPC::Message & message)33bool PrintingHandler::OnMessageReceived(const IPC::Message& message) { 34 bool handled = true; 35 IPC_BEGIN_MESSAGE_MAP(PrintingHandler, message) 36 IPC_MESSAGE_HANDLER(ChromeUtilityMsg_GetPrinterCapsAndDefaults, 37 OnGetPrinterCapsAndDefaults) 38 IPC_MESSAGE_HANDLER(ChromeUtilityMsg_GetPrinterSemanticCapsAndDefaults, 39 OnGetPrinterSemanticCapsAndDefaults) 40 IPC_MESSAGE_UNHANDLED(handled = false) 41 IPC_END_MESSAGE_MAP() 42 return handled; 43 } 44 OnGetPrinterCapsAndDefaults(const std::string & printer_name)45void PrintingHandler::OnGetPrinterCapsAndDefaults( 46 const std::string& printer_name) { 47 scoped_refptr<PrintBackend> print_backend = 48 PrintBackend::CreateInstance(/*locale=*/std::string()); 49 PrinterCapsAndDefaults printer_info; 50 51 crash_keys::ScopedPrinterInfo crash_key( 52 print_backend->GetPrinterDriverInfo(printer_name)); 53 54 if (print_backend->GetPrinterCapsAndDefaults(printer_name, &printer_info)) { 55 Send(new ChromeUtilityHostMsg_GetPrinterCapsAndDefaults_Succeeded( 56 printer_name, printer_info)); 57 } else { 58 Send(new ChromeUtilityHostMsg_GetPrinterCapsAndDefaults_Failed( 59 printer_name)); 60 } 61 ReleaseProcess(); 62 } 63 OnGetPrinterSemanticCapsAndDefaults(const std::string & printer_name)64void PrintingHandler::OnGetPrinterSemanticCapsAndDefaults( 65 const std::string& printer_name) { 66 scoped_refptr<PrintBackend> print_backend = 67 PrintBackend::CreateInstance(/*locale=*/std::string()); 68 PrinterSemanticCapsAndDefaults printer_info; 69 70 crash_keys::ScopedPrinterInfo crash_key( 71 print_backend->GetPrinterDriverInfo(printer_name)); 72 73 if (print_backend->GetPrinterSemanticCapsAndDefaults(printer_name, 74 &printer_info)) { 75 Send(new ChromeUtilityHostMsg_GetPrinterSemanticCapsAndDefaults_Succeeded( 76 printer_name, printer_info)); 77 } else { 78 Send(new ChromeUtilityHostMsg_GetPrinterSemanticCapsAndDefaults_Failed( 79 printer_name)); 80 } 81 ReleaseProcess(); 82 } 83 84 } // namespace printing 85