Added resources.

cloud_print/virtual_driver/win/virtual_driver_helpers.cc

 // Copyright (c) 2011 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.
 
 #include "cloud_print/virtual_driver/win/virtual_driver_helpers.h"
 #include <windows.h>
 #include <winspool.h>
 #include "base/file_util.h"
-#include "cloud_print/virtual_driver/win/virtual_driver_consts.h"
+#include "base/logging.h"
+#include "base/win/windows_version.h"
+#include "cloud_print/virtual_driver/win/virtual_driver_common_resources.h"
 
 namespace cloud_print {
 
 const size_t kMaxMessageLen = 100;
 
-void DisplayWindowsMessage(HWND hwnd, HRESULT message_id) {
+void DisplayWindowsMessage(HWND hwnd,
+                           HRESULT message_id,
+                           const string16 &caption) {
   wchar_t message_text[kMaxMessageLen + 1] = L"";
 
   ::FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM|FORMAT_MESSAGE_IGNORE_INSERTS,
                   NULL,
                   message_id,
                   MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
                   message_text,
                   kMaxMessageLen,
                   NULL);
-  ::MessageBox(hwnd, message_text, kVirtualDriverName, MB_OK);
+  ::MessageBox(hwnd, message_text, caption.c_str(), MB_OK);
 }
 
 HRESULT GetLastHResult() {
   DWORD error_code = GetLastError();
   return HRESULT_FROM_WIN32(error_code);
 }
 
+void GetPortMonitorDllName(FilePath* path) {
+  wchar_t dll_name[MAX_PATH];
+  if (IsSystem64Bit()) {
+    LoadLocalString(IDS_PORT_MON_DLL_NAME_64,
+                    dll_name,
+                    MAX_PATH);
+  } else {
+    LoadLocalString(IDS_PORT_MON_DLL_NAME_32,
+                    dll_name,
+                    MAX_PATH);
+  }
+  *path = FilePath(dll_name);
+}
+
 HRESULT GetPrinterDriverDir(FilePath* path) {
   BYTE driver_dir_buffer[MAX_PATH * sizeof(wchar_t)];
   DWORD needed = 0;
   if (!GetPrinterDriverDirectory(NULL,
                                  NULL,
                                  1,
                                  driver_dir_buffer,
                                  MAX_PATH * sizeof(wchar_t),
                                  &needed)) {
     // We could try to allocate a larger buffer if needed > MAX_PATH
     // but that really shouldn't happen.
     return cloud_print::GetLastHResult();
   }
   *path = FilePath(reinterpret_cast<wchar_t*>(driver_dir_buffer));
 
   // The XPS driver is a "Level 3" driver
   *path = path->Append(L"3");
   return S_OK;
 }
+
+bool IsSystem64Bit() {
+  base::win::OSInfo::WindowsArchitecture arch =
+      base::win::OSInfo::GetInstance()->architecture();
+  return (arch == base::win::OSInfo::X64_ARCHITECTURE) ||
+         (arch == base::win::OSInfo::IA64_ARCHITECTURE);
 }
 
+void LoadLocalString(DWORD string_id, wchar_t* target, DWORD target_size) {
+  static wchar_t dummy = L'\0';
+  HMODULE module = NULL;
+  GetModuleHandleEx(GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS |
+                    GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT,
+                    &dummy,
+                    &module);
+  int count = LoadString(module,
+                         string_id,
+                         target,
+                         target_size);
+  DCHECK_NE(0, count);
+}
+}
+