ui/base/ui_base_paths.cc

   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 "ui/base/ui_base_paths.h"
   6
   7 #include "base/command_line.h"
   8 #include "base/file_util.h"
   9 #include "base/files/file_path.h"
  10 #include "base/logging.h"
  11 #include "base/path_service.h"
  12
  13 #if defined(OS_ANDROID)
  14 #include "base/android/path_utils.h"
  15 #endif
  16
  17 namespace ui {
  18
  19 bool PathProvider(int key, base::FilePath* result) {
  20   // Assume that we will not need to create the directory if it does not exist.
  21   // This flag can be set to true for the cases where we want to create it.
  22   bool create_dir = false;
  23
  24   base::FilePath cur;
  25   switch (key) {
  26     case DIR_LOCALES:
  27       if (!PathService::Get(base::DIR_MODULE, &cur))
  28         return false;
  29 #if defined(OS_MACOSX)
  30       // On Mac, locale files are in Contents/Resources, a sibling of the
  31       // App dir.
  32       cur = cur.DirName();
  33       cur = cur.Append(FILE_PATH_LITERAL("Resources"));
  34 #elif defined(OS_ANDROID)
  35       if (!PathService::Get(DIR_RESOURCE_PAKS_ANDROID, &cur))
  36         return false;
  37 #else
  38       cur = cur.Append(FILE_PATH_LITERAL("locales"));
  39 #endif
  40       create_dir = true;
  41       break;
  42     // The following are only valid in the development environment, and
  43     // will fail if executed from an installed executable (because the
  44     // generated path won't exist).
  45     case UI_DIR_TEST_DATA:
  46       if (!PathService::Get(base::DIR_SOURCE_ROOT, &cur))
  47         return false;
  48       cur = cur.Append(FILE_PATH_LITERAL("ui"));
  49       cur = cur.Append(FILE_PATH_LITERAL("base"));
  50       cur = cur.Append(FILE_PATH_LITERAL("test"));
  51       cur = cur.Append(FILE_PATH_LITERAL("data"));
  52       if (!base::PathExists(cur))  // we don't want to create this
  53         return false;
  54       break;
  55 #if defined(OS_ANDROID)
  56     case DIR_RESOURCE_PAKS_ANDROID:
  57       if (!PathService::Get(base::DIR_ANDROID_APP_DATA, &cur))
  58         return false;
  59       cur = cur.Append(FILE_PATH_LITERAL("paks"));
  60       break;
  61 #endif
  62     case UI_TEST_PAK:
  63       if (!PathService::Get(base::DIR_MODULE, &cur))
  64         return false;
  65       cur = cur.AppendASCII("ui_test.pak");
  66       break;
  67     default:
  68       return false;
  69   }
  70
  71   if (create_dir && !base::PathExists(cur) &&
  72       !base::CreateDirectory(cur))
  73     return false;
  74
  75   *result = cur;
  76   return true;
  77 }
  78
  79 // This cannot be done as a static initializer sadly since Visual Studio will
  80 // eliminate this object file if there is no direct entry point into it.
  81 void RegisterPathProvider() {
  82   PathService::RegisterProvider(PathProvider, PATH_START, PATH_END);
  83 }
  84
  85 }  // namespace ui