base/mac/mac_util.h

   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 #ifndef BASE_MAC_MAC_UTIL_H_
   6 #define BASE_MAC_MAC_UTIL_H_
   7
   8 #include <AvailabilityMacros.h>
   9 #include <Carbon/Carbon.h>
  10 #include <string>
  11
  12 #include "base/base_export.h"
  13 #include "base/logging.h"
  14
  15 #if defined(__OBJC__)
  16 #import <Foundation/Foundation.h>
  17 #else  // __OBJC__
  18 class NSImage;
  19 #endif  // __OBJC__
  20
  21 namespace base {
  22
  23 class FilePath;
  24
  25 namespace mac {
  26
  27 // Full screen modes, in increasing order of priority.  More permissive modes
  28 // take predecence.
  29 enum FullScreenMode {
  30   kFullScreenModeHideAll = 0,
  31   kFullScreenModeHideDock = 1,
  32   kFullScreenModeAutoHideAll = 2,
  33   kNumFullScreenModes = 3,
  34
  35   // kFullScreenModeNormal is not a valid FullScreenMode, but it is useful to
  36   // other classes, so we include it here.
  37   kFullScreenModeNormal = 10,
  38 };
  39
  40 BASE_EXPORT std::string PathFromFSRef(const FSRef& ref);
  41 BASE_EXPORT bool FSRefFromPath(const std::string& path, FSRef* ref);
  42
  43 // Returns an sRGB color space.  The return value is a static value; do not
  44 // release it!
  45 BASE_EXPORT CGColorSpaceRef GetSRGBColorSpace();
  46
  47 // Returns the generic RGB color space. The return value is a static value; do
  48 // not release it!
  49 BASE_EXPORT CGColorSpaceRef GetGenericRGBColorSpace();
  50
  51 // Returns the color space being used by the main display.  The return value
  52 // is a static value; do not release it!
  53 BASE_EXPORT CGColorSpaceRef GetSystemColorSpace();
  54
  55 // Add a full screen request for the given |mode|.  Must be paired with a
  56 // ReleaseFullScreen() call for the same |mode|.  This does not by itself create
  57 // a fullscreen window; rather, it manages per-application state related to
  58 // hiding the dock and menubar.  Must be called on the main thread.
  59 BASE_EXPORT void RequestFullScreen(FullScreenMode mode);
  60
  61 // Release a request for full screen mode.  Must be matched with a
  62 // RequestFullScreen() call for the same |mode|.  As with RequestFullScreen(),
  63 // this does not affect windows directly, but rather manages per-application
  64 // state.  For example, if there are no other outstanding
  65 // |kFullScreenModeAutoHideAll| requests, this will reshow the menu bar.  Must
  66 // be called on main thread.
  67 BASE_EXPORT void ReleaseFullScreen(FullScreenMode mode);
  68
  69 // Convenience method to switch the current fullscreen mode.  This has the same
  70 // net effect as a ReleaseFullScreen(from_mode) call followed immediately by a
  71 // RequestFullScreen(to_mode).  Must be called on the main thread.
  72 BASE_EXPORT void SwitchFullScreenModes(FullScreenMode from_mode,
  73                                        FullScreenMode to_mode);
  74
  75 // Set the visibility of the cursor.
  76 BASE_EXPORT void SetCursorVisibility(bool visible);
  77
  78 // Activates the process with the given PID.
  79 BASE_EXPORT void ActivateProcess(pid_t pid);
  80
  81 // Returns true if this process is in the foreground, meaning that it's the
  82 // frontmost process, the one whose menu bar is shown at the top of the main
  83 // display.
  84 BASE_EXPORT bool AmIForeground();
  85
  86 // Excludes the file given by |file_path| from being backed up by Time Machine.
  87 BASE_EXPORT bool SetFileBackupExclusion(const FilePath& file_path);
  88
  89 // Checks if the current application is set as a Login Item, so it will launch
  90 // on Login. If a non-NULL pointer to is_hidden is passed, the Login Item also
  91 // is queried for the 'hide on launch' flag.
  92 BASE_EXPORT bool CheckLoginItemStatus(bool* is_hidden);
  93
  94 // Adds current application to the set of Login Items with specified "hide"
  95 // flag. This has the same effect as adding/removing the application in
  96 // SystemPreferences->Accounts->LoginItems or marking Application in the Dock
  97 // as "Options->Open on Login".
  98 // Does nothing if the application is already set up as Login Item with
  99 // specified hide flag.
 100 BASE_EXPORT void AddToLoginItems(bool hide_on_startup);
 101
 102 // Removes the current application from the list Of Login Items.
 103 BASE_EXPORT void RemoveFromLoginItems();
 104
 105 // Returns true if the current process was automatically launched as a
 106 // 'Login Item' or via Lion's Resume. Used to suppress opening windows.
 107 BASE_EXPORT bool WasLaunchedAsLoginOrResumeItem();
 108
 109 // Returns true if the current process was automatically launched as a
 110 // 'Login Item' or via Resume, and the 'Reopen windows when logging back in'
 111 // checkbox was selected by the user.  This indicates that the previous
 112 // session should be restored.
 113 BASE_EXPORT bool WasLaunchedAsLoginItemRestoreState();
 114
 115 // Returns true if the current process was automatically launched as a
 116 // 'Login Item' with 'hide on startup' flag. Used to suppress opening windows.
 117 BASE_EXPORT bool WasLaunchedAsHiddenLoginItem();
 118
 119 // Remove the quarantine xattr from the given file. Returns false if there was
 120 // an error, or true otherwise.
 121 BASE_EXPORT bool RemoveQuarantineAttribute(const FilePath& file_path);
 122
 123 // Run-time OS version checks. Use these instead of
 124 // base::SysInfo::OperatingSystemVersionNumbers. Prefer the "OrEarlier" and
 125 // "OrLater" variants to those that check for a specific version, unless you
 126 // know for sure that you need to check for a specific version.
 127
 128 // Snow Leopard is Mac OS X 10.6, Darwin 10.
 129 BASE_EXPORT bool IsOSSnowLeopard();
 130
 131 // Lion is Mac OS X 10.7, Darwin 11.
 132 BASE_EXPORT bool IsOSLion();
 133 BASE_EXPORT bool IsOSLionOrEarlier();
 134 BASE_EXPORT bool IsOSLionOrLater();
 135
 136 // Mountain Lion is Mac OS X 10.8, Darwin 12.
 137 BASE_EXPORT bool IsOSMountainLion();
 138 BASE_EXPORT bool IsOSMountainLionOrEarlier();
 139 BASE_EXPORT bool IsOSMountainLionOrLater();
 140
 141 // Mavericks is Mac OS X 10.9, Darwin 13.
 142 BASE_EXPORT bool IsOSMavericks();
 143 BASE_EXPORT bool IsOSMavericksOrEarlier();
 144 BASE_EXPORT bool IsOSMavericksOrLater();
 145
 146 // Yosemite is Mac OS X 10.10, Darwin 14.
 147 BASE_EXPORT bool IsOSYosemite();
 148 BASE_EXPORT bool IsOSYosemiteOrLater();
 149
 150 // This should be infrequently used. It only makes sense to use this to avoid
 151 // codepaths that are very likely to break on future (unreleased, untested,
 152 // unborn) OS releases, or to log when the OS is newer than any known version.
 153 BASE_EXPORT bool IsOSLaterThanYosemite_DontCallThis();
 154
 155 // Inline functions that are redundant due to version ranges being mutually-
 156 // exclusive.
 157 inline bool IsOSLionOrEarlier() { return !IsOSMountainLionOrLater(); }
 158 inline bool IsOSMountainLionOrEarlier() { return !IsOSMavericksOrLater(); }
 159 inline bool IsOSMavericksOrEarlier() { return !IsOSYosemiteOrLater(); }
 160
 161 // When the deployment target is set, the code produced cannot run on earlier
 162 // OS releases. That enables some of the IsOS* family to be implemented as
 163 // constant-value inline functions. The MAC_OS_X_VERSION_MIN_REQUIRED macro
 164 // contains the value of the deployment target.
 165
 166 #if defined(MAC_OS_X_VERSION_10_7) && \
 167     MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_7
 168 #define BASE_MAC_MAC_UTIL_H_INLINED_GE_10_7
 169 inline bool IsOSSnowLeopard() { return false; }
 170 inline bool IsOSLionOrLater() { return true; }
 171 #endif
 172
 173 #if defined(MAC_OS_X_VERSION_10_7) && \
 174     MAC_OS_X_VERSION_MIN_REQUIRED > MAC_OS_X_VERSION_10_7
 175 #define BASE_MAC_MAC_UTIL_H_INLINED_GT_10_7
 176 inline bool IsOSLion() { return false; }
 177 #endif
 178
 179 #if defined(MAC_OS_X_VERSION_10_8) && \
 180     MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_8
 181 #define BASE_MAC_MAC_UTIL_H_INLINED_GE_10_8
 182 inline bool IsOSMountainLionOrLater() { return true; }
 183 #endif
 184
 185 #if defined(MAC_OS_X_VERSION_10_8) && \
 186     MAC_OS_X_VERSION_MIN_REQUIRED > MAC_OS_X_VERSION_10_8
 187 #define BASE_MAC_MAC_UTIL_H_INLINED_GT_10_8
 188 inline bool IsOSMountainLion() { return false; }
 189 #endif
 190
 191 #if defined(MAC_OS_X_VERSION_10_9) && \
 192     MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_9
 193 #define BASE_MAC_MAC_UTIL_H_INLINED_GE_10_9
 194 inline bool IsOSMavericksOrLater() { return true; }
 195 #endif
 196
 197 #if defined(MAC_OS_X_VERSION_10_9) && \
 198     MAC_OS_X_VERSION_MIN_REQUIRED > MAC_OS_X_VERSION_10_9
 199 #define BASE_MAC_MAC_UTIL_H_INLINED_GT_10_9
 200 inline bool IsOSMavericks() { return false; }
 201 #endif
 202
 203 #if defined(MAC_OS_X_VERSION_10_10) && \
 204     MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_10
 205 #define BASE_MAC_MAC_UTIL_H_INLINED_GE_10_10
 206 inline bool IsOSYosemiteOrLater() { return true; }
 207 #endif
 208
 209 #if defined(MAC_OS_X_VERSION_10_10) && \
 210     MAC_OS_X_VERSION_MIN_REQUIRED > MAC_OS_X_VERSION_10_10
 211 #define BASE_MAC_MAC_UTIL_H_INLINED_GT_10_10
 212 inline bool IsOSYosemite() { return false; }
 213 inline bool IsOSLaterThanYosemite_DontCallThis() { return true; }
 214 #endif
 215
 216 // Retrieve the system's model identifier string from the IOKit registry:
 217 // for example, "MacPro4,1", "MacBookPro6,1". Returns empty string upon
 218 // failure.
 219 BASE_EXPORT std::string GetModelIdentifier();
 220
 221 // Parse a model identifier string; for example, into ("MacBookPro", 6, 1).
 222 // If any error occurs, none of the input pointers are touched.
 223 BASE_EXPORT bool ParseModelIdentifier(const std::string& ident,
 224                                       std::string* type,
 225                                       int32* major,
 226                                       int32* minor);
 227
 228 }  // namespace mac
 229 }  // namespace base
 230
 231 #endif  // BASE_MAC_MAC_UTIL_H_