base/mac/mac_util.h - gn.git - Git at Google

 // Copyright (c) 2012 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.

 #ifndef BASE_MAC_MAC_UTIL_H_
 #define BASE_MAC_MAC_UTIL_H_

 #include <stdint.h>
 #include <string>

 #import <CoreGraphics/CoreGraphics.h>

 #include "base/base_export.h"

 namespace base {

 class FilePath;

 namespace mac {

 // Full screen modes, in increasing order of priority.  More permissive modes
 // take predecence.
 enum FullScreenMode {
   kFullScreenModeHideAll = 0,
   kFullScreenModeHideDock = 1,
   kFullScreenModeAutoHideAll = 2,
   kNumFullScreenModes = 3,

   // kFullScreenModeNormal is not a valid FullScreenMode, but it is useful to
   // other classes, so we include it here.
   kFullScreenModeNormal = 10,
 };

 // Returns an sRGB color space.  The return value is a static value; do not
 // release it!
 BASE_EXPORT CGColorSpaceRef GetSRGBColorSpace();

 // Returns the generic RGB color space. The return value is a static value; do
 // not release it!
 BASE_EXPORT CGColorSpaceRef GetGenericRGBColorSpace();

 // Returns the color space being used by the main display.  The return value
 // is a static value; do not release it!
 BASE_EXPORT CGColorSpaceRef GetSystemColorSpace();

 // Add a full screen request for the given |mode|.  Must be paired with a
 // ReleaseFullScreen() call for the same |mode|.  This does not by itself create
 // a fullscreen window; rather, it manages per-application state related to
 // hiding the dock and menubar.  Must be called on the main thread.
 BASE_EXPORT void RequestFullScreen(FullScreenMode mode);

 // Release a request for full screen mode.  Must be matched with a
 // RequestFullScreen() call for the same |mode|.  As with RequestFullScreen(),
 // this does not affect windows directly, but rather manages per-application
 // state.  For example, if there are no other outstanding
 // |kFullScreenModeAutoHideAll| requests, this will reshow the menu bar.  Must
 // be called on main thread.
 BASE_EXPORT void ReleaseFullScreen(FullScreenMode mode);

 // Convenience method to switch the current fullscreen mode.  This has the same
 // net effect as a ReleaseFullScreen(from_mode) call followed immediately by a
 // RequestFullScreen(to_mode).  Must be called on the main thread.
 BASE_EXPORT void SwitchFullScreenModes(FullScreenMode from_mode,
                                        FullScreenMode to_mode);

 // Excludes the file given by |file_path| from being backed up by Time Machine.
 BASE_EXPORT bool SetFileBackupExclusion(const FilePath& file_path);

 // Checks if the current application is set as a Login Item, so it will launch
 // on Login. If a non-NULL pointer to is_hidden is passed, the Login Item also
 // is queried for the 'hide on launch' flag.
 BASE_EXPORT bool CheckLoginItemStatus(bool* is_hidden);

 // Adds current application to the set of Login Items with specified "hide"
 // flag. This has the same effect as adding/removing the application in
 // SystemPreferences->Accounts->LoginItems or marking Application in the Dock
 // as "Options->Open on Login".
 // Does nothing if the application is already set up as Login Item with
 // specified hide flag.
 BASE_EXPORT void AddToLoginItems(bool hide_on_startup);

 // Removes the current application from the list Of Login Items.
 BASE_EXPORT void RemoveFromLoginItems();

 // Returns true if the current process was automatically launched as a
 // 'Login Item' or via Lion's Resume. Used to suppress opening windows.
 BASE_EXPORT bool WasLaunchedAsLoginOrResumeItem();

 // Returns true if the current process was automatically launched as a
 // 'Login Item' or via Resume, and the 'Reopen windows when logging back in'
 // checkbox was selected by the user.  This indicates that the previous
 // session should be restored.
 BASE_EXPORT bool WasLaunchedAsLoginItemRestoreState();

 // Returns true if the current process was automatically launched as a
 // 'Login Item' with 'hide on startup' flag. Used to suppress opening windows.
 BASE_EXPORT bool WasLaunchedAsHiddenLoginItem();

 // Remove the quarantine xattr from the given file. Returns false if there was
 // an error, or true otherwise.
 BASE_EXPORT bool RemoveQuarantineAttribute(const FilePath& file_path);

 namespace internal {

 // Returns the system's Mac OS X minor version. This is the |y| value
 // in 10.y or 10.y.z.
 BASE_EXPORT int MacOSXMinorVersion();

 }  // namespace internal

 // Run-time OS version checks. Use these instead of
 // base::SysInfo::OperatingSystemVersionNumbers. Prefer the "AtLeast" and
 // "AtMost" variants to those that check for a specific version, unless you
 // know for sure that you need to check for a specific version.

 #define DEFINE_IS_OS_FUNCS(V, TEST_DEPLOYMENT_TARGET) \
   inline bool IsOS10_##V() {                          \
     TEST_DEPLOYMENT_TARGET(>, V, false)               \
     return internal::MacOSXMinorVersion() == V;       \
   }                                                   \
   inline bool IsAtLeastOS10_##V() {                   \
     TEST_DEPLOYMENT_TARGET(>=, V, true)               \
     return internal::MacOSXMinorVersion() >= V;       \
   }                                                   \
   inline bool IsAtMostOS10_##V() {                    \
     TEST_DEPLOYMENT_TARGET(>, V, false)               \
     return internal::MacOSXMinorVersion() <= V;       \
   }

 #define TEST_DEPLOYMENT_TARGET(OP, V, RET)                      \
   if (MAC_OS_X_VERSION_MIN_REQUIRED OP MAC_OS_X_VERSION_10_##V) \
     return RET;
 #define IGNORE_DEPLOYMENT_TARGET(OP, V, RET)

 DEFINE_IS_OS_FUNCS(9, TEST_DEPLOYMENT_TARGET)
 DEFINE_IS_OS_FUNCS(10, TEST_DEPLOYMENT_TARGET)

 #ifdef MAC_OS_X_VERSION_10_11
 DEFINE_IS_OS_FUNCS(11, TEST_DEPLOYMENT_TARGET)
 #else
 DEFINE_IS_OS_FUNCS(11, IGNORE_DEPLOYMENT_TARGET)
 #endif

 #ifdef MAC_OS_X_VERSION_10_12
 DEFINE_IS_OS_FUNCS(12, TEST_DEPLOYMENT_TARGET)
 #else
 DEFINE_IS_OS_FUNCS(12, IGNORE_DEPLOYMENT_TARGET)
 #endif

 #ifdef MAC_OS_X_VERSION_10_13
 DEFINE_IS_OS_FUNCS(13, TEST_DEPLOYMENT_TARGET)
 #else
 DEFINE_IS_OS_FUNCS(13, IGNORE_DEPLOYMENT_TARGET)
 #endif

 #undef IGNORE_DEPLOYMENT_TARGET
 #undef TEST_DEPLOYMENT_TARGET
 #undef DEFINE_IS_OS_FUNCS

 // This should be infrequently used. It only makes sense to use this to avoid
 // codepaths that are very likely to break on future (unreleased, untested,
 // unborn) OS releases, or to log when the OS is newer than any known version.
 inline bool IsOSLaterThan10_13_DontCallThis() {
   return !IsAtMostOS10_13();
 }

 // Retrieve the system's model identifier string from the IOKit registry:
 // for example, "MacPro4,1", "MacBookPro6,1". Returns empty string upon
 // failure.
 BASE_EXPORT std::string GetModelIdentifier();

 // Parse a model identifier string; for example, into ("MacBookPro", 6, 1).
 // If any error occurs, none of the input pointers are touched.
 BASE_EXPORT bool ParseModelIdentifier(const std::string& ident,
                                       std::string* type,
                                       int32_t* major,
                                       int32_t* minor);

 }  // namespace mac
 }  // namespace base

 #endif  // BASE_MAC_MAC_UTIL_H_
	// Copyright (c) 2012 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.

	#ifndef BASE_MAC_MAC_UTIL_H_
	#define BASE_MAC_MAC_UTIL_H_

	#include <stdint.h>
	#include <string>

	#import <CoreGraphics/CoreGraphics.h>

	#include "base/base_export.h"

	namespace base {

	class FilePath;

	namespace mac {

	// Full screen modes, in increasing order of priority. More permissive modes
	// take predecence.
	enum FullScreenMode {
	kFullScreenModeHideAll = 0,
	kFullScreenModeHideDock = 1,
	kFullScreenModeAutoHideAll = 2,
	kNumFullScreenModes = 3,

	// kFullScreenModeNormal is not a valid FullScreenMode, but it is useful to
	// other classes, so we include it here.
	kFullScreenModeNormal = 10,
	};

	// Returns an sRGB color space. The return value is a static value; do not
	// release it!
	BASE_EXPORT CGColorSpaceRef GetSRGBColorSpace();

	// Returns the generic RGB color space. The return value is a static value; do
	// not release it!
	BASE_EXPORT CGColorSpaceRef GetGenericRGBColorSpace();

	// Returns the color space being used by the main display. The return value
	// is a static value; do not release it!
	BASE_EXPORT CGColorSpaceRef GetSystemColorSpace();

	// Add a full screen request for the given \|mode\|. Must be paired with a
	// ReleaseFullScreen() call for the same \|mode\|. This does not by itself create
	// a fullscreen window; rather, it manages per-application state related to
	// hiding the dock and menubar. Must be called on the main thread.
	BASE_EXPORT void RequestFullScreen(FullScreenMode mode);

	// Release a request for full screen mode. Must be matched with a
	// RequestFullScreen() call for the same \|mode\|. As with RequestFullScreen(),
	// this does not affect windows directly, but rather manages per-application
	// state. For example, if there are no other outstanding
	// \|kFullScreenModeAutoHideAll\| requests, this will reshow the menu bar. Must
	// be called on main thread.
	BASE_EXPORT void ReleaseFullScreen(FullScreenMode mode);

	// Convenience method to switch the current fullscreen mode. This has the same
	// net effect as a ReleaseFullScreen(from_mode) call followed immediately by a
	// RequestFullScreen(to_mode). Must be called on the main thread.
	BASE_EXPORT void SwitchFullScreenModes(FullScreenMode from_mode,
	FullScreenMode to_mode);

	// Excludes the file given by \|file_path\| from being backed up by Time Machine.
	BASE_EXPORT bool SetFileBackupExclusion(const FilePath& file_path);

	// Checks if the current application is set as a Login Item, so it will launch
	// on Login. If a non-NULL pointer to is_hidden is passed, the Login Item also
	// is queried for the 'hide on launch' flag.
	BASE_EXPORT bool CheckLoginItemStatus(bool* is_hidden);

	// Adds current application to the set of Login Items with specified "hide"
	// flag. This has the same effect as adding/removing the application in
	// SystemPreferences->Accounts->LoginItems or marking Application in the Dock
	// as "Options->Open on Login".
	// Does nothing if the application is already set up as Login Item with
	// specified hide flag.
	BASE_EXPORT void AddToLoginItems(bool hide_on_startup);

	// Removes the current application from the list Of Login Items.
	BASE_EXPORT void RemoveFromLoginItems();

	// Returns true if the current process was automatically launched as a
	// 'Login Item' or via Lion's Resume. Used to suppress opening windows.
	BASE_EXPORT bool WasLaunchedAsLoginOrResumeItem();

	// Returns true if the current process was automatically launched as a
	// 'Login Item' or via Resume, and the 'Reopen windows when logging back in'
	// checkbox was selected by the user. This indicates that the previous
	// session should be restored.
	BASE_EXPORT bool WasLaunchedAsLoginItemRestoreState();

	// Returns true if the current process was automatically launched as a
	// 'Login Item' with 'hide on startup' flag. Used to suppress opening windows.
	BASE_EXPORT bool WasLaunchedAsHiddenLoginItem();

	// Remove the quarantine xattr from the given file. Returns false if there was
	// an error, or true otherwise.
	BASE_EXPORT bool RemoveQuarantineAttribute(const FilePath& file_path);

	namespace internal {

	// Returns the system's Mac OS X minor version. This is the \|y\| value
	// in 10.y or 10.y.z.
	BASE_EXPORT int MacOSXMinorVersion();

	} // namespace internal

	// Run-time OS version checks. Use these instead of
	// base::SysInfo::OperatingSystemVersionNumbers. Prefer the "AtLeast" and
	// "AtMost" variants to those that check for a specific version, unless you
	// know for sure that you need to check for a specific version.

	#define DEFINE_IS_OS_FUNCS(V, TEST_DEPLOYMENT_TARGET) \
	inline bool IsOS10_##V() { \
	TEST_DEPLOYMENT_TARGET(>, V, false) \
	return internal::MacOSXMinorVersion() == V; \
	} \
	inline bool IsAtLeastOS10_##V() { \
	TEST_DEPLOYMENT_TARGET(>=, V, true) \
	return internal::MacOSXMinorVersion() >= V; \
	} \
	inline bool IsAtMostOS10_##V() { \
	TEST_DEPLOYMENT_TARGET(>, V, false) \
	return internal::MacOSXMinorVersion() <= V; \
	}

	#define TEST_DEPLOYMENT_TARGET(OP, V, RET) \
	if (MAC_OS_X_VERSION_MIN_REQUIRED OP MAC_OS_X_VERSION_10_##V) \
	return RET;
	#define IGNORE_DEPLOYMENT_TARGET(OP, V, RET)

	DEFINE_IS_OS_FUNCS(9, TEST_DEPLOYMENT_TARGET)
	DEFINE_IS_OS_FUNCS(10, TEST_DEPLOYMENT_TARGET)

	#ifdef MAC_OS_X_VERSION_10_11
	DEFINE_IS_OS_FUNCS(11, TEST_DEPLOYMENT_TARGET)
	#else
	DEFINE_IS_OS_FUNCS(11, IGNORE_DEPLOYMENT_TARGET)
	#endif

	#ifdef MAC_OS_X_VERSION_10_12
	DEFINE_IS_OS_FUNCS(12, TEST_DEPLOYMENT_TARGET)
	#else
	DEFINE_IS_OS_FUNCS(12, IGNORE_DEPLOYMENT_TARGET)
	#endif

	#ifdef MAC_OS_X_VERSION_10_13
	DEFINE_IS_OS_FUNCS(13, TEST_DEPLOYMENT_TARGET)
	#else
	DEFINE_IS_OS_FUNCS(13, IGNORE_DEPLOYMENT_TARGET)
	#endif

	#undef IGNORE_DEPLOYMENT_TARGET
	#undef TEST_DEPLOYMENT_TARGET
	#undef DEFINE_IS_OS_FUNCS

	// This should be infrequently used. It only makes sense to use this to avoid
	// codepaths that are very likely to break on future (unreleased, untested,
	// unborn) OS releases, or to log when the OS is newer than any known version.
	inline bool IsOSLaterThan10_13_DontCallThis() {
	return !IsAtMostOS10_13();
	}

	// Retrieve the system's model identifier string from the IOKit registry:
	// for example, "MacPro4,1", "MacBookPro6,1". Returns empty string upon
	// failure.
	BASE_EXPORT std::string GetModelIdentifier();

	// Parse a model identifier string; for example, into ("MacBookPro", 6, 1).
	// If any error occurs, none of the input pointers are touched.
	BASE_EXPORT bool ParseModelIdentifier(const std::string& ident,
	std::string* type,
	int32_t* major,
	int32_t* minor);

	} // namespace mac
	} // namespace base

	#endif // BASE_MAC_MAC_UTIL_H_