src/os/macosx/macos.h

   1 /*
   2  * This file is part of OpenTTD.
   3  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
   4  * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
   5  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
   6  */
   7
   8 /** @file macos.h Functions related to MacOS support. */
   9
  10 #ifndef MACOS_H
  11 #define MACOS_H
  12
  13 /** Helper function displaying a message the best possible way. */
  14 void ShowMacDialog(const char *title, const char *message, const char *button_label);
  15
  16 void GetMacOSVersion(int *return_major, int *return_minor, int *return_bugfix);
  17
  18 /**
  19  * Check if we are at least running on the specified version of Mac OS.
  20  * @param major major version of the os. This would be 10 in the case of 10.4.11.
  21  * @param minor minor version of the os. This would be 4 in the case of 10.4.11.
  22  * @param bugfix bugfix version of the os. This would be 11 in the case of 10.4.11.
  23  * @return true if the running os is at least what we asked, false otherwise.
  24  */
  25 inline bool MacOSVersionIsAtLeast(long major, long minor, long bugfix)
  26 {
  27         int version_major, version_minor, version_bugfix;
  28         GetMacOSVersion(&version_major, &version_minor, &version_bugfix);
  29
  30         if (version_major < major) return false;
  31         if (version_major == major && version_minor < minor) return false;
  32         if (version_major == major && version_minor == minor && version_bugfix < bugfix) return false;
  33
  34         return true;
  35 }
  36
  37 bool IsMonospaceFont(CFStringRef name);
  38
  39 void MacOSSetThreadName(const char *name);
  40
  41 uint64_t MacOSGetPhysicalMemory();
  42
  43
  44 /** Deleter that calls CFRelease rather than deleting the pointer. */
  45 template <typename T> struct CFDeleter {
  46         void operator()(T *p)
  47         {
  48                 if (p) ::CFRelease(p);
  49         }
  50 };
  51
  52 /** Specialisation of std::unique_ptr for CoreFoundation objects. */
  53 template <typename T>
  54 using CFAutoRelease = std::unique_ptr<typename std::remove_pointer<T>::type, CFDeleter<typename std::remove_pointer<T>::type>>;
  55
  56 #endif /* MACOS_H */