/jEdit/tags/jedit-4-1-pre5/org/gjt/sp/jedit/OperatingSystem.java
Java | 166 lines | 87 code | 16 blank | 63 comment | 28 complexity | 885b38215b495359f66895413945b6c9 MD5 | raw file
Possible License(s): BSD-3-Clause, AGPL-1.0, Apache-2.0, LGPL-2.0, LGPL-3.0, GPL-2.0, CC-BY-SA-3.0, LGPL-2.1, GPL-3.0, MPL-2.0-no-copyleft-exception, IPL-1.0
- /*
- * OperatingSystem.java - OS detection
- * Copyright (C) 2002 Slava Pestov
- *
- * This program 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; either version 2
- * of the License, or any later version.
- *
- * This program 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. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- */
- package org.gjt.sp.jedit;
- import javax.swing.UIManager;
- import java.io.File;
- import org.gjt.sp.util.Log;
- /**
- * Contains operating system detection routines.
- * @author Slava Pestov
- * @version $Id: OperatingSystem.java 4208 2002-05-29 11:19:57Z spestov $
- * @since jEdit 4.0pre4
- */
- public class OperatingSystem
- {
- //{{{ isDOSDerived() method
- /**
- * Returns if we're running Windows 95/98/ME/NT/2000/XP, or OS/2.
- */
- public static final boolean isDOSDerived()
- {
- return isWindows() || isOS2();
- } //}}}
- //{{{ isWindows() method
- /**
- * Returns if we're running Windows 95/98/ME/NT/2000/XP.
- */
- public static final boolean isWindows()
- {
- return os == WINDOWS_9x || os == WINDOWS_NT;
- } //}}}
- //{{{ isWindows9x() method
- /**
- * Returns if we're running Windows 95/98/ME.
- */
- public static final boolean isWindows9x()
- {
- return os == WINDOWS_9x;
- } //}}}
- //{{{ isWindowsNT() method
- /**
- * Returns if we're running Windows NT/2000/XP.
- */
- public static final boolean isWindowsNT()
- {
- return os == WINDOWS_NT;
- } //}}}
- //{{{ isOS2() method
- /**
- * Returns if we're running OS/2.
- */
- public static final boolean isOS2()
- {
- return os == OS2;
- } //}}}
- //{{{ isUnix() method
- /**
- * Returns if we're running Unix (this includes MacOS X).
- */
- public static final boolean isUnix()
- {
- return os == UNIX || os == MAC_OS_X;
- } //}}}
- //{{{ isMacOS() method
- /**
- * Returns if we're running MacOS X.
- */
- public static final boolean isMacOS()
- {
- return os == MAC_OS_X;
- } //}}}
- //{{{ isMacOSLF() method
- /**
- * Returns if we're running MacOS X and using the native L&F.
- */
- public static final boolean isMacOSLF()
- {
- return (isMacOS() && UIManager.getLookAndFeel().isNativeLookAndFeel());
- } //}}}
- //{{{ isJava14() method
- /**
- * Returns if Java 2 version 1.4 is in use.
- */
- public static final boolean hasJava14()
- {
- return java14;
- } //}}}
- //{{{ Private members
- private static final int UNIX = 0x31337;
- private static final int WINDOWS_9x = 0x640;
- private static final int WINDOWS_NT = 0x666;
- private static final int OS2 = 0xDEAD;
- private static final int MAC_OS_X = 0xABC;
- private static final int UNKNOWN = 0xBAD;
- private static int os;
- private static boolean java14;
- //{{{ Class initializer
- static
- {
- if(System.getProperty("mrj.version") != null)
- {
- os = MAC_OS_X;
- }
- else
- {
- String osName = System.getProperty("os.name");
- if(osName.indexOf("Windows 9") != -1
- || osName.indexOf("Windows ME") != -1)
- {
- os = WINDOWS_9x;
- }
- else if(osName.indexOf("Windows") != -1)
- {
- os = WINDOWS_NT;
- }
- else if(osName.indexOf("OS/2") != -1)
- {
- os = OS2;
- }
- else if(File.separatorChar == '/')
- {
- os = UNIX;
- }
- else
- {
- os = UNKNOWN;
- Log.log(Log.WARNING,OperatingSystem.class,
- "Unknown operating system: " + osName);
- }
- }
- if(System.getProperty("java.version").compareTo("1.4") >= 0)
- java14 = true;
- } //}}}
- //}}}
- }