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Class jclass.util.JCEnvironment 

java.lang.Object
   |
   +----jclass.util.JCEnvironment
public class JCEnvironment
extends Object
Static routines to provide environment information.

Variable Index

o BROWSER_APPLETVIEWER
o BROWSER_EXPLORER
o BROWSER_INTERPRETER
o BROWSER_NETSCAPE
o BROWSER_OTHER
o BROWSER_UNKNOWN
o OS_OTHER
o OS_UNIX

Constructor Index

o JCEnvironment()

Method Index

o getApplet(Component)
Follows the component's parents until a parent applet is found.
o getAppletContext(Applet)
Gets the component's applet's context.
o getBrowser(Component)
Returns an int corresponding to the "java.vendor" System property:
 BROWSER_UNKNOWN		   If the component's peer is null
 BROWSER_APPLETVIEWER    AppletViewer
 BROWSER_EXPLORER        MS Internet Explorer
 BROWSER_INTERPRETER     Running as a mainline
 BROWSER_NETSCAPE        Netscape Navigator
 BROWSER_OTHER           Other
o getJavaVersion()
Returns an int corresponding to the "java.version" System property: 
 JDK 1.0.2   102
 JDK 1.1.0   110
o getOS()
Returns an int corresponding to the "os.name" System property: OS_UNIX or OS_OTHER
o inBrowser(Component)
Returns true if the component is in an applet in a browser (ie its AppletContext is not null).

Variables

o OS_OTHER 
 public static final int OS_OTHER
o OS_UNIX 
 public static final int OS_UNIX
o BROWSER_UNKNOWN 
 public static final int BROWSER_UNKNOWN
o BROWSER_OTHER 
 public static final int BROWSER_OTHER
o BROWSER_INTERPRETER 
 public static final int BROWSER_INTERPRETER
o BROWSER_APPLETVIEWER 
 public static final int BROWSER_APPLETVIEWER
o BROWSER_NETSCAPE 
 public static final int BROWSER_NETSCAPE
o BROWSER_EXPLORER 
 public static final int BROWSER_EXPLORER

Constructors

o JCEnvironment 
 public JCEnvironment()

Methods

o getApplet 
 public static Applet getApplet(Component comp)
Follows the component's parents until a parent applet is found. Returns null if no applet is found.

o getAppletContext 
 public static AppletContext getAppletContext(Applet applet)
Gets the component's applet's context. The applet context lets an applet control the applet's environment which is usually the browser or the applet viewer.

Returns:
null if the component is not in an applet or the applet is not in a browser.
See Also:
getAppletContext
o inBrowser 
 public static boolean inBrowser(Component comp)
Returns true if the component is in an applet in a browser (ie its AppletContext is not null).

o getOS 
 public static int getOS()
Returns an int corresponding to the "os.name" System property: OS_UNIX or OS_OTHER

o getBrowser 
 public static synchronized int getBrowser(Component comp)
Returns an int corresponding to the "java.vendor" System property:
 BROWSER_UNKNOWN		   If the component's peer is null
 BROWSER_APPLETVIEWER    AppletViewer
 BROWSER_EXPLORER        MS Internet Explorer
 BROWSER_INTERPRETER     Running as a mainline
 BROWSER_NETSCAPE        Netscape Navigator
 BROWSER_OTHER           Other

Parameters:
comp - any component
o getJavaVersion 
 public static int getJavaVersion()
Returns an int corresponding to the "java.version" System property: 
 JDK 1.0.2   102
 JDK 1.1.0   110
 

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