/* class SysStatuswin32 for IE browsers uses J/Direct to access kernel32.dll
   functions to read current win32 system status parameters. Requires compilation
   with MS jvc compiler. 
					M. Gallant   11/07/2001 */

import java.awt.*;
import com.ms.security.*;
import com.ms.wfc.util.*;

public class SysStatuswin32 extends java.applet.Applet {
   private Label l0 = new Label("--- SYSTEM_INFO win32 struct properties ---") ;
   private Label l1 = new Label("ProcessorArchitecture:  -------------------------------------------- ") ;
   private Label l2 = new Label("PageSize:                   -------------------------------------------- ") ;;
   private Label l3 = new Label("MinApplicationAddress:  -------------------------------------------- ") ;
   private Label l4 = new Label("MaxApplicationAddress:  -------------------------------------------- ") ;
   private Label l5 = new Label("ActiveProcessorMask :  -------------------------------------------- ") ;
   private Label l6 = new Label("NumberOfProcessors:  -------------------------------------------- ") ;
   private Label l7 = new Label("ProcessorType         :  -------------------------------------------- ") ;
   private Label l8 = new Label("ApplicationGranularity:  -------------------------------------------- ") ;
   private Label l9 = new Label("ProcessorLevel:  -------------------------------------------- ") ;
   private Label l10 = new Label("ProcessorRevision:  -------------------------------------------- ") ;

   protected SYSTEM_INFO sysinfo;

  public void init() { 
   Panel p1 = new Panel() ;
    p1.setLayout(new GridLayout(11,1));
   p1.add(l0);
   p1.add(l1);
   p1.add(l2);
   p1.add(l3);
   p1.add(l4);
   p1.add(l5);
   p1.add(l6);
   p1.add(l7);
   p1.add(l8);
   p1.add(l9);
   p1.add(l10);
  add(p1) ;

   sysinfo = new SYSTEM_INFO() ;
    try {
      if (Class.forName("com.ms.security.PolicyEngine") != null)  // get permissions
        PolicyEngine.assertPermission(PermissionID.SYSTEM);
          getSysInfo() ;
      } 
     catch (Throwable cnfe) {  }
   } 



 private void getSysInfo() {
   GetSystemInfo(sysinfo) ;
       l1.setText("ProcessorArchitecture: " + sysinfo.wProcessorArchitecture) ;
       l2.setText("PageSize: " + sysinfo.dwPageSize) ;
       l3.setText("MinAppAddress: " + sysinfo.lpMinimumApplicationAddress) ;
       l4.setText("MaxAppAddress: " + sysinfo.lpMaximumApplicationAddress) ;
       l5.setText("ActiveProcessorMask: " + sysinfo.dwActiveProcessorMask) ;
       l6.setText("NumberOfProcessors: " + sysinfo.dwNumberOfProcessors) ;
       l7.setText("ProcessorType: " + sysinfo.dwProcessorType) ;
       l8.setText("AllocationGranularity: " + sysinfo.dwAllocationGranularity) ;
       l9.setText("ProcessorLevel: " + sysinfo.wProcessorLevel) ;
       l10.setText("ProcessorRevision: " + sysinfo.wProcessorRevision) ;
   repaint() ;
  }


 public void paint(Graphics g) {  // black border around applet panel
   g.setColor(Color.black) ;
   g.drawRect(0,0,this.getSize().width-1, this.getSize().height-1) ; 

  }


    /** @dll.import("KERNEL32") */
    static native void GetSystemInfo(SYSTEM_INFO lpSystemInfo);
}


/** @dll.struct() */
 class SYSTEM_INFO {
    public short wProcessorArchitecture;
    public short wReserved;
    public int   dwPageSize;
    public int   lpMinimumApplicationAddress;
    public int   lpMaximumApplicationAddress;
    public int   dwActiveProcessorMask;
    public int   dwNumberOfProcessors;
    public int   dwProcessorType;
    public int   dwAllocationGranularity;
    public short wProcessorLevel;
    public short wProcessorRevision;
}