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摘 要：在工作组中寻找所有的计算机
var
Computer: Array[1..500] of String[25];
ComputerCount: Integer;
procedure FindAllComputers(Workgroup : String);
Var
EnumHandle: THandle;
WorkgroupRS: TNetResource;
Buf: Array[1..500] of TNetResource;
BufSize: Integer;
Entries: Integer;
Result: Integer;
begin
ComputerCount := 0;
Workgroup := Workgroup + #0;
FillChar(WorkgroupRS, SizeOf(WorkgroupRS) , 0);
With WorkgroupRS do begin
dwScope := 2;
dwType := 3;
dwDisplayType := 1;
dwUsage := 2;
lpRemoteName := @Workgroup[1];
end;
WNetOpenEnum( RESOURCE_GLOBALNET,
RESOURCETYPE_ANY,
0,
@WorkgroupRS,
EnumHandle );
Repeat
Entries := 1;
BufSize := SizeOf(Buf);
Result :=
WNetEnumResource( EnumHandle,
Entries,
@Buf,
BufSize );
If (Result = NO_ERROR) and (Entries = 1) then begin
Inc( ComputerCount );
Computer[ ComputerCount ] := StrPas(Buf[1].lpRemoteName);
end;
Until (Entries <> 1) or (Result <> NO_ERROR);
WNetCloseEnum( EnumHandle );
end; {找到所有的计算机}
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