关于取得“邻近的计算机”的内容

[mingyeh]

我在做一个程序，要求取得网络中所有的计算机的名称
（简单起见，取得windows中资源管理器中“邻近计算机”中的内容）
我在网上照到一个函数，如下
unit getComputers;

interface

uses
Windows, Classes;

function FindComputers: DWORD;

var
Computers: TStringList;

implementation

uses
SysUtils;

const MaxEntries = 250;

function FindComputers: DWORD;

var
EnumWorkGroupHandle, EnumComputerHandle: THandle;
EnumError: DWORD;
Network: TNetResource;
WorkGroupEntries, ComputerEntries: DWORD;
EnumWorkGroupBuffer, EnumComputerBuffer: array[1..MaxEntries] of TNetResource;
EnumBufferLength: DWORD;
I, J: DWORD;

begin

Computers.Clear;

FillChar(Network, SizeOf(Network), 0);
with Network do
begin
dwScope := RESOURCE_GLOBALNET;
dwType := RESOURCETYPE_ANY;
dwUsage := RESOURCEUSAGE_CONTAINER;
end;

EnumError := WNetOpenEnum(RESOURCE_GLOBALNET, RESOURCETYPE_ANY, 0, @Network, EnumWorkGroupHandle);

if EnumError = NO_ERROR then
begin
WorkGroupEntries := MaxEntries;
EnumBufferLength := SizeOf(EnumWorkGroupBuffer);
EnumError := WNetEnumResource(EnumWorkGroupHandle, WorkGroupEntries, @EnumWorkGroupBuffer, EnumBufferLength);

if EnumError = NO_ERROR then
begin
for I := 1 to WorkGroupEntries do
begin
EnumError := WNetOpenEnum(RESOURCE_GLOBALNET, RESOURCETYPE_ANY, 0, @EnumWorkGroupBuffer[I], EnumComputerHandle);
if EnumError = NO_ERROR then
begin
ComputerEntries := MaxEntries;
EnumBufferLength := SizeOf(EnumComputerBuffer);
EnumError := WNetEnumResource(EnumComputerHandle, ComputerEntries, @EnumComputerBuffer, EnumBufferLength);
if EnumError = NO_ERROR then
for J := 1 to ComputerEntries do
Computers.Add(Copy(EnumComputerBuffer[J].lpRemoteName, 3, Length(EnumComputerBuffer[J].lpRemoteName) - 2));
WNetCloseEnum(EnumComputerHandle);
end;
end;
end;
WNetCloseEnum(EnumWorkGroupHandle);
end;

if EnumError = ERROR_NO_MORE_ITEMS then
EnumError := NO_ERROR;
Result := EnumError;

end;

initialization

Computers := TStringList.Create;

finalization

Computers.Free;

end.

[mingyeh]

在窗体中uses这个unit
然后。。。。
cbComputers.items := getComputers.Computers;
可是comboBox中取不出任何数据，请问如何解决？

[bluemeteor]

?

[bluemeteor]

cbComputers.items.assign(getComputers.Computers)

[Wnyu]

GetComputers.FindComputers ;
if GetComputers.Computers <> nil then
combobox1.items.Assign (GetComputers.Computers);