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最佳答案
此对话框称为对象选取器对话框。您可以使用 IDsObjectPicker 从 Delphi 调用接口(interface)和 InvokeDialog
方法。
这是一个示例,说明如何使用 Delphi 中的此对话框。
implementation
{$R *.dfm}
uses
ActiveX;
const
CLSID_DsObjectPicker: TGUID = '{17D6CCD8-3B7B-11D2-B9E0-00C04FD8DBF7}';
IID_IDsObjectPicker : TGUID = '{0c87e64e-3b7a-11d2-b9e0-00c04fd8dbf7}';
CFSTR_DSOP_DS_SELECTION_LIST = 'CFSTR_DSOP_DS_SELECTION_LIST';
DSOP_SCOPE_TYPE_TARGET_COMPUTER = $00000001;
DSOP_SCOPE_TYPE_UPLEVEL_JOINED_DOMAIN = $00000002;
DSOP_SCOPE_TYPE_DOWNLEVEL_JOINED_DOMAIN = $00000004;
DSOP_SCOPE_TYPE_ENTERPRISE_DOMAIN = $00000008;
DSOP_SCOPE_TYPE_GLOBAL_CATALOG = $00000010;
DSOP_SCOPE_TYPE_EXTERNAL_UPLEVEL_DOMAIN = $00000020;
DSOP_SCOPE_TYPE_EXTERNAL_DOWNLEVEL_DOMAIN = $00000040;
DSOP_SCOPE_TYPE_WORKGROUP = $00000080;
DSOP_SCOPE_TYPE_USER_ENTERED_UPLEVEL_SCOPE = $00000100;
DSOP_SCOPE_TYPE_USER_ENTERED_DOWNLEVEL_SCOPE = $00000200;
DSOP_FILTER_INCLUDE_ADVANCED_VIEW = $00000001;
DSOP_FILTER_USERS = $00000002;
DSOP_FILTER_BUILTIN_GROUPS = $00000004;
DSOP_FILTER_WELL_KNOWN_PRINCIPALS = $00000008;
DSOP_FILTER_UNIVERSAL_GROUPS_DL = $00000010;
DSOP_FILTER_UNIVERSAL_GROUPS_SE = $00000020;
DSOP_FILTER_GLOBAL_GROUPS_DL = $00000040;
DSOP_FILTER_GLOBAL_GROUPS_SE = $00000080;
DSOP_FILTER_DOMAIN_LOCAL_GROUPS_DL = $00000100;
DSOP_FILTER_DOMAIN_LOCAL_GROUPS_SE = $00000200;
DSOP_FILTER_CONTACTS = $00000400;
DSOP_FILTER_COMPUTERS = $00000800;
DSOP_SCOPE_FLAG_STARTING_SCOPE = $00000001;
DSOP_SCOPE_FLAG_WANT_PROVIDER_WINNT = $00000002;
DSOP_SCOPE_FLAG_WANT_PROVIDER_LDAP = $00000004;
DSOP_SCOPE_FLAG_WANT_PROVIDER_GC = $00000008;
DSOP_SCOPE_FLAG_WANT_SID_PATH = $00000010;
DSOP_SCOPE_FLAG_WANT_DOWNLEVEL_BUILTIN_PATH = $00000020;
DSOP_SCOPE_FLAG_DEFAULT_FILTER_USERS = $00000040;
DSOP_SCOPE_FLAG_DEFAULT_FILTER_GROUPS = $00000080;
DSOP_SCOPE_FLAG_DEFAULT_FILTER_COMPUTERS = $00000100;
DSOP_SCOPE_FLAG_DEFAULT_FILTER_CONTACTS = $00000200;
DSOP_DOWNLEVEL_FILTER_USERS = $80000001;
DSOP_DOWNLEVEL_FILTER_LOCAL_GROUPS = $80000002;
DSOP_DOWNLEVEL_FILTER_GLOBAL_GROUPS = $80000004;
DSOP_DOWNLEVEL_FILTER_COMPUTERS = $80000008;
DSOP_DOWNLEVEL_FILTER_WORLD = $80000010;
DSOP_DOWNLEVEL_FILTER_AUTHENTICATED_USER = $80000020;
DSOP_DOWNLEVEL_FILTER_ANONYMOUS = $80000040;
DSOP_DOWNLEVEL_FILTER_BATCH = $80000080;
DSOP_DOWNLEVEL_FILTER_CREATOR_OWNER = $80000100;
DSOP_DOWNLEVEL_FILTER_CREATOR_GROUP = $80000200;
DSOP_DOWNLEVEL_FILTER_DIALUP = $80000400;
DSOP_DOWNLEVEL_FILTER_INTERACTIVE = $80000800;
DSOP_DOWNLEVEL_FILTER_NETWORK = $80001000;
DSOP_DOWNLEVEL_FILTER_SERVICE = $80002000;
DSOP_DOWNLEVEL_FILTER_SYSTEM = $80004000;
DSOP_DOWNLEVEL_FILTER_EXCLUDE_BUILTIN_GROUPS = $80008000;
DSOP_DOWNLEVEL_FILTER_TERMINAL_SERVER = $80010000;
DSOP_DOWNLEVEL_FILTER_ALL_WELLKNOWN_SIDS = $80020000;
DSOP_DOWNLEVEL_FILTER_LOCAL_SERVICE = $80040000;
DSOP_DOWNLEVEL_FILTER_NETWORK_SERVICE = $80080000;
DSOP_DOWNLEVEL_FILTER_REMOTE_LOGON = $80100000;
DSOP_FLAG_MULTISELECT = $00000001;
DSOP_FLAG_SKIP_TARGET_COMPUTER_DC_CHECK = $00000002;
type
PDSOPUplevelFilterFlags = ^TDSOPUplevelFilterFlags;
_DSOP_UPLEVEL_FILTER_FLAGS = record
flBothModes : ULONG;
flMixedModeOnly : ULONG;
flNativeModeOnly: ULONG;
end;
TDSOPUplevelFilterFlags = _DSOP_UPLEVEL_FILTER_FLAGS;
DSOP_UPLEVEL_FILTER_FLAGS = _DSOP_UPLEVEL_FILTER_FLAGS;
PDSOPFilterFlags = ^TDSOPFilterFlags;
_DSOP_FILTER_FLAGS = record
Uplevel : TDSOPUplevelFilterFlags;
flDownlevel: ULONG;
end;
TDSOPFilterFlags = _DSOP_FILTER_FLAGS;
DSOP_FILTER_FLAGS = _DSOP_FILTER_FLAGS;
PDSOPScopeInitInfo = ^TDSOPScopeInitInfo;
PDSOP_SCOPE_INIT_INFO = PDSOPScopeInitInfo;
_DSOP_SCOPE_INIT_INFO = record
cbSize : ULONG;
flType : ULONG;
flScope : ULONG;
FilterFlags: TDSOPFilterFlags;
pwzDcName : LPCWSTR;
pwzADsPath : LPCWSTR;
hr : HRESULT;
end;
TDSOPScopeInitInfo = _DSOP_SCOPE_INIT_INFO;
DSOP_SCOPE_INIT_INFO = _DSOP_SCOPE_INIT_INFO;
PDSOPInitInfo = ^TDSOPInitInfo;
PDSOP_INIT_INFO = PDSOPInitInfo;
_DSOP_INIT_INFO = record
cbSize : ULONG;
pwzTargetComputer : LPCWSTR;
cDsScopeInfos : ULONG;
aDsScopeInfos : PDSOPScopeInitInfo;
flOptions : ULONG;
cAttributesToFetch: ULONG;
apwzAttributeNames: Pointer;
end;
TDSOPInitInfo = _DSOP_INIT_INFO;
DSOP_INIT_INFO = _DSOP_INIT_INFO;
PDSSelection = ^TDSSelection;
PDS_SELECTION = PDSSelection;
_DS_SELECTION = record
pwzName : LPCWSTR;
pwzADsPath : LPCWSTR;
pwzClass : LPCWSTR;
pwzUPN : LPCWSTR;
pvarFetchedAttributes: PVariant;
flScopeType : ULONG;
end;
TDSSelection = _DS_SELECTION;
DS_SELECTION = _DS_SELECTION;
type
PDSSelectionList = ^TDSSelectionList;
PDS_SELECTION_LIST = PDSSelectionList;
_DS_SELECTION_LIST = record
cItems : ULONG;
cFetchedAttributes: ULONG;
aDsSelection : array [0..0] of TDSSelection;
end;
TDSSelectionList = _DS_SELECTION_LIST;
DS_SELECTION_LIST = _DS_SELECTION_LIST;
IDsObjectPicker = interface(IUnknown)
['{17D6CCD8-3B7B-11D2-B9E0-00C04FD8DBF7}']
function Initialize(var pInitInfo: TDSOPInitInfo): HRESULT; stdcall;
function InvokeDialog(hwndParent: HWND; out ppdoSelections: IDataObject): HRESULT; stdcall;
end;
function InitObjectPicker(Picker: IDsObjectPicker): HRESULT;
var
ScopeInit: array [0..0] of TDSOPScopeInitInfo;
InitInfo: TDSOPInitInfo;
begin
if nil = Picker then
Result := E_INVALIDARG
else
begin
ZeroMemory(@ScopeInit, SizeOf(ScopeInit));
ScopeInit[0].cbSize := SizeOf(TDSOPScopeInitInfo);
ScopeInit[0].flType := DSOP_SCOPE_TYPE_TARGET_COMPUTER;
ScopeInit[0].flScope := DSOP_SCOPE_TYPE_USER_ENTERED_DOWNLEVEL_SCOPE;
ScopeInit[0].FilterFlags.Uplevel.flBothModes := DSOP_FILTER_USERS;
ScopeInit[0].FilterFlags.flDownlevel := DSOP_DOWNLEVEL_FILTER_USERS;
ZeroMemory(@InitInfo, SizeOf(InitInfo));
InitInfo.cbSize := SizeOf(InitInfo);
InitInfo.cDsScopeInfos := SizeOf(ScopeInit) div SizeOf(TDSOPScopeInitInfo);
InitInfo.aDsScopeInfos := @ScopeInit;
InitInfo.flOptions := DSOP_FLAG_SKIP_TARGET_COMPUTER_DC_CHECK;
Result := Picker.Initialize(InitInfo);
end;
end;
function ProcessSelectedObjects(DatObj: IDataObject): HRESULT;
var
StgMed: TStgMedium;
FmtEtc: TFormatEtc;
SelLst: PDSSelectionList;
Index: ULONG;
Text: string;
begin
if nil = DatObj then
Result := E_INVALIDARG
else
begin
with FmtEtc do
begin
cfFormat := RegisterClipboardFormat(CFSTR_DSOP_DS_SELECTION_LIST);
ptd := nil;
dwAspect := DVASPECT_CONTENT;
lindex := -1;
tymed := TYMED_HGLOBAL;
end;
Result := DatObj.GetData(FmtEtc, StgMed);
if Succeeded(Result) then
begin
SelLst := PDS_SELECTION_LIST(GlobalLock(StgMed.hGlobal));
if SelLst <> nil then
try
Text := '';
for Index := 0 to SelLst.cItems - 1 do
begin
Text := Text + Format(
'Object : %u'#13#10 +
' Name : %s'#13#10 +
' Class: %s'#13#10 +
' Path : %s'#13#10 +
' UPN : %s'#13#10, [
Index,
SelLst.aDsSelection[Index].pwzName,
SelLst.aDsSelection[Index].pwzClass,
SelLst.aDsSelection[Index].pwzADsPath,
SelLst.aDsSelection[Index].pwzUPN]);
end;
ShowMessage(Text);
finally
GlobalUnlock(StgMed.hGlobal);
end
else
Result := E_POINTER;
ReleaseStgMedium(StgMed);
end;
end;
end;
//invoke the dialog
procedure TForm1.Button1Click(Sender: TObject);
var
Picker: IDsObjectPicker;
DatObj: IDataObject;
begin
if Succeeded(CoInitialize(nil)) then
try
if Succeeded(CoCreateInstance(CLSID_DsObjectPicker, nil,
CLSCTX_INPROC_SERVER, IID_IDsObjectPicker, Picker)) then
try
if Succeeded(InitObjectPicker(Picker)) then
case Picker.InvokeDialog(Self.Handle, DatObj) of
S_OK:
try
ProcessSelectedObjects(DatObj);
finally
DatObj := nil;
end;
S_FALSE:
ShowMessage('Dialog canceled by the user.');
end;
finally
Picker := nil;
end;
finally
CoUninitialize;
end;
end;
end.
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