NativeDirectoryServicesQueryAPIs.cs source code in C# .NET

                        Code:
                         / DotNET / DotNET / 8.0 / untmp / WIN_WINDOWS / lh_tools_devdiv_wpf / Windows / wcp / TrustUi / MS / Internal / documents / Application / NativeDirectoryServicesQueryAPIs.cs / 1 / NativeDirectoryServicesQueryAPIs.cs
                        
                        
                            //---------------------------------------------------------------------------- 
//
// 
//    Copyright (C) Microsoft Corporation.  All rights reserved.
//  
//
// 
// Description: NativeDirectoryServicesQueryAPIs contains managed wrappers 
//              for native calls related to Directory Services query APIs
//              and helper methods necessary to make use of them. 
//
//
// History:
// 8/16/2005 - [....] created 
//
//--------------------------------------------------------------------------- 
 
using System;
using System.Runtime.InteropServices; 
using System.Runtime.InteropServices.ComTypes;
using System.Security;  // for SecurityCritical attributes

namespace MS.Internal.Documents 
{
    internal partial class PeoplePickerWrapper 
    { 
        /// 
        /// NativeDirectoryServices contains managed wrappers 
        //  for native calls related to Directory Services query APIs
        //  and helper methods necessary to make use of them.
        /// 
        internal static class UnsafeNativeMethods 
        {
 
            /// 
            /// Managed interface definition for the Active Directory ICommonQuery interface
            /// defined in cmnquery.h as having the following method: 
            ///
            ///  HRESULT OpenQueryWindow(
            ///     HWND hwdnParent,
            ///     LPOPENQUERYWINDOW* pQueryWnd, 
            ///     IDataObject** ppDataObj
            ///  ); 
            /// See also: 
            /// http://msdn.microsoft.com/library/default.asp?url=/library/en-us/ad/ad/icommonquery.asp
            /// and 
            /// http://msdn.microsoft.com/library/default.asp?url=/library/en-us/ad/ad/icommonquery_openquerywindow.asp
            /// 
            ///     Critical:    We are suppressing unmanaged code on this interface.
            ///  
            /// 
            [Guid("ab50dec0-6f1d-11d0-a1c4-00aa00c16e65")] 
            [InterfaceTypeAttribute(ComInterfaceType.InterfaceIsIUnknown)] 
            [ComImport]
            [SecurityCritical] 
            [SuppressUnmanagedCodeSecurity] // Blessed
            internal interface ICommonQuery
            {
                [PreserveSig] 
                UInt32 OpenQueryWindow(
                    [In] IntPtr hwndParent, 
                    [In] ref OpenQueryWindowParams pQueryWnd, 
                    [Out] out IDataObject ppDataObj
                    ); 
            }

            /// 
            /// Managed wrapper for the OPENQUERYWINDOW struct defined in 
            /// cmnquery.h as:
            /// typedef struct { 
            ///     DWORD cbStruct; 
            ///     DWORD dwFlags;
            ///     CLSID clsidHandler; 
            ///     LPVOID pHandlerParameters;
            ///     CLSID clsidDefaultForm;
            ///     IPersistQuery* pPersistQuery;
            ///     union { 
            ///         void* pFormParameters;
            ///         IPropertyBag* ppbFormParameters 
            ///     }; 
            /// } OPENQUERYWINDOW;
            /// 
            /// See also:
            /// http://msdn.microsoft.com/library/default.asp?url=/library/en-us/ad/ad/openquerywindow.asp
            /// 
            [StructLayout(LayoutKind.Sequential)] 
            internal struct OpenQueryWindowParams
            { 
                public UInt32 cbStruct; 
                public UInt32 dwFlags;
                public Guid clsidHandler; 
                public IntPtr pHandlerParameters;
                public Guid clsidDefaultForm;
                public IntPtr pPersistQuery;      // Originally an IPersistQuery (not an IntPtr), which we do not use.
                public IntPtr pFormParameters;    // Originally a union in the COM definition; 
            }                                     // but because we do not use this field we leave this
            // as a single field to avoid 64-bit layout issues. 
 
            /// 
            /// Managed wrapper for the DSQUERYINITPARAMS struct defined in 
            /// dsquery.h as:
            /// typedef struct {
            ///     DWORD cbStruct;
            ///     DWORD dwFlags; 
            ///     LPWSTR pDefaultScope;
            ///     LPWSTR pDefaultSaveLocation; 
            ///     LPWSTR pUserName; 
            ///     LPWSTR pPassword;
            ///     LPWSTR pServer 
            /// } DSQUERYINITPARAMS;
            ///
            /// See also:
            /// http://msdn.microsoft.com/library/default.asp?url=/library/en-us/ad/ad/dsqueryinitparams.asp 
            /// 
            [StructLayout(LayoutKind.Sequential)] 
            internal struct QueryInitParams 
            {
                public uint cbStruct; 
                public uint dwFlags;
                [MarshalAs(UnmanagedType.LPWStr)]
                public String pDefaultScope;
 
                [MarshalAs(UnmanagedType.LPWStr)]
                public String pDefaultSaveLocation; 
 
                [MarshalAs(UnmanagedType.LPWStr)]
                public String pUserName; 

                [MarshalAs(UnmanagedType.LPWStr)]
                public String pPassword;
 
                [MarshalAs(UnmanagedType.LPWStr)]
                public String pServer; 
            } 

            ///  
            /// Managed wrapper for the DSOBJECT struct defined in
            /// dsclient.h as:
            /// typedef struct {
            ///     DWORD dwFlags; 
            ///     DWORD dwProviderFlags;
            ///     DWORD offsetName; 
            ///     DWORD offsetClass; 
            /// } DSOBJECT;
            /// 
            /// See also:
            /// http://msdn.microsoft.com/library/default.asp?url=/library/en-us/ad/ad/dsobject.asp
            /// 
            [StructLayout(LayoutKind.Sequential)] 
            internal struct DsObject
            { 
                public UInt32 dwFlags; 
                public UInt32 dwProviderFlags;
                public UInt32 offsetName; 
                public UInt32 offsetClass;
            }

            ///  
            /// Managed wrapper for the DSOBJECTNAMES struct defined in
            /// dsclient.h as: 
            /// typedef struct { 
            ///     CLSID clsidNamespace;
            ///     UINT cItems; 
            ///     DSOBJECT aObjects[1];
            /// } DSOBJECTNAMES;
            ///
            /// See also: 
            /// http://msdn.microsoft.com/library/default.asp?url=/library/en-us/ad/ad/dsobjectnames.asp
            ///  
            [StructLayout(LayoutKind.Sequential)] 
            internal struct DsObjectNames
            { 
                public Guid clsidNamespace;
                public UInt32 cItems;
                [MarshalAs(UnmanagedType.ByValArray)]
                public DsObject[] aObjects; 
            }
 
            // CLSIDs for objects we're concerned with (from cmnquery.h and dsquery.h) 
            internal static readonly Guid CLSID_CommonQuery = new Guid(0x83bc5ec0, 0x6f2a, 0x11d0, 0xa1, 0xc4, 0x00, 0xaa, 0x00, 0xc1, 0x6e, 0x65);
            internal static readonly Guid CLSID_DsQuery = new Guid(0x08a23e65e, 0x31c2, 0x11d0, 0x89, 0x1c, 0x00, 0xa0, 0x24, 0xab, 0x2d, 0xbb); 
            internal static readonly Guid CLSID_DsFindPeople = new Guid(0x83ee3fe2, 0x57d9, 0x11d0, 0xb9, 0x32, 0x0, 0xa0, 0x24, 0xab, 0x2d, 0xbb);

            // CommonQuery parameters (from cmnquery.h) used in OpenQueryWindowParams to define the
            // state of the People Picker when invoked. 
            internal static readonly uint OQWF_OKCANCEL = 0x00000001; // = 1 => Provide OK/Cancel buttons
            internal static readonly uint OQWF_DEFAULTFORM = 0x00000002; // = 1 => clsidDefaultQueryForm is valid 
            internal static readonly uint OQWF_SINGLESELECT = 0x00000004; // = 1 => allow single selection only 
            internal static readonly uint OQWF_REMOVEFORMS = 0x00000020; // = 1 => remove form picker from dialog
            internal static readonly uint OQWF_SHOWOPTIONAL = 0x00000080; // = 1 => list optional forms by default 
            internal static readonly uint OQWF_HIDEMENUS = 0x00000400; // = 1 => no menu bar displayed

            // Clipboard formats (from winuser.h)
            internal static readonly String CFSTR_DSOBJECTNAMES = "DsObjectNames"; 

            // Success/Failure codes 
            internal static readonly uint S_OK = 0x00000000; 
            internal static readonly uint S_FALSE = 0x00000001;
            internal static readonly uint E_FAIL = 0x80000008; 

        }
    }
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
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NativeDirectoryServicesQueryAPIs.cs source code in C# .NET

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