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//------------------------------------------------------------------------------
// <copyright file="FileDialogCustomPlace.cs" company="Microsoft">
// Copyright (c) Microsoft Corporation. All rights reserved.
// </copyright>
//------------------------------------------------------------------------------
#pragma warning disable 108
namespace System.Windows.Forms
{
using System;
using System.Runtime.InteropServices;
using System.Runtime.CompilerServices;
using System.Text;
static class FileDialogNative
{
[ComImport]
[Guid(IIDGuid.IFileOpenDialog)]
[CoClass(typeof(FileOpenDialogRCW))]
internal interface NativeFileOpenDialog : IFileOpenDialog
{ }
[ComImport]
[Guid(IIDGuid.IFileSaveDialog)]
[CoClass(typeof(FileSaveDialogRCW))]
internal interface NativeFileSaveDialog : IFileSaveDialog
{ }
[ComImport]
[ClassInterface(ClassInterfaceType.None)]
[TypeLibType(TypeLibTypeFlags.FCanCreate)]
[Guid(CLSIDGuid.FileOpenDialog)]
internal class FileOpenDialogRCW
{ }
[ComImport]
[ClassInterface(ClassInterfaceType.None)]
[TypeLibType(TypeLibTypeFlags.FCanCreate)]
[Guid(CLSIDGuid.FileSaveDialog)]
internal class FileSaveDialogRCW
{ }
internal class IIDGuid
{
private IIDGuid() { } // Avoid FxCop violation AvoidUninstantiatedInternalClasses
// IID GUID strings for relevant COM interfaces
internal const string IModalWindow = "b4db1657-70d7-485e-8e3e-6fcb5a5c1802";
internal const string IFileDialog = "42f85136-db7e-439c-85f1-e4075d135fc8";
internal const string IFileOpenDialog = "d57c7288-d4ad-4768-be02-9d969532d960";
internal const string IFileSaveDialog = "84bccd23-5fde-4cdb-aea4-af64b83d78ab";
internal const string IFileDialogEvents = "973510DB-7D7F-452B-8975-74A85828D354";
internal const string IShellItem = "43826D1E-E718-42EE-BC55-A1E261C37BFE";
internal const string IShellItemArray = "B63EA76D-1F85-456F-A19C-48159EFA858B";
}
internal class CLSIDGuid
{
private CLSIDGuid() { } // Avoid FxCop violation AvoidUninstantiatedInternalClasses
internal const string FileOpenDialog = "DC1C5A9C-E88A-4dde-A5A1-60F82A20AEF7";
internal const string FileSaveDialog = "C0B4E2F3-BA21-4773-8DBA-335EC946EB8B";
}
[ComImport()]
[Guid(IIDGuid.IModalWindow)]
[InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
internal interface IModalWindow
{
[PreserveSig]
int Show([In] IntPtr parent);
}
internal enum SIATTRIBFLAGS
{
SIATTRIBFLAGS_AND = 0x00000001, // if multiple items and the attributes together.
SIATTRIBFLAGS_OR = 0x00000002, // if multiple items or the attributes together.
SIATTRIBFLAGS_APPCOMPAT = 0x00000003, // Call GetAttributes directly on the ShellFolder for multiple attributes
}
[ComImport]
[Guid(IIDGuid.IShellItemArray)]
[InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
internal interface IShellItemArray
{
// Not supported: IBindCtx
void BindToHandler([In, MarshalAs(UnmanagedType.Interface)] IntPtr pbc, [In] ref Guid rbhid, [In] ref Guid riid, out IntPtr ppvOut);
void GetPropertyStore([In] int Flags, [In] ref Guid riid, out IntPtr ppv);
void GetPropertyDescriptionList([In] ref PROPERTYKEY keyType, [In] ref Guid riid, out IntPtr ppv);
void GetAttributes([In] SIATTRIBFLAGS dwAttribFlags, [In] uint sfgaoMask, out uint psfgaoAttribs);
void GetCount(out uint pdwNumItems);
void GetItemAt([In] uint dwIndex, [MarshalAs(UnmanagedType.Interface)] out IShellItem ppsi);
void EnumItems([MarshalAs(UnmanagedType.Interface)] out IntPtr ppenumShellItems);
}
[StructLayout(LayoutKind.Sequential, Pack = 4)]
internal struct PROPERTYKEY
{
internal Guid fmtid;
internal uint pid;
}
[ComImport()]
[Guid(IIDGuid.IFileDialog)]
[InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
internal interface IFileDialog
{
[PreserveSig]
int Show([In] IntPtr parent);
void SetFileTypes([In] uint cFileTypes, [In] [MarshalAs(UnmanagedType.LPArray)]COMDLG_FILTERSPEC[] rgFilterSpec);
void SetFileTypeIndex([In] uint iFileType);
void GetFileTypeIndex(out uint piFileType);
void Advise([In, MarshalAs(UnmanagedType.Interface)] IFileDialogEvents pfde, out uint pdwCookie);
void Unadvise([In] uint dwCookie);
void SetOptions([In] FOS fos);
void GetOptions(out FOS pfos);
void SetDefaultFolder([In, MarshalAs(UnmanagedType.Interface)] IShellItem psi);
void SetFolder([In, MarshalAs(UnmanagedType.Interface)] IShellItem psi);
void GetFolder([MarshalAs(UnmanagedType.Interface)] out IShellItem ppsi);
void GetCurrentSelection([MarshalAs(UnmanagedType.Interface)] out IShellItem ppsi);
void SetFileName([In, MarshalAs(UnmanagedType.LPWStr)] string pszName);
void GetFileName([MarshalAs(UnmanagedType.LPWStr)] out string pszName);
void SetTitle([In, MarshalAs(UnmanagedType.LPWStr)] string pszTitle);
void SetOkButtonLabel([In, MarshalAs(UnmanagedType.LPWStr)] string pszText);
void SetFileNameLabel([In, MarshalAs(UnmanagedType.LPWStr)] string pszLabel);
void GetResult([MarshalAs(UnmanagedType.Interface)] out IShellItem ppsi);
void AddPlace([In, MarshalAs(UnmanagedType.Interface)] IShellItem psi, int alignment);
void SetDefaultExtension([In, MarshalAs(UnmanagedType.LPWStr)] string pszDefaultExtension);
void Close([MarshalAs(UnmanagedType.Error)] int hr);
void SetClientGuid([In] ref Guid guid);
void ClearClientData();
void SetFilter([MarshalAs(UnmanagedType.Interface)] IntPtr pFilter);
}
[ComImport()]
[Guid(IIDGuid.IFileOpenDialog)]
[InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
internal interface IFileOpenDialog : IFileDialog
{
[PreserveSig]
int Show([In] IntPtr parent);
void SetFileTypes([In] uint cFileTypes, [In] ref COMDLG_FILTERSPEC rgFilterSpec);
void SetFileTypeIndex([In] uint iFileType);
void GetFileTypeIndex(out uint piFileType);
void Advise([In, MarshalAs(UnmanagedType.Interface)] IFileDialogEvents pfde, out uint pdwCookie);
void Unadvise([In] uint dwCookie);
void SetOptions([In] FOS fos);
void GetOptions(out FOS pfos);
void SetDefaultFolder([In, MarshalAs(UnmanagedType.Interface)] IShellItem psi);
void SetFolder([In, MarshalAs(UnmanagedType.Interface)] IShellItem psi);
void GetFolder([MarshalAs(UnmanagedType.Interface)] out IShellItem ppsi);
void GetCurrentSelection([MarshalAs(UnmanagedType.Interface)] out IShellItem ppsi);
void SetFileName([In, MarshalAs(UnmanagedType.LPWStr)] string pszName);
void GetFileName([MarshalAs(UnmanagedType.LPWStr)] out string pszName);
void SetTitle([In, MarshalAs(UnmanagedType.LPWStr)] string pszTitle);
void SetOkButtonLabel([In, MarshalAs(UnmanagedType.LPWStr)] string pszText);
void SetFileNameLabel([In, MarshalAs(UnmanagedType.LPWStr)] string pszLabel);
void GetResult([MarshalAs(UnmanagedType.Interface)] out IShellItem ppsi);
void AddPlace([In, MarshalAs(UnmanagedType.Interface)] IShellItem psi, FileDialogCustomPlace fdcp);
void SetDefaultExtension([In, MarshalAs(UnmanagedType.LPWStr)] string pszDefaultExtension);
void Close([MarshalAs(UnmanagedType.Error)] int hr);
void SetClientGuid([In] ref Guid guid);
void ClearClientData();
void SetFilter([MarshalAs(UnmanagedType.Interface)] IntPtr pFilter);
void GetResults([MarshalAs(UnmanagedType.Interface)] out IShellItemArray ppenum);
void GetSelectedItems([MarshalAs(UnmanagedType.Interface)] out IShellItemArray ppsai);
}
[ComImport(),
Guid(IIDGuid.IFileSaveDialog),
InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
internal interface IFileSaveDialog : IFileDialog
{
[PreserveSig]
int Show([In] IntPtr parent);
void SetFileTypes([In] uint cFileTypes, [In] ref COMDLG_FILTERSPEC rgFilterSpec);
void SetFileTypeIndex([In] uint iFileType);
void GetFileTypeIndex(out uint piFileType);
void Advise([In, MarshalAs(UnmanagedType.Interface)] IFileDialogEvents pfde, out uint pdwCookie);
void Unadvise([In] uint dwCookie);
void SetOptions([In] FOS fos);
void GetOptions(out FOS pfos);
void SetDefaultFolder([In, MarshalAs(UnmanagedType.Interface)] IShellItem psi);
void SetFolder([In, MarshalAs(UnmanagedType.Interface)] IShellItem psi);
void GetFolder([MarshalAs(UnmanagedType.Interface)] out IShellItem ppsi);
void GetCurrentSelection([MarshalAs(UnmanagedType.Interface)] out IShellItem ppsi);
void SetFileName([In, MarshalAs(UnmanagedType.LPWStr)] string pszName);
void GetFileName([MarshalAs(UnmanagedType.LPWStr)] out string pszName);
void SetTitle([In, MarshalAs(UnmanagedType.LPWStr)] string pszTitle);
void SetOkButtonLabel([In, MarshalAs(UnmanagedType.LPWStr)] string pszText);
void SetFileNameLabel([In, MarshalAs(UnmanagedType.LPWStr)] string pszLabel);
void GetResult([MarshalAs(UnmanagedType.Interface)] out IShellItem ppsi);
void AddPlace([In, MarshalAs(UnmanagedType.Interface)] IShellItem psi, FileDialogCustomPlace fdcp);
void SetDefaultExtension([In, MarshalAs(UnmanagedType.LPWStr)] string pszDefaultExtension);
void Close([MarshalAs(UnmanagedType.Error)] int hr);
void SetClientGuid([In] ref Guid guid);
void ClearClientData();
void SetFilter([MarshalAs(UnmanagedType.Interface)] IntPtr pFilter);
void SetSaveAsItem([In, MarshalAs(UnmanagedType.Interface)] IShellItem psi);
void SetProperties([In, MarshalAs(UnmanagedType.Interface)] IntPtr pStore);
void SetCollectedProperties([In, MarshalAs(UnmanagedType.Interface)] IntPtr pList, [In] int fAppendDefault);
void GetProperties([MarshalAs(UnmanagedType.Interface)] out IntPtr ppStore);
void ApplyProperties([In, MarshalAs(UnmanagedType.Interface)] IShellItem psi, [In, MarshalAs(UnmanagedType.Interface)] IntPtr pStore, [In, ComAliasName("ShellObjects.wireHWND")] ref IntPtr hwnd, [In, MarshalAs(UnmanagedType.Interface)] IntPtr pSink);
}
[ComImport,
Guid(IIDGuid.IFileDialogEvents),
InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
internal interface IFileDialogEvents
{
// NOTE: some of these callbacks are cancelable - returning S_FALSE means that
// the dialog should not proceed (e.g. with closing, changing folder); to
// support this, we need to use the PreserveSig attribute to enable us to return
// the proper HRESULT
[PreserveSig]
int OnFileOk([In, MarshalAs(UnmanagedType.Interface)] IFileDialog pfd);
[PreserveSig]
int OnFolderChanging([In, MarshalAs(UnmanagedType.Interface)] IFileDialog pfd, [In, MarshalAs(UnmanagedType.Interface)] IShellItem psiFolder);
void OnFolderChange([In, MarshalAs(UnmanagedType.Interface)] IFileDialog pfd);
void OnSelectionChange([In, MarshalAs(UnmanagedType.Interface)] IFileDialog pfd);
void OnShareViolation([In, MarshalAs(UnmanagedType.Interface)] IFileDialog pfd, [In, MarshalAs(UnmanagedType.Interface)] IShellItem psi, out FDE_SHAREVIOLATION_RESPONSE pResponse);
void OnTypeChange([In, MarshalAs(UnmanagedType.Interface)] IFileDialog pfd);
void OnOverwrite([In, MarshalAs(UnmanagedType.Interface)] IFileDialog pfd, [In, MarshalAs(UnmanagedType.Interface)] IShellItem psi, out FDE_OVERWRITE_RESPONSE pResponse);
}
[ComImport,
Guid(IIDGuid.IShellItem),
InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
internal interface IShellItem
{
void BindToHandler([In, MarshalAs(UnmanagedType.Interface)] IntPtr pbc, [In] ref Guid bhid, [In] ref Guid riid, out IntPtr ppv);
void GetParent([MarshalAs(UnmanagedType.Interface)] out IShellItem ppsi);
void GetDisplayName([In] SIGDN sigdnName, [MarshalAs(UnmanagedType.LPWStr)] out string ppszName);
void GetAttributes([In] uint sfgaoMask, out uint psfgaoAttribs);
void Compare([In, MarshalAs(UnmanagedType.Interface)] IShellItem psi, [In] uint hint, out int piOrder);
}
internal enum SIGDN : uint
{
SIGDN_NORMALDISPLAY = 0x00000000, // SHGDN_NORMAL
SIGDN_PARENTRELATIVEPARSING = 0x80018001, // SHGDN_INFOLDER | SHGDN_FORPARSING
SIGDN_DESKTOPABSOLUTEPARSING = 0x80028000, // SHGDN_FORPARSING
SIGDN_PARENTRELATIVEEDITING = 0x80031001, // SHGDN_INFOLDER | SHGDN_FOREDITING
SIGDN_DESKTOPABSOLUTEEDITING = 0x8004c000, // SHGDN_FORPARSING | SHGDN_FORADDRESSBAR
SIGDN_FILESYSPATH = 0x80058000, // SHGDN_FORPARSING
SIGDN_URL = 0x80068000, // SHGDN_FORPARSING
SIGDN_PARENTRELATIVEFORADDRESSBAR = 0x8007c001, // SHGDN_INFOLDER | SHGDN_FORPARSING | SHGDN_FORADDRESSBAR
SIGDN_PARENTRELATIVE = 0x80080001 // SHGDN_INFOLDER
}
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto, Pack = 4)]
internal struct COMDLG_FILTERSPEC
{
[MarshalAs(UnmanagedType.LPWStr)]
internal string pszName;
[MarshalAs(UnmanagedType.LPWStr)]
internal string pszSpec;
}
[Flags]
internal enum FOS : uint
{
FOS_OVERWRITEPROMPT = 0x00000002,
FOS_STRICTFILETYPES = 0x00000004,
FOS_NOCHANGEDIR = 0x00000008,
FOS_PICKFOLDERS = 0x00000020,
FOS_FORCEFILESYSTEM = 0x00000040, // Ensure that items returned are filesystem items.
FOS_ALLNONSTORAGEITEMS = 0x00000080, // Allow choosing items that have no storage.
FOS_NOVALIDATE = 0x00000100,
FOS_ALLOWMULTISELECT = 0x00000200,
FOS_PATHMUSTEXIST = 0x00000800,
FOS_FILEMUSTEXIST = 0x00001000,
FOS_CREATEPROMPT = 0x00002000,
FOS_SHAREAWARE = 0x00004000,
FOS_NOREADONLYRETURN = 0x00008000,
FOS_NOTESTFILECREATE = 0x00010000,
FOS_HIDEMRUPLACES = 0x00020000,
FOS_HIDEPINNEDPLACES = 0x00040000,
FOS_NODEREFERENCELINKS = 0x00100000,
FOS_DONTADDTORECENT = 0x02000000,
FOS_FORCESHOWHIDDEN = 0x10000000,
FOS_DEFAULTNOMINIMODE = 0x20000000
}
internal enum FDE_SHAREVIOLATION_RESPONSE
{
FDESVR_DEFAULT = 0x00000000,
FDESVR_ACCEPT = 0x00000001,
FDESVR_REFUSE = 0x00000002
}
internal enum FDE_OVERWRITE_RESPONSE
{
FDEOR_DEFAULT = 0x00000000,
FDEOR_ACCEPT = 0x00000001,
FDEOR_REFUSE = 0x00000002
}
}
}
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