Code:
/ FX-1434 / FX-1434 / 1.0 / untmp / whidbey / REDBITS / ndp / fx / src / WinForms / Managed / System / WinForms / FileDialog_Vista_Interop.cs / 1 / FileDialog_Vista_Interop.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- #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 } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
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