1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
|
/*
Copyright (C) 2010 Karsten Heinrich (i-net software)
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
arising from the use of this software.
Permission is granted to anyone to use this software for any purpose,
including commercial applications, and to alter it and redistribute it
freely, subject to the following restrictions:
1. The origin of this software must not be misrepresented; you must not
claim that you wrote the original software. If you use this software
in a product, an acknowledgment in the product documentation would be
appreciated but is not required.
2. Altered source versions must be plainly marked as such, and must not be
misrepresented as being the original software.
3. This notice may not be removed or altered from any source distribution.
Jeroen Frijters
jeroen@frijters.net
*/
using System;
using System.Collections.Generic;
using System.Text;
using System.Runtime.InteropServices;
namespace awt
{
public class ShellApi
{
public static Guid GUID_ISHELLFOLDER = new Guid("{000214E6-0000-0000-C000-000000000046}");
public static Guid GUID_ISHELLFOLDER2 = new Guid("{93F2F68C-1D1B-11d3-A30E-00C04F79ABD1}");
#region Windows API access by DLL
/// <summary>
/// FreeMem for icon handles
/// </summary>
/// <param name="hIcon">The icon handle; must not be in use.</param>
/// <returns></returns>
[DllImport("user32.dll")]
public static extern bool DestroyIcon(IntPtr hIcon);
[DllImport("user32.dll")]
static extern bool GetIconInfo(IntPtr hIcon, out ICONINFO piconinfo);
[DllImport("shell32.dll")]
public static extern int FindExecutable(string lpFile, string lpDirectory, StringBuilder lpResult);
/// <summary>
/// Returns the IShellFolder for the virtual desktop, which is the root any other folder.
/// See http://msdn.microsoft.com/en-us/library/bb762175%28VS.85%29.aspx
/// </summary>
[DllImport("shell32.dll")]
public static extern Int32 SHGetDesktopFolder(ref IShellFolder ppshf);
/// <summary>
/// Returns informations aboud any filesystem object which can be addressed by a normal path.
/// See http://msdn.microsoft.com/en-us/library/bb762179%28VS.85%29.aspx
/// </summary>
[DllImport("shell32.dll")]
public static extern IntPtr SHGetFileInfo(string pszPath, uint dwFileAttribs, out SHFILEINFO psfi, uint cbFileInfo, SHGFI uFlags);
[DllImport("shell32.dll")]
public static extern IntPtr SHGetFileInfo(IntPtr pIDL, uint dwFileAttributes, out SHFILEINFO psfi, uint cbFileInfo, SHGFI uFlags);
/// <summary>
/// Returns the pIDL for a special folder.
/// See http://msdn.microsoft.com/en-us/library/bb762203%28VS.85%29.aspx
/// </summary>
[DllImport("shell32.dll")]
public static extern Int32 SHGetSpecialFolderLocation(IntPtr hwndOwner, CSIDL nFolder, ref IntPtr ppidl);
/// <summary>
/// Returns the path for a desktop-relative pIDL
/// See http://msdn.microsoft.com/en-us/library/bb762194%28VS.85%29.aspx
/// </summary>
[DllImport("shell32.dll")]
public static extern Boolean SHGetPathFromIDList(IntPtr pidl, StringBuilder pszPath);
#endregion
#region Flags and Enumerations
// see http://msdn.microsoft.com/en-us/library/bb762499(v=VS.85).aspx
/// <summary>
/// Constants for IShellFolder.GetDisplayNameOf and IShellFolder.SetNameOf
/// </summary>
[Flags]
public enum SHGDN : uint
{
SHGDN_NORMAL = 0x0000, // Default
SHGDN_INFOLDER = 0x0001, // Displayed relative to a folder
SHGDN_FOREDITING = 0x1000, // for in-place editing
SHGDN_FORADDRESSBAR = 0x4000,
SHGDN_FORPARSING = 0x8000, // parsable by ParseDisplayName()
}
/// <summary>
/// Filter constants for IShellFolder.EnumObjects
/// </summary>
[Flags]
public enum SHCONTF : uint
{
SHCONTF_CHECKING_FOR_CHILDREN = 0x00010,// >Win7. The calling application is checking for the existence of child items in the folder.
SHCONTF_FOLDERS = 0x0020, // Include folders
SHCONTF_NONFOLDERS = 0x0040, // Include non folders
SHCONTF_INCLUDEHIDDEN = 0x0080, // Show hidden items
SHCONTF_INIT_ON_FIRST_NEXT = 0x0100, // Allow EnumObject() to return before validating the enumeration
SHCONTF_NETPRINTERSRCH = 0x0200, // Hint that client is looking for printers
SHCONTF_SHAREABLE = 0x0400, // Hint that client is looking sharable resources
SHCONTF_STORAGE = 0x0800, // Include all items with accessible storage
SHCONTF_NAVIGATION_ENUM = 0x01000, // >Win7. Child folders should provide a navigation enumeration.
SHCONTF_FASTITEMS = 0x02000, // >Win7. The calling application is looking for resources that can be enumerated quickly.
SHCONTF_FLATLIST = 0x04000, // >Win7. Enumerate items as a simple list even if the folder itself is not structured in that way.
SHCONTF_ENABLE_ASYNC = 0x08000, // >Win7. The calling application is monitoring for change notifications.
SHCONTF_INCLUDESUPERHIDDEN = 0x10000 // >Win7. Include hidden system items in the enumeration.
}
/// <summary>
/// Attributes of an IShellFolder object
/// </summary>
[Flags]
public enum SFGAOF : uint
{
SFGAO_CANCOPY = 0x1, // can be copied
SFGAO_CANMOVE = 0x2, // can be moved
SFGAO_CANLINK = 0x4, // can be linked
SFGAO_STORAGE = 0x00000008, // Supports BindToObject(IID_IStorage)
SFGAO_CANRENAME = 0x00000010, // can be renamed
SFGAO_CANDELETE = 0x00000020, // can be deleted
SFGAO_HASPROPSHEET = 0x00000040, // have property sheets
SFGAO_DROPTARGET = 0x00000100, // are drop target
SFGAO_CAPABILITYMASK = 0x00000177,
SFGAO_SYSTEM = 0x00001000, // >Win7, The specified items are system items.
SFGAO_ENCRYPTED = 0x00002000, // items are encrypted
SFGAO_ISSLOW = 0x00004000, // 'Slow' object
SFGAO_GHOSTED = 0x00008000, // Ghosted icon
SFGAO_LINK = 0x00010000, // Shortcut (link)
SFGAO_SHARE = 0x00020000, // Shared
SFGAO_READONLY = 0x00040000, // Read-only
SFGAO_HIDDEN = 0x00080000, // Hidden object
SFGAO_DISPLAYATTRMASK = 0x000FC000, // Do not use.(Docs of MSDN)
SFGAO_FILESYSANCESTOR = 0x10000000, // May contain children with SFGAO_FILESYSTEM
SFGAO_FOLDER = 0x20000000, // Support BindToObject(IID_IShellFolder)
SFGAO_FILESYSTEM = 0x40000000, // Is a win32 file system object (file/folder/root)
SFGAO_HASSUBFOLDER = 0x80000000, // May contain children with SFGAO_FOLDER
SFGAO_CONTENTSMASK = 0x80000000, //
SFGAO_VALIDATE = 0x01000000, // revalidate cached information
SFGAO_REMOVABLE = 0x02000000, // is a removeable media
SFGAO_COMPRESSED = 0x04000000, // is compressed
SFGAO_BROWSABLE = 0x08000000, // Supports IShellFolder, but only implements CreateViewObject() (non-folder view)
SFGAO_NONENUMERATED = 0x00100000, // is a non-enumerated object
SFGAO_NEWCONTENT = 0x00200000, // Should show bold in explorer tree
SFGAO_CANMONIKER = 0x00400000, // Not supported.
SFGAO_HASSTORAGE = 0x00400000, // Not supported.
SFGAO_STREAM = 0x00400000, // Supports BindToObject
SFGAO_STORAGEANCESTOR = 0x00800000, // May contain children with SFGAO_STORAGE or SFGAO_STREAM
SFGAO_STORAGECAPMASK = 0x70C50008, // For determining storage capabilities, ie for open/save semantics
}
/// <summary>
/// Specifies the desired format of a STRRET structure
/// </summary>
[Flags]
public enum STRRET_TYPE : uint
{
STRRET_WSTR = 0, // The string is returned in the cStr
STRRET_OFFSET = 0x1, // The uOffset value indicates the number of bytes from the beginning of the IDL where the string is located.
STRRET_CSTR = 0x2, // The string is at the address specified by pOleStr
}
/// <summary>
/// Flags for SHGetFileInfo, parameter uFlags; specifies the file information to retrieve.
/// See http://www.pinvoke.net/default.aspx/Constants/ShellAPI%20.html
/// </summary>
[Flags]
public enum SHGFI
{
SHGFI_LARGEICON = 0x000000000,
SHGFI_SMALLICON = 0x000000001,
SHGFI_OPENICON = 0x000000002,
SHGFI_SHELLICONSIZE = 0x000000004,
SHGFI_PIDL = 0x000000008,
SHGFI_USEFILEATTRIBUTES = 0x000000010,
SHGFI_ADDOVERLAYS = 0x000000020,
SHGFI_OVERLAYINDEX = 0x000000040,
SHGFI_ICON = 0x000000100,
SHGFI_DISPLAYNAME = 0x000000200,
SHGFI_TYPENAME = 0x000000400,
SHGFI_ATTRIBUTES = 0x000000800,
SHGFI_ICONLOCATION = 0x000001000,
SHGFI_EXETYPE = 0x000002000,
SHGFI_SYSICONINDEX = 0x000004000,
SHGFI_LINKOVERLAY = 0x000008000,
SHGFI_SELECTED = 0x000010000,
SHGFI_ATTR_SPECIFIED = 0x000020000,
}
/// <summary>
/// Special folder constants
/// See http://msdn.microsoft.com/en-us/library/bb762494%28VS.85%29.aspx
/// </summary>
[Flags]
public enum CSIDL : int
{
CSIDL_DESKTOP = 0x0000,
CSIDL_INTERNET = 0x0001,
CSIDL_PROGRAMS = 0x0002,
CSIDL_CONTROLS = 0x0003,
CSIDL_PRINTERS = 0x0004,
CSIDL_PERSONAL = 0x0005,
CSIDL_FAVORITES = 0x0006,
CSIDL_STARTUP = 0x0007,
CSIDL_RECENT = 0x0008,
CSIDL_SENDTO = 0x0009,
CSIDL_BITBUCKET = 0x000a,
CSIDL_STARTMENU = 0x000b,
CSIDL_MYDOCUMENTS = 0x000c,
CSIDL_MYMUSIC = 0x000d,
CSIDL_MYVIDEO = 0x000e,
CSIDL_DESKTOPDIRECTORY = 0x0010,
CSIDL_DRIVES = 0x0011,
CSIDL_NETWORK = 0x0012,
CSIDL_NETHOOD = 0x0013,
CSIDL_FONTS = 0x0014,
CSIDL_TEMPLATES = 0x0015,
CSIDL_COMMON_STARTMENU = 0x0016,
CSIDL_COMMON_PROGRAMS = 0X0017,
CSIDL_COMMON_STARTUP = 0x0018,
CSIDL_COMMON_DESKTOPDIRECTORY = 0x0019,
CSIDL_APPDATA = 0x001A,
CSIDL_PRINTHOOD = 0x001b,
CSIDL_LOCAL_APPDATA = 0x001c,
CSIDL_ALTSTARTUP = 0x001d,
CSIDL_COMMON_ALTSTARTUP = 0x001e,
CSIDL_COMMON_FAVORITES = 0x001f,
CSIDL_INTERNET_CACHE = 0x0020,
CSIDL_COOKIES = 0x0021,
CSIDL_HISTORY = 0x0022,
CSIDL_COMMON_APPDATA = 0x0023,
CSIDL_WINDOWS = 0x0024,
CSIDL_SYSTEM = 0x0025,
CSIDL_PROGRAM_FILES = 0x0026,
CSIDL_MYPICTURES = 0x0027,
CSIDL_PROFILE = 0x0028,
CSIDL_SYSTEMX86 = 0x0029,
CSIDL_PROGRAM_FILESX86 = 0x002a,
CSIDL_PROGRAM_FILES_COMMON = 0x002b,
CSIDL_PROGRAM_FILES_COMMONX86 = 0x002c,
CSIDL_COMMON_TEMPLATES = 0x002d,
CSIDL_COMMON_DOCUMENTS = 0x002e,
CSIDL_COMMON_ADMINTOOLS = 0x002f,
CSIDL_ADMINTOOLS = 0x0030,
CSIDL_CONNECTIONS = 0x0031,
CSIDL_COMMON_MUSIC = 0x0035,
CSIDL_COMMON_PICTURES = 0x0036,
CSIDL_COMMON_VIDEO = 0x0037,
CSIDL_CDBURN_AREA = 0x003b
}
/// <summary>
/// See http://msdn.microsoft.com/en-us/library/bb762538%28VS.85%29.aspx
/// </summary>
[Flags]
public enum SHCOLSTATE : uint
{
SHCOLSTATE_DEFAULT = 0x00000000,
SHCOLSTATE_TYPE_STR = 0x00000001,
SHCOLSTATE_TYPE_INT = 0x00000002,
SHCOLSTATE_TYPE_DATE = 0x00000003,
SHCOLSTATE_TYPEMASK = 0x0000000f,
SHCOLSTATE_ONBYDEFAULT = 0x00000010,
SHCOLSTATE_SLOW = 0x00000020,
SHCOLSTATE_EXTENDED = 0x00000040,
SHCOLSTATE_SECONDARYUI = 0x00000080,
SHCOLSTATE_HIDDEN = 0x00000100,
SHCOLSTATE_PREFER_VARCMP = 0x00000200,
SHCOLSTATE_PREFER_FMTCMP = 0x00000400,
SHCOLSTATE_NOSORTBYFOLDERNESS = 0x00000800,
SHCOLSTATE_VIEWONLY = 0x00010000,
SHCOLSTATE_BATCHREAD = 0x00020000,
SHCOLSTATE_NO_GROUPBY = 0x00040000,
SHCOLSTATE_FIXED_WIDTH = 0x00001000,
SHCOLSTATE_NODPISCALE = 0x00002000,
SHCOLSTATE_FIXED_RATIO = 0x00004000,
SHCOLSTATE_DISPLAYMASK = 0x0000F000,
}
/// <summary>
/// Flags for IExtractIcon.GetIconLocation
/// See http://msdn.microsoft.com/en-us/library/bb761852%28VS.85%29.aspx
/// </summary>
[Flags]
public enum GIL : uint{
GIL_OPENICON = 0x0001,
GIL_FORSHELL = 0x0002,
GIL_ASYNC = 0x0020,
GIL_DEFAULTICON = 0x0040,
GIL_FORSHORTCUT = 0x0080,
}
#endregion
#region Structs
/// <summary>
/// File informations
/// See http://msdn.microsoft.com/en-us/library/bb759792%28VS.85%29.aspx
/// </summary>
public struct SHFILEINFO
{
public IntPtr hIcon;
public IntPtr iIcon;
public uint dwAttributes;
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 260)]
public string szDisplayName;
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 80)]
public string szTypeName;
}
/// <summary>
/// Return value of IShellFolder interface methods
/// </summary>
[StructLayout(LayoutKind.Explicit, Size=264, CharSet = CharSet.Auto)]
public struct STRRET
{
[FieldOffset(0)]
public UInt32 uType; // type of storage
[FieldOffset(4)]
public IntPtr pOleStr; // pointer to the string
[FieldOffset(4)]
public UInt32 uOffset; // Offset into an IID list
[FieldOffset(4)]
public IntPtr cStr; // string buffer with the name
}
[StructLayout(LayoutKind.Sequential)]
private struct ICONINFO
{
internal bool fIcon;
internal int xHotspot;
internal int yHotspot;
internal IntPtr hbmMask;
internal IntPtr hbmColor;
}
[StructLayout(LayoutKind.Sequential)]
public struct SHELLDETAILS
{
public int fmt;
public int cxChar;
public STRRET str;
}
#endregion
#region ComImports
/// <summary>
/// See http://msdn.microsoft.com/en-us/library/bb775075%28VS.85%29.aspx
/// </summary>
[ComImport]
[InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
[Guid("000214E6-0000-0000-C000-000000000046")]
public interface IShellFolder
{
[PreserveSig()]
uint ParseDisplayName(
IntPtr hwnd,
IntPtr pbc,
[In(), MarshalAs(UnmanagedType.LPWStr)] string pszDisplayName,
out uint pchEaten,
out IntPtr ppidl,
ref uint pdwAttributes);
[PreserveSig()]
uint EnumObjects(
IntPtr hwnd,
SHCONTF grfFlags,
out IEnumIDList ppenumIDList);
[PreserveSig()]
uint BindToObject(
IntPtr pidl,
IntPtr pbc,
[In()] ref Guid riid,
out IShellFolder ppv);
[PreserveSig()]
uint BindToStorage(
IntPtr pidl,
IntPtr pbc,
[In()] ref Guid riid,
[MarshalAs(UnmanagedType.Interface)] out object ppv);
[PreserveSig()]
int CompareIDs(
int lParam,
IntPtr pidl1,
IntPtr pidl2);
[PreserveSig()]
uint CreateViewObject(
IntPtr hwndOwner,
[In()] ref Guid riid,
[MarshalAs(UnmanagedType.Interface)] out object ppv);
[PreserveSig()]
uint GetAttributesOf(
int cidl,
[In(), MarshalAs(UnmanagedType.LPArray)] IntPtr[] apidl,
[MarshalAs(UnmanagedType.LPArray)]
SFGAOF[] rgfInOut);
[PreserveSig()]
uint GetUIObjectOf(
IntPtr hwndOwner,
int cidl,
[In(), MarshalAs(UnmanagedType.LPArray)] IntPtr[] apidl,
[In()] ref Guid riid,
IntPtr rgfReserved,
[MarshalAs(UnmanagedType.Interface)] out object ppv);
[PreserveSig()]
uint GetDisplayNameOf(
IntPtr pidl,
SHGDN uFlags,
out STRRET pName);
[PreserveSig()]
uint SetNameOf(
IntPtr hwnd,
IntPtr pidl,
[In(), MarshalAs(UnmanagedType.LPWStr)] string pszName,
SHGDN uFlags,
out IntPtr ppidlOut);
}
/// <summary>
/// See http://msdn.microsoft.com/en-us/library/bb761277%28VS.85%29.aspx
/// </summary>
[ComImport]
[InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
[Guid("000214e5-0000-0000-c000-000000000046")]
public interface IShellIcon
{
[PreserveSig()]
int GetIconOf(
IntPtr pidl,
uint flags,
out int pIconIndex);
}
/// <summary>
/// see http://msdn.microsoft.com/en-us/library/bb761854%28VS.85%29.aspx
/// </summary>
[ComImport]
[InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
[Guid("000214fa-0000-0000-c000-000000000046")]
public interface IExtractIcon
{
[PreserveSig()]
int GetIconLocation(
uint uFlags,
[Out, MarshalAs(UnmanagedType.LPWStr, SizeParamIndex = 2)] StringBuilder szIconFile,
int cchMax,
out int piIndex,
out uint pwFlags);
[PreserveSig()]
int Extract(
[MarshalAs( UnmanagedType.LPWStr )] string pstFile,
uint nIconIndex,
out IntPtr phiconLarge,
out IntPtr phiconSmall,
uint nIconSize );
}
/// <summary>
/// See http://msdn.microsoft.com/en-us/library/bb775055%28VS.85%29.aspx
/// </summary>
[ComImport]
[InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
[Guid("93F2F68C-1D1B-11d3-A30E-00C04F79ABD1")]
public interface IShellFolder2 : IShellFolder // Extends the capabilities of IShellFolder
{
[PreserveSig()]
uint EnumSearches(
[MarshalAs(UnmanagedType.Interface)] out object ppEnum);
[PreserveSig()]
uint GetDefaultColumn(
uint dwReserved,
out ulong pSort,
out ulong pDisplay);
[PreserveSig()]
uint GetDefaultColumnState(
uint iColumn,
out uint pcsFlags);
[PreserveSig()]
uint GetDefaultSearchGUID(
ref Guid guid);
[PreserveSig()]
uint GetDetailsEx(
IntPtr pidl,
[In()] IntPtr pcsFlags,
out IntPtr pv);
[PreserveSig()]
uint GetDetailsOf(
IntPtr pidl,
uint iColumn,
out SHELLDETAILS psd);
[PreserveSig()]
uint MapColumnToSCID(
uint iColumn,
out IntPtr pscid);
}
/// <summary>
/// See http://msdn.microsoft.com/en-us/library/bb761982%28VS.85%29.aspx
/// </summary>
[ComImport]
[InterfaceType(ComInterfaceType.InterfaceIsIUnknown)]
[Guid("000214F2-0000-0000-C000-000000000046")]
public interface IEnumIDList
{
[PreserveSig()]
uint Next(
uint celt,
out IntPtr rgelt,
out Int32 pceltFetched
);
[PreserveSig()]
uint Skip(
uint celt
);
[PreserveSig()]
uint Reset();
[PreserveSig()]
uint Clone(
out IEnumIDList ppenum
);
}
#endregion
}
}
|