0
|
1 using System;
|
|
2 using System.Drawing;
|
|
3 using System.Runtime.InteropServices;
|
|
4 using System.Runtime.InteropServices.ComTypes;
|
|
5 using System.Text;
|
|
6
|
|
7 namespace ShortcutKeyFinder
|
|
8 {
|
|
9 /// <summary>Various functions to call the Win32 API</summary>
|
|
10 /// <remarks>Method signatures taken from http://www.pinvoke.net/ </remarks>
|
|
11 class Win32Helpers
|
|
12 {
|
|
13 public const int STGM_READ = 0x00000000;
|
|
14 public const int STGM_READWRITE = 0x00000002;
|
|
15 public const int ILD_NORMAL = 0;
|
|
16 public const int SW_SHOWNORMAL = 1;
|
|
17 public const uint SEE_MASK_INVOKEIDLIST = 0x0000000C;
|
|
18 public const uint BCM_SETSHIELD = 0x160C;
|
|
19 public const int SHGFI_SMALLICON = 0x000000001;
|
|
20 public const int SHGFI_ICON = 0x000000100;
|
|
21 public const int SHGFI_DISPLAYNAME = 0x000000200;
|
|
22 public const int SHGFI_SYSICONINDEX = 0x000004000;
|
|
23
|
|
24
|
|
25 #region GetShortcutHotkey, SetShortcutHotkey
|
|
26
|
|
27 // The CharSet must match the CharSet of the corresponding PInvoke signature
|
|
28 [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
|
|
29 struct WIN32_FIND_DATAW
|
|
30 {
|
|
31 public uint dwFileAttributes;
|
|
32 public System.Runtime.InteropServices.ComTypes.FILETIME ftCreationTime;
|
|
33 public System.Runtime.InteropServices.ComTypes.FILETIME ftLastAccessTime;
|
|
34 public System.Runtime.InteropServices.ComTypes.FILETIME ftLastWriteTime;
|
|
35 public uint nFileSizeHigh;
|
|
36 public uint nFileSizeLow;
|
|
37 public uint dwReserved0;
|
|
38 public uint dwReserved1;
|
|
39 [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 260)]
|
|
40 public string cFileName;
|
|
41 [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 14)]
|
|
42 public string cAlternateFileName;
|
|
43 }
|
|
44
|
|
45 /// <summary>IShellLink.GetPath fFlags: Flags that specify the type of path information to retrieve</summary>
|
|
46 [Flags()]
|
|
47 enum SLGP_FLAGS
|
|
48 {
|
|
49 /// <summary>Retrieves the standard short (8.3 format) file name</summary>
|
|
50 SLGP_SHORTPATH = 0x1,
|
|
51 /// <summary>Retrieves the Universal Naming Convention (UNC) path name of the file</summary>
|
|
52 SLGP_UNCPRIORITY = 0x2,
|
|
53 /// <summary>Retrieves the raw path name. A raw path is something that might not exist and may include environment variables that need to be expanded</summary>
|
|
54 SLGP_RAWPATH = 0x4
|
|
55 }
|
|
56
|
|
57 /// <summary>IShellLink.Resolve fFlags</summary>
|
|
58 [Flags()]
|
|
59 enum SLR_FLAGS
|
|
60 {
|
|
61 /// <summary>
|
|
62 /// Do not display a dialog box if the link cannot be resolved. When SLR_NO_UI is set,
|
|
63 /// the high-order word of fFlags can be set to a time-out value that specifies the
|
|
64 /// maximum amount of time to be spent resolving the link. The function returns if the
|
|
65 /// link cannot be resolved within the time-out duration. If the high-order word is set
|
|
66 /// to zero, the time-out duration will be set to the default value of 3,000 milliseconds
|
|
67 /// (3 seconds). To specify a value, set the high word of fFlags to the desired time-out
|
|
68 /// duration, in milliseconds.
|
|
69 /// </summary>
|
|
70 SLR_NO_UI = 0x1,
|
|
71 /// <summary>Obsolete and no longer used</summary>
|
|
72 SLR_ANY_MATCH = 0x2,
|
|
73 /// <summary>If the link object has changed, update its path and list of identifiers.
|
|
74 /// If SLR_UPDATE is set, you do not need to call IPersistFile::IsDirty to determine
|
|
75 /// whether or not the link object has changed.</summary>
|
|
76 SLR_UPDATE = 0x4,
|
|
77 /// <summary>Do not update the link information</summary>
|
|
78 SLR_NOUPDATE = 0x8,
|
|
79 /// <summary>Do not execute the search heuristics</summary>
|
|
80 SLR_NOSEARCH = 0x10,
|
|
81 /// <summary>Do not use distributed link tracking</summary>
|
|
82 SLR_NOTRACK = 0x20,
|
|
83 /// <summary>Disable distributed link tracking. By default, distributed link tracking tracks
|
|
84 /// removable media across multiple devices based on the volume name. It also uses the
|
|
85 /// Universal Naming Convention (UNC) path to track remote file systems whose drive letter
|
|
86 /// has changed. Setting SLR_NOLINKINFO disables both types of tracking.</summary>
|
|
87 SLR_NOLINKINFO = 0x40,
|
|
88 /// <summary>Call the Microsoft Windows Installer</summary>
|
|
89 SLR_INVOKE_MSI = 0x80
|
|
90 }
|
|
91
|
|
92 /// <summary>The IShellLink interface allows Shell links to be created, modified, and resolved</summary>
|
|
93 [ComImport(), InterfaceType(ComInterfaceType.InterfaceIsIUnknown), Guid("000214F9-0000-0000-C000-000000000046")]
|
|
94 interface IShellLinkW
|
|
95 {
|
|
96 /// <summary>Retrieves the path and file name of a Shell link object</summary>
|
|
97 void GetPath([Out(), MarshalAs(UnmanagedType.LPWStr)] StringBuilder pszFile, int cchMaxPath, out WIN32_FIND_DATAW pfd, SLGP_FLAGS fFlags);
|
|
98 /// <summary>Retrieves the list of item identifiers for a Shell link object</summary>
|
|
99 void GetIDList(out IntPtr ppidl);
|
|
100 /// <summary>Sets the pointer to an item identifier list (PIDL) for a Shell link object.</summary>
|
|
101 void SetIDList(IntPtr pidl);
|
|
102 /// <summary>Retrieves the description string for a Shell link object</summary>
|
|
103 void GetDescription([Out(), MarshalAs(UnmanagedType.LPWStr)] StringBuilder pszName, int cchMaxName);
|
|
104 /// <summary>Sets the description for a Shell link object. The description can be any application-defined string</summary>
|
|
105 void SetDescription([MarshalAs(UnmanagedType.LPWStr)] string pszName);
|
|
106 /// <summary>Retrieves the name of the working directory for a Shell link object</summary>
|
|
107 void GetWorkingDirectory([Out(), MarshalAs(UnmanagedType.LPWStr)] StringBuilder pszDir, int cchMaxPath);
|
|
108 /// <summary>Sets the name of the working directory for a Shell link object</summary>
|
|
109 void SetWorkingDirectory([MarshalAs(UnmanagedType.LPWStr)] string pszDir);
|
|
110 /// <summary>Retrieves the command-line arguments associated with a Shell link object</summary>
|
|
111 void GetArguments([Out(), MarshalAs(UnmanagedType.LPWStr)] StringBuilder pszArgs, int cchMaxPath);
|
|
112 /// <summary>Sets the command-line arguments for a Shell link object</summary>
|
|
113 void SetArguments([MarshalAs(UnmanagedType.LPWStr)] string pszArgs);
|
|
114 /// <summary>Retrieves the hot key for a Shell link object</summary>
|
|
115 void GetHotkey(out ushort pwHotkey);
|
|
116 /// <summary>Sets a hot key for a Shell link object</summary>
|
|
117 void SetHotkey(ushort wHotkey);
|
|
118 /// <summary>Retrieves the show command for a Shell link object</summary>
|
|
119 void GetShowCmd(out int piShowCmd);
|
|
120 /// <summary>Sets the show command for a Shell link object. The show command sets the initial show state of the window.</summary>
|
|
121 void SetShowCmd(int iShowCmd);
|
|
122 /// <summary>Retrieves the location (path and index) of the icon for a Shell link object</summary>
|
|
123 void GetIconLocation([Out(), MarshalAs(UnmanagedType.LPWStr)] StringBuilder pszIconPath,
|
|
124 int cchIconPath, out int piIcon);
|
|
125 /// <summary>Sets the location (path and index) of the icon for a Shell link object</summary>
|
|
126 void SetIconLocation([MarshalAs(UnmanagedType.LPWStr)] string pszIconPath, int iIcon);
|
|
127 /// <summary>Sets the relative path to the Shell link object</summary>
|
|
128 void SetRelativePath([MarshalAs(UnmanagedType.LPWStr)] string pszPathRel, int dwReserved);
|
|
129 /// <summary>Attempts to find the target of a Shell link, even if it has been moved or renamed</summary>
|
|
130 void Resolve(IntPtr hwnd, SLR_FLAGS fFlags);
|
|
131 /// <summary>Sets the path and file name of a Shell link object</summary>
|
|
132 void SetPath([MarshalAs(UnmanagedType.LPWStr)] string pszFile);
|
|
133 }
|
|
134
|
|
135 /// <summary>Retrieves the hotkey assigned to a shortcut (.lnk) file</summary>
|
|
136 /// <param name="path">Path to a shortcut (.lnk) file</param>
|
|
137 /// <returns>A binary value representing the shortcut's hotkey</returns>
|
|
138 public static ushort GetShortcutHotkey(string path)
|
|
139 {
|
|
140 Type obj = Type.GetTypeFromCLSID(new Guid("00021401-0000-0000-C000-000000000046"), true);
|
|
141 IShellLinkW link = Activator.CreateInstance(obj) as IShellLinkW;
|
|
142
|
|
143 ((IPersistFile)link).Load(path, STGM_READ);
|
|
144 ushort hotkey;
|
|
145 link.GetHotkey(out hotkey);
|
|
146 return hotkey;
|
|
147 }
|
|
148
|
|
149 /// <summary>Assigns a hotkey to a shortcut (.lnk) file</summary>
|
|
150 /// <param name="path">Path to an exising shortcut (.lnk) file to modify</param>
|
|
151 /// <param name="hotkey">Binary value containing the hotkey to set</param>
|
|
152 public static bool SetShortcutHotkey(string path, ushort hotkey)
|
|
153 {
|
|
154 Type obj = Type.GetTypeFromCLSID(new Guid("00021401-0000-0000-C000-000000000046"), true);
|
|
155 IShellLinkW link = Activator.CreateInstance(obj) as IShellLinkW;
|
|
156
|
|
157 try
|
|
158 {
|
|
159 ((IPersistFile)link).Load(path, STGM_READWRITE);
|
|
160 link.SetHotkey(hotkey);
|
|
161 ((IPersistFile)link).Save(path, false);
|
|
162 return true;
|
|
163 }
|
|
164 catch
|
|
165 {
|
|
166 return false;
|
|
167 }
|
|
168 }
|
|
169
|
|
170 #endregion
|
|
171
|
|
172 #region GetFileInfo
|
|
173
|
|
174 [DllImport("shell32.dll", CharSet = CharSet.Auto)]
|
|
175 public static extern IntPtr SHGetFileInfo(string pszPath, uint dwFileAttributes, ref SHFILEINFO psfi, uint cbFileInfo, uint uFlags);
|
|
176
|
|
177 [DllImport("comctl32.dll", SetLastError = true)]
|
|
178 public static extern IntPtr ImageList_GetIcon(IntPtr himl, int i, int flags);
|
|
179
|
|
180 [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
|
|
181 public struct SHFILEINFO
|
|
182 {
|
|
183 public IntPtr hIcon;
|
|
184 public int iIcon;
|
|
185 public uint dwAttributes;
|
|
186 [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 260)]
|
|
187 public string szDisplayName;
|
|
188 [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 80)]
|
|
189 public string szTypeName;
|
|
190 };
|
|
191
|
|
192 /// <summary>Retrieves the hotkey assigned to a shortcut (.lnk) file</summary>
|
|
193 /// <param name="path">Path of the file to retreive properties from</param>
|
|
194 /// <param name="smallIcon">Set to true to retreive the 16x16 icon. By default, the 32x32 icon is retrieved.</param>
|
|
195 /// <param name="noOverlays">Set to true to remove icon overlays as displayed in Windows Explorer (for example, the shortcut arrow)</param>
|
|
196 public static FileInfo GetFileInfo(string path, bool smallIcon = false, bool noOverlays = false)
|
|
197 {
|
|
198 SHFILEINFO info = new SHFILEINFO();
|
|
199 uint flags = SHGFI_DISPLAYNAME;
|
|
200 if (smallIcon)
|
|
201 flags |= SHGFI_SMALLICON;
|
|
202 if (noOverlays)
|
|
203 flags |= SHGFI_SYSICONINDEX;
|
|
204 else
|
|
205 flags |= SHGFI_ICON;
|
|
206 IntPtr shgfi = SHGetFileInfo(path, 0, ref info, (uint)Marshal.SizeOf(info), flags);
|
|
207
|
|
208 if (shgfi == IntPtr.Zero)
|
|
209 return null;
|
|
210
|
|
211 if (noOverlays)
|
|
212 {
|
|
213 IntPtr icon = ImageList_GetIcon(shgfi, info.iIcon, ILD_NORMAL);
|
|
214 return new FileInfo(info.szDisplayName, icon != IntPtr.Zero ? Icon.FromHandle(icon) : null);
|
|
215 }
|
|
216 else
|
|
217 return new FileInfo(info.szDisplayName, Icon.FromHandle(info.hIcon));
|
|
218 }
|
|
219
|
|
220 #endregion
|
|
221
|
|
222 #region ShowFilePropertiesWindow
|
|
223
|
|
224 [DllImport("shell32.dll", CharSet = CharSet.Auto)]
|
|
225 static extern bool ShellExecuteEx(ref SHELLEXECUTEINFO lpExecInfo);
|
|
226
|
|
227 [StructLayout(LayoutKind.Sequential)]
|
|
228 public struct SHELLEXECUTEINFO
|
|
229 {
|
|
230 public int cbSize;
|
|
231 public uint fMask;
|
|
232 public IntPtr hwnd;
|
|
233 [MarshalAs(UnmanagedType.LPTStr)]
|
|
234 public string lpVerb;
|
|
235 [MarshalAs(UnmanagedType.LPTStr)]
|
|
236 public string lpFile;
|
|
237 [MarshalAs(UnmanagedType.LPTStr)]
|
|
238 public string lpParameters;
|
|
239 [MarshalAs(UnmanagedType.LPTStr)]
|
|
240 public string lpDirectory;
|
|
241 public int nShow;
|
|
242 public IntPtr hInstApp;
|
|
243 public IntPtr lpIDList;
|
|
244 [MarshalAs(UnmanagedType.LPTStr)]
|
|
245 public string lpClass;
|
|
246 public IntPtr hkeyClass;
|
|
247 public uint dwHotKey;
|
|
248 public IntPtr hIcon;
|
|
249 public IntPtr hProcess;
|
|
250 }
|
|
251
|
|
252 /// <summary>Displays the Properties window of a file</summary>
|
|
253 /// <param name="path">File to display the properties window for</param>
|
|
254 /// <param name="parentWindow">Handle to the parent window for error messages to be displayed</param>
|
|
255 public static void ShowFilePropertiesWindow(string path, IntPtr parentWindow = default(IntPtr))
|
|
256 {
|
|
257 SHELLEXECUTEINFO info = new SHELLEXECUTEINFO();
|
|
258 info.cbSize = Marshal.SizeOf(info);
|
|
259 info.fMask = SEE_MASK_INVOKEIDLIST;
|
|
260 info.hwnd = parentWindow;
|
|
261 info.lpVerb = "properties";
|
|
262 info.lpFile = path;
|
|
263 info.nShow = SW_SHOWNORMAL;
|
|
264 ShellExecuteEx(ref info);
|
|
265 }
|
|
266
|
|
267 #endregion
|
|
268
|
|
269 #region AddUacShield
|
|
270
|
|
271 [DllImport("user32", CharSet = CharSet.Auto, SetLastError = true)]
|
|
272 static extern int SendMessage(IntPtr hWnd, UInt32 Msg, int wParam, IntPtr lParam);
|
|
273
|
|
274 /// <summary>Adds a UAC shield icon to a button</summary>
|
|
275 /// <param name="button">Button to add the shield icon to</param>
|
|
276 public static void AddUacShield(System.Windows.Forms.Button button)
|
|
277 {
|
|
278 button.FlatStyle = System.Windows.Forms.FlatStyle.System;
|
|
279 SendMessage(button.Handle, BCM_SETSHIELD, 0, (IntPtr)1);
|
|
280 }
|
|
281
|
|
282 #endregion
|
|
283 }
|
|
284
|
|
285 /// <summary>Class to hold basic file information</summary>
|
|
286 class FileInfo
|
|
287 {
|
|
288 public string DisplayName;
|
|
289 public Icon Icon;
|
|
290
|
|
291 public FileInfo(string DisplayName, Icon Icon)
|
|
292 {
|
|
293 this.DisplayName = DisplayName;
|
|
294 this.Icon = Icon;
|
|
295 }
|
|
296 }
|
|
297 }
|