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Copy pathShellContextMenu.cs
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1583 lines (1431 loc) · 52.5 KB
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using System;
using System.Drawing;
using System.IO;
using System.Runtime.InteropServices;
using System.Text;
using System.Threading;
using System.Windows.Forms;
namespace PluginCore.Controls
{
/// <summary>
/// "Stand-alone" shell context menu
///
/// It isn't really debugged but is mostly working.
/// Create an instance and call ShowContextMenu with a list of FileInfo for the files.
/// Limitation is that it only handles files in the same directory but it can be fixed
/// by changing the way files are translated into PIDLs.
///
/// Based on FileBrowser in C# from CodeProject
/// http://www.codeproject.com/useritems/FileBrowser.asp
///
/// Hooking class taken from MSDN Magazine Cutting Edge column
/// http://msdn.microsoft.com/msdnmag/issues/02/10/CuttingEdge/
///
/// Andreas Johansson
/// afjohansson@hotmail.com
/// http://afjohansson.spaces.live.com
/// </summary>
/// <example>
/// ShellContextMenu scm = new ShellContextMenu();
/// FileInfo[] files = new FileInfo[1];
/// files[0] = new FileInfo(@"c:\windows\notepad.exe");
/// scm.ShowContextMenu(this.Handle, files, Cursor.Position);
/// </example>
public class ShellContextMenu : NativeWindow
{
#region Constructor
/// <summary>Default constructor</summary>
public ShellContextMenu()
{
this.CreateHandle(new CreateParams());
}
#endregion
#region Destructor
/// <summary>Ensure all resources get released</summary>
~ShellContextMenu()
{
ReleaseAll();
}
#endregion
#region GetContextMenuInterfaces()
/// <summary>Gets the interfaces to the context menu</summary>
/// <param name="oParentFolder">Parent folder</param>
/// <param name="arrPIDLs">PIDLs</param>
/// <returns>true if it got the interfaces, otherwise false</returns>
private bool GetContextMenuInterfaces(IShellFolder oParentFolder, IntPtr[] arrPIDLs, out IntPtr ctxMenuPtr)
{
int nResult = oParentFolder.GetUIObjectOf(
IntPtr.Zero,
(uint)arrPIDLs.Length,
arrPIDLs,
ref IID_IContextMenu,
IntPtr.Zero,
out ctxMenuPtr);
if (S_OK == nResult)
{
_oContextMenu = (IContextMenu)Marshal.GetTypedObjectForIUnknown(ctxMenuPtr, typeof(IContextMenu));
return true;
}
else
{
ctxMenuPtr = IntPtr.Zero;
_oContextMenu = null;
return false;
}
}
#endregion
#region Override
/// <summary>
/// This method receives WindowMessages. It will make the "Open With" and "Send To" work
/// by calling HandleMenuMsg and HandleMenuMsg2. It will also call the OnContextMenuMouseHover
/// method of Browser when hovering over a ContextMenu item.
/// </summary>
/// <param name="m">the Message of the Browser's WndProc</param>
/// <returns>true if the message has been handled, false otherwise</returns>
protected override void WndProc(ref Message m)
{
#region IContextMenu
if (_oContextMenu != null &&
m.Msg == (int)WM.MENUSELECT &&
((int)ShellHelper.HiWord(m.WParam) & (int)MFT.SEPARATOR) == 0 &&
((int)ShellHelper.HiWord(m.WParam) & (int)MFT.POPUP) == 0)
{
string info = string.Empty;
if (ShellHelper.LoWord(m.WParam) == (int)CMD_CUSTOM.ExpandCollapse)
info = "Expands or collapses the current selected item";
else
{
info = "";
}
}
#endregion
#region IContextMenu2
if (_oContextMenu2 != null &&
(m.Msg == (int)WM.INITMENUPOPUP ||
m.Msg == (int)WM.MEASUREITEM ||
m.Msg == (int)WM.DRAWITEM))
{
if (_oContextMenu2.HandleMenuMsg(
(uint)m.Msg, m.WParam, m.LParam) == S_OK)
return;
}
#endregion
#region IContextMenu3
if (_oContextMenu3 != null &&
m.Msg == (int)WM.MENUCHAR)
{
if (_oContextMenu3.HandleMenuMsg2(
(uint)m.Msg, m.WParam, m.LParam, IntPtr.Zero) == S_OK)
return;
}
#endregion
base.WndProc(ref m);
}
#endregion
#region InvokeCommand
private void InvokeCommand(IContextMenu oContextMenu, uint nCmd, string strFolder, Point pointInvoke)
{
CMINVOKECOMMANDINFOEX invoke = new CMINVOKECOMMANDINFOEX();
invoke.cbSize = cbInvokeCommand;
invoke.lpVerb = (IntPtr)(nCmd - CMD_FIRST);
invoke.lpDirectory = strFolder;
invoke.lpVerbW = (IntPtr)(nCmd - CMD_FIRST);
invoke.lpDirectoryW = strFolder;
invoke.fMask = CMIC.UNICODE | CMIC.PTINVOKE |
((Control.ModifierKeys & Keys.Control) != 0 ? CMIC.CONTROL_DOWN : 0) |
((Control.ModifierKeys & Keys.Shift) != 0 ? CMIC.SHIFT_DOWN : 0);
invoke.ptInvoke = new POINT(pointInvoke.X, pointInvoke.Y);
invoke.nShow = SW.SHOWNORMAL;
oContextMenu.InvokeCommand(ref invoke);
}
#endregion
#region ReleaseAll()
/// <summary>
/// Release all allocated interfaces, PIDLs
/// </summary>
private void ReleaseAll()
{
if (null != _oContextMenu)
{
Marshal.ReleaseComObject(_oContextMenu);
_oContextMenu = null;
}
if (null != _oContextMenu2)
{
Marshal.ReleaseComObject(_oContextMenu2);
_oContextMenu2 = null;
}
if (null != _oContextMenu3)
{
Marshal.ReleaseComObject(_oContextMenu3);
_oContextMenu3 = null;
}
if (null != _oDesktopFolder)
{
Marshal.ReleaseComObject(_oDesktopFolder);
_oDesktopFolder = null;
}
if (null != _oParentFolder)
{
Marshal.ReleaseComObject(_oParentFolder);
_oParentFolder = null;
}
if (null != _arrPIDLs)
{
FreePIDLs(_arrPIDLs);
_arrPIDLs = null;
}
}
#endregion
#region GetDesktopFolder()
/// <summary>
/// Gets the desktop folder
/// </summary>
/// <returns>IShellFolder for desktop folder</returns>
private IShellFolder GetDesktopFolder()
{
IntPtr pUnkownDesktopFolder = IntPtr.Zero;
if (null == _oDesktopFolder)
{
// Get desktop IShellFolder
int nResult = SHGetDesktopFolder(out pUnkownDesktopFolder);
if (S_OK != nResult)
{
throw new ShellContextMenuException("Failed to get the desktop shell folder");
}
_oDesktopFolder = (IShellFolder)Marshal.GetTypedObjectForIUnknown(pUnkownDesktopFolder, typeof(IShellFolder));
}
return _oDesktopFolder;
}
#endregion
#region GetParentFolder()
/// <summary>
/// Gets the parent folder
/// </summary>
/// <param name="folderName">Folder path</param>
/// <returns>IShellFolder for the folder (relative from the desktop)</returns>
private IShellFolder GetParentFolder(string folderName)
{
if (null == _oParentFolder)
{
IShellFolder oDesktopFolder = GetDesktopFolder();
if (null == oDesktopFolder)
{
return null;
}
// Get the PIDL for the folder file is in
IntPtr pPIDL = IntPtr.Zero;
uint pchEaten = 0;
SFGAO pdwAttributes = 0;
int nResult = oDesktopFolder.ParseDisplayName(IntPtr.Zero, IntPtr.Zero, folderName, ref pchEaten, out pPIDL, ref pdwAttributes);
if (S_OK != nResult)
{
return null;
}
IntPtr pStrRet = Marshal.AllocCoTaskMem(MAX_PATH * 2 + 4);
Marshal.WriteInt32(pStrRet, 0, 0);
nResult = _oDesktopFolder.GetDisplayNameOf(pPIDL, SHGNO.FORPARSING, pStrRet);
StringBuilder strFolder = new StringBuilder(MAX_PATH);
StrRetToBuf(pStrRet, pPIDL, strFolder, MAX_PATH);
Marshal.FreeCoTaskMem(pStrRet);
pStrRet = IntPtr.Zero;
_strParentFolder = strFolder.ToString();
// Get the IShellFolder for folder
IntPtr pUnknownParentFolder = IntPtr.Zero;
nResult = oDesktopFolder.BindToObject(pPIDL, IntPtr.Zero, ref IID_IShellFolder, out pUnknownParentFolder);
// Free the PIDL first
Marshal.FreeCoTaskMem(pPIDL);
if (S_OK != nResult)
{
return null;
}
_oParentFolder = (IShellFolder)Marshal.GetTypedObjectForIUnknown(pUnknownParentFolder, typeof(IShellFolder));
}
return _oParentFolder;
}
#endregion
#region GetPIDLs()
/// <summary>
/// Get the PIDLs
/// </summary>
/// <param name="arrFI">Array of FileInfo</param>
/// <returns>Array of PIDLs</returns>
protected IntPtr[] GetPIDLs(FileInfo[] arrFI)
{
if (null == arrFI || 0 == arrFI.Length)
{
return null;
}
IShellFolder oParentFolder = GetParentFolder(arrFI[0].DirectoryName);
if (null == oParentFolder)
{
return null;
}
IntPtr[] arrPIDLs = new IntPtr[arrFI.Length];
int n = 0;
foreach (FileInfo fi in arrFI)
{
// Get the file relative to folder
uint pchEaten = 0;
SFGAO pdwAttributes = 0;
IntPtr pPIDL = IntPtr.Zero;
int nResult = oParentFolder.ParseDisplayName(IntPtr.Zero, IntPtr.Zero, fi.Name, ref pchEaten, out pPIDL, ref pdwAttributes);
if (S_OK != nResult)
{
FreePIDLs(arrPIDLs);
return null;
}
arrPIDLs[n] = pPIDL;
n++;
}
return arrPIDLs;
}
/// <summary>
/// Get the PIDLs
/// </summary>
/// <param name="arrFI">Array of DirectoryInfo</param>
/// <returns>Array of PIDLs</returns>
protected IntPtr[] GetPIDLs(DirectoryInfo[] arrFI)
{
if (null == arrFI || 0 == arrFI.Length)
{
return null;
}
IShellFolder oParentFolder = GetParentFolder(arrFI[0].Parent.FullName);
if (null == oParentFolder)
{
return null;
}
IntPtr[] arrPIDLs = new IntPtr[arrFI.Length];
int n = 0;
foreach (DirectoryInfo fi in arrFI)
{
// Get the file relative to folder
uint pchEaten = 0;
SFGAO pdwAttributes = 0;
IntPtr pPIDL = IntPtr.Zero;
int nResult = oParentFolder.ParseDisplayName(IntPtr.Zero, IntPtr.Zero, fi.Name, ref pchEaten, out pPIDL, ref pdwAttributes);
if (S_OK != nResult)
{
FreePIDLs(arrPIDLs);
return null;
}
arrPIDLs[n] = pPIDL;
n++;
}
return arrPIDLs;
}
#endregion
#region FreePIDLs()
/// <summary>
/// Free the PIDLs
/// </summary>
/// <param name="arrPIDLs">Array of PIDLs (IntPtr)</param>
protected void FreePIDLs(IntPtr[] arrPIDLs)
{
if (null != arrPIDLs)
{
for (int n = 0; n < arrPIDLs.Length; n++)
{
if (arrPIDLs[n] != IntPtr.Zero)
{
Marshal.FreeCoTaskMem(arrPIDLs[n]);
arrPIDLs[n] = IntPtr.Zero;
}
}
}
}
#endregion
#region InvokeContextMenuDefault
private void InvokeContextMenuDefault(FileInfo[] arrFI)
{
// Release all resources first.
ReleaseAll();
IntPtr pMenu = IntPtr.Zero,
iContextMenuPtr = IntPtr.Zero;
try
{
_arrPIDLs = GetPIDLs(arrFI);
if (null == _arrPIDLs)
{
ReleaseAll();
return;
}
if (!GetContextMenuInterfaces(_oParentFolder, _arrPIDLs, out iContextMenuPtr))
{
ReleaseAll();
return;
}
pMenu = CreatePopupMenu();
_oContextMenu.QueryContextMenu(
pMenu,
0,
CMD_FIRST,
CMD_LAST,
CMF.DEFAULTONLY |
((Control.ModifierKeys & Keys.Shift) != 0 ? CMF.EXTENDEDVERBS : 0));
uint nDefaultCmd = (uint)GetMenuDefaultItem(pMenu, false, 0);
if (nDefaultCmd >= CMD_FIRST)
{
InvokeCommand(_oContextMenu, nDefaultCmd, arrFI[0].DirectoryName, Control.MousePosition);
}
DestroyMenu(pMenu);
pMenu = IntPtr.Zero;
}
catch
{
throw;
}
finally
{
if (pMenu != IntPtr.Zero)
{
DestroyMenu(pMenu);
}
ReleaseAll();
}
}
#endregion
#region ShowContextMenu()
/// <summary>
/// Shows the context menu
/// </summary>
/// <param name="files">FileInfos (should all be in same directory)</param>
/// <param name="pointScreen">Where to show the menu</param>
public void ShowContextMenu(FileInfo[] files, Point pointScreen)
{
// Release all resources first.
ReleaseAll();
_arrPIDLs = GetPIDLs(files);
this.ShowContextMenu(pointScreen);
}
/// <summary>
/// Shows the context menu
/// </summary>
/// <param name="dirs">DirectoryInfos (should all be in same directory)</param>
/// <param name="pointScreen">Where to show the menu</param>
public void ShowContextMenu(DirectoryInfo[] dirs, Point pointScreen)
{
// Release all resources first.
ReleaseAll();
_arrPIDLs = GetPIDLs(dirs);
this.ShowContextMenu(pointScreen);
}
/// <summary>
/// Shows the context menu
/// </summary>
/// <param name="arrFI">FileInfos (should all be in same directory)</param>
/// <param name="pointScreen">Where to show the menu</param>
private void ShowContextMenu(Point pointScreen)
{
IntPtr pMenu = IntPtr.Zero,
iContextMenuPtr = IntPtr.Zero,
iContextMenuPtr2 = IntPtr.Zero,
iContextMenuPtr3 = IntPtr.Zero;
try
{
if (null == _arrPIDLs)
{
ReleaseAll();
return;
}
if (!GetContextMenuInterfaces(_oParentFolder, _arrPIDLs, out iContextMenuPtr))
{
ReleaseAll();
return;
}
pMenu = CreatePopupMenu();
_oContextMenu.QueryContextMenu(
pMenu,
0,
CMD_FIRST,
CMD_LAST,
CMF.EXPLORE |
CMF.NORMAL |
((Control.ModifierKeys & Keys.Shift) != 0 ? CMF.EXTENDEDVERBS : 0));
Marshal.QueryInterface(iContextMenuPtr, ref IID_IContextMenu2, out iContextMenuPtr2);
Marshal.QueryInterface(iContextMenuPtr, ref IID_IContextMenu3, out iContextMenuPtr3);
_oContextMenu2 = (IContextMenu2)Marshal.GetTypedObjectForIUnknown(iContextMenuPtr2, typeof(IContextMenu2));
_oContextMenu3 = (IContextMenu3)Marshal.GetTypedObjectForIUnknown(iContextMenuPtr3, typeof(IContextMenu3));
uint nSelected = TrackPopupMenuEx(
pMenu,
TPM.RETURNCMD,
pointScreen.X,
pointScreen.Y,
this.Handle,
IntPtr.Zero);
DestroyMenu(pMenu);
pMenu = IntPtr.Zero;
if (nSelected != 0)
{
InvokeCommand(_oContextMenu, nSelected, _strParentFolder, pointScreen);
}
}
catch
{
throw;
}
finally
{
//hook.Uninstall();
if (pMenu != IntPtr.Zero)
{
DestroyMenu(pMenu);
}
if (iContextMenuPtr != IntPtr.Zero)
Marshal.Release(iContextMenuPtr);
if (iContextMenuPtr2 != IntPtr.Zero)
Marshal.Release(iContextMenuPtr2);
if (iContextMenuPtr3 != IntPtr.Zero)
Marshal.Release(iContextMenuPtr3);
ReleaseAll();
}
}
#endregion
#region Local variabled
private IContextMenu _oContextMenu;
private IContextMenu2 _oContextMenu2;
private IContextMenu3 _oContextMenu3;
private IShellFolder _oDesktopFolder;
private IShellFolder _oParentFolder;
private IntPtr[] _arrPIDLs;
private string _strParentFolder;
#endregion
#region Variables and Constants
private const int MAX_PATH = 260;
private const uint CMD_FIRST = 1;
private const uint CMD_LAST = 30000;
private const int S_OK = 0;
private const int S_FALSE = 1;
private static int cbMenuItemInfo = Marshal.SizeOf(typeof(MENUITEMINFO));
private static int cbInvokeCommand = Marshal.SizeOf(typeof(CMINVOKECOMMANDINFOEX));
#endregion
#region DLL Import
// Retrieves the IShellFolder interface for the desktop folder, which is the root of the Shell's namespace.
[DllImport("shell32.dll")]
private static extern Int32 SHGetDesktopFolder(out IntPtr ppshf);
// Takes a STRRET structure returned by IShellFolder::GetDisplayNameOf, converts it to a string, and places the result in a buffer.
[DllImport("shlwapi.dll", EntryPoint = "StrRetToBuf", ExactSpelling = false, CharSet = CharSet.Auto, SetLastError = true)]
private static extern Int32 StrRetToBuf(IntPtr pstr, IntPtr pidl, StringBuilder pszBuf, int cchBuf);
// The TrackPopupMenuEx function displays a shortcut menu at the specified location and tracks the selection of items on the shortcut menu. The shortcut menu can appear anywhere on the screen.
[DllImport("user32.dll", ExactSpelling = true, CharSet = CharSet.Auto)]
private static extern uint TrackPopupMenuEx(IntPtr hmenu, TPM flags, int x, int y, IntPtr hwnd, IntPtr lptpm);
// The CreatePopupMenu function creates a drop-down menu, submenu, or shortcut menu. The menu is initially empty. You can insert or append menu items by using the InsertMenuItem function. You can also use the InsertMenu function to insert menu items and the AppendMenu function to append menu items.
[DllImport("user32", SetLastError = true, CharSet = CharSet.Auto)]
private static extern IntPtr CreatePopupMenu();
// The DestroyMenu function destroys the specified menu and frees any memory that the menu occupies.
[DllImport("user32", SetLastError = true, CharSet = CharSet.Auto)]
private static extern bool DestroyMenu(IntPtr hMenu);
// Determines the default menu item on the specified menu
[DllImport("user32", SetLastError = true, CharSet = CharSet.Auto)]
private static extern int GetMenuDefaultItem(IntPtr hMenu, bool fByPos, uint gmdiFlags);
#endregion
#region Shell GUIDs
private static Guid IID_IShellFolder = new Guid("{000214E6-0000-0000-C000-000000000046}");
private static Guid IID_IContextMenu = new Guid("{000214e4-0000-0000-c000-000000000046}");
private static Guid IID_IContextMenu2 = new Guid("{000214f4-0000-0000-c000-000000000046}");
private static Guid IID_IContextMenu3 = new Guid("{bcfce0a0-ec17-11d0-8d10-00a0c90f2719}");
#endregion
#region Structs
[StructLayout(LayoutKind.Sequential)]
private struct CWPSTRUCT
{
public IntPtr lparam;
public IntPtr wparam;
public int message;
public IntPtr hwnd;
}
// Contains extended information about a shortcut menu command
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
private struct CMINVOKECOMMANDINFOEX
{
public int cbSize;
public CMIC fMask;
public IntPtr hwnd;
public IntPtr lpVerb;
[MarshalAs(UnmanagedType.LPStr)]
public string lpParameters;
[MarshalAs(UnmanagedType.LPStr)]
public string lpDirectory;
public SW nShow;
public int dwHotKey;
public IntPtr hIcon;
[MarshalAs(UnmanagedType.LPStr)]
public string lpTitle;
public IntPtr lpVerbW;
[MarshalAs(UnmanagedType.LPWStr)]
public string lpParametersW;
[MarshalAs(UnmanagedType.LPWStr)]
public string lpDirectoryW;
[MarshalAs(UnmanagedType.LPWStr)]
public string lpTitleW;
public POINT ptInvoke;
}
// Contains information about a menu item
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
private struct MENUITEMINFO
{
public MENUITEMINFO(string text)
{
cbSize = cbMenuItemInfo;
dwTypeData = text;
cch = text.Length;
fMask = 0;
fType = 0;
fState = 0;
wID = 0;
hSubMenu = IntPtr.Zero;
hbmpChecked = IntPtr.Zero;
hbmpUnchecked = IntPtr.Zero;
dwItemData = IntPtr.Zero;
hbmpItem = IntPtr.Zero;
}
public int cbSize;
public MIIM fMask;
public MFT fType;
public MFS fState;
public uint wID;
public IntPtr hSubMenu;
public IntPtr hbmpChecked;
public IntPtr hbmpUnchecked;
public IntPtr dwItemData;
[MarshalAs(UnmanagedType.LPTStr)]
public string dwTypeData;
public int cch;
public IntPtr hbmpItem;
}
// A generalized global memory handle used for data transfer operations by the
// IAdviseSink, IDataObject, and IOleCache interfaces
[StructLayout(LayoutKind.Sequential)]
private struct STGMEDIUM
{
public TYMED tymed;
public IntPtr hBitmap;
public IntPtr hMetaFilePict;
public IntPtr hEnhMetaFile;
public IntPtr hGlobal;
public IntPtr lpszFileName;
public IntPtr pstm;
public IntPtr pstg;
public IntPtr pUnkForRelease;
}
// Defines the x- and y-coordinates of a point
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
private struct POINT
{
public POINT(int x, int y)
{
this.x = x;
this.y = y;
}
public int x;
public int y;
}
#endregion
#region Enums
// Defines the values used with the IShellFolder::GetDisplayNameOf and IShellFolder::SetNameOf
// methods to specify the type of file or folder names used by those methods
[Flags]
private enum SHGNO
{
NORMAL = 0x0000,
INFOLDER = 0x0001,
FOREDITING = 0x1000,
FORADDRESSBAR = 0x4000,
FORPARSING = 0x8000
}
// The attributes that the caller is requesting, when calling IShellFolder::GetAttributesOf
[Flags]
private enum SFGAO : uint
{
BROWSABLE = 0x8000000,
CANCOPY = 1,
CANDELETE = 0x20,
CANLINK = 4,
CANMONIKER = 0x400000,
CANMOVE = 2,
CANRENAME = 0x10,
CAPABILITYMASK = 0x177,
COMPRESSED = 0x4000000,
CONTENTSMASK = 0x80000000,
DISPLAYATTRMASK = 0xfc000,
DROPTARGET = 0x100,
ENCRYPTED = 0x2000,
FILESYSANCESTOR = 0x10000000,
FILESYSTEM = 0x40000000,
FOLDER = 0x20000000,
GHOSTED = 0x8000,
HASPROPSHEET = 0x40,
HASSTORAGE = 0x400000,
HASSUBFOLDER = 0x80000000,
HIDDEN = 0x80000,
ISSLOW = 0x4000,
LINK = 0x10000,
NEWCONTENT = 0x200000,
NONENUMERATED = 0x100000,
READONLY = 0x40000,
REMOVABLE = 0x2000000,
SHARE = 0x20000,
STORAGE = 8,
STORAGEANCESTOR = 0x800000,
STORAGECAPMASK = 0x70c50008,
STREAM = 0x400000,
VALIDATE = 0x1000000
}
// Determines the type of items included in an enumeration.
// These values are used with the IShellFolder::EnumObjects method
[Flags]
private enum SHCONTF
{
FOLDERS = 0x0020,
NONFOLDERS = 0x0040,
INCLUDEHIDDEN = 0x0080,
INIT_ON_FIRST_NEXT = 0x0100,
NETPRINTERSRCH = 0x0200,
SHAREABLE = 0x0400,
STORAGE = 0x0800,
}
// Specifies how the shortcut menu can be changed when calling IContextMenu::QueryContextMenu
[Flags]
private enum CMF : uint
{
NORMAL = 0x00000000,
DEFAULTONLY = 0x00000001,
VERBSONLY = 0x00000002,
EXPLORE = 0x00000004,
NOVERBS = 0x00000008,
CANRENAME = 0x00000010,
NODEFAULT = 0x00000020,
INCLUDESTATIC = 0x00000040,
EXTENDEDVERBS = 0x00000100,
RESERVED = 0xffff0000
}
// Flags specifying the information to return when calling IContextMenu::GetCommandString
[Flags]
private enum GCS : uint
{
VERBA = 0,
HELPTEXTA = 1,
VALIDATEA = 2,
VERBW = 4,
HELPTEXTW = 5,
VALIDATEW = 6
}
// Specifies how TrackPopupMenuEx positions the shortcut menu horizontally
[Flags]
private enum TPM : uint
{
LEFTBUTTON = 0x0000,
RIGHTBUTTON = 0x0002,
LEFTALIGN = 0x0000,
CENTERALIGN = 0x0004,
RIGHTALIGN = 0x0008,
TOPALIGN = 0x0000,
VCENTERALIGN = 0x0010,
BOTTOMALIGN = 0x0020,
HORIZONTAL = 0x0000,
VERTICAL = 0x0040,
NONOTIFY = 0x0080,
RETURNCMD = 0x0100,
RECURSE = 0x0001,
HORPOSANIMATION = 0x0400,
HORNEGANIMATION = 0x0800,
VERPOSANIMATION = 0x1000,
VERNEGANIMATION = 0x2000,
NOANIMATION = 0x4000,
LAYOUTRTL = 0x8000
}
// The cmd for a custom added menu item
private enum CMD_CUSTOM
{
ExpandCollapse = (int)CMD_LAST + 1
}
// Flags used with the CMINVOKECOMMANDINFOEX structure
[Flags]
private enum CMIC : uint
{
HOTKEY = 0x00000020,
ICON = 0x00000010,
FLAG_NO_UI = 0x00000400,
UNICODE = 0x00004000,
NO_CONSOLE = 0x00008000,
ASYNCOK = 0x00100000,
NOZONECHECKS = 0x00800000,
SHIFT_DOWN = 0x10000000,
CONTROL_DOWN = 0x40000000,
FLAG_LOG_USAGE = 0x04000000,
PTINVOKE = 0x20000000
}
// Specifies how the window is to be shown
[Flags]
private enum SW
{
HIDE = 0,
SHOWNORMAL = 1,
NORMAL = 1,
SHOWMINIMIZED = 2,
SHOWMAXIMIZED = 3,
MAXIMIZE = 3,
SHOWNOACTIVATE = 4,
SHOW = 5,
MINIMIZE = 6,
SHOWMINNOACTIVE = 7,
SHOWNA = 8,
RESTORE = 9,
SHOWDEFAULT = 10,
}
// Window message flags
[Flags]
private enum WM : uint
{
ACTIVATE = 0x6,
ACTIVATEAPP = 0x1C,
AFXFIRST = 0x360,
AFXLAST = 0x37F,
APP = 0x8000,
ASKCBFORMATNAME = 0x30C,
CANCELJOURNAL = 0x4B,
CANCELMODE = 0x1F,
CAPTURECHANGED = 0x215,
CHANGECBCHAIN = 0x30D,
CHAR = 0x102,
CHARTOITEM = 0x2F,
CHILDACTIVATE = 0x22,
CLEAR = 0x303,
CLOSE = 0x10,
COMMAND = 0x111,
COMPACTING = 0x41,
COMPAREITEM = 0x39,
CONTEXTMENU = 0x7B,
COPY = 0x301,
COPYDATA = 0x4A,
CREATE = 0x1,
CTLCOLORBTN = 0x135,
CTLCOLORDLG = 0x136,
CTLCOLOREDIT = 0x133,
CTLCOLORLISTBOX = 0x134,
CTLCOLORMSGBOX = 0x132,
CTLCOLORSCROLLBAR = 0x137,
CTLCOLORSTATIC = 0x138,
CUT = 0x300,
DEADCHAR = 0x103,
DELETEITEM = 0x2D,
DESTROY = 0x2,
DESTROYCLIPBOARD = 0x307,
DEVICECHANGE = 0x219,
DEVMODECHANGE = 0x1B,
DISPLAYCHANGE = 0x7E,
DRAWCLIPBOARD = 0x308,
DRAWITEM = 0x2B,
DROPFILES = 0x233,
ENABLE = 0xA,
ENDSESSION = 0x16,
ENTERIDLE = 0x121,
ENTERMENULOOP = 0x211,
ENTERSIZEMOVE = 0x231,
ERASEBKGND = 0x14,
EXITMENULOOP = 0x212,
EXITSIZEMOVE = 0x232,
FONTCHANGE = 0x1D,
GETDLGCODE = 0x87,
GETFONT = 0x31,
GETHOTKEY = 0x33,
GETICON = 0x7F,
GETMINMAXINFO = 0x24,
GETOBJECT = 0x3D,
GETSYSMENU = 0x313,
GETTEXT = 0xD,
GETTEXTLENGTH = 0xE,
HANDHELDFIRST = 0x358,
HANDHELDLAST = 0x35F,
HELP = 0x53,
HOTKEY = 0x312,
HSCROLL = 0x114,
HSCROLLCLIPBOARD = 0x30E,
ICONERASEBKGND = 0x27,
IME_CHAR = 0x286,
IME_COMPOSITION = 0x10F,
IME_COMPOSITIONFULL = 0x284,
IME_CONTROL = 0x283,
IME_ENDCOMPOSITION = 0x10E,
IME_KEYDOWN = 0x290,
IME_KEYLAST = 0x10F,
IME_KEYUP = 0x291,
IME_NOTIFY = 0x282,
IME_REQUEST = 0x288,
IME_SELECT = 0x285,
IME_SETCONTEXT = 0x281,
IME_STARTCOMPOSITION = 0x10D,
INITDIALOG = 0x110,
INITMENU = 0x116,
INITMENUPOPUP = 0x117,
INPUTLANGCHANGE = 0x51,
INPUTLANGCHANGEREQUEST = 0x50,
KEYDOWN = 0x100,
KEYFIRST = 0x100,
KEYLAST = 0x108,
KEYUP = 0x101,
KILLFOCUS = 0x8,
LBUTTONDBLCLK = 0x203,
LBUTTONDOWN = 0x201,
LBUTTONUP = 0x202,
LVM_GETEDITCONTROL = 0x1018,
LVM_SETIMAGELIST = 0x1003,
MBUTTONDBLCLK = 0x209,
MBUTTONDOWN = 0x207,
MBUTTONUP = 0x208,
MDIACTIVATE = 0x222,
MDICASCADE = 0x227,
MDICREATE = 0x220,
MDIDESTROY = 0x221,
MDIGETACTIVE = 0x229,
MDIICONARRANGE = 0x228,
MDIMAXIMIZE = 0x225,
MDINEXT = 0x224,
MDIREFRESHMENU = 0x234,
MDIRESTORE = 0x223,
MDISETMENU = 0x230,
MDITILE = 0x226,
MEASUREITEM = 0x2C,
MENUCHAR = 0x120,
MENUCOMMAND = 0x126,
MENUDRAG = 0x123,
MENUGETOBJECT = 0x124,
MENURBUTTONUP = 0x122,
MENUSELECT = 0x11F,
MOUSEACTIVATE = 0x21,
MOUSEFIRST = 0x200,
MOUSEHOVER = 0x2A1,
MOUSELAST = 0x20A,
MOUSELEAVE = 0x2A3,