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 ï»¿using System;
 using System.Runtime.InteropServices;
 using System.Text;
 namespace Widow
+{
     public static class Natives
+    {
         #region Public Events & Delegates
         public delegate bool EnumWindowsProc(IntPtr hWnd, IntPtr lParam);
         #endregion
         #region Public Enums, Properties and Fields
         /// <summary>
         ///     Windows Messages
         ///     Defined in winuser.h from Windows SDK v6.1
         ///     Documentation pulled from MSDN.
         /// </summary>
         public enum WM : uint
+        {
             /// <summary>
             ///     The WM_NULL message performs no operation. An application sends the WM_NULL message if it wants to post a message
             ///     that the recipient window will ignore.
             /// </summary>
             NULL = 0x0000,
             /// <summary>
             ///     The WM_CREATE message is sent when an application requests that a window be created by calling the CreateWindowEx
             ///     or CreateWindow function. (The message is sent before the function returns.) The window procedure of the new window
             ///     receives this message after the window is created, but before the window becomes visible.
             /// </summary>
             CREATE = 0x0001,
             /// <summary>
             ///     The WM_DESTROY message is sent when a window is being destroyed. It is sent to the window procedure of the window
             ///     being destroyed after the window is removed from the screen.
             ///     This message is sent first to the window being destroyed and then to the child windows (if any) as they are
             ///     destroyed. During the processing of the message, it can be assumed that all child windows still exist.
             ///     ///
             /// </summary>
             DESTROY = 0x0002,
             /// <summary>
             ///     The WM_MOVE message is sent after a window has been moved.
             /// </summary>
             MOVE = 0x0003,
             /// <summary>
             ///     The WM_SIZE message is sent to a window after its size has changed.
             /// </summary>
             SIZE = 0x0005,
             /// <summary>
             ///     The WM_ACTIVATE message is sent to both the window being activated and the window being deactivated. If the windows
             ///     use the same input queue, the message is sent synchronously, first to the window procedure of the top-level window
             ///     being deactivated, then to the window procedure of the top-level window being activated. If the windows use
             ///     different input queues, the message is sent asynchronously, so the window is activated immediately.
             /// </summary>
             ACTIVATE = 0x0006,
             /// <summary>
             ///     The WM_SETFOCUS message is sent to a window after it has gained the keyboard focus.
             /// </summary>
             SETFOCUS = 0x0007,
             /// <summary>
             ///     The WM_KILLFOCUS message is sent to a window immediately before it loses the keyboard focus.
             /// </summary>
             KILLFOCUS = 0x0008,
             /// <summary>
             ///     The WM_ENABLE message is sent when an application changes the enabled state of a window. It is sent to the window
             ///     whose enabled state is changing. This message is sent before the EnableWindow function returns, but after the
             ///     enabled state (WS_DISABLED style bit) of the window has changed.
             /// </summary>
             ENABLE = 0x000A,
             /// <summary>
             ///     An application sends the WM_SETREDRAW message to a window to allow changes in that window to be redrawn or to
             ///     prevent changes in that window from being redrawn.
             /// </summary>
             SETREDRAW = 0x000B,
             /// <summary>
             ///     An application sends a WM_SETTEXT message to set the text of a window.
             /// </summary>
             SETTEXT = 0x000C,
             /// <summary>
             ///     An application sends a WM_GETTEXT message to copy the text that corresponds to a window into a buffer provided by
             ///     the caller.
             /// </summary>
             GETTEXT = 0x000D,
             /// <summary>
             ///     An application sends a WM_GETTEXTLENGTH message to determine the length, in characters, of the text associated with
             ///     a window.
             /// </summary>
             GETTEXTLENGTH = 0x000E,
             /// <summary>
             ///     The WM_PAINT message is sent when the system or another application makes a request to paint a portion of an
             ///     application's window. The message is sent when the UpdateWindow or RedrawWindow function is called, or by the
             ///     DispatchMessage function when the application obtains a WM_PAINT message by using the GetMessage or PeekMessage
             ///     function.
             /// </summary>
             PAINT = 0x000F,
             /// <summary>
             ///     The WM_CLOSE message is sent as a signal that a window or an application should terminate.
             /// </summary>
             CLOSE = 0x0010,
             /// <summary>
             ///     The WM_QUERYENDSESSION message is sent when the user chooses to end the session or when an application calls one of
             ///     the system shutdown functions. If any application returns zero, the session is not ended. The system stops sending
             ///     WM_QUERYENDSESSION messages as soon as one application returns zero.
             ///     After processing this message, the system sends the WM_ENDSESSION message with the wParam parameter set to the
             ///     results of the WM_QUERYENDSESSION message.
             /// </summary>
             QUERYENDSESSION = 0x0011,
             /// <summary>
             ///     The WM_QUERYOPEN message is sent to an icon when the user requests that the window be restored to its previous size
             ///     and position.
             /// </summary>
             QUERYOPEN = 0x0013,
             /// <summary>
             ///     The WM_ENDSESSION message is sent to an application after the system processes the results of the
             ///     WM_QUERYENDSESSION message. The WM_ENDSESSION message informs the application whether the session is ending.
             /// </summary>
             ENDSESSION = 0x0016,
             /// <summary>
             ///     The WM_QUIT message indicates a request to terminate an application and is generated when the application calls the
             ///     PostQuitMessage function. It causes the GetMessage function to return zero.
             /// </summary>
             QUIT = 0x0012,
             /// <summary>
             ///     The WM_ERASEBKGND message is sent when the window background must be erased (for example, when a window is
             ///     resized). The message is sent to prepare an invalidated portion of a window for painting.
             /// </summary>
             ERASEBKGND = 0x0014,
             /// <summary>
             ///     This message is sent to all top-level windows when a change is made to a system color setting.
             /// </summary>
             SYSCOLORCHANGE = 0x0015,
             /// <summary>
             ///     The WM_SHOWWINDOW message is sent to a window when the window is about to be hidden or shown.
             /// </summary>
             SHOWWINDOW = 0x0018,
             /// <summary>
             ///     An application sends the WM_WININICHANGE message to all top-level windows after making a change to the WIN.INI
             ///     file. The SystemParametersInfo function sends this message after an application uses the function to change a
             ///     setting in WIN.INI.
             ///     Note  The WM_WININICHANGE message is provided only for compatibility with earlier versions of the system.
             ///     Applications should use the WM_SETTINGCHANGE message.
             /// </summary>
             WININICHANGE = 0x001A,
             /// <summary>
             ///     An application sends the WM_WININICHANGE message to all top-level windows after making a change to the WIN.INI
             ///     file. The SystemParametersInfo function sends this message after an application uses the function to change a
             ///     setting in WIN.INI.
             ///     Note  The WM_WININICHANGE message is provided only for compatibility with earlier versions of the system.
             ///     Applications should use the WM_SETTINGCHANGE message.
             /// </summary>
             SETTINGCHANGE = WININICHANGE,
             /// <summary>
             ///     The WM_DEVMODECHANGE message is sent to all top-level windows whenever the user changes device-mode settings.
             /// </summary>
             DEVMODECHANGE = 0x001B,
             /// <summary>
             ///     The WM_ACTIVATEAPP message is sent when a window belonging to a different application than the active window is
             ///     about to be activated. The message is sent to the application whose window is being activated and to the
             ///     application whose window is being deactivated.
             /// </summary>
             ACTIVATEAPP = 0x001C,
             /// <summary>
             ///     An application sends the WM_FONTCHANGE message to all top-level windows in the system after changing the pool of
             ///     font resources.
             /// </summary>
             FONTCHANGE = 0x001D,
             /// <summary>
             ///     A message that is sent whenever there is a change in the system time.
             /// </summary>
             TIMECHANGE = 0x001E,
             /// <summary>
             ///     The WM_CANCELMODE message is sent to cancel certain modes, such as mouse capture. For example, the system sends
             ///     this message to the active window when a dialog box or message box is displayed. Certain functions also send this
             ///     message explicitly to the specified window regardless of whether it is the active window. For example, the
             ///     EnableWindow function sends this message when disabling the specified window.
             /// </summary>
             CANCELMODE = 0x001F,
             /// <summary>
             ///     The WM_SETCURSOR message is sent to a window if the mouse causes the cursor to move within a window and mouse input
             ///     is not captured.
             /// </summary>
             SETCURSOR = 0x0020,
             /// <summary>
             ///     The WM_MOUSEACTIVATE message is sent when the cursor is in an inactive window and the user presses a mouse button.
             ///     The parent window receives this message only if the child window passes it to the DefWindowProc function.
             /// </summary>
             MOUSEACTIVATE = 0x0021,
             /// <summary>
             ///     The WM_CHILDACTIVATE message is sent to a child window when the user clicks the window's title bar or when the
             ///     window is activated, moved, or sized.
             /// </summary>
             CHILDACTIVATE = 0x0022,
             /// <summary>
             ///     The WM_QUEUESYNC message is sent by a computer-based training (CBT) application to separate user-input messages
             ///     from other messages sent through the WH_JOURNALPLAYBACK Hook procedure.
             /// </summary>
             QUEUESYNC = 0x0023,
             /// <summary>
             ///     The WM_GETMINMAXINFO message is sent to a window when the size or position of the window is about to change. An
             ///     application can use this message to override the window's default maximized size and position, or its default
             ///     minimum or maximum tracking size.
             /// </summary>
             GETMINMAXINFO = 0x0024,
             /// <summary>
             ///     Windows NT 3.51 and earlier: The WM_PAINTICON message is sent to a minimized window when the icon is to be painted.
             ///     This message is not sent by newer versions of Microsoft Windows, except in unusual circumstances explained in the
             ///     Remarks.
             /// </summary>
             PAINTICON = 0x0026,
             /// <summary>
             ///     Windows NT 3.51 and earlier: The WM_ICONERASEBKGND message is sent to a minimized window when the background of the
             ///     icon must be filled before painting the icon. A window receives this message only if a class icon is defined for
             ///     the window; otherwise, WM_ERASEBKGND is sent. This message is not sent by newer versions of Windows.
             /// </summary>
             ICONERASEBKGND = 0x0027,
             /// <summary>
             ///     The WM_NEXTDLGCTL message is sent to a dialog box procedure to set the keyboard focus to a different control in the
             ///     dialog box.
             /// </summary>
             NEXTDLGCTL = 0x0028,
             /// <summary>
             ///     The WM_SPOOLERSTATUS message is sent from Print Manager whenever a job is added to or removed from the Print
             ///     Manager queue.
             /// </summary>
             SPOOLERSTATUS = 0x002A,
             /// <summary>
             ///     The WM_DRAWITEM message is sent to the parent window of an owner-drawn button, combo box, list box, or menu when a
             ///     visual aspect of the button, combo box, list box, or menu has changed.
             /// </summary>
             DRAWITEM = 0x002B,
             /// <summary>
             ///     The WM_MEASUREITEM message is sent to the owner window of a combo box, list box, list view control, or menu item
             ///     when the control or menu is created.
             /// </summary>
             MEASUREITEM = 0x002C,
             /// <summary>
             ///     Sent to the owner of a list box or combo box when the list box or combo box is destroyed or when items are removed
             ///     by the LB_DELETESTRING, LB_RESETCONTENT, CB_DELETESTRING, or CB_RESETCONTENT message. The system sends a
             ///     WM_DELETEITEM message for each deleted item. The system sends the WM_DELETEITEM message for any deleted list box or
             ///     combo box item with nonzero item data.
             /// </summary>
             DELETEITEM = 0x002D,
             /// <summary>
             ///     Sent by a list box with the LBS_WANTKEYBOARDINPUT style to its owner in response to a WM_KEYDOWN message.
             /// </summary>
             VKEYTOITEM = 0x002E,
             /// <summary>
             ///     Sent by a list box with the LBS_WANTKEYBOARDINPUT style to its owner in response to a WM_CHAR message.
             /// </summary>
             CHARTOITEM = 0x002F,
             /// <summary>
             ///     An application sends a WM_SETFONT message to specify the font that a control is to use when drawing text.
             /// </summary>
             SETFONT = 0x0030,
             /// <summary>
             ///     An application sends a WM_GETFONT message to a control to retrieve the font with which the control is currently
             ///     drawing its text.
             /// </summary>
             GETFONT = 0x0031,
             /// <summary>
             ///     An application sends a WM_SETHOTKEY message to a window to associate a hot key with the window. When the user
             ///     presses the hot key, the system activates the window.
             /// </summary>
             SETHOTKEY = 0x0032,
             /// <summary>
             ///     An application sends a WM_GETHOTKEY message to determine the hot key associated with a window.
             /// </summary>
             GETHOTKEY = 0x0033,
             /// <summary>
             ///     The WM_QUERYDRAGICON message is sent to a minimized (iconic) window. The window is about to be dragged by the user
             ///     but does not have an icon defined for its class. An application can return a handle to an icon or cursor. The
             ///     system displays this cursor or icon while the user drags the icon.
             /// </summary>
             QUERYDRAGICON = 0x0037,
             /// <summary>
             ///     The system sends the WM_COMPAREITEM message to determine the relative position of a new item in the sorted list of
             ///     an owner-drawn combo box or list box. Whenever the application adds a new item, the system sends this message to
             ///     the owner of a combo box or list box created with the CBS_SORT or LBS_SORT style.
             /// </summary>
             COMPAREITEM = 0x0039,
             /// <summary>
             ///     Active Accessibility sends the WM_GETOBJECT message to obtain information about an accessible object contained in a
             ///     server application.
             ///     Applications never send this message directly. It is sent only by Active Accessibility in response to calls to
             ///     AccessibleObjectFromPoint, AccessibleObjectFromEvent, or AccessibleObjectFromWindow. However, server applications
             ///     handle this message.
             /// </summary>
             GETOBJECT = 0x003D,
             /// <summary>
             ///     The WM_COMPACTING message is sent to all top-level windows when the system detects more than 12.5 percent of system
             ///     time over a 30- to 60-second interval is being spent compacting memory. This indicates that system memory is low.
             /// </summary>
             COMPACTING = 0x0041,
             /// <summary>
             ///     WM_COMMNOTIFY is Obsolete for Win32-Based Applications
             /// </summary>
             [Obsolete] COMMNOTIFY = 0x0044,
             /// <summary>
             ///     The WM_WINDOWPOSCHANGING message is sent to a window whose size, position, or place in the Z order is about to
             ///     change as a result of a call to the SetWindowPos function or another window-management function.
             /// </summary>
             WINDOWPOSCHANGING = 0x0046,
             /// <summary>
             ///     The WM_WINDOWPOSCHANGED message is sent to a window whose size, position, or place in the Z order has changed as a
             ///     result of a call to the SetWindowPos function or another window-management function.
             /// </summary>
             WINDOWPOSCHANGED = 0x0047,
             /// <summary>
             ///     Notifies applications that the system, typically a battery-powered personal computer, is about to enter a suspended
             ///     mode.
             ///     Use: POWERBROADCAST
             /// </summary>
             [Obsolete] POWER = 0x0048,
             /// <summary>
             ///     An application sends the WM_COPYDATA message to pass data to another application.
             /// </summary>
             COPYDATA = 0x004A,
             /// <summary>
             ///     The WM_CANCELJOURNAL message is posted to an application when a user cancels the application's journaling
             ///     activities. The message is posted with a NULL window handle.
             /// </summary>
             CANCELJOURNAL = 0x004B,
             /// <summary>
             ///     Sent by a common control to its parent window when an event has occurred or the control requires some information.
             /// </summary>
             NOTIFY = 0x004E,
             /// <summary>
             ///     The WM_INPUTLANGCHANGEREQUEST message is posted to the window with the focus when the user chooses a new input
             ///     language, either with the hotkey (specified in the Keyboard control panel application) or from the indicator on the
             ///     system taskbar. An application can accept the change by passing the message to the DefWindowProc function or reject
             ///     the change (and prevent it from taking place) by returning immediately.
             /// </summary>
             INPUTLANGCHANGEREQUEST = 0x0050,
             /// <summary>
             ///     The WM_INPUTLANGCHANGE message is sent to the topmost affected window after an application's input language has
             ///     been changed. You should make any application-specific settings and pass the message to the DefWindowProc function,
             ///     which passes the message to all first-level child windows. These child windows can pass the message to
             ///     DefWindowProc to have it pass the message to their child windows, and so on.
             /// </summary>
             INPUTLANGCHANGE = 0x0051,
             /// <summary>
             ///     Sent to an application that has initiated a training card with Microsoft Windows Help. The message informs the
             ///     application when the user clicks an authorable button. An application initiates a training card by specifying the
             ///     HELP_TCARD command in a call to the WinHelp function.
             /// </summary>
             TCARD = 0x0052,
             /// <summary>
             ///     Indicates that the user pressed the F1 key. If a menu is active when F1 is pressed, WM_HELP is sent to the window
             ///     associated with the menu; otherwise, WM_HELP is sent to the window that has the keyboard focus. If no window has
             ///     the keyboard focus, WM_HELP is sent to the currently active window.
             /// </summary>
             HELP = 0x0053,
             /// <summary>
             ///     The WM_USERCHANGED message is sent to all windows after the user has logged on or off. When the user logs on or
             ///     off, the system updates the user-specific settings. The system sends this message immediately after updating the
             ///     settings.
             /// </summary>
             USERCHANGED = 0x0054,
             /// <summary>
             ///     Determines if a window accepts ANSI or Unicode structures in the WM_NOTIFY notification message. WM_NOTIFYFORMAT
             ///     messages are sent from a common control to its parent window and from the parent window to the common control.
             /// </summary>
             NOTIFYFORMAT = 0x0055,
             /// <summary>
             ///     The WM_CONTEXTMENU message notifies a window that the user clicked the right mouse button (right-clicked) in the
             ///     window.
             /// </summary>
             CONTEXTMENU = 0x007B,
             /// <summary>
             ///     The WM_STYLECHANGING message is sent to a window when the SetWindowLong function is about to change one or more of
             ///     the window's styles.
             /// </summary>
             STYLECHANGING = 0x007C,
             /// <summary>
             ///     The WM_STYLECHANGED message is sent to a window after the SetWindowLong function has changed one or more of the
             ///     window's styles
             /// </summary>
             STYLECHANGED = 0x007D,
             /// <summary>
             ///     The WM_DISPLAYCHANGE message is sent to all windows when the display resolution has changed.
             /// </summary>
             DISPLAYCHANGE = 0x007E,
             /// <summary>
             ///     The WM_GETICON message is sent to a window to retrieve a handle to the large or small icon associated with a
             ///     window. The system displays the large icon in the ALT+TAB dialog, and the small icon in the window caption.
             /// </summary>
             GETICON = 0x007F,
             /// <summary>
             ///     An application sends the WM_SETICON message to associate a new large or small icon with a window. The system
             ///     displays the large icon in the ALT+TAB dialog box, and the small icon in the window caption.
             /// </summary>
             SETICON = 0x0080,
             /// <summary>
             ///     The WM_NCCREATE message is sent prior to the WM_CREATE message when a window is first created.
             /// </summary>
             NCCREATE = 0x0081,
             /// <summary>
             ///     The WM_NCDESTROY message informs a window that its nonclient area is being destroyed. The DestroyWindow function
             ///     sends the WM_NCDESTROY message to the window following the WM_DESTROY message. WM_DESTROY is used to free the
             ///     allocated memory object associated with the window.
             ///     The WM_NCDESTROY message is sent after the child windows have been destroyed. In contrast, WM_DESTROY is sent
             ///     before the child windows are destroyed.
             /// </summary>
             NCDESTROY = 0x0082,
             /// <summary>
             ///     The WM_NCCALCSIZE message is sent when the size and position of a window's client area must be calculated. By
             ///     processing this message, an application can control the content of the window's client area when the size or
             ///     position of the window changes.
             /// </summary>
             NCCALCSIZE = 0x0083,
             /// <summary>
             ///     The WM_NCHITTEST message is sent to a window when the cursor moves, or when a mouse button is pressed or released.
             ///     If the mouse is not captured, the message is sent to the window beneath the cursor. Otherwise, the message is sent
             ///     to the window that has captured the mouse.
             /// </summary>
             NCHITTEST = 0x0084,
             /// <summary>
             ///     The WM_NCPAINT message is sent to a window when its frame must be painted.
             /// </summary>
             NCPAINT = 0x0085,
             /// <summary>
             ///     The WM_NCACTIVATE message is sent to a window when its nonclient area needs to be changed to indicate an active or
             ///     inactive state.
             /// </summary>
             NCACTIVATE = 0x0086,
             /// <summary>
             ///     The WM_GETDLGCODE message is sent to the window procedure associated with a control. By default, the system handles
             ///     all keyboard input to the control; the system interprets certain types of keyboard input as dialog box navigation
             ///     keys. To override this default behavior, the control can respond to the WM_GETDLGCODE message to indicate the types
             ///     of input it wants to process itself.
             /// </summary>
             GETDLGCODE = 0x0087,
             /// <summary>
             ///     The WM_SYNCPAINT message is used to synchronize painting while avoiding linking independent GUI threads.
             /// </summary>
             SYNCPAINT = 0x0088,
             /// <summary>
             ///     The WM_NCMOUSEMOVE message is posted to a window when the cursor is moved within the nonclient area of the window.
             ///     This message is posted to the window that contains the cursor. If a window has captured the mouse, this message is
             ///     not posted.
             /// </summary>
             NCMOUSEMOVE = 0x00A0,
             /// <summary>
             ///     The WM_NCLBUTTONDOWN message is posted when the user presses the left mouse button while the cursor is within the
             ///     nonclient area of a window. This message is posted to the window that contains the cursor. If a window has captured
             ///     the mouse, this message is not posted.
             /// </summary>
             NCLBUTTONDOWN = 0x00A1,
             /// <summary>
             ///     The WM_NCLBUTTONUP message is posted when the user releases the left mouse button while the cursor is within the
             ///     nonclient area of a window. This message is posted to the window that contains the cursor. If a window has captured
             ///     the mouse, this message is not posted.
             /// </summary>
             NCLBUTTONUP = 0x00A2,
             /// <summary>
             ///     The WM_NCLBUTTONDBLCLK message is posted when the user double-clicks the left mouse button while the cursor is
             ///     within the nonclient area of a window. This message is posted to the window that contains the cursor. If a window
             ///     has captured the mouse, this message is not posted.
             /// </summary>
             NCLBUTTONDBLCLK = 0x00A3,
             /// <summary>
             ///     The WM_NCRBUTTONDOWN message is posted when the user presses the right mouse button while the cursor is within the
             ///     nonclient area of a window. This message is posted to the window that contains the cursor. If a window has captured
             ///     the mouse, this message is not posted.
             /// </summary>
             NCRBUTTONDOWN = 0x00A4,
             /// <summary>
             ///     The WM_NCRBUTTONUP message is posted when the user releases the right mouse button while the cursor is within the
             ///     nonclient area of a window. This message is posted to the window that contains the cursor. If a window has captured
             ///     the mouse, this message is not posted.
             /// </summary>
             NCRBUTTONUP = 0x00A5,
             /// <summary>
             ///     The WM_NCRBUTTONDBLCLK message is posted when the user double-clicks the right mouse button while the cursor is
             ///     within the nonclient area of a window. This message is posted to the window that contains the cursor. If a window
             ///     has captured the mouse, this message is not posted.
             /// </summary>
             NCRBUTTONDBLCLK = 0x00A6,
             /// <summary>
             ///     The WM_NCMBUTTONDOWN message is posted when the user presses the middle mouse button while the cursor is within the
             ///     nonclient area of a window. This message is posted to the window that contains the cursor. If a window has captured
             ///     the mouse, this message is not posted.
             /// </summary>
             NCMBUTTONDOWN = 0x00A7,
             /// <summary>
             ///     The WM_NCMBUTTONUP message is posted when the user releases the middle mouse button while the cursor is within the
             ///     nonclient area of a window. This message is posted to the window that contains the cursor. If a window has captured
             ///     the mouse, this message is not posted.
             /// </summary>
             NCMBUTTONUP = 0x00A8,
             /// <summary>
             ///     The WM_NCMBUTTONDBLCLK message is posted when the user double-clicks the middle mouse button while the cursor is
             ///     within the nonclient area of a window. This message is posted to the window that contains the cursor. If a window
             ///     has captured the mouse, this message is not posted.
             /// </summary>
             NCMBUTTONDBLCLK = 0x00A9,
             /// <summary>
             ///     The WM_NCXBUTTONDOWN message is posted when the user presses the first or second X button while the cursor is in
             ///     the nonclient area of a window. This message is posted to the window that contains the cursor. If a window has
             ///     captured the mouse, this message is not posted.
             /// </summary>
             NCXBUTTONDOWN = 0x00AB,
             /// <summary>
             ///     The WM_NCXBUTTONUP message is posted when the user releases the first or second X button while the cursor is in the
             ///     nonclient area of a window. This message is posted to the window that contains the cursor. If a window has captured
             ///     the mouse, this message is not posted.
             /// </summary>
             NCXBUTTONUP = 0x00AC,
             /// <summary>
             ///     The WM_NCXBUTTONDBLCLK message is posted when the user double-clicks the first or second X button while the cursor
             ///     is in the nonclient area of a window. This message is posted to the window that contains the cursor. If a window
             ///     has captured the mouse, this message is not posted.
             /// </summary>
             NCXBUTTONDBLCLK = 0x00AD,
             /// <summary>
             ///     The WM_INPUT_DEVICE_CHANGE message is sent to the window that registered to receive raw input. A window receives
             ///     this message through its WindowProc function.
             /// </summary>
             INPUT_DEVICE_CHANGE = 0x00FE,
             /// <summary>
             ///     The WM_INPUT message is sent to the window that is getting raw input.
             /// </summary>
             INPUT = 0x00FF,
             /// <summary>
             ///     This message filters for keyboard messages.
             /// </summary>
             KEYFIRST = 0x0100,
             /// <summary>
             ///     The WM_KEYDOWN message is posted to the window with the keyboard focus when a nonsystem key is pressed. A nonsystem
             ///     key is a key that is pressed when the ALT key is not pressed.
             /// </summary>
             KEYDOWN = 0x0100,
             /// <summary>
             ///     The WM_KEYUP message is posted to the window with the keyboard focus when a nonsystem key is released. A nonsystem
             ///     key is a key that is pressed when the ALT key is not pressed, or a keyboard key that is pressed when a window has
             ///     the keyboard focus.
             /// </summary>
             KEYUP = 0x0101,
             /// <summary>
             ///     The WM_CHAR message is posted to the window with the keyboard focus when a WM_KEYDOWN message is translated by the
             ///     TranslateMessage function. The WM_CHAR message contains the character code of the key that was pressed.
             /// </summary>
             CHAR = 0x0102,
             /// <summary>
             ///     The WM_DEADCHAR message is posted to the window with the keyboard focus when a WM_KEYUP message is translated by
             ///     the TranslateMessage function. WM_DEADCHAR specifies a character code generated by a dead key. A dead key is a key
             ///     that generates a character, such as the umlaut (double-dot), that is combined with another character to form a
             ///     composite character. For example, the umlaut-O character (Ö) is generated by typing the dead key for the umlaut
             ///     character, and then typing the O key.
             /// </summary>
             DEADCHAR = 0x0103,
             /// <summary>
             ///     The WM_SYSKEYDOWN message is posted to the window with the keyboard focus when the user presses the F10 key (which
             ///     activates the menu bar) or holds down the ALT key and then presses another key. It also occurs when no window
             ///     currently has the keyboard focus; in this case, the WM_SYSKEYDOWN message is sent to the active window. The window
             ///     that receives the message can distinguish between these two contexts by checking the context code in the lParam
             ///     parameter.
             /// </summary>
             SYSKEYDOWN = 0x0104,
             /// <summary>
             ///     The WM_SYSKEYUP message is posted to the window with the keyboard focus when the user releases a key that was
             ///     pressed while the ALT key was held down. It also occurs when no window currently has the keyboard focus; in this
             ///     case, the WM_SYSKEYUP message is sent to the active window. The window that receives the message can distinguish
             ///     between these two contexts by checking the context code in the lParam parameter.
             /// </summary>
             SYSKEYUP = 0x0105,
             /// <summary>
             ///     The WM_SYSCHAR message is posted to the window with the keyboard focus when a WM_SYSKEYDOWN message is translated
             ///     by the TranslateMessage function. It specifies the character code of a system character key — that is, a character
             ///     key that is pressed while the ALT key is down.
             /// </summary>
             SYSCHAR = 0x0106,
             /// <summary>
             ///     The WM_SYSDEADCHAR message is sent to the window with the keyboard focus when a WM_SYSKEYDOWN message is translated
             ///     by the TranslateMessage function. WM_SYSDEADCHAR specifies the character code of a system dead key — that is, a
             ///     dead key that is pressed while holding down the ALT key.
             /// </summary>
             SYSDEADCHAR = 0x0107,
             /// <summary>
             ///     The WM_UNICHAR message is posted to the window with the keyboard focus when a WM_KEYDOWN message is translated by
             ///     the TranslateMessage function. The WM_UNICHAR message contains the character code of the key that was pressed.
             ///     The WM_UNICHAR message is equivalent to WM_CHAR, but it uses Unicode Transformation Format (UTF)-32, whereas
             ///     WM_CHAR uses UTF-16. It is designed to send or post Unicode characters to ANSI windows and it can can handle
             ///     Unicode Supplementary Plane characters.
             /// </summary>
             UNICHAR = 0x0109,
             /// <summary>
             ///     This message filters for keyboard messages.
             /// </summary>
             KEYLAST = 0x0108,
             /// <summary>
             ///     Sent immediately before the IME generates the composition string as a result of a keystroke. A window receives this
             ///     message through its WindowProc function.
             /// </summary>
             IME_STARTCOMPOSITION = 0x010D,
             /// <summary>
             ///     Sent to an application when the IME ends composition. A window receives this message through its WindowProc
             ///     function.
             /// </summary>
             IME_ENDCOMPOSITION = 0x010E,
             /// <summary>
             ///     Sent to an application when the IME changes composition status as a result of a keystroke. A window receives this
             ///     message through its WindowProc function.
             /// </summary>
             IME_COMPOSITION = 0x010F,
             IME_KEYLAST = 0x010F,
             /// <summary>
             ///     The WM_INITDIALOG message is sent to the dialog box procedure immediately before a dialog box is displayed. Dialog
             ///     box procedures typically use this message to initialize controls and carry out any other initialization tasks that
             ///     affect the appearance of the dialog box.
             /// </summary>
             INITDIALOG = 0x0110,
             /// <summary>
             ///     The WM_COMMAND message is sent when the user selects a command item from a menu, when a control sends a
             ///     notification message to its parent window, or when an accelerator keystroke is translated.
             /// </summary>
             COMMAND = 0x0111,
             /// <summary>
             ///     A window receives this message when the user chooses a command from the Window menu, clicks the maximize button,
             ///     minimize button, restore button, close button, or moves the form. You can stop the form from moving by filtering
             ///     this out.
             /// </summary>
             SYSCOMMAND = 0x0112,
             /// <summary>
             ///     The WM_TIMER message is posted to the installing thread's message queue when a timer expires. The message is posted
             ///     by the GetMessage or PeekMessage function.
             /// </summary>
             TIMER = 0x0113,
             /// <summary>
             ///     The WM_HSCROLL message is sent to a window when a scroll event occurs in the window's standard horizontal scroll
             ///     bar. This message is also sent to the owner of a horizontal scroll bar control when a scroll event occurs in the
             ///     control.
             /// </summary>
             HSCROLL = 0x0114,
             /// <summary>
             ///     The WM_VSCROLL message is sent to a window when a scroll event occurs in the window's standard vertical scroll bar.
             ///     This message is also sent to the owner of a vertical scroll bar control when a scroll event occurs in the control.
             /// </summary>
             VSCROLL = 0x0115,
             /// <summary>
             ///     The WM_INITMENU message is sent when a menu is about to become active. It occurs when the user clicks an item on
             ///     the menu bar or presses a menu key. This allows the application to modify the menu before it is displayed.
             /// </summary>
             INITMENU = 0x0116,
             /// <summary>
             ///     The WM_INITMENUPOPUP message is sent when a drop-down menu or submenu is about to become active. This allows an
             ///     application to modify the menu before it is displayed, without changing the entire menu.
             /// </summary>
             INITMENUPOPUP = 0x0117,
             /// <summary>
             ///     The WM_MENUSELECT message is sent to a menu's owner window when the user selects a menu item.
             /// </summary>
             MENUSELECT = 0x011F,
             /// <summary>
             ///     The WM_MENUCHAR message is sent when a menu is active and the user presses a key that does not correspond to any
             ///     mnemonic or accelerator key. This message is sent to the window that owns the menu.
             /// </summary>
             MENUCHAR = 0x0120,
             /// <summary>
             ///     The WM_ENTERIDLE message is sent to the owner window of a modal dialog box or menu that is entering an idle state.
             ///     A modal dialog box or menu enters an idle state when no messages are waiting in its queue after it has processed
             ///     one or more previous messages.
             /// </summary>
             ENTERIDLE = 0x0121,
             /// <summary>
             ///     The WM_MENURBUTTONUP message is sent when the user releases the right mouse button while the cursor is on a menu
             ///     item.
             /// </summary>
             MENURBUTTONUP = 0x0122,
             /// <summary>
             ///     The WM_MENUDRAG message is sent to the owner of a drag-and-drop menu when the user drags a menu item.
             /// </summary>
             MENUDRAG = 0x0123,
             /// <summary>
             ///     The WM_MENUGETOBJECT message is sent to the owner of a drag-and-drop menu when the mouse cursor enters a menu item
             ///     or moves from the center of the item to the top or bottom of the item.
             /// </summary>
             MENUGETOBJECT = 0x0124,
             /// <summary>
             ///     The WM_UNINITMENUPOPUP message is sent when a drop-down menu or submenu has been destroyed.
             /// </summary>
             UNINITMENUPOPUP = 0x0125,
             /// <summary>
             ///     The WM_MENUCOMMAND message is sent when the user makes a selection from a menu.
             /// </summary>
             MENUCOMMAND = 0x0126,
             /// <summary>
             ///     An application sends the WM_CHANGEUISTATE message to indicate that the user interface (UI) state should be changed.
             /// </summary>
             CHANGEUISTATE = 0x0127,
             /// <summary>
             ///     An application sends the WM_UPDATEUISTATE message to change the user interface (UI) state for the specified window
             ///     and all its child windows.
             /// </summary>
             UPDATEUISTATE = 0x0128,
             /// <summary>
             ///     An application sends the WM_QUERYUISTATE message to retrieve the user interface (UI) state for a window.
             /// </summary>
             QUERYUISTATE = 0x0129,
             /// <summary>
             ///     The WM_CTLCOLORMSGBOX message is sent to the owner window of a message box before Windows draws the message box. By
             ///     responding to this message, the owner window can set the text and background colors of the message box by using the
             ///     given display device context handle.
             /// </summary>
             CTLCOLORMSGBOX = 0x0132,
             /// <summary>
             ///     An edit control that is not read-only or disabled sends the WM_CTLCOLOREDIT message to its parent window when the
             ///     control is about to be drawn. By responding to this message, the parent window can use the specified device context
             ///     handle to set the text and background colors of the edit control.
             /// </summary>
             CTLCOLOREDIT = 0x0133,
             /// <summary>
             ///     Sent to the parent window of a list box before the system draws the list box. By responding to this message, the
             ///     parent window can set the text and background colors of the list box by using the specified display device context
             ///     handle.
             /// </summary>
             CTLCOLORLISTBOX = 0x0134,
             /// <summary>
             ///     The WM_CTLCOLORBTN message is sent to the parent window of a button before drawing the button. The parent window
             ///     can change the button's text and background colors. However, only owner-drawn buttons respond to the parent window
             ///     processing this message.
             /// </summary>
             CTLCOLORBTN = 0x0135,
             /// <summary>
             ///     The WM_CTLCOLORDLG message is sent to a dialog box before the system draws the dialog box. By responding to this
             ///     message, the dialog box can set its text and background colors using the specified display device context handle.
             /// </summary>
             CTLCOLORDLG = 0x0136,
             /// <summary>
             ///     The WM_CTLCOLORSCROLLBAR message is sent to the parent window of a scroll bar control when the control is about to
             ///     be drawn. By responding to this message, the parent window can use the display context handle to set the background
             ///     color of the scroll bar control.
             /// </summary>
             CTLCOLORSCROLLBAR = 0x0137,
             /// <summary>
             ///     A static control, or an edit control that is read-only or disabled, sends the WM_CTLCOLORSTATIC message to its
             ///     parent window when the control is about to be drawn. By responding to this message, the parent window can use the
             ///     specified device context handle to set the text and background colors of the static control.
             /// </summary>
             CTLCOLORSTATIC = 0x0138,
             /// <summary>
             ///     Use WM_MOUSEFIRST to specify the first mouse message. Use the PeekMessage() Function.
             /// </summary>
             MOUSEFIRST = 0x0200,
             /// <summary>
             ///     The WM_MOUSEMOVE message is posted to a window when the cursor moves. If the mouse is not captured, the message is
             ///     posted to the window that contains the cursor. Otherwise, the message is posted to the window that has captured the
             ///     mouse.
             /// </summary>
             MOUSEMOVE = 0x0200,
             /// <summary>
             ///     The WM_LBUTTONDOWN message is posted when the user presses the left mouse button while the cursor is in the client
             ///     area of a window. If the mouse is not captured, the message is posted to the window beneath the cursor. Otherwise,
             ///     the message is posted to the window that has captured the mouse.
             /// </summary>
             LBUTTONDOWN = 0x0201,
             /// <summary>
             ///     The WM_LBUTTONUP message is posted when the user releases the left mouse button while the cursor is in the client
             ///     area of a window. If the mouse is not captured, the message is posted to the window beneath the cursor. Otherwise,
             ///     the message is posted to the window that has captured the mouse.
             /// </summary>
             LBUTTONUP = 0x0202,
             /// <summary>
             ///     The WM_LBUTTONDBLCLK message is posted when the user double-clicks the left mouse button while the cursor is in the
             ///     client area of a window. If the mouse is not captured, the message is posted to the window beneath the cursor.
             ///     Otherwise, the message is posted to the window that has captured the mouse.
             /// </summary>
             LBUTTONDBLCLK = 0x0203,
             /// <summary>
             ///     The WM_RBUTTONDOWN message is posted when the user presses the right mouse button while the cursor is in the client
             ///     area of a window. If the mouse is not captured, the message is posted to the window beneath the cursor. Otherwise,
             ///     the message is posted to the window that has captured the mouse.
             /// </summary>
             RBUTTONDOWN = 0x0204,
             /// <summary>
             ///     The WM_RBUTTONUP message is posted when the user releases the right mouse button while the cursor is in the client
             ///     area of a window. If the mouse is not captured, the message is posted to the window beneath the cursor. Otherwise,
             ///     the message is posted to the window that has captured the mouse.
             /// </summary>
             RBUTTONUP = 0x0205,
             /// <summary>
             ///     The WM_RBUTTONDBLCLK message is posted when the user double-clicks the right mouse button while the cursor is in
             ///     the client area of a window. If the mouse is not captured, the message is posted to the window beneath the cursor.
             ///     Otherwise, the message is posted to the window that has captured the mouse.
             /// </summary>
             RBUTTONDBLCLK = 0x0206,
             /// <summary>
             ///     The WM_MBUTTONDOWN message is posted when the user presses the middle mouse button while the cursor is in the
             ///     client area of a window. If the mouse is not captured, the message is posted to the window beneath the cursor.
             ///     Otherwise, the message is posted to the window that has captured the mouse.
             /// </summary>
             MBUTTONDOWN = 0x0207,
             /// <summary>
             ///     The WM_MBUTTONUP message is posted when the user releases the middle mouse button while the cursor is in the client
             ///     area of a window. If the mouse is not captured, the message is posted to the window beneath the cursor. Otherwise,
             ///     the message is posted to the window that has captured the mouse.
             /// </summary>
             MBUTTONUP = 0x0208,
             /// <summary>
             ///     The WM_MBUTTONDBLCLK message is posted when the user double-clicks the middle mouse button while the cursor is in
             ///     the client area of a window. If the mouse is not captured, the message is posted to the window beneath the cursor.
             ///     Otherwise, the message is posted to the window that has captured the mouse.
             /// </summary>
             MBUTTONDBLCLK = 0x0209,
             /// <summary>
             ///     The WM_MOUSEWHEEL message is sent to the focus window when the mouse wheel is rotated. The DefWindowProc function
             ///     propagates the message to the window's parent. There should be no internal forwarding of the message, since
             ///     DefWindowProc propagates it up the parent chain until it finds a window that processes it.
             /// </summary>
             MOUSEWHEEL = 0x020A,
             /// <summary>
             ///     The WM_XBUTTONDOWN message is posted when the user presses the first or second X button while the cursor is in the
             ///     client area of a window. If the mouse is not captured, the message is posted to the window beneath the cursor.
             ///     Otherwise, the message is posted to the window that has captured the mouse.
             /// </summary>
             XBUTTONDOWN = 0x020B,
             /// <summary>
             ///     The WM_XBUTTONUP message is posted when the user releases the first or second X button while the cursor is in the
             ///     client area of a window. If the mouse is not captured, the message is posted to the window beneath the cursor.
             ///     Otherwise, the message is posted to the window that has captured the mouse.
             /// </summary>
             XBUTTONUP = 0x020C,
             /// <summary>
             ///     The WM_XBUTTONDBLCLK message is posted when the user double-clicks the first or second X button while the cursor is
             ///     in the client area of a window. If the mouse is not captured, the message is posted to the window beneath the
             ///     cursor. Otherwise, the message is posted to the window that has captured the mouse.
             /// </summary>
             XBUTTONDBLCLK = 0x020D,
             /// <summary>
             ///     The WM_MOUSEHWHEEL message is sent to the focus window when the mouse's horizontal scroll wheel is tilted or
             ///     rotated. The DefWindowProc function propagates the message to the window's parent. There should be no internal
             ///     forwarding of the message, since DefWindowProc propagates it up the parent chain until it finds a window that
             ///     processes it.
             /// </summary>
             MOUSEHWHEEL = 0x020E,
             /// <summary>
             ///     Use WM_MOUSELAST to specify the last mouse message. Used with PeekMessage() Function.
             /// </summary>
             MOUSELAST = 0x020E,
             /// <summary>
             ///     The WM_PARENTNOTIFY message is sent to the parent of a child window when the child window is created or destroyed,
             ///     or when the user clicks a mouse button while the cursor is over the child window. When the child window is being
             ///     created, the system sends WM_PARENTNOTIFY just before the CreateWindow or CreateWindowEx function that creates the
             ///     window returns. When the child window is being destroyed, the system sends the message before any processing to
             ///     destroy the window takes place.
             /// </summary>
             PARENTNOTIFY = 0x0210,
             /// <summary>
             ///     The WM_ENTERMENULOOP message informs an application's main window procedure that a menu modal loop has been
             ///     entered.
             /// </summary>
             ENTERMENULOOP = 0x0211,
             /// <summary>
             ///     The WM_EXITMENULOOP message informs an application's main window procedure that a menu modal loop has been exited.
             /// </summary>
             EXITMENULOOP = 0x0212,
             /// <summary>
             ///     The WM_NEXTMENU message is sent to an application when the right or left arrow key is used to switch between the
             ///     menu bar and the system menu.
             /// </summary>
             NEXTMENU = 0x0213,
             /// <summary>
             ///     The WM_SIZING message is sent to a window that the user is resizing. By processing this message, an application can
             ///     monitor the size and position of the drag rectangle and, if needed, change its size or position.
             /// </summary>
             SIZING = 0x0214,
             /// <summary>
             ///     The WM_CAPTURECHANGED message is sent to the window that is losing the mouse capture.
             /// </summary>
             CAPTURECHANGED = 0x0215,
             /// <summary>
             ///     The WM_MOVING message is sent to a window that the user is moving. By processing this message, an application can
             ///     monitor the position of the drag rectangle and, if needed, change its position.
             /// </summary>
             MOVING = 0x0216,
             /// <summary>
             ///     Notifies applications that a power-management event has occurred.
             /// </summary>
             POWERBROADCAST = 0x0218,
             /// <summary>
             ///     Notifies an application of a change to the hardware configuration of a device or the computer.
             /// </summary>
             DEVICECHANGE = 0x0219,
             /// <summary>
             ///     An application sends the WM_MDICREATE message to a multiple-document interface (MDI) client window to create an MDI
             ///     child window.
             /// </summary>
             MDICREATE = 0x0220,
             /// <summary>
             ///     An application sends the WM_MDIDESTROY message to a multiple-document interface (MDI) client window to close an MDI
             ///     child window.
             /// </summary>
             MDIDESTROY = 0x0221,
             /// <summary>
             ///     An application sends the WM_MDIACTIVATE message to a multiple-document interface (MDI) client window to instruct
             ///     the client window to activate a different MDI child window.
             /// </summary>
             MDIACTIVATE = 0x0222,
             /// <summary>
             ///     An application sends the WM_MDIRESTORE message to a multiple-document interface (MDI) client window to restore an
             ///     MDI child window from maximized or minimized size.
             /// </summary>
             MDIRESTORE = 0x0223,
             /// <summary>
             ///     An application sends the WM_MDINEXT message to a multiple-document interface (MDI) client window to activate the
             ///     next or previous child window.
             /// </summary>
             MDINEXT = 0x0224,
             /// <summary>
             ///     An application sends the WM_MDIMAXIMIZE message to a multiple-document interface (MDI) client window to maximize an
             ///     MDI child window. The system resizes the child window to make its client area fill the client window. The system
             ///     places the child window's window menu icon in the rightmost position of the frame window's menu bar, and places the
             ///     child window's restore icon in the leftmost position. The system also appends the title bar text of the child
             ///     window to that of the frame window.
             /// </summary>
             MDIMAXIMIZE = 0x0225,
             /// <summary>
             ///     An application sends the WM_MDITILE message to a multiple-document interface (MDI) client window to arrange all of
             ///     its MDI child windows in a tile format.
             /// </summary>
             MDITILE = 0x0226,
             /// <summary>
             ///     An application sends the WM_MDICASCADE message to a multiple-document interface (MDI) client window to arrange all
             ///     its child windows in a cascade format.
             /// </summary>
             MDICASCADE = 0x0227,
             /// <summary>
             ///     An application sends the WM_MDIICONARRANGE message to a multiple-document interface (MDI) client window to arrange
             ///     all minimized MDI child windows. It does not affect child windows that are not minimized.
             /// </summary>
             MDIICONARRANGE = 0x0228,
             /// <summary>
             ///     An application sends the WM_MDIGETACTIVE message to a multiple-document interface (MDI) client window to retrieve
             ///     the handle to the active MDI child window.
             /// </summary>
             MDIGETACTIVE = 0x0229,
             /// <summary>
             ///     An application sends the WM_MDISETMENU message to a multiple-document interface (MDI) client window to replace the
             ///     entire menu of an MDI frame window, to replace the window menu of the frame window, or both.
             /// </summary>
             MDISETMENU = 0x0230,
             /// <summary>
             ///     The WM_ENTERSIZEMOVE message is sent one time to a window after it enters the moving or sizing modal loop. The
             ///     window enters the moving or sizing modal loop when the user clicks the window's title bar or sizing border, or when
             ///     the window passes the WM_SYSCOMMAND message to the DefWindowProc function and the wParam parameter of the message
             ///     specifies the SC_MOVE or SC_SIZE value. The operation is complete when DefWindowProc returns.
             ///     The system sends the WM_ENTERSIZEMOVE message regardless of whether the dragging of full windows is enabled.
             /// </summary>
             ENTERSIZEMOVE = 0x0231,
             /// <summary>
             ///     The WM_EXITSIZEMOVE message is sent one time to a window, after it has exited the moving or sizing modal loop. The
             ///     window enters the moving or sizing modal loop when the user clicks the window's title bar or sizing border, or when
             ///     the window passes the WM_SYSCOMMAND message to the DefWindowProc function and the wParam parameter of the message
             ///     specifies the SC_MOVE or SC_SIZE value. The operation is complete when DefWindowProc returns.
             /// </summary>
             EXITSIZEMOVE = 0x0232,
             /// <summary>
             ///     Sent when the user drops a file on the window of an application that has registered itself as a recipient of
             ///     dropped files.
             /// </summary>
             DROPFILES = 0x0233,
             /// <summary>
             ///     An application sends the WM_MDIREFRESHMENU message to a multiple-document interface (MDI) client window to refresh
             ///     the window menu of the MDI frame window.
             /// </summary>
             MDIREFRESHMENU = 0x0234,
             /// <summary>
             ///     Sent to an application when a window is activated. A window receives this message through its WindowProc function.
             /// </summary>
             IME_SETCONTEXT = 0x0281,
             /// <summary>
             ///     Sent to an application to notify it of changes to the IME window. A window receives this message through its
             ///     WindowProc function.
             /// </summary>
             IME_NOTIFY = 0x0282,
             /// <summary>
             ///     Sent by an application to direct the IME window to carry out the requested command. The application uses this
             ///     message to control the IME window that it has created. To send this message, the application calls the SendMessage
             ///     function with the following parameters.
             /// </summary>
             IME_CONTROL = 0x0283,
             /// <summary>
             ///     Sent to an application when the IME window finds no space to extend the area for the composition window. A window
             ///     receives this message through its WindowProc function.
             /// </summary>
             IME_COMPOSITIONFULL = 0x0284,
             /// <summary>
             ///     Sent to an application when the operating system is about to change the current IME. A window receives this message
             ///     through its WindowProc function.
             /// </summary>
             IME_SELECT = 0x0285,
             /// <summary>
             ///     Sent to an application when the IME gets a character of the conversion result. A window receives this message
             ///     through its WindowProc function.
             /// </summary>
             IME_CHAR = 0x0286,
             /// <summary>
             ///     Sent to an application to provide commands and request information. A window receives this message through its
             ///     WindowProc function.
             /// </summary>
             IME_REQUEST = 0x0288,
             /// <summary>
             ///     Sent to an application by the IME to notify the application of a key press and to keep message order. A window
             ///     receives this message through its WindowProc function.
             /// </summary>
             IME_KEYDOWN = 0x0290,
             /// <summary>
             ///     Sent to an application by the IME to notify the application of a key release and to keep message order. A window
             ///     receives this message through its WindowProc function.
             /// </summary>
             IME_KEYUP = 0x0291,
             /// <summary>
             ///     The WM_MOUSEHOVER message is posted to a window when the cursor hovers over the client area of the window for the
             ///     period of time specified in a prior call to TrackMouseEvent.
             /// </summary>
             MOUSEHOVER = 0x02A1,
             /// <summary>
             ///     The WM_MOUSELEAVE message is posted to a window when the cursor leaves the client area of the window specified in a
             ///     prior call to TrackMouseEvent.
             /// </summary>
             MOUSELEAVE = 0x02A3,
             /// <summary>
             ///     The WM_NCMOUSEHOVER message is posted to a window when the cursor hovers over the nonclient area of the window for
             ///     the period of time specified in a prior call to TrackMouseEvent.
             /// </summary>
             NCMOUSEHOVER = 0x02A0,
             /// <summary>
             ///     The WM_NCMOUSELEAVE message is posted to a window when the cursor leaves the nonclient area of the window specified
             ///     in a prior call to TrackMouseEvent.
             /// </summary>
             NCMOUSELEAVE = 0x02A2,
             /// <summary>
             ///     The WM_WTSSESSION_CHANGE message notifies applications of changes in session state.
             /// </summary>
             WTSSESSION_CHANGE = 0x02B1,
             TABLET_FIRST = 0x02c0,
             TABLET_LAST = 0x02df,
             /// <summary>
             ///     An application sends a WM_CUT message to an edit control or combo box to delete (cut) the current selection, if
             ///     any, in the edit control and copy the deleted text to the clipboard in CF_TEXT format.
             /// </summary>
             CUT = 0x0300,
             /// <summary>
             ///     An application sends the WM_COPY message to an edit control or combo box to copy the current selection to the
             ///     clipboard in CF_TEXT format.
             /// </summary>
             COPY = 0x0301,
             /// <summary>
             ///     An application sends a WM_PASTE message to an edit control or combo box to copy the current content of the
             ///     clipboard to the edit control at the current caret position. Data is inserted only if the clipboard contains data
             ///     in CF_TEXT format.
             /// </summary>
             PASTE = 0x0302,
             /// <summary>
             ///     An application sends a WM_CLEAR message to an edit control or combo box to delete (clear) the current selection, if
             ///     any, from the edit control.
             /// </summary>
             CLEAR = 0x0303,
             /// <summary>
             ///     An application sends a WM_UNDO message to an edit control to undo the last operation. When this message is sent to
             ///     an edit control, the previously deleted text is restored or the previously added text is deleted.
             /// </summary>
             UNDO = 0x0304,
             /// <summary>
             ///     The WM_RENDERFORMAT message is sent to the clipboard owner if it has delayed rendering a specific clipboard format
             ///     and if an application has requested data in that format. The clipboard owner must render data in the specified
             ///     format and place it on the clipboard by calling the SetClipboardData function.
             /// </summary>
             RENDERFORMAT = 0x0305,
             /// <summary>
             ///     The WM_RENDERALLFORMATS message is sent to the clipboard owner before it is destroyed, if the clipboard owner has
             ///     delayed rendering one or more clipboard formats. For the content of the clipboard to remain available to other
             ///     applications, the clipboard owner must render data in all the formats it is capable of generating, and place the
             ///     data on the clipboard by calling the SetClipboardData function.
             /// </summary>
             RENDERALLFORMATS = 0x0306,
             /// <summary>
             ///     The WM_DESTROYCLIPBOARD message is sent to the clipboard owner when a call to the EmptyClipboard function empties
             ///     the clipboard.
             /// </summary>
             DESTROYCLIPBOARD = 0x0307,
             /// <summary>
             ///     The WM_DRAWCLIPBOARD message is sent to the first window in the clipboard viewer chain when the content of the
             ///     clipboard changes. This enables a clipboard viewer window to display the new content of the clipboard.
             /// </summary>
             DRAWCLIPBOARD = 0x0308,
             /// <summary>
             ///     The WM_PAINTCLIPBOARD message is sent to the clipboard owner by a clipboard viewer window when the clipboard
             ///     contains data in the CF_OWNERDISPLAY format and the clipboard viewer's client area needs repainting.
             /// </summary>
             PAINTCLIPBOARD = 0x0309,
             /// <summary>
             ///     The WM_VSCROLLCLIPBOARD message is sent to the clipboard owner by a clipboard viewer window when the clipboard
             ///     contains data in the CF_OWNERDISPLAY format and an event occurs in the clipboard viewer's vertical scroll bar. The
             ///     owner should scroll the clipboard image and update the scroll bar values.
             /// </summary>
             VSCROLLCLIPBOARD = 0x030A,
             /// <summary>
             ///     The WM_SIZECLIPBOARD message is sent to the clipboard owner by a clipboard viewer window when the clipboard
             ///     contains data in the CF_OWNERDISPLAY format and the clipboard viewer's client area has changed size.
             /// </summary>
             SIZECLIPBOARD = 0x030B,
             /// <summary>
             ///     The WM_ASKCBFORMATNAME message is sent to the clipboard owner by a clipboard viewer window to request the name of a
             ///     CF_OWNERDISPLAY clipboard format.
             /// </summary>
             ASKCBFORMATNAME = 0x030C,
             /// <summary>
             ///     The WM_CHANGECBCHAIN message is sent to the first window in the clipboard viewer chain when a window is being
             ///     removed from the chain.
             /// </summary>
             CHANGECBCHAIN = 0x030D,
             /// <summary>
             ///     The WM_HSCROLLCLIPBOARD message is sent to the clipboard owner by a clipboard viewer window. This occurs when the
             ///     clipboard contains data in the CF_OWNERDISPLAY format and an event occurs in the clipboard viewer's horizontal
             ///     scroll bar. The owner should scroll the clipboard image and update the scroll bar values.
             /// </summary>
             HSCROLLCLIPBOARD = 0x030E,
             /// <summary>
             ///     This message informs a window that it is about to receive the keyboard focus, giving the window the opportunity to
             ///     realize its logical palette when it receives the focus.
             /// </summary>
             QUERYNEWPALETTE = 0x030F,
             /// <summary>
             ///     The WM_PALETTEISCHANGING message informs applications that an application is going to realize its logical palette.
             /// </summary>
             PALETTEISCHANGING = 0x0310,
             /// <summary>
             ///     This message is sent by the OS to all top-level and overlapped windows after the window with the keyboard focus
             ///     realizes its logical palette.
             ///     This message enables windows that do not have the keyboard focus to realize their logical palettes and update their
             ///     client areas.
             /// </summary>
             PALETTECHANGED = 0x0311,
             /// <summary>
             ///     The WM_HOTKEY message is posted when the user presses a hot key registered by the RegisterHotKey function. The
             ///     message is placed at the top of the message queue associated with the thread that registered the hot key.
             /// </summary>
             HOTKEY = 0x0312,
             /// <summary>
             ///     The WM_PRINT message is sent to a window to request that it draw itself in the specified device context, most
             ///     commonly in a printer device context.
             /// </summary>
             PRINT = 0x0317,
             /// <summary>
             ///     The WM_PRINTCLIENT message is sent to a window to request that it draw its client area in the specified device
             ///     context, most commonly in a printer device context.
             /// </summary>
             PRINTCLIENT = 0x0318,
             /// <summary>
             ///     The WM_APPCOMMAND message notifies a window that the user generated an application command event, for example, by
             ///     clicking an application command button using the mouse or typing an application command key on the keyboard.
             /// </summary>
             APPCOMMAND = 0x0319,
             /// <summary>
             ///     The WM_THEMECHANGED message is broadcast to every window following a theme change event. Examples of theme change
             ///     events are the activation of a theme, the deactivation of a theme, or a transition from one theme to another.
             /// </summary>
             THEMECHANGED = 0x031A,
             /// <summary>
             ///     Sent when the contents of the clipboard have changed.
             /// </summary>
             CLIPBOARDUPDATE = 0x031D,
             /// <summary>
             ///     The system will send a window the WM_DWMCOMPOSITIONCHANGED message to indicate that the availability of desktop
             ///     composition has changed.
             /// </summary>
             DWMCOMPOSITIONCHANGED = 0x031E,
             /// <summary>
             ///     WM_DWMNCRENDERINGCHANGED is called when the non-client area rendering status of a window has changed. Only windows
             ///     that have set the flag DWM_BLURBEHIND.fTransitionOnMaximized to true will get this message.
             /// </summary>
             DWMNCRENDERINGCHANGED = 0x031F,
             /// <summary>
             ///     Sent to all top-level windows when the colorization color has changed.
             /// </summary>
             DWMCOLORIZATIONCOLORCHANGED = 0x0320,
             /// <summary>
             ///     WM_DWMWINDOWMAXIMIZEDCHANGE will let you know when a DWM composed window is maximized. You also have to register
             ///     for this message as well. You'd have other windowd go opaque when this message is sent.
             /// </summary>
             DWMWINDOWMAXIMIZEDCHANGE = 0x0321,
             /// <summary>
             ///     Sent to request extended title bar information. A window receives this message through its WindowProc function.
             /// </summary>
             GETTITLEBARINFOEX = 0x033F,
             HANDHELDFIRST = 0x0358,
             HANDHELDLAST = 0x035F,
             AFXFIRST = 0x0360,
             AFXLAST = 0x037F,
             PENWINFIRST = 0x0380,
             PENWINLAST = 0x038F,
             /// <summary>
             ///     The WM_APP constant is used by applications to help define private messages, usually of the form WM_APP+X, where X
             ///     is an integer value.
             /// </summary>
             APP = 0x8000,
             /// <summary>
             ///     The WM_USER constant is used by applications to help define private messages for use by private window classes,
             ///     usually of the form WM_USER+X, where X is an integer value.
             /// </summary>
             USER = 0x0400,
             /// <summary>
             ///     An application sends the WM_CPL_LAUNCH message to Windows Control Panel to request that a Control Panel application
             ///     be started.
             /// </summary>
             CPL_LAUNCH = USER + 0x1000,
             /// <summary>
             ///     The WM_CPL_LAUNCHED message is sent when a Control Panel application, started by the WM_CPL_LAUNCH message, has
             ///     closed. The WM_CPL_LAUNCHED message is sent to the window identified by the wParam parameter of the WM_CPL_LAUNCH
             ///     message that started the application.
             /// </summary>
             CPL_LAUNCHED = USER + 0x1001,
             /// <summary>
             ///     WM_SYSTIMER is a well-known yet still undocumented message. Windows uses WM_SYSTIMER for internal actions like
             ///     scrolling.
             /// </summary>
             SYSTIMER = 0x118,
             /// <summary>
             ///     The accessibility state has changed.
             /// </summary>
             HSHELL_ACCESSIBILITYSTATE = 11,
             /// <summary>
             ///     The shell should activate its main window.
             /// </summary>
             HSHELL_ACTIVATESHELLWINDOW = 3,
             /// <summary>
             ///     The user completed an input event (for example, pressed an application command button on the mouse or an
             ///     application command key on the keyboard), and the application did not handle the WM_APPCOMMAND message generated by
             ///     that input.
             ///     If the Shell procedure handles the WM_COMMAND message, it should not call CallNextHookEx. See the Return Value
             ///     section for more information.
             /// </summary>
             HSHELL_APPCOMMAND = 12,
             /// <summary>
             ///     A window is being minimized or maximized. The system needs the coordinates of the minimized rectangle for the
             ///     window.
             /// </summary>
             HSHELL_GETMINRECT = 5,
             /// <summary>
             ///     Keyboard language was changed or a new keyboard layout was loaded.
             /// </summary>
             HSHELL_LANGUAGE = 8,
             /// <summary>
             ///     The title of a window in the task bar has been redrawn.
             /// </summary>
             HSHELL_REDRAW = 6,
             /// <summary>
             ///     The user has selected the task list. A shell application that provides a task list should return TRUE to prevent
             ///     Windows from starting its task list.
             /// </summary>
             HSHELL_TASKMAN = 7,
             /// <summary>
             ///     A top-level, unowned window has been created. The window exists when the system calls this hook.
             /// </summary>
             HSHELL_WINDOWCREATED = 1,
             /// <summary>
             ///     A top-level, unowned window is about to be destroyed. The window still exists when the system calls this hook.
             /// </summary>
             HSHELL_WINDOWDESTROYED = 2,
             /// <summary>
             ///     The activation has changed to a different top-level, unowned window.
             /// </summary>
             HSHELL_WINDOWACTIVATED = 4,
             /// <summary>
             ///     A top-level window is being replaced. The window exists when the system calls this hook.
             /// </summary>
             HSHELL_WINDOWREPLACED = 13
+        }
         #endregion
         #region Public Methods
         [DllImport("user32.dll")]
         public static extern bool EnumWindows(EnumWindowsProc enumProc, IntPtr lParam);
         [DllImport("user32.dll")]
         [return: MarshalAs(UnmanagedType.Bool)]
         public static extern bool GetWindowRect(IntPtr hWnd, out RECT lpRect);
         [DllImport("user32.dll", EntryPoint = "RegisterWindowMessageW", SetLastError = true)]
         public static extern int RegisterWindowMessage(string lpString);
         [DllImport("user32.dll", SetLastError = true)]
         public static extern bool RegisterShellHookWindow(IntPtr hWnd);
         [DllImport("user32.dll", CharSet = CharSet.Auto, SetLastError = true)]
         public static extern int GetWindowText(IntPtr hWnd, StringBuilder lpString, int nMaxCount);
         [DllImport("user32.dll", SetLastError = true, CharSet = CharSet.Auto)]
         public static extern int GetWindowTextLength(IntPtr hWnd);
-        #endregion
-        #region Private Methods
         [DllImport("user32.dll", SetLastError = true)]
         public static extern uint GetWindowThreadProcessId(IntPtr hWnd, out uint processId);
         [DllImport("user32.dll", SetLastError = true)]
         public static extern bool MoveWindow(IntPtr hWnd, int X, int Y, int nWidth, int nHeight, bool bRepaint);
         [DllImport("user32.dll", SetLastError = true)]
         public static extern IntPtr FindWindow(string lpClassName, string lpWindowName);
         #endregion
         #region Nested Types
         [StructLayout(LayoutKind.Sequential)]
         public struct RECT
+        {
             public int Left; // x position of upper-left corner
             public int Top; // y position of upper-left corner
             public int Right; // x position of lower-right corner
             public int Bottom; // y position of lower-right corner
+        }
         #endregion
+    }
+}
 Generated by GNU Enscript 1.6.5.90.