WindowsMessages Enumerator

internal const int WM_USER = 0x0400;

public enum WinMessage : int
{
    WM_NULL= 0x0000,
    WM_CREATE = 0x0001,
    WM_DESTROY = 0x0002,
    WM_MOVE = 0x0003,
    WM_SIZE = 0x0005,
    WM_ACTIVATE = 0x0006,
    WM_SETFOCUS = 0x0007,
    WM_KILLFOCUS = 0x0008,
    WM_ENABLE = 0x000A,
    WM_SETREDRAW = 0x000B,
    WM_SETTEXT = 0X000C,
    WM_GETTEXT = 0x000D,
    WM_GETTEXTLENGTH = 0x000E,
    WM_PAINT = 0x000F,
    WM_CLOSE = 0x0010,
    WM_QUERYENDSESSION = 0x0011,
    WM_QUIT = 0x0012,
    WM_QUERYOPEN = 0x0013,
    WM_ERASEBKGND = 0x0014,
    WM_SYSCOLORCHANGE= 0x0015,
    WM_ENDSESSION = 0x0016,
    WM_SHOWWINDOW = 0x0018,
    WM_WININICHANGE = 0x001A,
    WM_SETTINGCHANGE = WM_WININICHANGE,
    WM_DEVMODECHANGE = 0x001B,
    WM_ACTIVATEAPP = 0x001C,            //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. wParam: Indicates whether the window is being activated or deactivated. This parameter is TRUE if the window is being activated; it is FALSE if the window is being deactivated. lParam: The thread identifier. If the wParam parameter is TRUE, lParam is the identifier of the thread that owns the window being deactivated. If wParam is FALSE, lParam is the identifier of the thread that owns the window being activated.
    WM_FONTCHANGE = 0x001D,
    WM_TIMECHANGE = 0x001E,
    WM_CANCELMODE = 0x001F,
    WM_SETCURSOR = 0x0020,
    WM_MOUSEACTIVATE = 0x0021,
    WM_CHILDACTIVATE = 0x0022,
    WM_QUEUESYNC = 0x0023,              //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.
    WM_GETMINMAXINFO = 0x0024,          //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.
    WM_PAINTICON = 0x0026,              //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.
    WM_ICONERASEBKGND = 0x0027,         //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.
    WM_NEXTDLGCTL = 0x0028,             //The WM_NEXTDLGCTL message is sent to a dialog box procedure to set the keyboard focus to a different control in the dialog box.
    WM_SPOOLERSTATUS = 0x002A,          //The WM_SPOOLERSTATUS message is sent from Print Manager whenever a job is added to or removed from the Print Manager queue.
    WM_DRAWITEM = 0x002B,               //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.
    WM_MEASUREITEM = 0x002C,            //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.
    WM_DELETEITEM = 0x002D,             //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.
    WM_VKEYTOITEM = 0x002E,             //Sent by a list box with the LBS_WANTKEYBOARDINPUT style to its owner in response to a WM_KEYDOWN message.
    WM_CHARTOITEM = 0x002F,             //Sent by a list box with the LBS_WANTKEYBOARDINPUT style to its owner in response to a WM_CHAR message.
    WM_SETFONT = 0x0030,                //An application sends a WM_SETFONT message to specify the font that a control is to use when drawing text.
    WM_GETFONT = 0x0031,                //An application sends a WM_GETFONT message to a control to retrieve the font with which the control is currently drawing its text.
    WM_SETHOTKEY = 0x0032,              //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.
    WM_GETHOTKEY = 0x0033,              //An application sends a WM_GETHOTKEY message to determine the hot key associated with a window.
    WM_QUERYDRAGICON = 0x0037,          //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.
    WM_COMPAREITEM = 0x0039,            //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.
    WM_GETOBJECT = 0x003D,              //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.
    WM_COMPACTING = 0x0041,             //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.
    [Obsolete]
    WM_COMMNOTIFY = 0x0044,             //WM_COMMNOTIFY is Obsolete for Win32-Based Applications
    WM_WINDOWPOSCHANGING = 0x0046,      //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.
    WM_WINDOWPOSCHANGED = 0x0047,       //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.
    [Obsolete]
    WM_POWER = 0x0048,                  //Notifies applications that the system, typically a battery-powered personal computer, is about to enter a suspended mode. Use: POWERBROADCAST
    WM_COPYDATA = 0x004A,               //An application sends the WM_COPYDATA message to pass data to another application.
    WM_CANCELJOURNAL = 0x004B,          //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.
    WM_NOTIFY = 0x004E,                 //Sent by a common control to its parent window when an event has occurred or the control requires some information.
    WM_INPUTLANGCHANGEREQUEST = 0x0050, //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.
    WM_INPUTLANGCHANGE = 0x0051,        //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.
    WM_TCARD = 0x0052,                  //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.
    WM_HELP = 0x0053,                   //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.
    WM_USERCHANGED = 0x0054,            //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.
    WM_NOTIFYFORMAT = 0x0055,           //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.
    WM_CONTEXTMENU = 0x007B,            //The WM_CONTEXTMENU message notifies a window that the user clicked the right mouse button (right-clicked) in the window.
    WM_STYLECHANGING = 0x007C,          //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.
    WM_STYLECHANGED = 0x007D,           //The WM_STYLECHANGED message is sent to a window after the SetWindowLong function has changed one or more of the window's styles.
    WM_DISPLAYCHANGE = 0x007E,          //The WM_DISPLAYCHANGE message is sent to all windows when the display resolution has changed.
    WM_GETICON = 0x007F,                //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.
    WM_SETICON = 0x0080,                //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.
    WM_NCCREATE = 0x0081,               //The WM_NCCREATE message is sent prior to the WM_CREATE message when a window is first created.
    WM_NCDESTROY = 0x0082,              //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.
    WM_NCCALCSIZE = 0x0083,             //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.
    WM_NCHITTEST = 0x0084,              //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.
    WM_NCPAINT = 0x0085,                //The WM_NCPAINT message is sent to a window when its frame must be painted.
    WM_NCACTIVATE = 0x0086,             //The WM_NCACTIVATE message is sent to a window when its nonclient area needs to be changed to indicate an active or inactive state.
    WM_GETDLGCODE = 0x0087,             //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.
    WM_SYNCPAINT = 0x0088,              //The WM_SYNCPAINT message is used to synchronize painting while avoiding linking independent GUI threads.
    WM_UAHDRAWMENU = 0x0091,
    WM_UAHDRAWMENUITEM = 0x0092,
    WM_UAHINITMENU = 0x0093,
    WM_NCMOUSEMOVE = 0x00A0,
    WM_NCLBUTTONDOWN = 0x00A1,
    WM_NCLBUTTONUP = 0x00A2,
    WM_NCLBUTTONDBLCLK = 0x00A3,
    WM_NCRBUTTONDOWN = 0x00A4,
    WM_NCRBUTTONUP = 0x00A5,
    WM_NCRBUTTONDBLCLK = 0x00A6,
    WM_NCMBUTTONDOWN = 0x00A7,
    WM_NCMBUTTONUP = 0x00A8,
    WM_NCMBUTTONDBLCLK = 0x00A9,
    WM_NCXBUTTONDOWN = 0x00AB,
    WM_NCXBUTTONUP = 0x00AC,
    WM_NCXBUTTONDBLCLK = 0x00AD,
    WM_INPUT_DEVICE_CHANGE = 0x00FE,    //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.
    WM_INPUT = 0x00FF,                  //The WM_INPUT message is sent to the window that is getting raw input.
    WM_KEYDOWN = 0x0100,
    WM_KEYUP = 0x0101,
    WM_CHAR = 0x0102,
    WM_DEADCHAR = 0x0103,               //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.
    WM_SYSKEYDOWN = 0x0104,             //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.
    WM_SYSKEYUP = 0x0105,               //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.
    WM_SYSCHAR = 0x0106,                //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.
    WM_SYSDEADCHAR = 0x0107,            //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.
    WM_KEYLAST = 0x0108,                //Filters for keyboard messages.
    WM_UNICHAR = 0x0109,
    WM_IME_STARTCOMPOSITION = 0x010D,
    WM_IME_ENDCOMPOSITION = 0x010E,
    WM_IME_COMPOSITION = 0x010F,
    WM_INITDIALOG = 0x0110,             //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.
    WM_COMMAND = 0x0111,
    WM_SYSCOMMAND = 0x112,
    WM_TIMER = 0x0113,                  //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.
    WM_HSCROLL = 0x0114,                //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.
    WM_VSCROLL = 0x0115,                //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.
    WM_INITMENU = 0x0116,               //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.
    WM_INITMENUPOPUP = 0x0117,          //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.
    WM_GESTURE = 0x0119,
    WM_GESTURENOTIFY = 0x011A,
    WM_MENUSELECT = 0x011F,             //The WM_MENUSELECT message is sent to a menu's owner window when the user selects a menu item.
    WM_MENUCHAR = 0x0120,               //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.
    WM_ENTERIDLE = 0x0121,              //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.
    WM_MENURBUTTONUP = 0x0122,          //The WM_MENURBUTTONUP message is sent when the user releases the right mouse button while the cursor is on a menu item.
    WM_MENUDRAG = 0x0123,               //The WM_MENUDRAG message is sent to the owner of a drag-and-drop menu when the user drags a menu item.
    WM_MENUGETOBJECT = 0x0124,          //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.
    WM_UNINITMENUPOPUP = 0x0125,        //The WM_UNINITMENUPOPUP message is sent when a drop-down menu or submenu has been destroyed.
    WM_MENUCOMMAND = 0x0126,            //The WM_MENUCOMMAND message is sent when the user makes a selection from a menu.
    WM_CHANGEUISTATE = 0x0127,          //An application sends the WM_CHANGEUISTATE message to indicate that the user interface (UI) state should be changed.
    WM_UPDATEUISTATE = 0x0128,          //An application sends the WM_UPDATEUISTATE message to change the user interface (UI) state for the specified window and all its child windows.
    WM_QUERYUISTATE = 0x0129,           //An application sends the WM_QUERYUISTATE message to retrieve the user interface (UI) state for a window.
    WM_CTLCOLORMSGBOX = 0x0132,         //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.
    WM_CTLCOLOREDIT = 0x0133,           //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.
    WM_CTLCOLORLISTBOX = 0x0134,        //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.
    WM_CTLCOLORBTN = 0x0135,            //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.
    WM_CTLCOLORDLG = 0x0136,            //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.
    WM_CTLCOLORSCROLLBAR = 0x0137,      //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.
    WM_CTLCOLORSTATIC = 0x0138,         //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.
    MN_GETHMENU = 0x01E,
    WM_MOUSEMOVE = 0x0200,
    WM_LBUTTONDOWN = 0x0201,
    WM_LBUTTONUP = 0x0202,
    WM_LBUTTONDBLCLK  = 0x0203,
    WM_RBUTTONDOWN = 0x0204,
    WM_RBUTTONUP = 0x0205,
    WM_RBUTTONDBLCLK = 0x0206,
    WM_MBUTTONDOWN = 0x0207,
    WM_MBUTTONUP = 0x0208,
    WM_MBUTTONDBLCLK = 0x0209,
    WM_MOUSEWHEEL = 0x020A,
    WM_XBUTTONDOWN = 0x020B,
    WM_XBUTTONUP = 0x020C,
    WM_XBUTTONDBLCLK = 0x020D,
    WM_MOUSEHWHEEL = 0x020E,
    WM_PARENTNOTIFY = 0x0210,
    WM_ENTERMENULOOP = 0x0211,
    WM_EXITMENULOOP = 0x0212,
    WM_NEXTMENU = 0x0213,
    WM_SIZING = 0x0214,                 //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.  wParam: The edge of the window that is being sized. This parameter can be one of the following values. =>   lParam: A pointer to a RECT structure with the screen coordinates of the drag rectangle. To change the size or position of the drag rectangle, an application must change the members of this structure. An application should return TRUE if it processes this message.
    WM_CAPTURECHANGED = 0x0215,
    WM_MOVING = 0x0216,
    WM_POWERBROADCAST = 0x0218,
    WM_DEVICECHANGE = 0x0219,
    WM_MDICREATE = 0x0220,
    WM_MDIDESTROY = 0x0221,
    WM_MDIACTIVATE = 0x0222,
    WM_MDIRESTORE = 0x0223,
    WM_MDINEXT = 0x0224,
    WM_MDIMAXIMIZE = 0x0225,
    WM_MDITILE = 0x0226,
    WM_MDICASCADE = 0x0227,
    WM_MDIICONARRANGE = 0x0228,
    WM_MDIGETACTIVE = 0x0229,
    WM_MDISETMENU = 0x0230,
    WM_ENTERSIZEMOVE = 0x0231,          //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.
    WM_EXITSIZEMOVE =0x0232,            //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.
    WM_DROPFILES = 0x0233,
    WM_MDIREFRESHMENU = 0x0234,
    WM_TOUCH = 0x0240,
    WM_IME_SETCONTEXT = 0x0281,
    WM_IME_NOTIFY = 0x0282,
    WM_IME_CONTROL = 0x0283,
    WM_IME_COMPOSITIONFULL = 0x0284,
    WM_IME_SELECT = 0x0285,
    WM_IME_CHAR = 0x0286,
    WM_IME_REQUEST = 0x0288,
    WM_IME_KEYDOWN = 0x0290,
    WM_IME_KEYUP = 0x0291,
    WM_NCMOUSEHOVER = 0x02A0,
    WM_MOUSEHOVER = 0x02A1,
    WM_NCMOUSELEAVE = 0x02A2,
    WM_MOUSELEAVE = 0x02A3,
    WM_WTSSESSION_CHANGE = 0x02B1,
    WM_TABLET_FIRST = 0x02C0,
    WM_TABLET_LAST = 0x02DF,
    WM_CUT = 0x0300,
    WM_COPY = 0x0301,
    WM_PASTE = 0x0302,
    WM_CLEAR = 0x0303,
    WM_UNDO = 0x0304,
    WM_RENDERFORMAT = 0x0305,                   //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.
    WM_RENDERALLFORMATS = 0x0306,               //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.
    WM_DESTROYCLIPBOARD = 0x0307,               //The WM_DESTROYCLIPBOARD message is sent to the clipboard owner when a call to the EmptyClipboard function empties the clipboard.
    WM_DRAWCLIPBOARD = 0x0308,                  //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.
    WM_PAINTCLIPBOARD = 0x0309,                 //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.
    WM_VSCROLLCLIPBOARD = 0x030A,               //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.
    WM_SIZECLIPBOARD = 0x030B,                  //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.
    WM_ASKCBFORMATNAME = 0x030C,                //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.
    WM_CHANGECBCHAIN = 0x030D,                  //The WM_CHANGECBCHAIN message is sent to the first window in the clipboard viewer chain when a window is being removed from the chain.
    WM_HSCROLLCLIPBOARD = 0x030E,               //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.
    WM_QUERYNEWPALETTE = 0x030F,                //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.
    WM_PALETTEISCHANGING = 0x0310,              //The WM_PALETTEISCHANGING message informs applications that an application is going to realize its logical palette.
    WM_PALETTECHANGED = 0x0311,                 //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.
    WM_HOTKEY = 0x0312,                         //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.
    WM_PRINT = 0x0317,                          //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.
    WM_PRINTCLIENT = 0x0318,                    //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.
    WM_APPCOMMAND = 0x0319,                     //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.
    WM_THEMECHANGED = 0x031A,                   //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.
    WM_CLIPBOARDUPDATE = 0x031D,                //Sent when the contents of the clipboard have changed.
    WM_DWMCOMPOSITIONCHANGED = 0x031E,          //The system will send a window the WM_DWMCOMPOSITIONCHANGED message to indicate that the availability of desktop composition has changed.
    WM_DWMNCRENDERINGCHANGED = 0x031F,          //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.
    WM_DWMCOLORIZATIONCOLORCHANGED = 0x0320,    //Sent to all top-level windows when the colorization color has changed.
    WM_DWMWINDOWMAXIMIZEDCHANGE = 0x0321,       //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.
    WM_DWMSENDICONICTHUMBNAIL = 0x0323,
    WM_DWMSENDICONICLIVEPREVIEWBITMAP =0x0326,
    WM_GETTITLEBARINFOEX = 0x033F,
    WM_HANDHELDFIRST = 0x0358,
    WM_HANDHELDLAST = 0x035F,
    WM_AFXFIRST = 0x0360,
    WM_AFXLAST = 0x037F,
    WM_PENWINFIRST = 0x0380,
    WM_PENWINLAST = 0x038F,
    WM_APP = 0x8000
}