WM_ACTIVATE |
&H6 |
The WM_ACTIVATE message is sent when a window is being activated or deactivated. This message is sent first to the window procedure of the top-level window being deactivated; it is then sent to the window procedure of the top-level window being activated. |
WM_ACTIVATEAPP |
&H1C |
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. |
WM_AFXFIRST |
&H360 |
Definition Needed |
WM_AFXLAST |
&H37F |
Definition Needed |
WM_APP |
&H8000 |
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. |
WM_ASKCBFORMATNAME |
&H30C |
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_CANCELJOURNAL |
&H4B |
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_CANCELMODE |
&H1F |
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. |
WM_CAPTURECHANGED |
&H215 |
The WM_CAPTURECHANGED message is sent to the window that is losing the mouse capture. |
WM_CHANGECBCHAIN |
&H30D |
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_CHANGEUISTATE |
&H127 |
An application sends the WM_CHANGEUISTATE message to indicate that the user interface (UI) state should be changed. |
WM_CHAR |
&H102 |
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. |
WM_CHARTOITEM |
&H2F |
Sent by a list box with the LBS_WANTKEYBOARDINPUT style to its owner in response to a WM_CHAR message. |
WM_CHILDACTIVATE |
&H22 |
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. |
WM_CLEAR |
&H303 |
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. |
WM_CLOSE |
&H10 |
The WM_CLOSE message is sent as a signal that a window or an application should terminate. |
WM_COMMAND |
&H111 |
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. |
WM_COMPACTING |
&H41 |
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. |
WM_COMPAREITEM |
&H39 |
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_CONTEXTMENU |
&H7B |
The WM_CONTEXTMENU message notifies a window that the user clicked the right mouse button (right-clicked) in the window. |
WM_COPY |
&H301 |
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. |
WM_COPYDATA |
&H4A |
An application sends the WM_COPYDATA message to pass data to another application. |
WM_CREATE |
&H1 |
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. |
WM_CTLCOLORBTN |
&H135 |
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 |
&H136 |
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_CTLCOLOREDIT |
&H133 |
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 |
&H134 |
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_CTLCOLORMSGBOX |
&H132 |
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_CTLCOLORSCROLLBAR |
&H137 |
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 |
&H138 |
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. |
WM_CUT |
&H300 |
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. |
WM_DEADCHAR |
&H103 |
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_DELETEITEM |
&H2D |
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_DESTROY |
&H2 |
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. |
WM_DESTROYCLIPBOARD |
&H307 |
The WM_DESTROYCLIPBOARD message is sent to the clipboard owner when a call to the EmptyClipboard function empties the clipboard. |
WM_DEVICECHANGE |
&H219 |
Notifies an application of a change to the hardware configuration of a device or the computer. |
WM_DEVMODECHANGE |
&H1B |
The WM_DEVMODECHANGE message is sent to all top-level windows whenever the user changes device-mode settings. |
WM_DISPLAYCHANGE |
&H7E |
The WM_DISPLAYCHANGE message is sent to all windows when the display resolution has changed. |
WM_DRAWCLIPBOARD |
&H308 |
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_DRAWITEM |
&H2B |
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_DROPFILES |
&H233 |
Sent when the user drops a file on the window of an application that has registered itself as a recipient of dropped files. |
WM_ENABLE |
&HA |
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. |
WM_ENDSESSION |
&H16 |
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. |
WM_ENTERIDLE |
&H121 |
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_ENTERMENULOOP |
&H211 |
The WM_ENTERMENULOOP message informs an application's main window procedure that a menu modal loop has been entered. |
WM_ENTERSIZEMOVE |
&H231 |
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. |
WM_ERASEBKGND |
&H14 |
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. |
WM_EXITMENULOOP |
&H212 |
The WM_EXITMENULOOP message informs an application's main window procedure that a menu modal loop has been exited. |
WM_EXITSIZEMOVE |
&H232 |
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. |
WM_FONTCHANGE |
&H1D |
An application sends the WM_FONTCHANGE message to all top-level windows in the system after changing the pool of font resources. |
WM_GETDLGCODE |
&H87 |
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_GETFONT |
&H31 |
An application sends a WM_GETFONT message to a control to retrieve the font with which the control is currently drawing its text. |
WM_GETHOTKEY |
&H33 |
An application sends a WM_GETHOTKEY message to determine the hot key associated with a window. |
WM_GETICON |
&H7F |
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_GETMINMAXINFO |
&H24 |
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_GETOBJECT |
&H3D |
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_GETTEXT |
&HD |
An application sends a WM_GETTEXT message to copy the text that corresponds to a window into a buffer provided by the caller. |
WM_GETTEXTLENGTH |
&HE |
An application sends a WM_GETTEXTLENGTH message to determine the length, in characters, of the text associated with a window. |
WM_HANDHELDFIRST |
&H358 |
Definition Needed |
WM_HANDHELDLAST |
&H35F |
Definition Needed |
WM_HELP |
&H53 |
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_HOTKEY |
&H312 |
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_HSCROLL |
&H114 |
This 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_HSCROLLCLIPBOARD |
&H30E |
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_ICONERASEBKGND |
&H27 |
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_IME_CHAR |
&H286 |
Sent to an application when the IME gets a character of the conversion result. A window receives this message through its WindowProc function. |
WM_IME_COMPOSITION |
&H10F |
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. |
WM_IME_COMPOSITIONFULL |
&H284 |
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. |
WM_IME_CONTROL |
&H283 |
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. |
WM_IME_ENDCOMPOSITION |
&H10E |
Sent to an application when the IME ends composition. A window receives this message through its WindowProc function. |
WM_IME_KEYDOWN |
&H290 |
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. |
WM_IME_KEYLAST |
&H10F |
Definition Needed |
WM_IME_KEYUP |
&H291 |
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. |
WM_IME_NOTIFY |
&H282 |
Sent to an application to notify it of changes to the IME window. A window receives this message through its WindowProc function. |
WM_IME_REQUEST |
&H288 |
Sent to an application to provide commands and request information. A window receives this message through its WindowProc function. |
WM_IME_SELECT |
&H285 |
Sent to an application when the operating system is about to change the current IME. A window receives this message through its WindowProc function. |
WM_IME_SETCONTEXT |
&H281 |
Sent to an application when a window is activated. A window receives this message through its WindowProc function. |
WM_IME_STARTCOMPOSITION |
&H10D |
Sent immediately before the IME generates the composition string as a result of a keystroke. A window receives this message through its WindowProc function. |
WM_INITDIALOG |
&H110 |
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_INITMENU |
&H116 |
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 |
&H117 |
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_INPUTLANGCHANGE |
&H51 |
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_INPUTLANGCHANGEREQUEST |
&H50 |
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_KEYDOWN |
&H100 |
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. |
WM_KEYFIRST |
&H100 |
This message filters for keyboard messages. |
WM_KEYLAST |
&H108 |
This message filters for keyboard messages. |
WM_KEYUP |
&H101 |
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. |
WM_KILLFOCUS |
&H8 |
The WM_KILLFOCUS message is sent to a window immediately before it loses the keyboard focus. |
WM_LBUTTONDBLCLK |
&H203 |
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. |
WM_LBUTTONDOWN |
&H201 |
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. |
WM_LBUTTONUP |
&H202 |
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. |
WM_MBUTTONDBLCLK |
&H209 |
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. |
WM_MBUTTONDOWN |
&H207 |
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. |
WM_MBUTTONUP |
&H208 |
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. |
WM_MDIACTIVATE |
&H222 |
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. |
WM_MDICASCADE |
&H227 |
Definition Needed |
WM_MDICREATE |
&H220 |
Definition Needed |
WM_MDIDESTROY |
&H221 |
Definition Needed |
WM_MDIGETACTIVE |
&H229 |
Definition Needed |
WM_MDIICONARRANGE |
&H228 |
Definition Needed |
WM_MDIMAXIMIZE |
&H225 |
Definition Needed |
WM_MDINEXT |
&H224 |
Definition Needed |
WM_MDIREFRESHMENU |
&H234 |
Definition Needed |
WM_MDIRESTORE |
&H223 |
Definition Needed |
WM_MDISETMENU |
&H230 |
Definition Needed |
WM_MDITILE |
&H226 |
Definition Needed |
WM_MEASUREITEM |
&H2C |
Definition Needed |
WM_MENUCHAR |
&H120 |
Definition Needed |
WM_MENUCOMMAND |
&H126 |
Definition Needed |
WM_MENUDRAG |
&H123 |
Definition Needed |
WM_MENUGETOBJECT |
&H124 |
Definition Needed |
WM_MENURBUTTONUP |
&H122 |
Definition Needed |
WM_MENUSELECT |
&H11F |
Definition Needed |
WM_MOUSEACTIVATE |
&H21 |
Definition Needed |
WM_MOUSEFIRST |
&H200 |
Definition Needed |
WM_MOUSEHOVER |
&H2A1 |
Definition Needed |
WM_MOUSELAST |
&H20D |
Definition Needed |
WM_MOUSELEAVE |
&H2A3 |
Definition Needed |
WM_MOUSEMOVE |
&H200 |
Definition Needed |
WM_MOUSEWHEEL |
&H20A |
Definition Needed |
WM_MOUSEHWHEEL |
&H20E |
Definition Needed |
WM_MOVE |
&H3 |
The WM_MOVE message is sent after a window has been moved. |
WM_MOVING |
&H216 |
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. |
WM_NCACTIVATE |
&H86 |
Non Client Area Activated Caption(Title) of the Form |
WM_NCCALCSIZE |
&H83 |
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_NCCREATE |
&H81 |
The WM_NCCREATE message is sent prior to the WM_CREATE message when a window is first created. |
WM_NCDESTROY |
&H82 |
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. |
WM_NCHITTEST |
&H84 |
Definition Needed |
WM_NCLBUTTONDBLCLK |
&HA3 |
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. |
WM_NCLBUTTONDOWN |
&HA1 |
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. |
WM_NCLBUTTONUP |
&HA2 |
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. |
WM_NCMBUTTONDBLCLK |
&HA9 |
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. |
WM_NCMBUTTONDOWN |
&HA7 |
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. |
WM_NCMBUTTONUP |
&HA8 |
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. |
WM_NCMOUSEMOVE |
&HA0 |
Definition Needed |
WM_NCPAINT |
&H85 |
Definition Needed |
WM_NCRBUTTONDBLCLK |
&HA6 |
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. |
WM_NCRBUTTONDOWN |
&HA4 |
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. |
WM_NCRBUTTONUP |
&HA5 |
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. |
WM_NEXTDLGCTL |
&H28 |
Definition Needed |
WM_NEXTMENU |
&H213 |
Definition Needed |
WM_NOTIFY |
&H4E |
Definition Needed |
WM_NOTIFYFORMAT |
&H55 |
Definition Needed |
WM_NULL |
&H0 |
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. |
WM_PAINT |
&HF |
Occurs when the control needs repainting |
WM_PAINTCLIPBOARD |
&H309 |
Definition Needed |
WM_PAINTICON |
&H26 |
Definition Needed |
WM_PALETTECHANGED |
&H311 |
Definition Needed |
WM_PALETTEISCHANGING |
&H310 |
Definition Needed |
WM_PARENTNOTIFY |
&H210 |
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. |
WM_PASTE |
&H302 |
Definition Needed |
WM_PENWINFIRST |
&H380 |
Definition Needed |
WM_PENWINLAST |
&H38F |
Definition Needed |
WM_POWER |
&H48 |
Definition Needed |
WM_POWERBROADCAST |
&H218 |
Definition Needed |
WM_PRINT |
&H317 |
Definition Needed |
WM_PRINTCLIENT |
&H318 |
Definition Needed |
WM_QUERYDRAGICON |
&H37 |
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_QUERYENDSESSION |
&H11 |
Definition Needed |
WM_QUERYNEWPALETTE |
&H30F |
Definition Needed |
WM_QUERYOPEN |
&H13 |
The WM_QUERYOPEN message is sent to an icon when the user requests that the window be restored to its previous size and position. |
WM_QUEUESYNC |
&H23 |
Definition Needed |
WM_QUIT |
&H12 |
Once received, it ends the application's Message Loop, signaling the application to end. It can be sent by pressing Alt+F4, Clicking the X in the upper right-hand of the program, or going to File->Exit. |
WM_RBUTTONDBLCLK |
&H206 |
Definition Needed |
WM_RBUTTONDOWN |
&H204 |
Definition Needed |
WM_RBUTTONUP |
&H205 |
Definition Needed |
WM_RENDERALLFORMATS |
&H306 |
Definition Needed |
WM_RENDERFORMAT |
&H305 |
Definition Needed |
WM_SETCURSOR |
&H20 |
Definition Needed |
WM_SETFOCUS |
&H7 |
When the controll got the focus |
WM_SETFONT |
&H30 |
An application sends a WM_SETFONT message to specify the font that a control is to use when drawing text. |
WM_SETHOTKEY |
&H32 |
Definition Needed |
WM_SETICON |
&H80 |
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_SETREDRAW |
&HB |
Definition Needed |
WM_SETTEXT |
&HC |
Text / Caption changed on the control. An application sends a WM_SETTEXT message to set the text of a window. |
WM_SETTINGCHANGE |
&H1A |
Definition Needed |
WM_SHOWWINDOW |
&H18 |
The WM_SHOWWINDOW message is sent to a window when the window is about to be hidden or shown |
WM_SIZE |
&H5 |
The WM_SIZE message is sent to a window after its size has changed. |
WM_SIZECLIPBOARD |
&H30B |
Definition Needed |
WM_SIZING |
&H214 |
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. |
WM_SPOOLERSTATUS |
&H2A |
Definition Needed |
WM_STYLECHANGED |
&H7D |
The WM_STYLECHANGED message is sent to a window after the SetWindowLong function has changed one or more of the window's styles. |
WM_STYLECHANGING |
&H7C |
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_SYNCPAINT |
&H88 |
Definition Needed |
WM_SYSCHAR |
&H106 |
Definition Needed |
WM_SYSCOLORCHANGE |
&H15 |
Definition Needed |
WM_SYSCOMMAND |
&H112 |
Definition Needed |
WM_SYSDEADCHAR |
&H107 |
Definition Needed |
WM_SYSKEYDOWN |
&H104 |
Definition Needed |
WM_SYSKEYUP |
&H105 |
Definition Needed |
WM_TCARD |
&H52 |
Definition Needed |
WM_TIMECHANGE |
&H1E |
Definition Needed |
WM_TIMER |
&H113 |
Definition Needed |
WM_UNDO |
&H304 |
Definition Needed |
WM_UNINITMENUPOPUP |
&H125 |
Definition Needed |
WM_USER |
&H400 |
Definition Needed |
WM_USERCHANGED |
&H54 |
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_VKEYTOITEM |
&H2E |
Definition Needed |
WM_VSCROLL |
&H115 |
Definition Needed |
WM_VSCROLLCLIPBOARD |
&H30A |
Definition Needed |
WM_WINDOWPOSCHANGED |
&H47 |
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. |
WM_WINDOWPOSCHANGING |
&H46 |
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_WININICHANGE |
&H1A |
Definition Needed |
WM_XBUTTONDBLCLK |
&H20D |
Definition Needed |
WM_XBUTTONDOWN |
&H20B |
Definition Needed |
WM_XBUTTONUP |
&H20C |
Definition Needed |
None.
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