CWindow Members

Article
11/16/2012

The following categories of CWindow members are available:

Alert Methods	Data Members
Attribute Methods	Icon Methods
Caret Methods	Menu Methods
Clipboard Methods	Message Methods
Construction, Destruction, and Initialization	Process and Thread Methods
Coordinate Mapping Methods	Timer Methods
Dialog Box Item Methods	Update and Painting Methods
Drag-Drop Methods	Window Access Methods
Font Methods	Window Size and Position Methods
Help Methods	Window State Methods
Window Tree Access Methods	Scrolling Methods
Hot Key Methods	Window Text Methods
Operators

Alert Methods

FlashWindow	Flashes the window once.
MessageBox	Displays a message box.

Attribute Methods

GetExStyle	Retrieves the extended window styles.
GetStyle	Retrieves the window styles.
GetWindowLong	Retrieves a 32-bit value at a specified offset into the extra window memory.
GetWindowLongPtr	Retrieves information about the specified window, including a value at a specified offset into the extra window memory.
GetWindowWord	Retrieves a 16-bit value at a specified offset into the extra window memory.
ModifyStyle	Modifies the window styles.
ModifyStyleEx	Modifies the extended window styles.
SetWindowLong	Sets a 32-bit value at a specified offset into the extra window memory.
SetWindowLongPtr	Changes an attribute of the specified window, and also sets a value at the specified offset in the extra window memory.
SetWindowWord	Sets a 16-bit value at a specified offset into the extra window memory.

Caret Methods

CreateCaret	Creates a new shape for the system caret.
CreateGrayCaret	Creates a gray rectangle for the system caret.
CreateSolidCaret	Creates a solid rectangle for the system caret.
HideCaret	Hides the system caret.
ShowCaret	Displays the system caret.

Clipboard Methods

ChangeClipboardChain	Removes the window from the chain of Clipboard viewers.
OpenClipboard	Opens the Clipboard.
SetClipboardViewer	Adds the window to the Clipboard viewer chain.

Construction, Destruction, and Initialization

Attach	Attaches a window to the CWindow object.
Create	Creates a window.
CWindow	Constructor.
DestroyWindow	Destroys the window associated with the CWindow object.
Detach	Detaches the window from the CWindow object.

Coordinate Mapping Methods

ClientToScreen	Converts client coordinates to screen coordinates.
MapWindowPoints	Converts a set of points from the window's coordinate space to the coordinate space of another window.
ScreenToClient	Converts screen coordinates to client coordinates.

Dialog Box Item Methods

CheckDlgButton	Changes the check state of the specified button.
CheckRadioButton	Checks the specified radio button.
DlgDirList	Fills a list box with the names of all files matching a specified path or file name.
DlgDirListComboBox	Fills a combo box with the names of all files matching a specified path or file name.
DlgDirSelect	Retrieves the current selection from a list box.
DlgDirSelectComboBox	Retrieves the current selection from a combo box.
GetDlgControl	Retrieves an interface on the specified control.
GetDlgHost	Retrieves a pointer to an interface to the ATL Control hosting container.
GetDlgItemInt	Translates a control's text to an integer.
GetDlgItemText	Retrieves a control's text.
GetNextDlgGroupItem	Retrieves the previous or next control within a group of controls.
GetNextDlgTabItem	Retrieves the previous or next control having the WS_TABSTOP style.
GotoDlgCtrl	Sets the keyboard focus to a control in the dialog box.
IsDialogMessage	Determines whether a message is intended for the specified dialog box.
IsDlgButtonChecked	Determines the check state of the button.
NextDlgCtrl	Sets the keyboard focus to the next control in the dialog box.
PrevDlgCtrl	Sets the keyboard focus to the previous control in the dialog box.
SendDlgItemMessage	Sends a message to a control.
SetDlgItemInt	Changes a control's text to the string representation of an integer value.
SetDlgItemText	Changes a control's text.

Drag-Drop Methods

DragAcceptFiles

Registers whether the window accepts dragged files.

Font Methods

GetFont	Retrieves the window's current font.
SetFont	Changes the window's current font.

Help Methods

GetWindowContextHelpId	Retrieves the window's help context identifier.
SetWindowContextHelpId	Sets the window's help context identifier.
WinHelp	Starts Windows Help.

Hot Key Methods

GetHotKey	Determines the hot key associated with the window.
SetHotKey	Associates a hot key with the window.

Icon Methods

GetIcon	Retrieves the window's large or small icon.
SetIcon	Changes the window's large or small icon.

Menu Methods

DrawMenuBar	Redraws the window's menu bar.
GetMenu	Retrieves the window's menu.
GetSystemMenu	Creates a copy of the system menu for modification.
HiliteMenuItem	Highlights or removes the highlight from a top-level menu item.
SetMenu	Changes the window's current menu.

Message Methods

PostMessage	Places a message in the message queue associated with the thread that created the window. Returns without waiting for the thread to process the message.
SendMessage	Sends a message to the window and does not return until the window procedure has processed the message.
SendNotifyMessage	Sends a message to the window. If the window was created by the calling thread, SendNotifyMessage does not return until the window procedure has processed the message. Otherwise, it returns immediately.

Process and Thread Methods

GetWindowProcessID	Retrieves the identifier of the process that created the window.
GetWindowThreadID	Retrieves the identifier of the thread that created the specified window.

Scrolling Methods

EnableScrollBar	Enables or disables the scroll bar arrows.
GetScrollInfo	Retrieves the parameters of a scroll bar.
GetScrollPos	Retrieves the position of the scroll box.
GetScrollRange	Retrieves the scroll bar range.
ScrollWindow	Scrolls the specified client area.
ScrollWindowEx	Scrolls the specified client area with additional features.
SetScrollInfo	Sets the parameters of a scroll bar.
SetScrollPos	Changes the position of the scroll box.
SetScrollRange	Changes the scroll bar range.
ShowScrollBar	Shows or hides a scroll bar.

Timer Methods

KillTimer	Destroys a timer event.
SetTimer	Creates a timer event.

Update and Painting Methods

BeginPaint	Prepares the window for painting.
EndPaint	Marks the end of painting.
GetDC	Retrieves a device context for the client area.
GetDCEx	Retrieves a device context for the client area and allows clipping options.
GetUpdateRect	Retrieves the coordinates of the smallest rectangle that completely encloses the update region.
GetUpdateRgn	Retrieves the update region and copies it into a specified region.
GetWindowDC	Retrieves a device context for the entire window.
Invalidate	Invalidates the entire client area.
InvalidateRect	Invalidates the client area within the specified rectangle.
InvalidateRgn	Invalidates the client area within the specified region.
IsWindowVisible	Determines the window's visibility state.
LockWindowUpdate	Disables or enables drawing in the window.
Print	Requests that the window be drawn in a specified device context.
PrintClient	Requests that the window's client area be drawn in a specified device context.
RedrawWindow	Updates a specified rectangle or region in the client area.
ReleaseDC	Releases a device context.
SetRedraw	Sets or clears the redraw flag.
ShowOwnedPopups	Shows or hides the pop-up windows owned by the window.
ShowWindow	Sets the window's show state.
ShowWindowAsync	Sets the show state of a window created by a different thread.
UpdateWindow	Updates the client area.
ValidateRect	Validates the client area within the specified rectangle.
ValidateRgn	Validates the client area within the specified region.

Window Access Methods

ChildWindowFromPoint	Retrieves the child window containing the specified point.
ChildWindowFromPointEx	Retrieves a particular type of child window containing the specified point.
GetLastActivePopup	Retrieves the most recently active pop-up window.
GetParent	Retrieves the immediate parent window.
GetTopLevelParent	Retrieves the top-level parent or owner window.
GetTopLevelWindow	Retrieves the top-level owner window.
GetTopWindow	Retrieves the top-level child window.
GetWindow	Retrieves the specified window.
IsChild	Determines whether the specified window is a child window.
SetParent	Changes the parent window.

Window Size and Position Methods

ArrangeIconicWindows	Arranges all minimized child windows.
BringWindowToTop	Brings the window to the top of the Z order.
CenterWindow	Centers the window against a given window.
DeferWindowPos	Updates the specified multiple-window-position structure for the specified window.
GetClientRect	Retrieves the coordinates of the client area.
GetWindowPlacement	Retrieves the show state and positions.
GetWindowRect	Retrieves the window's bounding dimensions.
GetWindowRgn	Obtains a copy of the window region of a window.
IsIconic	Determines whether the window is minimized.
IsZoomed	Determines whether the window is maximized.
MoveWindow	Changes the window's size and position.
ResizeClient	Resizes the window.
SetWindowPlacement	Sets the show state and positions.
SetWindowPos	Sets the size, position, and Z order.
SetWindowRgn	Sets the window region of a window.

Window State Methods

EnableWindow	Enables or disables input.
IsParentDialog	Determines if the parent window of a control is a dialog window.
IsWindowEnabled	Determines whether the window is enabled for input.
IsWindowUnicode	Determines whether the specified window is a native Unicode window.
IsWindow	Determines whether the specified window handle identifies an existing window.
SetActiveWindow	Activates the window.
SetCapture	Sends all subsequent mouse input to the window.
SetFocus	Sets the input focus to the window.

Window Text Methods

GetWindowText	Retrieves the window's text.
GetWindowTextLength	Retrieves the length of the window's text.
SetWindowText	Changes the window's text.

Window Tree Access Methods

GetDescendantWindow	Retrieves the specified descendant window.
GetDlgCtrlID	Retrieves the window's identifier (for child windows only).
GetDlgItem	Retrieves the specified child window.
SendMessageToDescendants	Sends a message to the specified descendant windows.
SetDlgCtrlID	Changes the window's identifier.

Operators

operator =	Assigns an HWND to the CWindow object.
operator HWND	Converts the CWindow object to an HWND.

Data Members

m_hWnd	The handle to the window associated with the CWindow object.
rcDefault	Contains default window dimensions.

Share via

CWindow Members

See Also

Reference

Additional resources