BM_SETIMAGE An application sends a BM_SETIMAGE message to associate a new image (icon or bitmap) with the button.To send this message, call the SendMessage function with the following parameters. SendMessage( (HWND) hWnd, // handle to destination window BM_SETIMAGE, // message to send (WPARAM) wParam, // image type (LPARAM) lParam // handle to the image (HANDLE) ); Parameters wParam Specifies the type of image to associate with the button. This parameter can be one of the following values: IMAGE_BITMAP IMAGE_ICON lParam Handle to the image to associate with the button. Return Values The return value is a handle to the image previously associated with the button, if any; otherwise, it is NULL.Res Requirements Windows NT/2000: Requires Windows NT 4.0 or later. Windows 95/98: Requires Windows 95 or later. Header: Declared in Winuser.h; include Windows.h.See Also Buttons Overview, Button Messages, BM_GETIMAGE
An application sends a BM_SETIMAGE message to associate a new image (icon or bitmap) with the button.To send this message, call the SendMessage function with the following parameters. SendMessage(
(HWND) hWnd, // handle to destination window
BM_SETIMAGE, // message to send
(WPARAM) wParam, // image type
(LPARAM) lParam // handle to the image (HANDLE)
);
Parameters
wParam
Specifies the type of image to associate with the button. This parameter can be one of the following values:
IMAGE_BITMAP
IMAGE_ICON lParam
Handle to the image to associate with the button.
Return Values
The return value is a handle to the image previously associated with the button, if any; otherwise, it is NULL.Res
Requirements
Windows NT/2000: Requires Windows NT 4.0 or later.
Windows 95/98: Requires Windows 95 or later.
Header: Declared in Winuser.h; include Windows.h.See Also
Buttons Overview, Button Messages, BM_GETIMAGE