BM_SETIMAGE  MH90X. 

An application sends a BM_SETIMAGE message to associate a new image (icon or bitmap) with the button.

BM_SETIMAGE

wParam = (WPARAM) fImageType;       // image-type flag

lParam = (LPARAM) (HANDLE) hImage;  // handle of the image

Parameters

fImageType

Value of wParam. Specifies the type of image to associate with the button. This parameter can be one of the following values:

IMAGE_BITMAP
IMAGE_ICON

hImage

Value of lParam. Identifies the image to associate with the button.

Return Values

The return value is the handle of the image previously associated with the button, if any; otherwise, it is NULL.

See Also