This code indicates that the selection in the list box of a combo box has changed either as a result of the user clicking in the list box or entering text in the edit control. The control's parent window receives this code through a WM_COMMAND message from the control.
Parameter |
Description |
wParam |
Specifies the control ID of the combo box. |
|
lParam |
Contains the combo-box window handle in its low-order word and the CBN_SELCHANGE code in its high-order word. |