CSplitButton Class

Article
04/28/2015

The CSplitButton class represents a split button control. The split button control performs a default behavior when a user clicks the main part of the button, and displays a drop-down menu when a user clicks the drop-down arrow of the button.

class CSplitButton : public CButton

Members

Public Constructors

Name	Description
CSplitButton::CSplitButton	Constructs a CSplitButton object.

Public Methods

Name	Description
CSplitButton::Create	Creates a split button control with specified styles and attaches it to the current CSplitButton object.
CSplitButton::SetDropDownMenu	Sets the drop-down menu that is displayed when a user clicks the drop-down arrow of the current split button control.

Protected Methods

Name	Description
CSplitButton::OnDropDown	Handles the BCN_DROPDOWN notification that the system sends when a user clicks the drop-down arrow of the current split button control.

Remarks

The CSplitButton class is derived from the CButton class. The split button control is a button control whose style is BS_SPLITBUTTON. It displays a custom menu when a user clicks the drop-down arrow. For more information, see the BS_SPLITBUTTON and BS_DEFSPLITBUTTON styles in Button Styles.

The following figure depicts a dialog box that contains a pager control and a (1) split button control. The (2) drop-down arrow has already been clicked and the (3) submenu is displayed.

Dialog with a splitbutton and pager control.