BCM_GETSPLITINFO message

Gets information for a split button control. Send this message explicitly or by using the Button_GetSplitInfo macro.

Parameters

wParam

Must be zero.

lParam [in, out]

A pointer to a BUTTON_SPLITINFO structure to receive information on the button. The caller is responsible for allocating the memory for the structure. Set the mask member of this structure to determine what information to receive.

Return value

Returns TRUE if successful, or FALSE otherwise.

Remarks

Use this message only with the BS_SPLITBUTTON and BS_DEFSPLITBUTTON button styles.

Requirements

Requirement	Value
Minimum supported client	Windows Vista [desktop apps only]
Minimum supported server	Windows Server 2008 [desktop apps only]
Header	Commctrl.h

See also

Reference

Button Styles

Conceptual

Button Types