ListBox_GetHorizontalExtent macro (windowsx.h)

Gets the width that a list box can be scrolled horizontally (the scrollable width) if the list box has a horizontal scroll bar. You can use this macro or send the LB_GETHORIZONTALEXTENT message explicitly.

Syntax

void ListBox_GetHorizontalExtent(
   hwndCtl
);

Parameters

hwndCtl

Type: HWND

A handle to the control.

Return value

None

Remarks

For more information, see LB_GETHORIZONTALEXTENT.

Requirements

   
Minimum supported client Windows Vista [desktop apps only]
Minimum supported server Windows Server 2003 [desktop apps only]
Target Platform Windows
Header windowsx.h