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3/28/2014
This message is sent by an application to retrieve from a combo box the width, in pixels, by which the list box can be scrolled horizontally (the scrollable width). This is applicable only if the list box has a horizontal scroll bar.
Syntax
CB_GETHORIZONTALEXTENT wParam = 0;
lParam = 0;
Parameters
- wParam
Not used.
- lParam
Not used.
Return Value
The scrollable width, in pixels, indicates success.
Requirements
Header |
winuser.h |