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TBM_SETPAGESIZE message

Sets the number of logical positions the trackbar's slider moves in response to keyboard input, such as the or keys, or mouse input, such as clicks in the trackbar's channel. The logical positions are the integer increments in the trackbar's range of minimum to maximum slider positions.

Parameters

wParam
Must be zero.
lParam

New page size.

Return value

Returns a 32-bit value that specifies the previous page size.

Remarks

The trackbar also sends a WM_HSCROLL or WM_VSCROLL message with the TB_PAGEUP and TB_PAGEDOWN notification codes to its parent window when it receives keyboard or mouse input that scrolls the page.

Requirements

Minimum supported client

Windows Vista [desktop apps only]

Minimum supported server

Windows Server 2003 [desktop apps only]

Header

Commctrl.h

See also

TBM_GETPAGESIZE

 

 

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