Was this page helpful?
Your feedback about this content is important. Let us know what you think.
Additional feedback?
1500 characters remaining
TBM_GETLINESIZE Message

TBM_GETLINESIZE message

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

Parameters

wParam
Must be zero.
lParam
Must be zero.

Return value

Returns a 32-bit value that specifies the line size for the trackbar.

Remarks

The default setting for the line size is 1.

The trackbar also sends a WM_HSCROLL or WM_VSCROLL message with the TB_LINEUP and TB_LINEDOWN notification codes to its parent window when the user presses the arrow keys.

Requirements

Minimum supported client

Windows Vista [desktop apps only]

Minimum supported server

Windows Server 2003 [desktop apps only]

Header

Commctrl.h

 

 

Community Additions

ADD
Show:
© 2015 Microsoft