[Overview][Constants][Types][Classes][Procedures and functions][Index]

Reference for unit 'LCLType' (#lcl)

tagScrollInfo

The Scrollbar properties parameter record.

Declaration

Source position: lcltype.pp line 1210

`type tagScrollInfo = record`
`cbSize: UINT;`		Must be initialized to sizeof(TScrollInfo).
`fMask: UINT;`		Contains the flags for the desired values.
`nMin: Integer;`		The minimum Position value.
`nMax: Integer;`		The maximum Position value.
`nPage: UINT;`		The page size, equivalent to the slider size.
`nPos: Integer;`		The slider position.
`nTrackPos: Integer;`		The current position while the user is dragging the slider.
`end;`

Description

This record is used with the GetScrollInfo and SetScrollInfo procedures. before every call fMask must be initialized with the flags for the desired values:

SIF_DISABLENOSCROLL: when the new parameters make the scrollbar unnecessary, the scrollbar is only disabled, not removed. (write only)
SIF_PAGE: nPage contains the page size.
SIF_POS: nPos contains the slider position.
SIF_RANGE: nMin and nMax contain the scroll limits.
SIF_TRACKPOS: nTrackPos contains the current slider position, while the user is dragging the slider. (read only)

See also

GetScrollInfo		Returns all or selected information about a Scroll Bar.
SetScrollInfo

Version 3.2

Generated 2024-02-25