Subject RE: [IBO] IB_Grid and SrollBar issues.
Author Jason Wharton
This is the behavior as I designed it to work.
You need to fetch all the records in the dataset to get totally accurate


> -----Original Message-----
> From: Daniel Jimenez [mailto:d.jimenez@...]
> Sent: Wednesday, March 16, 2005 2:45 PM
> To:
> Subject: [IBO] IB_Grid and SrollBar issues.
> Hi,
> On the 18th of January 2005, "melr_la" posted the following
> message, could
> someone advise me of the outcome/solution, as we are having the same
> problem. I have browsed the archive, but have fail to find a reply.
> >I encounter the following user interface quirks with IB_grid when
> >used with Delphi.
> We are using BCB 5 and have the same issues.
> >
> >1) When displaying a moderate to a large amount of information
> >retrieved by a query, the IB_grid slider in the vertical
> scrollbar at
> >first indicates that perhaps half the available rows are being
> >displayed, even if only about 1% of the rows are actually being
> >displayed. This is misleading. How can the scrollbar be made to
> >give a more accurate graphical representation of the number of rows
> >being displayed by the grid?
> >
> >2) When displaying a moderate to a large amount of information
> >retrieved by a query, when scrolling down the IB_grid vertical
> >scrollbar quickly shrinks and drops to (nearly) the bottom even
> >though many rows remain to be displayed. Much of the downward
> >vertical scrolling can then be done with no apparent visual
> change to
> >the scrollbar and there is effectively no vertical movement to the
> >scrollbar for most of the continued downward vertical scrolling.
> >This is misleading, and it makes it difficult to quickly scroll to
> >the bottom or to rows in the latter portion of those retrieved. How
> >can the scrollbar position be made to give a more accurate graphical
> >representation of the position of the rows shown relative to the
> >overall number of rows retrieved?
> >
> The post mention that using last and first was a work-around.
> However, when
> we try this work-around, we are not seen the required behaviour.
> Thank you
> daniel
> ____________________________
> Comvision Pty. Ltd.