kicad-developers team mailing list archive
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Message #24593
Re: Maximum undo items
The trolling is funnier in IRC ;)
On Wed, May 11, 2016 at 06:58:58AM +1200, Simon Wells wrote:
> or just make it so it always works but is either a command line
> option/env variable or manually editing the configuration file
>
> On Wed, May 11, 2016 at 6:56 AM, Chris Pavlina <pavlina.chris@xxxxxxxxx> wrote:
> > Urgh, do we really need to keep features that a developer may need at some
> > point in the future in the UI? This is something that one person may need once
> > sometime next year. Can't we make this a #define or something instead?
> >
> > We really shouldn't be cluttering everyone's UI with developer-only options.
> >
> > On Tue, May 10, 2016 at 08:54:05PM +0200, jp charras wrote:
> >> Le 10/05/2016 à 20:41, Chris Pavlina a écrit :
> >> > Back in August (git:aaadb40), I made the undo history infinite in pcbnew,
> >> > eeschema, modedit, and libedit. Wayne wanted this to remain an option, in case
> >> > of issues with the memory consumption of the undo stack. Currently, if you set
> >> > "Maximum undo items" to zero, you get infinite history. I also made it default
> >> > to unlimited.
> >> >
> >> > In the seven months since I did that, has anybody ever needed to limit that?
> >> > I've found the memory consumption caused by it to be quite minimal even on very
> >> > long layout sessions (I do not often shut my computer down other than to
> >> > install kernel updates and do not generally close things I'm working on, so
> >> > pcbnew can remain open for weeks at a time...).
> >> >
> >> > And if nobody has needed to change the limit, can I remove it to reduce options
> >> > clutter?
> >> >
> >>
> >> Please, do not remove it.
> >> For most of users, this option is not useful.
> >>
> >> However, developers need to be able to set the value (usually at a low value like 2 or 3) when the
> >> undo/redo has an issue (usually related to object deletion), even in release mode.
> >> Sometimes a crash can happen when objects in undo/redo list are deleted, if there is a bug in these
> >> functions.
> >>
> >> --
> >> Jean-Pierre CHARRAS
> >>
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