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Re: [PATCH] file chooser: Restore consistent click behavior (for gtk 3.20)




On Fri, 2017-10-06 at 09:52 +0200, Tomasz Gąsior wrote:
> W dniu 2017-10-05 19:02, Matthias Clasen napisał(a):
> > On Thu, 2017-10-05 at 11:46 +0200, Jean Delvare wrote:
> > > The change in single-click vs double-click in the GTK 3 file
> > > chooser
> > > from commit fb0a13b7f070 ("file chooser: Allow activating without
> > > double-click") causes more problems than it resolves. There have
> > > been
> > > a lot of complaints about it:
> > > 
> > > * The first item in a directory is selected by default, so a
> > >   double-click on it misbehaves. Specifically, if that item is a
> > >   directory, the first click enters the directory, and the second
> > >   click will apply to whatever is listed first in that directory
> > >   (which is also selected by default, so effect is immediate.)
> > > This
> > >   is unexpected and quite confusing.
> > > * The ability to activate a selected file or directory with a
> > > single
> > >   click interacts badly with selection of multiple files. If you
> > >   start the selection with a file which was already selected,
> > > then
> > >   that file is immediately opened, before you have a chance to
> > >   complete your selection.
> > > * This new behavior is inconsistent with Nautilus, GTK 2
> > > applications
> > >   (which are sill many) or basically any other existing GUI
> > > toolkit.
> > >   Having incompatible behavior between applications is confusing
> > > for
> > >   the user.
> > > * While a number of people are advocating the ban of double-click 
> > > and
> > >   the use of single-click for everything to make computers easier
> > > to
> > >   use by non-tech-savvy people and people with limited abilities,
> > >   this change does not even achieve that.
> > > 
> > > If the problem that this change was supposed to address is that
> > > double-clicking fast is a challenge for some people, this issue
> > > should be addressed at the desktop environment level, by
> > > accessibility tools and/or mouse configuration. The GTK 3 file
> > > chooser is way too high level and specialized to handle this.
> > > 
> > > So the best thing to do is to revert this change. Ubuntu has
> > > already
> > > done so, and SUSE is in the process of doing the same.
> > > 
> > > https://bugzilla.gnome.org/show_bug.cgi?id=758065
> > > 
> > 
> > You are just bringing back the complaints about double-click.
> > 
> > There is no winning here, and I will not support any simple
> > reversal
> > unless it comes along with a person who is willing to maintain the
> > filechooser long-term, and field all the complaints from the 'its
> > still
> > not the same as nautilus' crowd.
> > 
> > IMO the way forward for the file chooser in GTK+ is
> > GtkFileChooserNative, making this entire mess somebody elses
> > problem.
> 
> Can't you just add ability to change single- or double-click behavior
> in 
> dconf?
> 
> For example you can create setting 
> "/org/gtk/settings/file-chooser/click-mode" with two possible values 
> "double" or "single".
> If "click-mode" is set to "double", do nothing because this is
> default 
> behavior of GtkTreeView. If "click-mode" is set to "single", set 
> "activate-on-single-click" property of GtkTreeView class to "true".
> 
> It's all. It seems to me it would be simple to maintain in the
> future. 
> And this way is more consistent — you always have to double-click or 
> single-click. Also you don't have to write a lot of code — all it's 
> needed is in GtkTreeView now.

Adding an option is not a solution at all, thats just a way to avoid
finding a solution.
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