Re: [Texmacs-dev] "no active view" at texmacs startup

[Joris van der Hoeven]

Do I still have to do something about this problem?

On Thu, 10 Jul 2003, David Allouche wrote:
> I think I have isolated some causes of the "no active view" fatal
> error at texmacs startup which is reported now and then.
>
> PROCEDURE
>
> One way to reproduce it is to run "texmacs notthere" where notthere is not
> the name of any file.
>
> =====
> address@hidden alcora% texmacs notthere
>
> TeXmacs] Loading ecrm11 at 300 dpi
>
> Fatal error: No active view in 'tm_server_rep::get_meta'
> =====
>
> Another way is to clear the METAFONT cache (on my system, that is
> removing all the files in the directory
> "/var/cache/fonts/pk/cx/localfont") then open the "rapport.tm"
> document which can be found in
> <http://ddaa.net/texmacs/doc/alcora.tar.gz>.
>
> =====
> address@hidden alcora% cd /var/cache/fonts/pk/cx/localfont
> address@hidden localfont% rm *
> zsh: sure you want to delete all the files in
> /var/cache/fonts/pk/cx/localfont [yn]? y
> address@hidden localfont% cd -
> ~/home/alcora
> address@hidden alcora% texmacs rapport.tm
>
> TeXmacs] Loading ecrm11 at 300 dpi
> TeXmacs] Loading hyphen.us
> TeXmacs] Loading ecrm10 at 600 dpi
> TeXmacs] Loading ecrm11 at 600 dpi
>
> Fatal error: No active view in 'tm_server_rep::get_meta'
> =====
>
> Starting texmacs without any command line argument, then loading this
> document will generate the fonts. After this, you can load the
> document at startup using the command line argument and texmacs will
> not fail.
>
> DISCUSSION
>
> TeXmacs load documents given as command line arguments before
> displaying the main window (that is one reason why I did not succeed
> when I tried to fix the "no restore autosave for command line
> arguments" bug).
>
> In the first case, it probably tries to display the "file not found"
> error message in the footer, but since the window is not there yet, it
> dies.
>
> In the second case, it probably attempts to display the "wait window"
> (inside the main window in recent versions of texmacs) but fails.
>
> I think the correct way to fix these bugs would be to postpone the
> loading of the command line argument files after the main window has
> been displayed. Since (I believe) the main window cannot be displayed
> unless an "editor" and its associated "buffer" have been created, we
> would need to always create an empty document at startup, then use a
> "find-alternate" command (comparable to what emacs does for "C-x C-v")
> to replace it by the document given as first command line argument.
>
> This redesign would also make it possible to fix the longstanding
> "command line arguments do not restore autosave" bug.
>
> Though, in the "texmacs notthere" case, it might be a better idea to
> just give the file name "$PWD/notthere" to a new document, but this
> would be points for style.
>
> --
>                                                             -- ddaa
>
>
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