Re: TerminalView position and text of prompt

[Brian G <brian@xxxxxxxxxxxxxxxx>]

On 4/20/24 07:19, Bruce Steers wrote:
> It seems that line gets all the PS1 string
> though
>
> My PS1 is this..
> '\[\e]0;\u: \W\a\]\[\033[01;96m\]\u\[\033[00m\]:\[\033[01;92m\]\W\[\033
>
> between the \e]0; and the \a\] is the part that is read to set the title.
>
> The "title getting" code uses this PS1 string,
> if i change my PS1 to say '\u \w : ' then the PS1 does not have the 
> \e]0; and the terminal will not fire a Title change anymore as it 
> requires this syntax.
>
> That PS1 variable is the exact string that sData in the OutputTo 
> method reads.
> So i reckon it could be considered as much as a solid standard as the 
> title change is.
>
> It's a darn shame there is no reasonable / reliable method :(
>
> Respects
> BruceS :)
>
>
> On Sat, 20 Apr 2024 at 06:55, Benoît Minisini 
> <benoit.minisini@xxxxxxxxxxxxxxxx> wrote:
>
>     Le 20/04/2024 à 04:58, Bruce Steers a écrit :
>     >
>     > I may have found an answer already in the code...
>     >
>     https://gitlab.com/gambas/gambas/-/blob/master/comp/src/gb.form.terminal/.src/TerminalView/TerminalFilter_VT100.class?ref_type=heads#L158
>     <https://gitlab.com/gambas/gambas/-/blob/master/comp/src/gb.form.terminal/.src/TerminalView/TerminalFilter_VT100.class?ref_type=heads#L158>
>     >
>     > it does this.....
>     >
>     > If sCmd = "0" Or If sCmd = "2" Then
>     > hView.Title = sTitle
>     >
>     > sData at that point has the path to the left of iPos2 that is
>     used to
>     > set the title and it seems to have the prompt to the right
>     >
>     > If sCmd = "0" Or If sCmd = "2" Then
>     > hView.Title = sTitle
>     >    hView.Prompt = Mid$(sData, iPos2 + 1)
>     >
>     >
>     > I wish there was an easily way to remove escape sequences and
>     convert it
>     > to plain text
>     >
>     > All i found was a sed command
>     >
>     > Private Sub Prompt_Write(Value As String)
>     >
>     >    Shell "echo -n '" & Value & "'| sed -r
>     > \"s/\x1B\\[([0-9]{1,2}(;[0-9]{1,2})?)?[m|K]//g\"" To $sPrompt
>     >
>     > End
>     >
>     >
>     > Respects
>     > BruceS
>     >
>
>     This code manages the command for setting the terminal emulator
>     window
>     title. It is an XTerm specific command that became implicit standard.
>
>     Nothing says that the window title will include the prompt.
>
>     Regards,
>
>     -- 
>     Benoît Minisini.
I am not sure if this helps, but there is a filter hook in the
terminal that allows to monitor what is written to the terminal.
Would it be possible to monitor that for the last output, or an expected prompt?

--
~~~~ Brian

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