linux-kernel - Re: [RFC v8 1/1] mconf: global i-search in menu prompts

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Message-ID: <f02cc7c6-d92e-24f3-b0ad-df9e6bf7630a@infradead.org>
Date:   Wed, 20 Jun 2018 11:21:28 -0700
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Dirk Gouders <dirk@...ders.net>,
        Masahiro Yamada <yamada.masahiro@...ionext.com>,
        Linux Kbuild mailing list <linux-kbuild@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Segher Boessenkool <segher@...nel.crashing.org>,
        Sam Ravnborg <sam@...nborg.org>
Subject: Re: [RFC v8 1/1] mconf: global i-search in menu prompts

Hi,

On 06/20/2018 01:42 AM, Dirk Gouders wrote:
> 
> Operation
> ---------
> The TAB key is reserved to toggle the focus between menu and bottons.
> Focus is on the buttons if one of the buttens (the active one) is
> hightlighted, otherwise it is on the menu.
> 
> When the focus is on the buttons, mconf operates as before with the
> exception of the TAB key.
> 
> When the focus is on the menu, mconf operates in i-search mode and the
> following input has special meaning:
> 
> * <\> (backslash) can be used to search for other occurences of an
>   already entered string.  On empty search strings, nothing happens.
> 
> * Any other printable character than backslash and '\n' is appended to
>   the current search string and a match is searched for.  If a match
>   is found, it is immediately navigated to.

About that paragraph above:  I tried to search for "fs-cache", as in:

config FSCACHE_DEBUG
	bool "Debug FS-Cache"

but i-search does not allow me to enter a '-' character.  Seems odd to me.


Still doing other testing...


> * BACKSPACE is used to remove the last character of the search string.
> 
> * DEL clears the search string.
> 
> * ENTER can be used to enter a submenu.
> 
> * ESC ESC exits the current isearch and clears the search string.
> 
> * Horizontal arrow keys still cycle between the buttons but also
>   switch focus to the buttons.
> 
> * Vertical arroy keys navigate the menu items.
> 
> At any time, at most one i-search is active and the navigation path to
> the current menu is displayed in the subtitle, the second line in the
> menu window.
> 
> Navigation example:
> 
> To navigate to options concerning NFS file systems, simply type 'n',
> 'f' and 's'.
> 
> Hint: use the 'z' key with focus on buttons to search for invisible
>       prompts.

-- 
~Randy