X-Authentication-Warning: delorie.com: mail set sender to geda-user-bounces using -f
X-Recipient: geda-user AT delorie DOT com
X-Original-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
        d=gmail.com; s=20120113;
        h=date:from:to:subject:message-id:in-reply-to:references:mime-version
         :content-type:content-transfer-encoding;
        bh=Kwa3vYAP5f3c/E/lkVXEJ1bMz3tN/bzcYS/FTw1AB+w=;
        b=0CDMZgJtViYKqj70YdCBqEfPm7BErtCR4YkIRmG244ksUpNdBrkKkybUY1NmesZAmw
         jmbRXs0D0+Qm0WRFh2ovP1bJNAoqadHza3zQh9NcuqmCosAdV/aSevUv+iRbAfM0MCDU
         RpQy+PjF5m22gzlLr6tKaECfMwE4s4WB1XR3grFuepCOI2JYLLdNIc8+yDGQJLICVVmF
         o7ZvPwRqLh4S82it2J1LkZEcbyvKS+wkdn/OVs/nIPkVNafq0w/CL2TsqyKAhPPLjyRc
         +qTEX/b5fAwmV2o6Z1CXm+8y3Dy+kvVLQGOHOw34W0sp1GNAEjWj9JlTzdN7ck7B1uA3
         cv7Q==
X-Received: by 10.194.48.102 with SMTP id k6mr18085228wjn.124.1442145403586;
        Sun, 13 Sep 2015 04:56:43 -0700 (PDT)
Date: Sun, 13 Sep 2015 13:56:38 +0200
From: "Nicklas Karlsson (nicklas DOT karlsson17 AT gmail DOT com) [via geda-user AT delorie DOT com]" <geda-user AT delorie DOT com>
To: geda-user AT delorie DOT com
Subject: Re: [geda-user] off-topic: key bindings
Message-Id: <20150913135638.0d82bf522f4fb856c2b36b18@gmail.com>
In-Reply-To: <alpine.DEB.2.00.1509131209260.6924@igor2priv>
References: <alpine DOT DEB DOT 2 DOT 00 DOT 1509131209260 DOT 6924 AT igor2priv>
X-Mailer: Sylpheed 3.5.0beta1 (GTK+ 2.24.25; x86_64-pc-linux-gnu)
Mime-Version: 1.0
Content-Type: text/plain; charset=US-ASCII
Content-Transfer-Encoding: 7bit
Reply-To: geda-user AT delorie DOT com
Errors-To: nobody AT delorie DOT com
X-Mailing-List: geda-user AT delorie DOT com
X-Unsubscribes-To: listserv AT delorie DOT com
Precedence: bulk

Left hand keys are very handy then using the mouse.


> it's kind of off-topic, as it won't affect any geda tool or pcb or 
> pcb-rnd, but I was wondering... We had debates on this list about key 
> bindings in gschem vs. key bindings in pcb. I generally prefer how gschem 
> does this, I find those key combinations easier to remembee. However, I 
> also admit there are (ugly, but) de facto standard key combinations users 
> want to see in apps, like ctrl+z for undo.
> 
> I was thinking about how to resolve this conflict between modifiers and 
> multi key stroke combinations in an app I am going to write later.
> 
> I figured the expectated key combinations of the modifier-based map never 
> start with an alnum character without a modifier. This makes the following 
> simple policy feasible:
> 
> 1. if the first key is with a modifier, it is a single-stroke hotkey (e.g. 
> ctrl+z or ctrl+s)
> 
> 2. if the first key is not alnum, it is a single-stroke hotkey (e.g. arrow 
> keys, escape, F1, enter, etc.)
> 
> 3. if the first key is alnum without a modifier, it's the first character 
> of a multi-stroke command
> 
> Rule 3 removes 36 keys from the single-stroke world but makes it possible 
> to use best of both worlds without collision.