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	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
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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.

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