emacs ecb conflicts with evil-mode?

Hongxu Chen leftcopy.chx at gmail.com
Sat Mar 16 02:57:33 CET 2013

Thanks very much for you kind advice, Frank.

Seems that ecb has good integration with native emacs keybindings, just
like buffer-menu, ediff,dired. Well, I still feel that using ecb with evil
is terrible, and I don't use ecb now; it's a pity, but I have no choice:-(

Many thanks,

Hongxu Chen

On Sat, Mar 16, 2013 at 4:24 AM, Frank Fischer <frank-fischer at shadow-soft.de
> wrote:

> On 2013-03-02, Hongxu Chen <leftcopy.chx at gmail.com> wrote:
> > --===============1925688492==
> > Hi all,
> >
> >     I am new to Emacs(and evil-mode). Currently I have difficulties in
> > using evil-mode when *ecb mode* is activated. The problem is that the
> *Enter
> > *key is no longer available in any windows of ecb, so I cannot switch
> from
> > the navigation window to the source code window at the right side. I also
> > tried `(evil-set-initial-state 'ecb-minor-mode 'emacs)`, this time I can
> > use the default key-bindings in ecb(and so is the *Enter *key). What
> annoys
> > me is that when I switch to the source code, evil-mode key-bindings are
> > deactivated. And even I now toggle ecb-minor-mode off, the key-bindings
> are
> > still not available. So I have to `M-x evil-mode`  twice to use the right
> > evil-mode.
> I do not know ecb in detail, but ecb-minor-mode seems to be active in
> each buffer when ecb is active. Hence, using 'ecb-minor-mode to modify
> Evil states is a bad idea, because it will influence every buffer.
> Unfortunately ecb buffer windows do not have a specific major mode.
> However, there are several hooks. I suggest you try the following
> hooks (but note that you must not enable/disable evil mode while ecb is
> active because these hooks are only called when the ecb buffers are
> created, and you must install these hooks *before* ecb is activated):
>   (add-hook 'ecb-history-buffer-after-create-hook 'evil-emacs-state)
>   (add-hook 'ecb-directories-buffer-after-create-hook 'evil-emacs-state)
>   (add-hook 'ecb-methods-buffer-after-create-hook 'evil-emacs-state)
>   (add-hook 'ecb-sources-buffer-after-create-hook 'evil-emacs-state)
> Alternatively if only the *Enter* key annoys you, you can disable
> evil's special binding of RET:
>   (define-key evil-motion-state-map (kbd "RET") nil)
> I have the feeling that this function needs a rewrite anyway. Yes, it
> simulates Vim's behaviour of the Enter key, but it often makes trouble
> if Enter is bound to something special in some modes. I think, it is
> not really useful in most motion state buffers, so maybe you should
> just bind it in normal state only:
>   (define-key evil-normal-state-map (kbd "RET") 'evil-ret)
> If you remove the RET key from motion-state, then you should be able
> to use motion-state in ecb windows, which gives you a few bindings
> like h j k l:
>   (add-hook 'ecb-history-buffer-after-create-hook 'evil-motion-state)
>   (add-hook 'ecb-directories-buffer-after-create-hook 'evil-motion-state)
>   (add-hook 'ecb-methods-buffer-after-create-hook 'evil-motion-state)
>   (add-hook 'ecb-sources-buffer-after-create-hook 'evil-motion-state)
> Hope this helps,
> Frank
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