From 2c6afef1f6bb75097bd192ccb8a88489da4eb063 Mon Sep 17 00:00:00 2001
From: jao <jao@gnu.org>
Date: Fri, 2 Sep 2022 02:37:20 +0100
Subject: afio frame toggling and clean-ups

---
 lib/eos/jao-afio.el | 72 ++++++++++++++++++++++++++++-------------------------
 1 file changed, 38 insertions(+), 34 deletions(-)

(limited to 'lib/eos')

diff --git a/lib/eos/jao-afio.el b/lib/eos/jao-afio.el
index 4000eca..7bb85a0 100644
--- a/lib/eos/jao-afio.el
+++ b/lib/eos/jao-afio.el
@@ -30,14 +30,12 @@
 (defvar jao-afio-switch-hook nil)
 
 (defvar jao-afio--configs '(?c ?w ?g ?p ?s))
+(defvar jao-afio--previous-config (car jao-afio--configs))
 
 (defun jao-afio--current-config (&optional c f)
   (when c (modify-frame-parameters f `((afio . ,c))))
   (frame-parameter f 'afio))
 
-(defun jao-afio--check-frame-p ()
-  (assoc 'afio (frame-parameters)))
-
 (defun jao-afio--init (&optional f)
   (interactive)
   (jao-afio--current-config ?c)
@@ -170,60 +168,66 @@
 
 (defun jao-afio--goto-frame (next &optional reset)
   (jao-afio--check-frame)
-  (when (or reset (not (eq next (jao-afio--current-config))))
-    (if jao-afio-use-frames
-        (let ((f (jao-afio--find-frame next)))
-          (select-frame-set-input-focus (or f (make-frame)))
-          (when (setq reset (or reset (not f)))
-            (set-frame-name (format "W%s" (or (jao-afio-frame-no next) next)))))
-      (window-configuration-to-register (jao-afio--current-config))
-      (when (and (not reset) (get-register next)) (jump-to-register next)))
-    (jao-afio--current-config next)
-    (when reset (jao-afio-reset))
-    (run-hooks 'jao-afio-switch-hook)))
-
-(defun jao-afio--goto-main (&optional reset)
+  (let ((current (jao-afio--current-config)))
+    (if (and (eq next current)
+             (not reset)
+             (not (eq current jao-afio--previous-config)))
+        (jao-afio--goto-frame jao-afio--previous-config)
+      (when (or reset (not (eq next current)))
+        (if jao-afio-use-frames
+            (let ((f (jao-afio--find-frame next)))
+              (select-frame-set-input-focus (or f (make-frame)))
+              (when (setq reset (or reset (not f)))
+                (set-frame-name (format "W%s" (or (jao-afio-frame-no next) next)))))
+          (window-configuration-to-register (jao-afio--current-config))
+          (when (and (not reset) (get-register next)) (jump-to-register next)))
+        (jao-afio--current-config next)
+        (unless (eq current next) (setq jao-afio--previous-config current))
+        (when reset (jao-afio-reset))
+        (run-hooks 'jao-afio-switch-hook)))))
+
+(defun jao-afio-goto-main (&optional reset)
   (interactive "P")
   (jao-afio--goto-frame ?c reset))
 
-(defun jao-afio--goto-scratch (&optional reset)
-  (interactive "P")
-  (jao-afio--goto-frame ?s reset))
-
-(defun jao-afio--goto-mail (&optional reset)
+(defun jao-afio-goto-mail (&optional reset)
   (interactive "P")
   (jao-afio--goto-frame ?g reset))
 
-(defun jao-afio--goto-docs (&optional reset)
+(defun jao-afio-goto-docs (&optional reset)
   (interactive "P")
   (jao-afio--goto-frame ?p reset))
 
-(defun jao-afio--goto-www (&optional reset)
+(defun jao-afio-goto-www (&optional reset)
   (interactive "P")
   (jao-afio--goto-frame ?w reset))
 
+(defun jao-afio-toggle ()
+  (interactive)
+  (jao-afio--goto-frame jao-afio--previous-config))
+
 (defun jao-afio-goto-scratch (&optional one-win)
   (interactive "P")
-  (jao-afio--goto-scratch)
+  (jao-afio--goto-frame ?s nil)
   (when one-win (delete-other-windows)))
 
 ;;;###autoload
 (defun jao-afio-goto-nth (n)
   (cl-case n
-    ((1) (jao-afio--goto-main))
-    ((2) (jao-afio--goto-mail))
-    ((3) (jao-afio--goto-www))
-    ((4) (jao-afio--goto-docs))
-    ((5) (jao-afio--goto-scratch t))
-    ((0) (jao-afio--goto-scratch))))
+    ((1) (jao-afio-goto-main))
+    ((2) (jao-afio-goto-mail))
+    ((3) (jao-afio-goto-www))
+    ((4) (jao-afio-goto-docs))
+    ((5) (jao-afio-goto-scratch t))
+    ((0) (jao-afio-goto-scratch))))
 
 ;;; setup
 ;;;###autoload
 (defun jao-afio-setup (&optional use-frames)
-  (global-set-key "\C-cf" 'jao-afio--goto-main)
-  (global-set-key "\C-cg" 'jao-afio--goto-mail)
-  (global-set-key "\C-cw" 'jao-afio--goto-www)
-  (global-set-key "\C-cz" 'jao-afio--goto-docs)
+  (global-set-key "\C-cf" 'jao-afio-goto-main)
+  (global-set-key "\C-cg" 'jao-afio-goto-mail)
+  (global-set-key "\C-cw" 'jao-afio-goto-www)
+  (global-set-key "\C-cz" 'jao-afio-goto-docs)
   (setq jao-afio-use-frames use-frames)
   (jao-afio--init))
 
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