emacs-27 db479d6 4/5: Revert "Resolve missing button-region keymap bindings."

[ken manheimer]

branch: emacs-27
commit db479d635411e352529cb9378f0455b2abb2637f
Author: Ken Manheimer <ken.manheimer@gmail.com>
Commit: Ken Manheimer <ken.manheimer@gmail.com>

    Revert "Resolve missing button-region keymap bindings."
    
    This reverts commit dd7c191291c8eb1afeac0f1512745491c5c7a317.
    
    Backporting it to emacs-27 was not appropriate.
---
 lisp/allout-widgets.el | 37 +++++++++++++++----------------------
 1 file changed, 15 insertions(+), 22 deletions(-)

diff --git a/lisp/allout-widgets.el b/lisp/allout-widgets.el
index 629f676..bdfcaa2 100644
--- a/lisp/allout-widgets.el
+++ b/lisp/allout-widgets.el
@@ -415,17 +415,15 @@ not altered with an escape sequence.")
 ;;;_   , Widget element formatting
 ;;;_    = allout-item-icon-keymap
 (defvar allout-item-icon-keymap
-  (let ((km (make-sparse-keymap))
-        (as-parent (if (current-local-map)
-                       (make-composed-keymap (current-local-map)
-                                             (current-global-map))
-                     (current-global-map))))
-    ;; The keymap parent is reset on the each local var when mode starts.
-    (set-keymap-parent km as-parent)
+  (let ((km (make-sparse-keymap)))
     (dolist (digit '("0" "1" "2" "3"
                      "4" "5" "6" "7" "8" "9"))
       (define-key km digit 'digit-argument))
     (define-key km "-" 'negative-argument)
+;;    (define-key km [(return)] 'allout-tree-expand-command)
+;;    (define-key km [(meta return)] 'allout-toggle-torso-command)
+;;    (define-key km [(down-mouse-1)] 'allout-item-button-click)
+;;    (define-key km [(down-mouse-2)] 'allout-toggle-torso-event-command)
     ;; Override underlying mouse-1 and mouse-2 bindings in icon territory:
     (define-key km [(mouse-1)] (lambda () (interactive) nil))
     (define-key km [(mouse-2)] (lambda () (interactive) nil))
@@ -435,16 +433,17 @@ not altered with an escape sequence.")
 
     km)
   "General tree-node key bindings.")
-(make-variable-buffer-local 'allout-item-icon-keymap)
 ;;;_    = allout-item-body-keymap
 (defvar allout-item-body-keymap
   (let ((km (make-sparse-keymap))
-        (as-parent (if (current-local-map)
-                       (make-composed-keymap (current-local-map)
-                                             (current-global-map))
-                     (current-global-map))))
-    ;; The keymap parent is reset on the each local var when mode starts.
-    (set-keymap-parent km as-parent)
+        (local-map (current-local-map)))
+;;    (define-key km [(control return)] 'allout-tree-expand-command)
+;;    (define-key km [(meta return)] 'allout-toggle-torso-command)
+    ;; XXX We need to reset this per buffer's mode; we do so in
+    ;; allout-widgets-mode.
+    (if local-map
+        (set-keymap-parent km local-map))
+
     km)
   "General key bindings for the text content of outline items.")
 (make-variable-buffer-local 'allout-item-body-keymap)
@@ -457,7 +456,6 @@ not altered with an escape sequence.")
     (set-keymap-parent km allout-item-icon-keymap)
     km)
   "Keymap used in the item cue area - the space between the icon and 
headline.")
-(make-variable-buffer-local 'allout-cue-span-keymap)
 ;;;_    = allout-escapes-category
 (defvar allout-escapes-category nil
   "Symbol for category of text property used to hide escapes of prefix-like
@@ -568,13 +566,8 @@ outline hot-spot navigation (see `allout-mode')."
         (add-to-invisibility-spec '(allout-torso . t))
         (add-to-invisibility-spec 'allout-escapes)
 
-        (let ((as-parent (if (current-local-map)
-                             (make-composed-keymap (current-local-map)
-                                                   (current-global-map))
-                           (current-global-map))))
-          (set-keymap-parent allout-item-body-keymap as-parent)
-          ;; allout-cue-span-keymap uses allout-item-icon-keymap as parent.
-          (set-keymap-parent allout-item-icon-keymap as-parent))
+        (if (current-local-map)
+            (set-keymap-parent allout-item-body-keymap (current-local-map)))
 
         (add-hook 'allout-exposure-change-functions
                   'allout-widgets-exposure-change-recorder nil 'local)