Port tetris menu to Emacs

* lisp/play/tetris.el (tetris--menu-def): New constant.
(tetris-mode-menu, tetris-null-menu): Add a menu.
(tetris-mode): Remove XEmacs compat code.
(tetris-null-map, tetris-mode-map): Add docstring.

1 files changed, 29 insertions, 13 deletions

diff --git a/lisp/play/tetris.el b/lisp/play/tetris.el
index a797a26d597..b5b77721ece 100644
--- a/lisp/play/tetris.el
+++ b/lisp/play/tetris.el
@@ -272,13 +272,40 @@ each one of its four blocks.")
     (define-key map [right]     'tetris-move-right)
     (define-key map [up]        'tetris-rotate-prev)
     (define-key map [down]      'tetris-move-down)
-    map))
+    map)
+  "Keymap for Tetris games.")
 
 (defvar tetris-null-map
   (let ((map (make-sparse-keymap 'tetris-null-map)))
     (define-key map "n"         'tetris-start-game)
     (define-key map "q"         'quit-window)
-    map))
+    map)
+  "Keymap for finished Tetris games.")
+
+(defconst tetris--menu-def
+  '("Tetris"
+    ["Start new game"    tetris-start-game
+     :help "Start a new Tetris game"]
+    ["End game"          tetris-end-game
+     :active (tetris-active-p)
+     :help "End the current Tetris game"]
+    ["Pause"             tetris-pause-game
+     :active (and (tetris-active-p) (not tetris-paused))
+     :help "Pause running Tetris game"]
+    ["Resume"            tetris-pause-game
+     :active (and (tetris-active-p) tetris-paused)
+     :help "Resume paused Tetris game"])
+  "Menu for `tetris'.  Used to initialize menus.")
+
+(easy-menu-define
+  tetris-mode-menu tetris-mode-map
+  "Menu for running Tetris games."
+  tetris--menu-def)
+
+(easy-menu-define
+  tetris-null-menu tetris-null-map
+  "Menu for finished Tetris games."
+  tetris--menu-def)
 
 ;; ;;;;;;;;;;;;;;;; game functions ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 
@@ -599,17 +626,6 @@ Drops the shape one square, testing for collision."
 
   (use-local-map tetris-null-map)
 
-  (unless (featurep 'emacs)
-    (setq mode-popup-menu
-          '("Tetris Commands"
-            ["Start new game"   tetris-start-game]
-            ["End game"         tetris-end-game
-             (tetris-active-p)]
-            ["Pause"            tetris-pause-game
-             (and (tetris-active-p) (not tetris-paused))]
-            ["Resume"           tetris-pause-game
-             (and (tetris-active-p) tetris-paused)])))
-
   (setq show-trailing-whitespace nil)
 
   (setq gamegrid-use-glyphs tetris-use-glyphs)