added keyboard shortcuts for the first 9 tabs to the windows menu (on the mac)

svn: r18245

collects/drscheme/private/main.ss

@@ -561,6 +561,17 @@
                       (let ([frame (find-frame item)])
                         (when frame
                           (send frame next-tab))))])
+     (let ([frame (find-frame windows-menu)])
+       (unless (= 1 (send frame get-tab-count))
+         (for ([i (in-range 0 (send frame get-tab-count))]
+               #:when (< i 9))
+           (new menu-item% 
+                [parent windows-menu]
+                [label (format "Tab ~a: ~a" (+ i 1) (send frame get-tab-filename i))]
+                [shortcut (integer->char (+ (char->integer #\1) i))]
+                [callback
+                 (λ (a b)
+                   (send frame change-to-nth-tab i))]))))
      (new separator-menu-item% [parent windows-menu]))))
 
 ;; Check for any files lost last time.

collects/drscheme/private/unit.ss

@@ -2080,6 +2080,9 @@ module browser threading seems wrong.
             (unless (equal? label (send tabs-panel get-item-label (send tab get-i)))
               (send tabs-panel set-item-label (send tab get-i) label))))
         
+        (define/public (get-tab-filename i)
+          (get-defs-tab-filename (send (list-ref tabs i) get-defs)))
+        
         (define/private (get-defs-tab-label defs tab)
           (let ([fn (send defs get-filename)]
                 [i-prefix (or (for/or ([i (in-list tabs)]
@@ -2090,11 +2093,13 @@ module browser threading seems wrong.
                               "")])
             (string-append
              i-prefix
-             (add-modified-flag 
-              defs
-              (if fn
-                  (get-tab-label-from-filename fn)
-                  (send defs get-filename/untitled-name))))))
+             (get-defs-tab-filename defs))))
+        
+        (define/private (get-defs-tab-filename defs)
+          (let ([fn (send defs get-filename)])
+            (if fn
+                (get-tab-label-from-filename fn)
+                (send defs get-filename/untitled-name))))
         
         (define/private (get-tab-label-from-filename fn)
           (let* ([take-n

collects/scribblings/tools/unit.scrbl

@@ -574,7 +574,16 @@ Shows the interactions window
 Returns the currently active tab.
 
 }
-                                          
+
+@defmethod[(get-tab-filename [i (<=/c 0 (#,(method drscheme:unit:frame% get-tab-count)))]) string?]{
+  Returns a string naming the file in the @scheme[i]th tab or, if
+  the file is not saved, something like ``Untitled''.
+}
+
+@defmethod[(get-tab-count) exact-positive-integer?]{
+  Returns the number of open tabs in the frame.                                                    
+}
+
 @defmethod[(open-in-new-tab [filename (or/c path-string? #f)]) void?]{
   Opens a new tab in this frame. If @scheme[filename] is a @scheme[path-string?],
   It loads that file in the definitions window of the new tab.

collects/string-constants/english-string-constants.ss

@@ -730,6 +730,7 @@ please adhere to these guidelines:
  (most-recent-window "Most Recent Window")
   (next-tab "Next Tab")
   (prev-tab "Previous Tab")
+  (tab-i "Tab ~a") ;; menu item in the windows menu under mac os x. ~a is filled with a number between 1 and 9.
 
  (view-menu-label "&View")
  (show-overview "Show &Program Contour")