more consistent on-size' and on-move'

collects/mred/private/wx/cocoa/canvas.rkt

@@ -238,7 +238,6 @@
               is-window-enabled?
               block-mouse-events
               move get-x get-y
-              on-size
               register-as-child
               get-size get-position
               set-focus
@@ -456,7 +455,9 @@
        (fix-dc)
        (when (is-auto-scroll?)
          (reset-auto-scroll 0 0))
-       (on-size 0 0))
+       (on-size))
+
+     (define/public (on-size) (void))
 
      (define/public (show-scrollbars h? v?)
        (let ([h? (and h? hscroll-ok?)]

collects/mred/private/wx/cocoa/frame.rkt

@@ -63,7 +63,7 @@
         (let ([wx (->wx wxb)])
           (when wx
             (queue-window-event wx (lambda ()
-                                     (send wx on-size 0 0)
+                                     (send wx queue-on-size)
                                      (send wx clean-up)))
             ;; Live resize:
             (constrained-reply (send wx get-eventspace)
@@ -74,7 +74,7 @@
   [-a _void (windowDidMove: [_id notification])
       (when wxb
         (queue-window*-event wxb (lambda (wx)
-                                   (send wx on-size 0 0))))]
+                                   (send wx queue-on-size))))]
   [-a _void (windowDidBecomeMain: [_id notification])
       ;; We check whether the window is visible because
       ;; clicking the dock item tries to resurrect a hidden

collects/mred/private/wx/cocoa/window.rkt

@@ -591,7 +591,9 @@
             [y (if (= y -11111) (get-y) y)])
         (tellv cocoa setNeedsDisplay: #:type _BOOL #t)
         (tellv cocoa setFrame: #:type _NSRect (make-NSRect (make-NSPoint x (flip y h))
-                                                           (make-NSSize w h)))))
+                                                           (make-NSSize w h))))
+      (queue-on-size))
+
     (define/public (internal-move x y)
       (set-size x y (get-width) (get-height)))
     (define/public (move x y)
@@ -702,7 +704,7 @@
 
     (define/public (on-char s) (void))
     (define/public (on-event m) (void))
-    (define/public (on-size x y) (void))
+    (define/public (queue-on-size) (void))
 
     (define last-l? #f)
     (define last-m? #f)

collects/mred/private/wx/gtk/canvas.rkt

@@ -194,7 +194,7 @@
            [gl-config #f])
 
      (inherit get-gtk set-size get-size get-client-size 
-              on-size get-top-win
+              get-top-win
               set-auto-size 
               adjust-client-delta infer-client-delta
               is-auto-scroll? get-virtual-width get-virtual-height
@@ -438,10 +438,9 @@
      (define/override (internal-on-client-size w h)
        (reset-dc))
      (define/override (on-client-size w h) 
-       (let ([xb (box 0)]
+       (on-size))
-             [yb (box 0)])
+
-         (get-size xb yb)
+     (define/public (on-size) (void))
-         (on-size (unbox xb) (unbox yb))))
 
      (define/public (show-scrollbars h? v?)
        (when hscroll-gtk

collects/mred/private/wx/gtk/frame.rkt

@@ -139,7 +139,7 @@
           style)
     (init [is-dialog? #f])
 
-    (inherit get-gtk set-size on-size
+    (inherit get-gtk set-size
              pre-on-char pre-on-event
              get-client-delta get-size
              get-parent get-eventspace

collects/mred/private/wx/gtk/window.rkt

@@ -420,7 +420,8 @@
         (unless (= h -1) (set! save-h h))
         (set! save-w (max save-w client-delta-w))
         (set! save-h (max save-h client-delta-h))
-        (really-set-size gtk x y save-x save-y save-w save-h)))
+        (really-set-size gtk x y save-x save-y save-w save-h)
+        (queue-on-size)))
 
     (define/public (save-size x y w h)
       (set! save-w w)
@@ -441,13 +442,7 @@
         (set! save-h h)
         (queue-on-size)))
 
-    (define on-size-queued? #f)
+    (define/public (queue-on-size) (void))
-    (define/public (queue-on-size)
-      (unless on-size-queued?
-        (set! on-size-queued? #t)
-        (queue-window-event this (lambda () 
-                                   (set! on-size-queued? #f)
-                                   (on-size 0 0)))))
 
     (define client-delta-w 0)
     (define client-delta-h 0)
@@ -605,8 +600,6 @@
     (define/public (on-char e) (void))
     (define/public (on-event e) (void))
 
-    (define/public (on-size w h) (void))
-
     (define/public (register-child child on?)
       (void))
     (define/public (register-child-in-parent on?)

collects/mred/private/wx/win32/canvas.rkt

@@ -86,8 +86,7 @@
               set-control-font
               is-auto-scroll? get-virtual-width get-virtual-height
               reset-auto-scroll
-              refresh-for-autoscroll
+              refresh-for-autoscroll)
-              on-size)
 
      (define hscroll? (memq 'hscroll style))
      (define vscroll? (memq 'vscroll style))
@@ -241,7 +240,9 @@
                 [h (if (= h -1) (- (RECT-bottom r) (RECT-top r)) h)])
            (MoveWindow canvas-hwnd 0 0 (max 1 (- w COMBO-WIDTH)) h #t)
            (MoveWindow combo-hwnd 0 0 (max 1 w) (- h 2) #t)))
-       (on-size 0 0))
+       (on-size))
+
+     (define/public (on-size) (void))
 
      ;; The `queue-paint' and `paint-children' methods
      ;; are defined by `canvas-mixin' from ../common/canvas-mixin

collects/mred/private/wx/win32/window.rkt

@@ -244,7 +244,7 @@
   (unless (memq 'deleted style)
     (show #t))
   
-  (define/public (on-size w h) (void))
+  (define/public (queue-on-size) (void))
 
   (define/public (on-set-focus) (void))
   (define/public (on-kill-focus) (void))
@@ -314,6 +314,7 @@
         (MoveWindow hwnd x y w h #t))
     (unless (and (= w -1) (= h -1))
       (on-resized))
+    (queue-on-size)
     (refresh))
   (define/public (move x y)
     (set-size x y -1 -1))

collects/mred/private/wxme/editor-canvas.rkt

@@ -288,13 +288,16 @@
     (send admin set-canvas #f)
     #|(super ~)|#)
   
-  (define/override (on-size w h)
+  (define/override (on-size)
     (unless noloop?
-      (unless (and (= w lastwidth)
-                   (= h lastheight))
       (unless (and media
                    (send media get-printing))
-          (reset-size)))))
+        (let-boxes ([w 0]
+                    [h 0])
+            (get-size w h)
+          (unless (and (= w lastwidth)
+                       (= h lastheight))
+            (reset-size))))))
 
   (define/private (reset-size)
     (reset-visual #f)

collects/mred/private/wxpanel.rkt

@@ -34,7 +34,6 @@
 	[on-set-focus (lambda () (void))]
 	[on-kill-focus (lambda () (void))]
 	[set-focus (lambda () (void))]
-	[on-size (lambda () (void))]
 	[enable (lambda () (void))]
 	[show (lambda (on?) (void))]
         [is-shown? (lambda () #f)]

collects/mred/private/wxtop.rkt

@@ -395,8 +395,8 @@
 	;;            aren't stretchable, frame resized to size of
 	;;            contents.  Each direction is handled
 	;;            independently.
-	[on-size
+	[queue-on-size
-	 (lambda (bad-width bad-height)
+	 (lambda ()
 	   (unless (and already-trying? (not (eq? 'unix (system-type))))
 	     (parameterize ([wx:current-eventspace (get-eventspace)])
 	       (wx:queue-callback (lambda () (resized)) #t))))])

collects/mred/private/wxwindow.rkt

@@ -190,10 +190,9 @@
 			 (as-exit
 			  (lambda ()
 			    (send (get-proxy) on-drop-file f)))))]
-	[on-size (lambda (bad-w bad-h)
+	[queue-on-size
-		   (super on-size bad-w bad-h)
+         (lambda ()
-		   ;; Delay callback to make sure X structures (position) are updated, first.
+           (super queue-on-size)
-		   ;; Also, Windows needs a trampoline.
            (queue-window-callback
             this
             (entry-point