ui: rename ui-windows to worlds.

basis/ui/backend/cocoa/cocoa.factor

@@ -76,8 +76,8 @@ M: pasteboard set-clipboard-contents
     ! after register-window.
     dup { 0 0 } = [
         drop
-        ui-windows get-global length 1 <= [ -> center ] [
+        worlds get-global length 1 <= [ -> center ] [
-            ui-windows get-global last second window-loc>>
+            worlds get-global last second window-loc>>
             dupd first2 <CGPoint> -> cascadeTopLeftFromPoint:
             -> setFrameTopLeftPoint:
         ] if

basis/ui/event-loop/event-loop.factor

@@ -7,7 +7,7 @@ IN: ui.event-loop
 : event-loop? ( -- ? )
     {
         { [ graft-queue deque-empty? not ] [ t ] }
-        { [ ui-windows get-global empty? not ] [ t ] }
+        { [ worlds get-global empty? not ] [ t ] }
         [ f ]
     } cond ;
 

basis/ui/ui-docs.factor

@@ -30,10 +30,10 @@ HELP: ui-running?
 { $values { "?" boolean } }
 { $description "Whether the UI is running or not." } ;
 
-HELP: ui-windows
+HELP: worlds
 { $var-description "Global variable holding an association list mapping native window handles to " { $link world } " instances." } ;
 
-{ ui-windows open-window find-window world-attributes } related-words
+{ worlds open-window find-window world-attributes } related-words
 
 HELP: world-attributes
 { $values { "world-class" class } { "title" string } { "status" gadget } { "gadgets" sequence } { "pixel-format-attributes" sequence } { "window-controls" sequence } }
@@ -63,12 +63,12 @@ HELP: find-window
 
 HELP: register-window
 { $values { "world" world } { "handle" "a backend-specific handle" } }
-{ $description "Adds a window to the global " { $link ui-windows } " variable." }
+{ $description "Adds a window to the global " { $link worlds } " variable." }
 { $notes "This word should only be called by the UI backend. User code can open new windows with " { $link open-window } "." } ;
 
 HELP: unregister-window
 { $values { "handle" "a backend-specific handle" } }
-{ $description "Removes a window from the global " { $link ui-windows } " variable." }
+{ $description "Removes a window from the global " { $link worlds } " variable." }
 { $notes "This word should only be called only by the UI backend, and not user code." } ;
 
 HELP: (with-ui)
@@ -126,7 +126,7 @@ ARTICLE: "building-ui" "Building user interfaces"
     "ui-geometry"
     "ui-layouts"
     "gadgets"
-    "ui-windows"
+    "ui-worlds"
     "ui.gadgets.status-bar"
 }
 { $see-also "models" } ;
@@ -160,13 +160,13 @@ ARTICLE: "ui-geometry" "Gadget geometry"
     children-on
 } ;
 
-ARTICLE: "ui-windows" "Top-level windows"
+ARTICLE: "ui-worlds" "Top-level windows"
 "Opening a top-level window:"
 { $subsections open-window }
 "Finding top-level windows:"
 { $subsections find-window }
 "Top-level windows are stored in a global variable:"
-{ $subsections ui-windows }
+{ $subsections worlds }
 "When a gadget is displayed in a top-level window, or added to a parent which is already showing in a top-level window, a generic word is called allowing the gadget to perform initialization tasks:"
 { $subsections graft* }
 "When the gadget is removed from a parent shown in a top-level window, or when the top-level window is closed, a corresponding generic word is called to clean up:"

basis/ui/ui.factor

@@ -11,10 +11,10 @@ IN: ui
 
 <PRIVATE
 
-! Assoc mapping aliens to gadgets
+! Assoc mapping aliens to worlds
-SYMBOL: ui-windows
+SYMBOL: worlds
 
-: window ( handle -- world ) ui-windows get-global at ;
+: window ( handle -- world ) worlds get-global at ;
 
 : register-window ( world handle -- )
     ! Add the new window just below the topmost window. Why?
@@ -23,15 +23,15 @@ SYMBOL: ui-windows
     ! in the new window when it appears) Factor doesn't get
     ! confused and send workspace operations to the new window,
     ! etc.
-    swap 2array ui-windows get-global push
+    swap 2array worlds get-global push
-    ui-windows get-global dup length 1 >
+    worlds get-global dup length 1 >
     [ [ length 1 - dup 1 - ] keep exchange ] [ drop ] if ;
 
 : unregister-window ( handle -- )
-    ui-windows [ [ first = ] with reject ] change-global ;
+    worlds [ [ first = ] with reject ] change-global ;
 
 : raised-window ( world -- )
-    ui-windows get-global
+    worlds get-global
     [ [ second eq? ] with find drop ] keep
     [ nth ] [ remove-nth! drop ] [ nip ] 2tri push ;
 
@@ -105,7 +105,7 @@ M: world ungraft*
     <dlist> \ graft-queue set-global
     100 <vector> \ layout-queue set-global
     <dlist> \ gesture-queue set-global
-    V{ } clone ui-windows set-global ;
+    V{ } clone worlds set-global ;
 
 : update-hand ( world -- )
     dup hand-world get-global eq?
@@ -141,7 +141,7 @@ SYMBOL: ui-running
 PRIVATE>
 
 : find-windows ( quot: ( world -- ? ) -- seq )
-    [ ui-windows get-global values ] dip
+    [ worlds get-global values ] dip
     '[ dup children>> [ ] [ nip first ] if-empty @ ]
     filter ; inline
 
@@ -205,7 +205,7 @@ PRIVATE>
     find-world raise-window* ;
 
 : topmost-window ( -- world )
-    ui-windows get-global last second ;
+    worlds get-global last second ;
 
 HOOK: close-window ui-backend ( gadget -- )