diff -r 8faf835f2286 javafx-ui-common/src/javafx/scene/layout/ClipView.fx
--- a/javafx-ui-common/src/javafx/scene/layout/ClipView.fx	Wed Feb 24 19:33:10 2010 -0800
+++ b/javafx-ui-common/src/javafx/scene/layout/ClipView.fx	Fri Feb 26 10:39:01 2010 -0800
@@ -58,8 +58,10 @@
      * applying a negative translation to the content of 10.
      */
     public var clipX:Number on replace {
-        if (clipX > maxClipX) then clipX = maxClipX;
-        if (clipX < 0) then clipX = 0;
+        if(not isReadOnly(clipX)) {
+            if (clipX > maxClipX) then clipX = maxClipX;
+            if (clipX < 0) then clipX = 0;
+        }
     };
     
     /**
@@ -72,8 +74,10 @@
      * applying a negative translation to the content of 10.
      */
     public var clipY:Number on replace {
-        if (clipY > maxClipY) then clipY = maxClipY;
-        if (clipY < 0) then clipY = 0;
+        if (not isReadOnly(clipY)) {
+            if (clipY > maxClipY) then clipY = maxClipY;
+            if (clipY < 0) then clipY = 0;
+        }
     };
     
     /**
@@ -90,7 +94,7 @@
             Utils.clamp(0, node.boundsInParent.maxX - width, Float.MAX_VALUE)
         }
     } on replace {
-        if (clipX > maxClipX) then clipX = maxClipX;
+        if ((not isReadOnly(clipX)) and clipX > maxClipX) then clipX = maxClipX;
     }
     
     /**
@@ -107,7 +111,7 @@
             Utils.clamp(0, node.boundsInParent.maxY - height, Float.MAX_VALUE)
         }
     } on replace {
-        if (clipY > maxClipY) then clipY = maxClipY;
+        if ((not isReadOnly(clipY)) and clipY > maxClipY) then clipY = maxClipY;
     }
     
     /**
@@ -203,9 +207,12 @@
                             // negative when dragged to the right/bottom
                             var deltaX = pressEvent.x - e.x;
                             var deltaY = pressEvent.y - e.y;
-                            
-                            clipX = pressClipX + deltaX;
-                            clipY = pressClipY + deltaY;
+                            if (not isReadOnly(clipX)) {
+                                clipX = pressClipX + deltaX;
+                            }
+                            if (not isReadOnly(clipY)) {
+                                clipY = pressClipY + deltaY;
+                            }
                         }
                     }