Merge pull request #3382 from TheJJ/patch-1

fixed retry invokation for calling setState

AUTHORS

@@ -139,3 +139,4 @@ Raees Chachar <raees.chachar@arbisoft.com>
 Muhammad Ammar <muhammad.ammar@arbisoft.com>
 William Desloge <william.desloge@ionis-group.com>
 Marco Re <mrc.re@tiscali.it>
+Jonas Jelten <jelten@in.tum.de>

common/static/js/capa/src/jsinput.js

@@ -156,7 +156,7 @@ var JSInput = (function ($, undefined) {
             // only application that has ever used JSInput, jsVGL. Something 
             // more sturdy should be put in place.
             function whileloop(n) {
-                if (n < 5){
+                if (n > 0){
                     try {
                         if (sop) {
                             _deepKey(cWindow, stateSetter)(stateValue);
@@ -169,14 +169,14 @@ var JSInput = (function ($, undefined) {
                             });
                         }
                     } catch (err) {
-                        setTimeout(whileloop(n+1), 200);
+                        setTimeout(function() { whileloop(n - 1); }, 200);
                     }
                 }
                 else {
                     console.debug("Error: could not set state");
                 }
             }
-            whileloop(0);
+            whileloop(5);
         }
     }
 
@@ -217,4 +217,4 @@ var JSInput = (function ($, undefined) {
         walkDOM: walkDOM
     };
     
-})(window.jQuery);
\ No newline at end of file
+})(window.jQuery);