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[core] Add ko binding that delays overflow

When this binding is added to an element the overflow is hidden until the mouse has been in the element for .5 second. When scrolling through a long page, with multiple fixed height elements, this prevents the scrolling from getting stuck.
Johan Ahlen vor 10 Jahren
Ursprung
Commit
725cd3b598
1 geänderte Dateien mit 17 neuen und 0 gelöschten Zeilen
  1. 17 0
      desktop/core/src/desktop/static/desktop/js/ko.hue-bindings.js

+ 17 - 0
desktop/core/src/desktop/static/desktop/js/ko.hue-bindings.js

@@ -1625,6 +1625,23 @@ ko.toCleanJSON = function (koObj) {
 }
 
 
+ko.bindingHandlers.delayedOverflow = {
+  init: function (element) {
+    var $element = $(element);
+    $element.css("overflow", "hidden");
+
+    var scrollTimeout = -1;
+    $element.hover(function() {
+      scrollTimeout = window.setTimeout(function() {
+        $element.css("overflow", "auto");
+      }, 500);
+    }, function() {
+      clearTimeout(scrollTimeout);
+      $element.css("overflow", "hidden");
+    });
+  }
+};
+
 ko.bindingHandlers.aceEditor = {
   init: function (element, valueAccessor) {
     var $el = $(element);