Added destroy() method to remove existing dragster events

sunpietro · Jun 28, 2017 · 652e036 · 652e036
1 parent 768d7b2
commit 652e036
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Showing 3 changed files with 22 additions and 2 deletions.
diff --git a/dragster-comment.js b/dragster-comment.js
@@ -1,5 +1,5 @@
 /*@preserve
- * Dragster - drag'n'drop library v1.5.0
+ * Dragster - drag'n'drop library v1.6.0
  * https://github.com/sunpietro/dragster
  *
  * Copyright 2015-2017 Piotr Nalepa

diff --git a/dragster-script.js b/dragster-script.js
@@ -948,6 +948,26 @@ var Dragster = function (params) {
             regions = findRegionElements();
 
             addEventListenersToRegions();
+        },
+        destroy: function () {
+            regions.forEach(function (region) {
+                region.classList.remove(CLASS_REGION);
+
+                region.removeEventListener(EVT_MOUSEDOWN, regionEventHandlers.mousedown, FALSE);
+                region.removeEventListener(EVT_MOUSEMOVE, regionEventHandlers.mousemove, FALSE);
+                region.removeEventListener(EVT_MOUSEUP, regionEventHandlers.mouseup, FALSE);
+
+                region.removeEventListener(EVT_TOUCHSTART, regionEventHandlers.mousedown, FALSE);
+                region.removeEventListener(EVT_TOUCHMOVE, regionEventHandlers.mousemove, FALSE);
+                region.removeEventListener(EVT_TOUCHEND, regionEventHandlers.mouseup, FALSE);
+            });
+
+            document.body.removeEventListener(EVT_MOUSEMOVE, regionEventHandlers.mousemove, FALSE);
+            document.body.removeEventListener(EVT_TOUCHMOVE, regionEventHandlers.mousemove, FALSE);
+            document.body.removeEventListener(EVT_MOUSEUP, regionEventHandlers.mouseup, FALSE);
+            document.body.removeEventListener(EVT_TOUCHEND, regionEventHandlers.mouseup, FALSE);
+
+            window.removeEventListener('resize', discoverWindowHeight, false);
         }
     };
 };
diff --git a/package.json b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "dragsterjs",
-  "version": "1.5.0",
+  "version": "1.6.0",
   "description": "Tiny vanilla JS plugin that enables drag'n'drop interactions to a user of your website",
   "main": "dragster.js",
   "scripts": {