- dragEnd event now does not give the selected nodes if only the viewport has been dragged #453

HISTORY.md

@@ -13,6 +13,11 @@ http://visjs.org
 
 - Added alignZeros option to dataAxis with default value true.
 
+
+### Network
+
+- dragEnd event now does not give the selected nodes if only the viewport has been dragged #453
+
 ## 2014-11-14, version 3.7.0
 
 ### Graph2D

examples/network/01_basic_usage.html

@@ -43,9 +43,8 @@
     nodes: nodes,
     edges: edges
   };
-  var options = {edges:{style:'arrow-center'}};
+  var options = {};
   var network = new vis.Network(container, data, options);
-
 </script>
 
 </body>

lib/network/Network.js

@@ -270,6 +270,7 @@ function Network (container, data, options) {
   this.startedStabilization = false;
   this.stabilized = false;
   this.stabilizationIterations = null;
+  this.draggingNodes = false;
 
   // containers for nodes and edges
   this.calculationNodes = {};
@@ -858,8 +859,10 @@ Network.prototype._handleDragStart = function() {
   drag.selection = [];
   drag.translation = this._getTranslation();
   drag.nodeId = null;
+  this.draggingNodes = false;
 
   if (node != null && this.constants.dragNodes == true) {
+    this.draggingNodes = true;
     drag.nodeId = node.id;
     // select the clicked node if not yet selected
     if (!node.isSelected()) {
@@ -986,7 +989,13 @@ Network.prototype._handleDragEnd = function(event) {
   else {
     this._redraw();
   }
-  this.emit("dragEnd",{nodeIds:this.getSelection().nodes});
+  if (this.draggingNodes == false) {
+    this.emit("dragEnd",{nodeIds:[]});
+  }
+  else {
+    this.emit("dragEnd",{nodeIds:this.getSelection().nodes});
+  }
+
 }
 /**
  * handle tap/click event: select/unselect a node