Bugfix: handle event target

Author: Xie, Ziyu

README.md

@@ -19,6 +19,9 @@ Angular directive (for version >= 4.x ) that makes the DOM element draggable.
 angular2-draggable is an angular (ver >= 4.x) directive that makes the DOM element draggable. (Note that: It's different from drag-and-drop)
 
 # Latest Update
++ 2018.05.11: 1.4.1
+  + Bugfix: Handle Drag is not working in Firefox [#68](https://github.com/xieziyu/angular2-draggable/issues/68).
+
 + 2018.05.04: 1.4.0
   + Provide `[gridSize]` option for snapping to grid. Refer to [demo](https://xieziyu.github.io/angular2-draggable/#/advance/snap-grid). (PR [#64](https://github.com/xieziyu/angular2-draggable/pull/64) by [PAHADIx](https://github.com/PAHADIx))
   + Code optimized. (PR [#60](https://github.com/xieziyu/angular2-draggable/pull/60) by [korn3l](https://github.com/korn3l))

lib/package.json

@@ -1,6 +1,6 @@
 {
   "name": "angular2-draggable",
-  "version": "1.4.0",
+  "version": "1.4.1",
   "description": "Angular directive that makes the DOM element draggable",
   "repository": "https://github.com/xieziyu/angular2-draggable.git",
   "author": "Xie, Ziyu <ziyu.xie@foxmail.com>",

lib/src/directive/angular-draggable.directive.ts

@@ -305,7 +305,7 @@ export class AngularDraggableDirective implements OnInit, OnChanges {
     }
   }
 
-  checkHandleTarget(target: Element, element: Element) {
+  checkHandleTarget(target: EventTarget, element: Element) {
     // Checks if the target is the element clicked, then checks each child element of element as well
     // Ignores button clicks
 
@@ -341,7 +341,8 @@ export class AngularDraggableDirective implements OnInit, OnChanges {
       return;
     }
     // 2. if handle is set, the element can only be moved by handle
-    if (this.handle !== undefined && !this.checkHandleTarget(event.srcElement, this.handle)) {
+    let target = event.target || event.srcElement;
+    if (this.handle !== undefined && !this.checkHandleTarget(target, this.handle)) {
       return;
     }
 

src/assets/CHANGELOG.md

@@ -1,3 +1,10 @@
+## 1.4.1 (2018-05-11)
+
+#### Bugfix
++ Handle Drag is not working in Firefox [#68](https://github.com/xieziyu/angular2-draggable/issues/68).
+
+---
+
 ## 1.4.0 (2018-05-04)
 
 #### New