support custom trigger event

dist/clipboard.js

@@ -621,9 +621,9 @@ var Clipboard = (function (_Emitter) {
         _classCallCheck(this, Clipboard);
 
         _Emitter.call(this);
-
+        this.defaultTriggerEvent = 'click';
         this.resolveOptions(options);
-        this.listenClick(trigger);
+        this.listenEvent(trigger);
     }
 
     /**
@@ -644,27 +644,28 @@ var Clipboard = (function (_Emitter) {
         this.action = typeof options.action === 'function' ? options.action : this.defaultAction;
         this.target = typeof options.target === 'function' ? options.target : this.defaultTarget;
         this.text = typeof options.text === 'function' ? options.text : this.defaultText;
+        this.triggerEvent = typeof options.triggerEvent === 'string' ? options.triggerEvent : this.defaultTriggerEvent;
     };
 
     /**
-     * Adds a click event listener to the passed trigger.
+     * Adds a event listener to the passed trigger.
      * @param {String|HTMLElement|HTMLCollection|NodeList} trigger
      */
 
-    Clipboard.prototype.listenClick = function listenClick(trigger) {
+    Clipboard.prototype.listenEvent = function listenEvent(trigger) {
         var _this = this;
 
-        this.listener = _goodListener2['default'](trigger, 'click', function (e) {
-            return _this.onClick(e);
+        this.listener = _goodListener2['default'](trigger, this.triggerEvent, function (e) {
+            return _this.handleEvent(e);
         });
     };
 
     /**
-     * Defines a new `ClipboardAction` on each click event.
+     * Defines a new `ClipboardAction` on each trigger event.
      * @param {Event} e
      */
 
-    Clipboard.prototype.onClick = function onClick(e) {
+    Clipboard.prototype.handleEvent = function handleEvent(e) {
         if (this.clipboardAction) {
             this.clipboardAction = null;
         }

readme.md

@@ -102,6 +102,20 @@ Truth is, you don't even need another element to copy its content from. You can
 </button>
 ```
 
+### Use custom event trigger
+
+you can listen other event, the default event is 'click'.
+
+```html
+<label class="triggerLabel" data-clipboard-text="Just because you can doesn't mean you should — clipboard.js">
+    Double click, then copy to clipboard
+</label>
+```
+
+```javascript
+var clipboard = new Clipboard('.triggerLabel', {'triggerEvent' : 'dblclick'});
+```
+
 ## Events
 
 There are cases where you'd like to show some user feedback or capture what has been selected after a copy/cut operation.

src/clipboard.js

@@ -13,9 +13,9 @@ class Clipboard extends Emitter {
      */
     constructor(trigger, options) {
         super();
-
+        this.defaultTriggerEvent = 'click';
         this.resolveOptions(options);
-        this.listenClick(trigger);
+        this.listenEvent(trigger);
     }
 
     /**
@@ -27,21 +27,22 @@ class Clipboard extends Emitter {
         this.action = (typeof options.action === 'function') ? options.action : this.defaultAction;
         this.target = (typeof options.target === 'function') ? options.target : this.defaultTarget;
         this.text   = (typeof options.text   === 'function') ? options.text   : this.defaultText;
+        this.triggerEvent  = (typeof options.triggerEvent  === 'string')   ? options.triggerEvent  : this.defaultTriggerEvent;
     }
 
     /**
-     * Adds a click event listener to the passed trigger.
+     * Adds a event listener to the passed trigger.
      * @param {String|HTMLElement|HTMLCollection|NodeList} trigger
      */
-    listenClick(trigger) {
-        this.listener = listen(trigger, 'click', (e) => this.onClick(e));
+    listenEvent(trigger) {
+        this.listener = listen(trigger, this.triggerEvent, (e) => this.handleEvent(e));
     }
 
     /**
-     * Defines a new `ClipboardAction` on each click event.
+     * Defines a new `ClipboardAction` on each trigger event.
      * @param {Event} e
      */
-    onClick(e) {
+    handleEvent(e) {
         if (this.clipboardAction) {
             this.clipboardAction = null;
         }