popup_opened and popup_closed events.

Readme.md

@@ -207,6 +207,26 @@ $('.social-likes').on('ready.social-likes', function(event, number) {
 });
 ```
 
+#### `popup_opened.social-likes`
+
+Triggers after popup window opened.
+
+```javascript
+$('.social-likes').on('popup_opened.social-likes', function(event, service, win) {
+	// win is popup window handler (window.open())
+});
+```
+
+#### `popup_closed.social-likes`
+
+Triggers after popup window closed.
+
+```javascript
+$('.social-likes').on('popup_closed.social-likes', function(event, service) {
+	$(event.currentTarget).socialLikes({forceUpdate: true});  // Update counters
+});
+```
+
 ### Adding your own button
 
 You can find some custom buttons in `contrib` folder.

specs/specs.html

@@ -282,6 +282,13 @@ var sl = $('#social-likes-manual');
 sl.on('counter.social-likes', function(event, service, number) {
 	console.log('Counter', service, number);
 });
+sl.on('popup_opened.social-likes', function(event, service, win) {
+	console.log('Popup opened', service, win);
+});
+sl.on('popup_closed.social-likes', function(event, service) {
+	console.log('Popup closed', service);
+	$(event.currentTarget).socialLikes({forceUpdate: true});  // Update counters
+});
 sl.socialLikes();
 $('#social-likes-update').click(function() {
 	sl.socialLikes({

src/social-likes.js

@@ -208,6 +208,7 @@ $.fn.socialLikes.defaults = {
 	counters: true,
 	zeroes: false,
 	wait: 500,
+	popupCheckInterval: 500,
 	singleTitle: 'Share'
 };
 
@@ -520,6 +521,12 @@ Button.prototype = {
 			'width=' + params.width + ',height=' + params.height + ',personalbar=0,toolbar=0,scrollbars=1,resizable=1');
 		if (win) {
 			win.focus();
+			this.widget.trigger('popup_opened.' + prefix, [this.service, win]);
+			var timer = setInterval($.proxy(function() {
+				if (!win.closed) return;
+				clearInterval(timer);
+				this.widget.trigger('popup_closed.' + prefix, this.service);
+			}, this), this.options.popupCheckInterval);
 		}
 		else {
 			location.href = url;