In ExtJS KitchenSink example, Sencha provides/uses an alert message, sliding from top, then sliding out.
This kind of temporary message is always useful to popup some alerts/informations for example.
After having a look on Sencha Ext.example.msg, I made couple of improvements using Bootstrap 3.x alert’s ideas.
So, this “temporay message box” slides from top, stays “delays” seconds, then slides out. There are 5 different classes (default, success, info, danger, warning) like in Bootstrap alerts (color are roughly identical). Here is a look of each: