WARNING If you are using ui.bootstrap v0.13.4 or later you probably don't need this

is-open attribute was added to the ui.bootstrap.popover in v0.13.4. This repository will no longer be maintaned.

angular-popover-toggle

popoverToggle directive allowing manual control over AngularUI's popovers

Download and include the popover-toggle.js file after AngularJS on your page. You can use Bower:

bower install angular-popover-toggle

Declare a dependency on popoverToggle in your module:

angular.module('YourModule', ['ui.bootstrap', 'popoverToggle']);

Now you can use popover-toggle directive in addition to popover and popover-template directives:

<div ng-init="isPopoverOpen = true">
    <span popover="Hello World!" popover-toggle="isPopoverOpen">There is a popover above me!</span>
</div>