<div class="btn-group btn-group-sm" role="group" style="margin-top: 1.5em">
<button type="button" class="btn btn-default" ng-click="stop()" ng-disabled="uploader.state !== 'Running'"><i class="fa fa-fw fa-pause"></i> Pause</button>
<button type="button" class="btn btn-primary" ng-click="go()" ng-disabled="uploader.state === 'Running' || countInStates(['Paused', 'Queued']) === 0"><i class="fa fa-fw fa-play"></i> Start</button>
<div class="btn-group btn-group-sm" role="group" style="margin-top: 1.5em">
<button type="button" class="btn btn-default" ng-click="stop()" ng-disabled="uploader.state !== 'Running'"><i class="fa fa-fw fa-pause"></i> Pause</button>
<button type="button" class="btn btn-primary" ng-click="go()" ng-disabled="uploader.state === 'Running' || countInStates(['Paused', 'Queued']) === 0"><i class="fa fa-fw fa-play"></i> Start</button>