compass-web/app/dash/app/partials/metrics.html

<div ng-include="" src="datasource.editorSrc"></div><div class="editor-row" style="margin-top: 20px"><button class="btn btn-success pull-right" ng-click="add_target(panel.target)">Add query</button><div class="btn-group pull-right" style="margin-right: 10px"><button class="btn btn-info dropdown-toggle" data-toggle="dropdown" bs-tooltip="'Datasource'">{{datasource.name}} <span class="caret"></span></button><ul class="dropdown-menu" role="menu"><li ng-repeat="datasource in datasources" role="menuitem"><a ng-click="setDatasource(datasource.value);">{{datasource.name}}</a></li></ul></div></div>