Wijmo 5 - AngularJS directives

HTML

<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css">
<link rel="stylesheet" href="https://cdn.grapecity.com/wijmo/5.latest/styles/wijmo.min.css">
<script src="https://cdn.grapecity.com/wijmo/5.latest/controls/wijmo.min.js"></script>
<script src="https://cdn.grapecity.com/wijmo/5.latest/controls/wijmo.grid.min.js"></script>
<script src="https://cdn.grapecity.com/wijmo/5.latest/controls/wijmo.chart.min.js"></script>
<script src="https://cdn.grapecity.com/wijmo/5.latest/controls/wijmo.input.min.js"></script>
<script src="https://cdn.grapecity.com/wijmo/5.latest/interop/angular/wijmo.angular.min.js"></script>
<!-- mark this as an Angular application and give it a controller -->
<div ng-app="app" ng-controller="appCtrl" class="container">

  <h1>Hello Wijmo 5 and AngularJS!</h1>
  <wj-flex-grid items-source="data" format-item="formatGrid(s,e)">
    <wj-flex-grid-column header="Country" binding="country" is-read-only="true">
      <wj-flex-grid-cell-template cell-type="Cell">
                <wj-combo-box 
                    items-source="cbData"
                    ng-model="$item.country"
                    is-editable="false"
                    got-focus="cbFocus(s,e)">
                </wj-combo-box>
            </wj-flex-grid-cell-template>
    </wj-flex-grid-column>
    <wj-flex-grid-column header="Sales" binding="sales"></wj-flex-grid-column>
    <wj-flex-grid-column header="Expenses" binding="expenses"></wj-flex-grid-column>
    <wj-flex-grid-column header="Downloads" binding="downloads"></wj-flex-grid-column>
  </wj-flex-grid>

</div>

CSS

.wj-flexgrid {
  height: 250px; 
  margin-top:10px;
 }
 .wj-flexchart {
   height: 300px;
 }
 .wj-cell > :first-child{
   height: 100%
 }
 
 .wj-cell .wj-combobox{
   height: 100%
 }
 
 .wj-cell .wj-combobox{
   border: none;
 }

JavaScript

// define app, include Wijmo 5 directives
var app = angular.module('app', ['wj']);

// controller
app.controller('appCtrl', function($scope) {

  // create some random data
  var countries = 'US,Germany,UK,Japan,Italy,Greece'.split(','),
    data = [];
  for (var i = 0; i < countries.length; i++) {
    data.push({
      country: countries[i],
      downloads: Math.round(Math.random() * 20000),
      sales: Math.random() * 10000,
      expenses: Math.random() * 5000
    });
  }
	
  $scope.cbFocus = function(s, e){
    s.isDroppedDown = true;
  };
  
  $scope.formatGrid = function(s, e){
  	if(e.panel == s.cells && e.panel.columns[e.col].binding == 'country'){
    	e.cell.style.padding = '0px';
    }
  };
  
  // expose data as a CollectionView to get events
  $scope.data = new wijmo.collections.CollectionView(data);
  $scope.cbData = countries;
});