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POAngularjs trigger country state dependency
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  1. POAngularjs trigger country state dependency
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    copied!<p>Can someone please help me make my example of Country/State drop down dependency work?</p> <p>I intentionally created JSON in this way because I want the dependency to be generic, so I would be able to apply it on any drop down while using only Meta Data and not HTML. </p> <p>Here's <a href="http://jsfiddle.net/kobiso/TsxTU/11/" rel="noreferrer">a link</a> to see an example of the code in JSFidlle</p> <p><strong>HTML</strong></p> <pre><code>Country:&lt;select data-ng-model="Countries" data-ng-options="country.id as country.name for country in Countries.items"&gt; &lt;option value=""&gt;Please select a country&lt;/option&gt; &lt;/select&gt; State: &lt;select data-ng-model="currentItem" data-ng-options="item.id as item.name for item in currentStates.items"&gt; &lt;option value=""&gt;Please select a state&lt;/option&gt; &lt;/select&gt; </code></pre> <p><strong>JavaScript Code:</strong></p> <pre><code>function Controller($scope) { var Countries = { "id": "field10", "items": [{ "id": "10", "StateGroupID":"0", "name": "United State" }, { "id": "2", "StateGroupID":"1", "name": "Canada" }] }; var States = { "id": "field20", "StateGroups": [{ "items": [{ "id": "1", "name": "Alabama" }, { "id": "2", "name": "Alaska" }, { "id": "3", "name": "Arizona" }, { "id": "4", "name": "California" }]}, [{ "id": "201", "name": "Alberta" }, { "id": "202", "name": "British Columbia" }, { "id": "303", "name": "Manitoba" }, { "id": "304", "name": "Ontario" }]] }; $scope.Countries = Countries; $scope.currentStates = States.StateGroups[0]; $scope.$watch('currentStates', function(value, oldValue){ //alert(value); //alert(JSON.stringify(value)); //$scope.currentStates = (value == "10") ? States.StateGroups[0] : States.StateGroups[1]; }); </code></pre> <p>} </p>
 

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