angular ui-bootstrap typeahead callback on selectMatch?

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伪装坚强ぢ
伪装坚强ぢ 2020-12-22 21:31

I\'m using the angular ui-bootstrap typeahead and I would want to use it as a way to pick up many choices, so I\'d need to get the selected value when selectMatch method is

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  • 2020-12-22 22:08

    Edit: this method is not the best one now. It's better to use onSelect callback like explained in the answer above this one.

    I found how how do to do what I wanted. I did see that there is a typeahead-editable attribute and if it's set to false then the selected value change only when a value from the model is selected. And so the $watch is working fine to check when a new value is selected.

    <input type="text" ng-model="selected" typeahead="state for state in states | filter:$viewValue" typeahead-editable="false">
    
    link: function(scope, elm, attrs){
        scope.$watch('selected', function(newValue, oldValue) {
            if (newValue)
              console.log(oldValue+"->"+newValue);
         });
    }
    
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  • 2020-12-22 22:16

    Following should be your HTML

     <input id="title" type="text"  ng-model="title"  typeahead="data.enquiry_title for data in titleData | filter:$viewValue | limitTo:8" 
    typeahead-on-select='onSelect($item, $model, $label)' />
    

    just add typeahead-on-select in input tag with the callback function.

    Following would go inside controller

    $scope.onSelect = function ($item, $model, $label) {
                console.log($item);
                if($item.tid)
                    $scope.activeTitleId = $item.tid
            };
    

    inside $item you'll get the whole object which you have passed in the main array of suggestion list

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  • 2020-12-22 22:22

    try the following before validation

     modelCtrl.$setValidity('editable', true);
    
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  • 2020-12-22 22:26

    There is better way of doing this now. A new callback method has been added

    In controller file add the following:

     $scope.onSelect = function ($item, $model, $label) {
        $scope.$item = $item;
        $scope.$model = $model;
        $scope.$label = $label;
    };
    

    In view add the following:

     <input type="text"
            ng-model="selected"
            typeahead="state for state in states | filter:$viewValue"
            typeahead-editable="false"
            typeahead-on-select="onSelect($item, $model, $label)"/>
    

    See the typeahead spec for more information (search for onSelect).

    Check out if the following URLs helps http://www.techguides.in/how-to-create-autocomplete-using-angularjs-ui/

    http://www.techguides.in/how-to-customize-autocomplete-to-display-multiple-columns-using-angularjs-ui-2/

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