Angular Material自动完成
<pre><code class="lang-html"><html lang = "en">
<head>
<link rel = "stylesheet"
href = "https://ajax.googleapis.com/ajax/libs/angular_material/1.0.0/angular-material.min.css">
<script src = "https://ajax.googleapis.com/ajax/libs/angularjs/1.4.8/angular.min.js"></script>
<script src = "https://ajax.googleapis.com/ajax/libs/angularjs/1.4.8/angular-animate.min.js"></script>
<script src = "https://ajax.googleapis.com/ajax/libs/angularjs/1.4.8/angular-aria.min.js"></script>
<script src = "https://ajax.googleapis.com/ajax/libs/angularjs/1.4.8/angular-messages.min.js"></script>
<script src = "https://ajax.googleapis.com/ajax/libs/angular_material/1.0.0/angular-material.min.js"></script>
<script language = "javascript">
angular
.module('firstApplication', ['ngMaterial'])
.controller('autoCompleteController', autoCompleteController);
function autoCompleteController ($timeout, $q, $log) {
var self = this;
self.simulateQuery = false;
self.isDisabled = false;
// list of states to be displayed
self.states = loadStates();
self.querySearch = querySearch;
self.selectedItemChange = selectedItemChange;
self.searchTextChange = searchTextChange;
self.newState = newState;
function newState(state) {
alert("This functionality is yet to be implemented!");
}
function querySearch (query) {
var results = query ? self.states.filter( createFilterFor(query) ) :
self.states, deferred;
if (self.simulateQuery) {
deferred = $q.defer();
$timeout(function () {
deferred.resolve( results );
},
Math.random() * 1000, false);
return deferred.promise;
} else {
return results;
}
}
function searchTextChange(text) {
$log.info('Text changed to ' + text);
}
function selectedItemChange(item) {
$log.info('Item changed to ' + JSON.stringify(item));
}
//build list of states as map of key-value pairs
function loadStates() {
var allStates = 'Alabama, Alaska, Arizona, Arkansas, California, Colorado, Connecticut, Delaware,\
Florida, Georgia, Hawaii, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana,\
Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana,\
Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina,\
North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Carolina,\
South Dakota, Tennessee, Texas, Utah, Vermont, Virginia, Washington, West Virginia,\
Wisconsin, Wyoming';
return allStates.split(/, +/g).map( function (state) {
return {
value: state.toLowerCase(),
display: state
};
});
}
//filter function for search query
function createFilterFor(query) {
var lowercaseQuery = angular.lowercase(query);
return function filterFn(state) {
return (state.value.indexOf(lowercaseQuery) === 0);
};
}
}
</script>
</head>
<body ng-app = "firstApplication" ng-cloak>
<div ng-controller = "autoCompleteController as ctrl" layout = "column" ng-cloak>
<md-content class = "md-padding">
<form ng-submit = "$event.preventDefault()">
<p><code>md-autocomplete</code> can be used to provide search results from
local or remote data sources.</p>
<md-autocomplete
ng-disabled = "ctrl.isDisabled"
md-no-cache = "ctrl.noCache"
md-selected-item = "ctrl.selectedItem"
md-search-text-change = "ctrl.searchTextChange(ctrl.searchText)"
md-search-text = "ctrl.searchText"
md-selected-item-change = "ctrl.selectedItemChange(item)"
md-items = "item in ctrl.querySearch(ctrl.searchText)"
md-item-text = "item.display"
md-min-length = "0"
placeholder = "US State?">
<md-item-template>
<span md-highlight-text = "ctrl.searchText"
md-highlight-flags = "^i">{{item.display}}</span>
</md-item-template>
<md-not-found>
No states matching "{{ctrl.searchText}}" were found.
<a ng-click = "ctrl.newState(ctrl.searchText)">Create a new one!</a>
</md-not-found>
</md-autocomplete>
<br/>
<md-checkbox ng-model = "ctrl.simulateQuery">Show progress for results?
</md-checkbox>
<md-checkbox ng-model = "ctrl.noCache">Disable caching?</md-checkbox>
<md-checkbox ng-model = "ctrl.isDisabled">Disable?</md-checkbox>
<p><code>md-autocomplete</code> caches results when performing a query.
After first call, it uses the cached results to eliminate unnecessary
server requests or lookup logic and it can be disabled.</p>
</form>
</md-content>
</div>
</body>
</html>
</code></pre>
