docs/app/assets/js/angular-bootstrap/dropdown-toggle.js
/* This code is taken from the AngularUI - Bootstrap Project (https://github.com/angular-ui/bootstrap)
*
* The MIT License
*
* Copyright (c) 2012-2014 the AngularUI Team, https://github.com/organizations/angular-ui/teams/291112
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
*/
angular.module('ui.bootstrap.dropdown', [])
.constant('dropdownConfig', {
openClass: 'open'
})
.service('dropdownService', ['$document', function($document) {
var self = this, openScope = null;
this.open = function( dropdownScope ) {
if ( !openScope ) {
$document.on('click', closeDropdown);
$document.on('keydown', escapeKeyBind);
}
if ( openScope && openScope !== dropdownScope ) {
openScope.isOpen = false;
}
openScope = dropdownScope;
};
this.close = function( dropdownScope ) {
if ( openScope === dropdownScope ) {
openScope = null;
$document.off('click', closeDropdown);
$document.off('keydown', escapeKeyBind);
}
};
var closeDropdown = function(evt) {
if (evt && evt.which === 3) return;
openScope.$apply(function() {
openScope.isOpen = false;
});
};
var escapeKeyBind = function( evt ) {
if ( evt.which === 27 ) {
closeDropdown();
}
};
}])
.controller('DropdownController', ['$scope', '$attrs', 'dropdownConfig', 'dropdownService', '$animate', function($scope, $attrs, dropdownConfig, dropdownService, $animate) {
var self = this, openClass = dropdownConfig.openClass;
this.init = function( element ) {
self.$element = element;
$scope.isOpen = angular.isDefined($attrs.isOpen) ? $scope.$parent.$eval($attrs.isOpen) : false;
};
this.toggle = function( open ) {
return $scope.isOpen = arguments.length ? !!open : !$scope.isOpen;
};
// Allow other directives to watch status
this.isOpen = function() {
return $scope.isOpen;
};
$scope.$watch('isOpen', function( value ) {
$animate[value ? 'addClass' : 'removeClass'](self.$element, openClass);
if ( value ) {
dropdownService.open( $scope );
} else {
dropdownService.close( $scope );
}
$scope.onToggle({ open: !!value });
});
$scope.$on('$locationChangeSuccess', function() {
$scope.isOpen = false;
});
}])
.directive('dropdown', function() {
return {
restrict: 'CA',
controller: 'DropdownController',
scope: {
isOpen: '=?',
onToggle: '&'
},
link: function(scope, element, attrs, dropdownCtrl) {
dropdownCtrl.init( element );
}
};
})
.directive('dropdownToggle', function() {
return {
restrict: 'CA',
require: '?^dropdown',
link: function(scope, element, attrs, dropdownCtrl) {
if ( !dropdownCtrl ) {
return;
}
element.on('click', function(event) {
event.preventDefault();
event.stopPropagation();
if ( !element.hasClass('disabled') && !element.prop('disabled') ) {
scope.$apply(function() {
dropdownCtrl.toggle();
});
}
});
// WAI-ARIA
element.attr({ 'aria-haspopup': true, 'aria-expanded': false });
scope.$watch(dropdownCtrl.isOpen, function( isOpen ) {
element.attr('aria-expanded', !!isOpen);
});
}
};
});