angular-cached-resource
Version:
An AngularJS module to interact with RESTful resources, even when browser is offline
281 lines • 10.2 kB
JavaScript
/**
* angular-strap
* @version v2.0.1 - 2014-04-10
* @link http://mgcrea.github.io/angular-strap
* @author Olivier Louvignes (olivier@mg-crea.com)
* @license MIT License, http://www.opensource.org/licenses/MIT
*/
'use strict';
angular.module('mgcrea.ngStrap.select', [
'mgcrea.ngStrap.tooltip',
'mgcrea.ngStrap.helpers.parseOptions'
]).provider('$select', function () {
var defaults = this.defaults = {
animation: 'am-fade',
prefixClass: 'select',
placement: 'bottom-left',
template: 'select/select.tpl.html',
trigger: 'focus',
container: false,
keyboard: true,
html: false,
delay: 0,
multiple: false,
sort: true,
caretHtml: ' <span class="caret"></span>',
placeholder: 'Choose among the following...',
maxLength: 3,
maxLengthHtml: 'selected'
};
this.$get = [
'$window',
'$document',
'$rootScope',
'$tooltip',
function ($window, $document, $rootScope, $tooltip) {
var bodyEl = angular.element($window.document.body);
var isTouch = 'createTouch' in $window.document;
function SelectFactory(element, controller, config) {
var $select = {};
// Common vars
var options = angular.extend({}, defaults, config);
$select = $tooltip(element, options);
var parentScope = config.scope;
var scope = $select.$scope;
scope.$matches = [];
scope.$activeIndex = 0;
scope.$isMultiple = options.multiple;
scope.$activate = function (index) {
scope.$$postDigest(function () {
$select.activate(index);
});
};
scope.$select = function (index, evt) {
scope.$$postDigest(function () {
$select.select(index);
});
};
scope.$isVisible = function () {
return $select.$isVisible();
};
scope.$isActive = function (index) {
return $select.$isActive(index);
};
// Public methods
$select.update = function (matches) {
scope.$matches = matches;
$select.$updateActiveIndex();
};
$select.activate = function (index) {
if (options.multiple) {
scope.$activeIndex.sort();
$select.$isActive(index) ? scope.$activeIndex.splice(scope.$activeIndex.indexOf(index), 1) : scope.$activeIndex.push(index);
if (options.sort)
scope.$activeIndex.sort();
} else {
scope.$activeIndex = index;
}
return scope.$activeIndex;
};
$select.select = function (index) {
var value = scope.$matches[index].value;
$select.activate(index);
if (options.multiple) {
controller.$setViewValue(scope.$activeIndex.map(function (index) {
return scope.$matches[index].value;
}));
} else {
controller.$setViewValue(value);
}
controller.$render();
if (parentScope)
parentScope.$digest();
// Hide if single select
if (!options.multiple) {
$select.hide();
}
// Emit event
scope.$emit('$select.select', value, index);
};
// Protected methods
$select.$updateActiveIndex = function () {
if (controller.$modelValue && scope.$matches.length) {
if (options.multiple && angular.isArray(controller.$modelValue)) {
scope.$activeIndex = controller.$modelValue.map(function (value) {
return $select.$getIndex(value);
});
} else {
scope.$activeIndex = $select.$getIndex(controller.$modelValue);
}
} else if (scope.$activeIndex >= scope.$matches.length) {
scope.$activeIndex = options.multiple ? [] : 0;
}
};
$select.$isVisible = function () {
if (!options.minLength || !controller) {
return scope.$matches.length;
}
// minLength support
return scope.$matches.length && controller.$viewValue.length >= options.minLength;
};
$select.$isActive = function (index) {
if (options.multiple) {
return scope.$activeIndex.indexOf(index) !== -1;
} else {
return scope.$activeIndex === index;
}
};
$select.$getIndex = function (value) {
var l = scope.$matches.length, i = l;
if (!l)
return;
for (i = l; i--;) {
if (scope.$matches[i].value === value)
break;
}
if (i < 0)
return;
return i;
};
$select.$onMouseDown = function (evt) {
// Prevent blur on mousedown on .dropdown-menu
evt.preventDefault();
evt.stopPropagation();
// Emulate click for mobile devices
if (isTouch) {
var targetEl = angular.element(evt.target);
targetEl.triggerHandler('click');
}
};
$select.$onKeyDown = function (evt) {
if (!/(9|13|38|40)/.test(evt.keyCode))
return;
evt.preventDefault();
evt.stopPropagation();
// Select with enter
if (evt.keyCode === 13 || evt.keyCode === 9) {
return $select.select(scope.$activeIndex);
}
// Navigate with keyboard
if (evt.keyCode === 38 && scope.$activeIndex > 0)
scope.$activeIndex--;
else if (evt.keyCode === 40 && scope.$activeIndex < scope.$matches.length - 1)
scope.$activeIndex++;
else if (angular.isUndefined(scope.$activeIndex))
scope.$activeIndex = 0;
scope.$digest();
};
// Overrides
var _show = $select.show;
$select.show = function () {
_show();
if (options.multiple) {
$select.$element.addClass('select-multiple');
}
setTimeout(function () {
$select.$element.on(isTouch ? 'touchstart' : 'mousedown', $select.$onMouseDown);
if (options.keyboard) {
element.on('keydown', $select.$onKeyDown);
}
});
};
var _hide = $select.hide;
$select.hide = function () {
$select.$element.off(isTouch ? 'touchstart' : 'mousedown', $select.$onMouseDown);
if (options.keyboard) {
element.off('keydown', $select.$onKeyDown);
}
_hide();
};
return $select;
}
SelectFactory.defaults = defaults;
return SelectFactory;
}
];
}).directive('bsSelect', [
'$window',
'$parse',
'$q',
'$select',
'$parseOptions',
function ($window, $parse, $q, $select, $parseOptions) {
var defaults = $select.defaults;
return {
restrict: 'EAC',
require: 'ngModel',
link: function postLink(scope, element, attr, controller) {
// Directive options
var options = { scope: scope };
angular.forEach([
'placement',
'container',
'delay',
'trigger',
'keyboard',
'html',
'animation',
'template',
'placeholder',
'multiple',
'maxLength',
'maxLengthHtml'
], function (key) {
if (angular.isDefined(attr[key]))
options[key] = attr[key];
});
// Add support for select markup
if (element[0].nodeName.toLowerCase() === 'select') {
var inputEl = element;
inputEl.css('display', 'none');
element = angular.element('<button type="button" class="btn btn-default"></button>');
inputEl.after(element);
}
// Build proper ngOptions
var parsedOptions = $parseOptions(attr.ngOptions);
// Initialize select
var select = $select(element, controller, options);
// Watch ngOptions values before filtering for changes
var watchedOptions = parsedOptions.$match[7].replace(/\|.+/, '').trim();
scope.$watch(watchedOptions, function (newValue, oldValue) {
// console.warn('scope.$watch(%s)', watchedOptions, newValue, oldValue);
parsedOptions.valuesFn(scope, controller).then(function (values) {
select.update(values);
controller.$render();
});
}, true);
// Watch model for changes
scope.$watch(attr.ngModel, function (newValue, oldValue) {
// console.warn('scope.$watch(%s)', attr.ngModel, newValue, oldValue);
select.$updateActiveIndex();
}, true);
// Model rendering in view
controller.$render = function () {
// console.warn('$render', element.attr('ng-model'), 'controller.$modelValue', typeof controller.$modelValue, controller.$modelValue, 'controller.$viewValue', typeof controller.$viewValue, controller.$viewValue);
var selected, index;
if (options.multiple && angular.isArray(controller.$modelValue)) {
selected = controller.$modelValue.map(function (value) {
index = select.$getIndex(value);
return angular.isDefined(index) ? select.$scope.$matches[index].label : false;
}).filter(angular.isDefined);
if (selected.length > (options.maxLength || defaults.maxLength)) {
selected = selected.length + ' ' + (options.maxLengthHtml || defaults.maxLengthHtml);
} else {
selected = selected.join(', ');
}
} else {
index = select.$getIndex(controller.$modelValue);
selected = angular.isDefined(index) ? select.$scope.$matches[index].label : false;
}
element.html((selected ? selected : attr.placeholder || defaults.placeholder) + defaults.caretHtml);
};
// Garbage collection
scope.$on('$destroy', function () {
select.destroy();
options = null;
select = null;
});
}
};
}
]);