angular2
Version:
Angular 2 - a web framework for modern web apps
136 lines • 13.7 kB
JavaScript
;var __extends = (this && this.__extends) || function (d, b) {
for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
var __decorate = (this && this.__decorate) || function (decorators, target, key, desc) {
var c = arguments.length, r = c < 3 ? target : desc === null ? desc = Object.getOwnPropertyDescriptor(target, key) : desc, d;
if (typeof Reflect === "object" && typeof Reflect.decorate === "function") r = Reflect.decorate(decorators, target, key, desc);
else for (var i = decorators.length - 1; i >= 0; i--) if (d = decorators[i]) r = (c < 3 ? d(r) : c > 3 ? d(target, key, r) : d(target, key)) || r;
return c > 3 && r && Object.defineProperty(target, key, r), r;
};
var __metadata = (this && this.__metadata) || function (k, v) {
if (typeof Reflect === "object" && typeof Reflect.metadata === "function") return Reflect.metadata(k, v);
};
var __param = (this && this.__param) || function (paramIndex, decorator) {
return function (target, key) { decorator(target, key, paramIndex); }
};
var core_1 = require('angular2/core');
var lang_1 = require('angular2/src/facade/lang');
var control_container_1 = require('./control_container');
var shared_1 = require('./shared');
var validators_1 = require('../validators');
var controlGroupProvider = lang_1.CONST_EXPR(new core_1.Provider(control_container_1.ControlContainer, { useExisting: core_1.forwardRef(function () { return NgControlGroup; }) }));
/**
* Creates and binds a control group to a DOM element.
*
* This directive can only be used as a child of {@link NgForm} or {@link NgFormModel}.
*
* ### Example ([live demo](http://plnkr.co/edit/7EJ11uGeaggViYM6T5nq?p=preview))
*
* ```typescript
* @Component({
* selector: 'my-app',
* directives: [FORM_DIRECTIVES],
* })
* @View({
* template: `
* <div>
* <h2>Angular2 Control & ControlGroup Example</h2>
* <form #f="ngForm">
* <div ngControlGroup="name" #cg-name="form">
* <h3>Enter your name:</h3>
* <p>First: <input ngControl="first" required></p>
* <p>Middle: <input ngControl="middle"></p>
* <p>Last: <input ngControl="last" required></p>
* </div>
* <h3>Name value:</h3>
* <pre>{{valueOf(cgName)}}</pre>
* <p>Name is {{cgName?.control?.valid ? "valid" : "invalid"}}</p>
* <h3>What's your favorite food?</h3>
* <p><input ngControl="food"></p>
* <h3>Form value</h3>
* <pre>{{valueOf(f)}}</pre>
* </form>
* </div>
* `,
* directives: [FORM_DIRECTIVES]
* })
* export class App {
* valueOf(cg: NgControlGroup): string {
* if (cg.control == null) {
* return null;
* }
* return JSON.stringify(cg.control.value, null, 2);
* }
* }
* ```
*
* This example declares a control group for a user's name. The value and validation state of
* this group can be accessed separately from the overall form.
*/
var NgControlGroup = (function (_super) {
__extends(NgControlGroup, _super);
function NgControlGroup(parent, _validators, _asyncValidators) {
_super.call(this);
this._validators = _validators;
this._asyncValidators = _asyncValidators;
this._parent = parent;
}
NgControlGroup.prototype.ngOnInit = function () { this.formDirective.addControlGroup(this); };
NgControlGroup.prototype.ngOnDestroy = function () { this.formDirective.removeControlGroup(this); };
Object.defineProperty(NgControlGroup.prototype, "control", {
/**
* Get the {@link ControlGroup} backing this binding.
*/
get: function () { return this.formDirective.getControlGroup(this); },
enumerable: true,
configurable: true
});
Object.defineProperty(NgControlGroup.prototype, "path", {
/**
* Get the path to this control group.
*/
get: function () { return shared_1.controlPath(this.name, this._parent); },
enumerable: true,
configurable: true
});
Object.defineProperty(NgControlGroup.prototype, "formDirective", {
/**
* Get the {@link Form} to which this group belongs.
*/
get: function () { return this._parent.formDirective; },
enumerable: true,
configurable: true
});
Object.defineProperty(NgControlGroup.prototype, "validator", {
get: function () { return shared_1.composeValidators(this._validators); },
enumerable: true,
configurable: true
});
Object.defineProperty(NgControlGroup.prototype, "asyncValidator", {
get: function () { return shared_1.composeAsyncValidators(this._asyncValidators); },
enumerable: true,
configurable: true
});
NgControlGroup = __decorate([
core_1.Directive({
selector: '[ngControlGroup]',
providers: [controlGroupProvider],
inputs: ['name: ngControlGroup'],
exportAs: 'ngForm'
}),
__param(0, core_1.Host()),
__param(0, core_1.SkipSelf()),
__param(1, core_1.Optional()),
__param(1, core_1.Self()),
__param(1, core_1.Inject(validators_1.NG_VALIDATORS)),
__param(2, core_1.Optional()),
__param(2, core_1.Self()),
__param(2, core_1.Inject(validators_1.NG_ASYNC_VALIDATORS)),
__metadata('design:paramtypes', [control_container_1.ControlContainer, Array, Array])
], NgControlGroup);
return NgControlGroup;
})(control_container_1.ControlContainer);
exports.NgControlGroup = NgControlGroup;
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