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example(forms): removed old forms example

This commit is contained in:
vsavkin 2015-06-05 15:37:20 -07:00
parent 4cd29f791f
commit c564475251
4 changed files with 6 additions and 218 deletions
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6
modules/angular2/src/forms/directives/template_driven_form_directive.ts
View File

@ -58,7 +58,8 @@ export class TemplateDrivenFormDirective extends ControlContainerDirective imple
this._later(_ => {
var container = this._findContainer(dir.path);
if (isPresent(container)) {
container.removeControl(dir.name) container.updateValidity();
container.removeControl(dir.name);
container.updateValidity();
}
});
}
@ -76,7 +77,8 @@ export class TemplateDrivenFormDirective extends ControlContainerDirective imple
this._later(_ => {
var container = this._findContainer(dir.path);
if (isPresent(container)) {
container.removeControl(dir.name) container.updateValidity();
container.removeControl(dir.name);
container.updateValidity();
}
});
}

11
modules/examples/src/forms/index.html
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@ -1,11 +0,0 @@
<!doctype html>
<html>
<title>Survey Builder</title>
<body>
<survey-builder-app>
Loading...
</survey-builder-app>
$SCRIPTS$
</body>
</html>

204
modules/examples/src/forms/index.ts
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@ -1,204 +0,0 @@
import {bootstrap, NgIf, NgFor, EventEmitter, Component, View} from 'angular2/angular2';
import {
FormBuilder,
Validators,
formDirectives,
ControlGroup,
Control,
ControlArray
} from 'angular2/forms';
import {ObservableWrapper} from 'angular2/src/facade/async';
import {print} from 'angular2/src/facade/lang';
// HeaderFields renders the bound header control group. It can used as follows:
//
// <survey-header [header]="header"></survey-header>
//
// This component is self-contained and can be tested in isolation.
@Component({selector: 'survey-header', properties: ['header']})
@View({
template: `
<div [control-group]="header">
<div>
<label>
Title: <br>
<input type="text" control="title">
</label>
<div *ng-if="! header.controls.title.valid && header.controls.title.dirty">
Title is required
</div>
</div>
<div>
<label>
Description: <br>
<textarea control="description"></textarea>
</label>
<div *ng-if="! header.controls.description.valid && header.controls.description.dirty">
Description is required
</div>
</div>
<div>
<label>
Publish Date: <br>
<input type="date" control="date">
</label>
</div>
</div>
`,
directives: [formDirectives, NgIf]
})
class HeaderFields {
header: ControlGroup;
}
// SurveyQuestion renders an individual question. It can used as follows:
//
// <survey-question [question]="question" [index]="i" (delete)="onDelete()"></survey-question>
//
// SurveyQuestion uses EventEmitter to fire the delete action.
// This component is self-contained and can be tested in isolation.
@Component({selector: 'survey-question', events: ['destroy'], properties: ['question', 'index']})
@View({
template: `
<h2>Question #{{index}}</h2>
<button (click)="deleteQuestion()">Delete</button>
<div [control-group]="question">
<div>
<label>
Type: <br>
<select control="type">
<option value=""></option>
<option value="text">Text</option>
<option value="checkbox">Checkbox</option>
<option value="textarea">Textarea</option>
</select>
</label>
<div *ng-if="! question.controls.type.valid && question.controls.type.dirty">
Type is required
</div>
</div>
<div>
<label>
Question: <br>
<input type="text" control="questionText">
</label>
<div *ng-if="! question.controls.questionText.valid && question.controls.questionText.dirty">
Question is required
</div>
</div>
<div *ng-if="question.contains('responseLength')">
<label>
Response Length: <br>
<input type="number" control="responseLength">
</label>
<div *ng-if="! question.controls.responseLength.valid && question.controls.responseLength.dirty">
Length is required
</div>
</div>
</div>
`,
directives: [formDirectives, NgIf]
})
class SurveyQuestion {
question: ControlGroup;
index: number;
destroy: EventEmitter;
constructor() { this.destroy = new EventEmitter(); }
deleteQuestion(): void {
// Invoking an injected event emitter will fire an event,
// which in this case will result in calling `deleteQuestion(i)`
ObservableWrapper.callNext(this.destroy, null);
}
}
// SurveyBuilder is a form that allows you to create a survey.
@Component({selector: 'survey-builder-app', appInjector: [FormBuilder]})
@View({
template: `
<h1>Create New Survey</h1>
<div [control-group]="form">
<survey-header [header]="form.controls.header"></survey-header>
<button (click)="addQuestion()">Add Question</button>
<survey-question
*ng-for="var q of form.controls.questions.controls; var i=index"
[question]="q"
[index]="i + 1"
(destroy)="destroyQuestion(i)">
</survey-question>
<button (click)="submitForm()">Submit</button>
</div>
`,
directives: [formDirectives, NgFor, HeaderFields, SurveyQuestion]
})
class SurveyBuilder {
form: ControlGroup;
constructor(public builder: FormBuilder) {
this.form = builder.group({
"header": builder.group({
"title": ["", Validators.required],
"description": ["", Validators.required],
"date": ""
}),
"questions": builder.array([])
});
}
addQuestion(): void {
var newQuestion: ControlGroup = this.builder.group(
{
"type": ["", Validators.required],
"questionText": ["", Validators.required],
"responseLength": [100, Validators.required]
},
{
// Optional controls can be dynamically added or removed from the form.
// Here, the responseLength field is optional and not included by default.
"optionals": {"responseLength": false}
});
// Every Control has an observable of value changes. You can subscribe to this observable
// to update the form, update the application model, etc.
// These observables can also be transformed and combined. This enables implementing
// complex form interactions in a declarative fashion.
//
// We are disabling the responseLength control when the question type is checkbox.
var typeCtrl: Control = newQuestion.controls['type'];
ObservableWrapper.subscribe(typeCtrl.valueChanges, (v) => v == 'text' || v == 'textarea' ?
newQuestion.include('responseLength') :
newQuestion.exclude('responseLength'));
(<ControlArray>this.form.controls['questions']).push(newQuestion);
}
destroyQuestion(index: number): void {
(<ControlArray>this.form.controls['questions']).removeAt(index);
}
submitForm(): void {
print('Submitting a form');
print(` value: ${ this.form.value }`);
print(` valid: ${ this.form.valid }`);
print(` errors: ${ this.form.errors }`);
}
}
export function main() {
bootstrap(SurveyBuilder);
}

3
tools/broccoli/trees/browser_tree.ts
View File

@ -38,7 +38,8 @@ const kServedPaths = [
// Relative (to /modules) paths to example directories
'examples/src/benchpress',
'examples/src/forms',
'examples/src/model_driven_forms',
'examples/src/template_driven_forms',
'examples/src/gestures',
'examples/src/hello_world',
'examples/src/http',