5. Durandal – the Knockout Framework | MASTERING KNOCKOUTJS

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MASTERING KNOCKOUTJS

By : Moran

4.7 (6)

MASTERING KNOCKOUTJS

4.7 (6)

By: Moran

Overview of this book

If you are an experienced JavaScript developer who is looking for new tools to build web applications and get an understanding of core elements and applications, this is the book for you. A basic knowledge of DOM, JavaScript, and KnockoutJS is assumed.

Preface

Preface

A note on Knockout 3.2

What this book covers

What you need for this book

Who this book is for

Conventions

Reader feedback

Customer support

Free Chapter

1. Knockout Essentials

1. Knockout Essentials

The environment setup

An overview of Knockout

Observables

Defining viewmodels

The data-bind syntax

Control flow bindings

Template binding

Containerless control flow

Extenders

The Contacts List application

Summary

2. Extending Knockout with Custom Binding Handlers

2. Extending Knockout with Custom Binding Handlers

The data binding pattern

Components of a binding handler

Simple binding handlers

Advanced binding handlers

Containerless syntax with custom bindings

Summary

3. Extending Knockout with Preprocessors and Providers

3. Extending Knockout with Preprocessors and Providers

Binding the handler preprocessing

Node preprocessors

Binding providers

Knockout punches

Summary

4. Application Development with Components and Modules

4. Application Development with Components and Modules

RequireJS – AMD viewmodels

Components

Single Page Application (SPA) routing

Summary

5. Durandal – the Knockout Framework

5. Durandal – the Knockout Framework

An overview of the Durandal framework

The composition system

Using the router

Modal dialogs

The application's life cycle

Widgets

Summary

6. Advanced Durandal

6. Advanced Durandal

Publishing and subscribing

Handling logins

Guarded routes

Advanced composition

Child routers

Custom modal dialogs

Using activators

Binding to plain JavaScript objects

Summary

7. Best Practices

7. Best Practices

Sticking to MVVM

Using service modules

Creating small modules

Writing unit tests

Singleton versus instance

Calling ko.applyBindings once (per root)

Performance concerns

Summary

8. Plugins and Other Knockout Libraries

8. Plugins and Other Knockout Libraries

Knockout Validation

Knockout Mapping

Knockout Kendo

KoGrid

Knockout Bootstrap

Knockout Switch-Case

Knockout Projections

Knockout-ES5

Summary

9. Under the Hood

9. Under the Hood

Dependency tracking

The prototype chain

The binding expression parser

Applying bindings

Templates

The ko.utils reference

Summary

Index

Index

Modal dialogs

After the overuse of modal dialogs in Windows, and alert boxes in early browser applications, modal dialogs have left a bad taste with some developers. However, when used appropriately, they are simple and powerful tools. Durandal's modal dialog implementation makes collecting user input from modals very easy, by making dialogs return promises that resolve when they close. Modal dialogs in Durandal come in two types, namely, message boxes and custom dialogs.

Message boxes

For simple cases such as displaying a notification or collecting a single piece of user input, Durandal provides a modal dialog on app.showMessage, which takes the following parameters:

Message (string): This contains the main contents of the message box.
Title (string, optional): This contains the title of the message box; the default title is app.title.
Buttons (array, optional): This is an array of buttons to show; the default is ['Ok']. The first button in the array will be the default action of the dialog...

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Programming languages

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