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  • Book Overview & Buying Ext JS Application Development Blueprints
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Ext JS Application Development Blueprints

Ext JS Application Development Blueprints

By : Ramsay
4 (1)
Buy this Book
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Ext JS Application Development Blueprints

Ext JS Application Development Blueprints

4 (1)
By: Ramsay
Buy this Book

Overview of this book

If you are a developer who has knowledge of Ext JS but would like to expand it to encompass the bigger picture of application development, then this book is ideal for you.
Table of Contents (13 chapters)
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Preface
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Preface
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What this book covers
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What you need for this book
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Who this book is for
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Conventions
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Reader feedback
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Customer support
Lock Free Chapter
1
1. Introduction
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1. Introduction
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Humble beginnings
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What is application architecture?
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Ext JS
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Getting ready
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In safe hands
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Summary
2
2. MVC and MVVM
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2. MVC and MVVM
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Diary of always
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Bringing MVC to the Web
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Ext JS and MVC
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How does it help your application
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MVC and the illusion of choice
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Introducing MVVM
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An event domain example
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Summary
3
3. Application Structure
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3. Application Structure
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Ideas for structure
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Getting to know your application
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Cultivating your code
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The solution to pollution
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Summary – mind your own beeswax
4
4. Sencha Cmd
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4. Sencha Cmd
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What is Sencha Cmd?
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Why is it important?
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Setting up your application
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The generation game
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Develop in style
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Care for the environment
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Before the build
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Code complete
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The best of the rest
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Summary
5
5. Practical – a CMS Application
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5. Practical – a CMS Application
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A content-managed system
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The requirements
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Starting at the bottom
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Work your way up
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Where the wild things are
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The real deal
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Creating a structure
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Data-driven design
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A room with a view
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Summary
6
6. Practical – Monitoring Dashboard
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6. Practical – Monitoring Dashboard
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Application design
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Requirements
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Data structure
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The view from the top
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Flexibility and pragmatism
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Does this hurt?
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Onwards and upwards
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Data first
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Storing the data
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With a view to a controller
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The main view controller
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The dashboard
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The dashboard view model
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The dashboard view controller
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Web logs subpage
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A view on the Web
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Controlling the Web
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More and more subpages
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Summary
7
7. Practical – an E-mail Client
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7. Practical – an E-mail Client
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Form factors
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Application design
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I require to admire
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Responding to the situation
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Input required
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A view to a thrill
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Application state
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A binding agreement
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An eventful application
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Coding – it's been a long time
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It's under control
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Login view
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Main force
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The head of the family
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Unravel the thread
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I am the best message
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A composed finish
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Deciding on a theme
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Summary
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8. Practical – Questionnaire Component
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8. Practical – Questionnaire Component
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Application design – my way
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Data structure
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Data flow
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Sketchy sketching
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Get set
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The data layer
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The payload
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The wizard component
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One step forward
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Making progress
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Step by step
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Questionnaire command and control
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The wizard model
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A delightful host
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Mixin the night away
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Summary
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9. A Shopping Application
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9. A Shopping Application
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About the app
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Back to Ext JS
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The data layer
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Component interaction
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The simplicity of view models
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Code, code, and more code
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Interface in your face
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Categorically speaking
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Product placement
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A basket case
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The account window
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Summary
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10. Debugging and Performance
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10. Debugging and Performance
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In-browser debugging
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Breaking and busting
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Performance in Ext JS
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Quick on the draw
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Analyzing performance
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Summary
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11. Application Testing
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11. Application Testing
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Total testing
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Testing tool time with Jasmine
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Testing with robots
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Testability
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Faking it with mocks
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Continuous coverage
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Summary
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Index
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Index

Chapter 10. Debugging and Performance

In previous chapters, we discussed the role of the architect as being one with many facets. From understanding client requirements to designing the code structure based on UI wireframes right down to coding standards and naming conventions, an architect will wear many hats during the lifetime of a project.

One of these hats is that of planning with knowledge of the technology at hand. In order to make sure that the users of a software platform have a responsive experience that won't result in frustration, we need to make sure that the design that's in place will load quickly and will promptly react to user input. With Ext JS, this means having an understanding of the right component to use at the right time, working with layouts in an efficient manner, designing your view model hierarchy to avoid overnesting, and so on. There are lots of things to consider.

Once the design is complete, there may be unexpected performance issues or...

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