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  • Book Overview & Buying Application Development with Qt Creator - Second Edition
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Application Development with Qt Creator - Second Edition

Application Development with Qt Creator - Second Edition

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Buy this Book
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Application Development with Qt Creator - Second Edition

Application Development with Qt Creator - Second Edition

4 (25)
Buy this Book

Overview of this book

This book is great for developers who are new to Qt and Qt Creator and who are interested in harnessing the power of Qt for cross-platform development. If you have basic experience programming in C++, you have what it takes to create engaging cross-platform applications using Qt and Qt Creator!
Table of Contents (15 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
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1
1. Getting Started with Qt Creator
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1. Getting Started with Qt Creator
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Downloading Qt and Qt Creator
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Finding your way around Qt Creator
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Your first application – Hello World
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Hello World using the QtGui library
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Hello World using Qt Quick
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Summary
2
2. Building Applications with Qt Creator
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2. Building Applications with Qt Creator
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Getting started – our sample library
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Learning the landscape – the Build menu and the .pro files
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Linking against our sample library
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Getting lost and found again – debugging
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The Projects pane and building your project
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A review – running and debugging your application
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Summary
3
3. Designing Your Application with Qt Designer
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3. Designing Your Application with Qt Designer
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Code interlude – signals and slots
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Creating forms in Qt Designer
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Instantiating forms, message boxes, and dialogs in your application
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Wiring the Qt Widgets' application logic
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Code interlude – Qt Quick and the QML syntax
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Creating Qt Quick applications in Qt Designer
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Summary
4
4. Qt Foundations
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4. Qt Foundations
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Representing data using Qt's core classes
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Multithreading in Qt
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Accessing files using Qt
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Accessing HTTP resources using Qt
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Parsing XML using Qt
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Summary
5
5. Developing Applications with Qt Widgets
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5. Developing Applications with Qt Widgets
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Your main application and its menus
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Simple Qt Widgets
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Managing the widget layout with layouts
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Model-view-controller programming with Qt
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Rendering web content with QWebView
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Summary
6
6. Drawing with Qt
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6. Drawing with Qt
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What we need to start drawing with Qt
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Drawing with QPainter on QPaintDevice instances
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Drawing off screen
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Creating custom widgets
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The Graphics View Framework
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Summary
7
7. Doing More with Qt Quick
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7. Doing More with Qt Quick
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The fundamental concepts of Qt Quick
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States and transitions in Qt Quick
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Integrating Qt Quick and C++
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Putting it all together – an image gallery application
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Summary
8
8. Multimedia and Qt Quick
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8. Multimedia and Qt Quick
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Multimedia in Qt
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Playing audio clips and sound effects
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Playing video clips
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Accessing the camera
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Summary
9
9. Sensors and Qt Quick
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9. Sensors and Qt Quick
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Sensors in Qt
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Determining the device location
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Obtaining a device's position – a simple example
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Summary
10
10. Localizing Your Application with Qt Linguist
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10. Localizing Your Application with Qt Linguist
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Understanding the task of localization
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Marking strings for localization
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Localizing your application with QLinguist
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Including localized strings in your application
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Localizing special parameters – currencies and dates with QLocale
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Summary
11
11. Optimizing Performance with Qt Creator
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11. Optimizing Performance with Qt Creator
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The QML performance analyzer
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Finding memory leaks with Valgrind
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Summary
12
12. Developing Mobile Applications with Qt Creator
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12. Developing Mobile Applications with Qt Creator
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A mobile software development primer
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Setting up Qt Creator for Android
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Supporting other mobile platforms
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Summary
13
13. Qt Tips and Tricks
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13. Qt Tips and Tricks
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Writing console applications with Qt Creator
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Integrating Qt Creator with version control systems
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Configuring the coding style and coding format options
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Building projects from the command line
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Setting the Qt Quick window display options
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Learning more about Qt
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Debugging Qt's signal-slot connections
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Summary
14
Index
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Index

A mobile software development primer

The key point to remember when developing software for any mobile platform, such as a cell phone or tablet, is that every resource is at a premium. The device is smaller, meaning:

  • Your user will pay less attention to your application and use it for shorter periods of time
  • The screen is smaller, so you can display less information on the display (don't be fooled by the high dot pitch of today's displays; reading a six-point font on a four-inch display is no fun, high pixel densities or not.)
  • The processor and graphics processing unit are slower
  • There's less RAM and less graphics memory
  • There's less persistent storage for your application's data
  • The network is slower, by as much as three orders of magnitude

Let's take a look at each of these in more detail.

User attention is at a premium

Can you walk and chew gum at the same time? I can't, but many people walk, chew gum, and use their mobile devices at the same time (worse, some...

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