LiveCode Mobile Development Cookbook

Book Image

LiveCode Mobile Development Cookbook

By : Dr. Edward Lavieri

Book Image

LiveCode Mobile Development Cookbook

By: Dr. Edward Lavieri

Overview of this book

LiveCode Mobile Development Cookbook

LiveCode Mobile Development Cookbook

Credits

About the Author

About the Author

About the Reviewers

About the Reviewers

www.PacktPub.com

www.PacktPub.com

Preface

Free Chapter

LiveCode Mobile Basics

LiveCode Mobile Basics

Setting up your mobile environment for iOS development

Setting up your mobile environment for Android development

Defining icons and images for iOS development

Defining icons and images for Android development

Configuring standalone application settings for iOS applications

Configuring standalone application settings for Android applications

Using the simulator

Saving a standalone mobile app

Human-computer Interfaces

Human-computer Interfaces

Creating a new main stack

Displaying web pages in your app

Masking user passwords

Including glow effects on buttons

Including state graphics on buttons

Getting an object's properties

Setting custom properties

Aligning interface objects

Dynamically displaying interface objects

Getting the user input

Recording user actions

Restricting the user input

Using mobile keyboards

Using a date picker

Using a time picker

Using effects between cards

Using buttons for navigation

Loops and Timers

Loops and Timers

Implementing a countdown timer

Implementing a count-up timer

Pausing a timer

Resuming a timer

Using a loop to count

Using a loop to iterate through a list

Managing Text

Reading the user input

Encrypting text

Formatting text

Translating text into Pig Latin

Communications

Initiating a phone call

Sending an e-mail

Formatting an e-mail

Data Structures

Data Structures

Using multidimensional arrays

Saving external data

Loading external data

External Media

Loading an image

Capturing an image from a mobile device's camera

Resizing an image

Playing a movie

Controlling the movie playback

Playing an audio file

Using MobGUI

Setting up MobGUI

Using a navigational bar

Using a navigational button

Using a toggle button

Using a list button

Using a progress bar

Using Animation Engine

Using Animation Engine

Setting up Animation Engine

Moving objects along a line

Moving objects along a polygonal path

Moving objects along an elliptical path

Moving objects along a circular path

Stopping a moving object

Calculating the distance between two points

Using collision listeners

Simulating gravity

Miscellaneous

Subtracting numbers

Multiplying numbers

Dividing numbers

Using advanced math

Randomizing numbers

Opening a web page

Querying web data

Using the geometry manager

Using invisible objects

Taking snapshots of a card

Taking snapshots of an area on a card

Detecting the operating system

Index

Customer Reviews

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Reading text

In this recipe, you will learn how to read text that is present on the mobile device such as data entered by the user.

How to do it...

Follow this recipe's steps to read text from the mobile device's screen:

Create a new main stack in LiveCode.
Add a label field to the card with the following properties:
- Name: userInput
- Width: 300
- foregroundColor: Black
- Align text left
Add a button to the card with the following properties:
- Name: btnRead
- Label: Read Text
- foregroundColor: Black
- backgroundColor: White
- borderWidth: 0

Add the following code to the btnRead button:

on mouseUp
  answer the text of fld "userInput" with "Correct" \
and "Incorrect" titled "I Read Your Text"
end mouseUp

Run the app in the mobile simulator. Enter Hunger is easily solved with food. in the input text field. Your results should match what is displayed in the following screenshot:

How it works...

In this recipe, we read the text entered by the user as part of the answer command using the statement the text of fld.

See...