Developing BlackBerry Tablet Applications with Flex 4.5 by Rich Tretola

By Rich Tretola

Able to placed your ActionScript three abilities to paintings on cellular apps? This hands-on e-book walks you thru the method of making an Adobe AIR program for Blackberry capsules from begin to end, utilizing the Flex 4.5 framework. circulate fast from a uncomplicated hi international program to complicated interactions with Blackberry APIs, and get entire code examples for operating with pill elements - together with the accelerometer, GPS unit, digital camera, dossier process, and multitouch display. this can be an amazing source irrespective of how a lot Flex adventure you have got.

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Extra resources for Developing BlackBerry Tablet Applications with Flex 4.5

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Info CHAPTER 4 Exploring the APIs Now that you know how to create a new application with your choice of layout options and how to request application permissions, it’s time to explore the ways in which your application can interact with the BlackBerry Tablet operating system. 6 release includes access to many BlackBerry Tablet OS features. These include the accelerometer, GPS unit, camera, camera roll, file system, and multi-touch screen. Accelerometer The accelerometer is a device that measures the speed or g-forces created when a device accelerates across multiple planes.

Automatically reorient This option is set to true automatically unless you uncheck the box during your project creation. Setting this to true will allow the device to use its accelerometer to automatically switch between portrait and landscape. This property can be edited at any time within the application’s configuration file. This setting can also be changed programmatically while the application is running. See Chapter 5 for more information on this. info Figure 3-3. Additional Configuration Settings Full Screen Checking this box during your project creation will force your application to launch in full-screen mode.

Tabbed Application Figure 2-10. info CHAPTER 3 Permissions and Configuration Settings When creating a BlackBerry Tablet application, it is necessary to select the permissions that your application will require to operate. This chapter also covers several other configuration settings that are unique to BlackBerry Tablet applications. 5 (see Figure 3-1). Figure 3-2 shows the warning the user will see when installing an application with permission requests. access_shared Read and write files that are shared between all applications run by the current user.

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