Help Center

Local Navigation

• Creating user interfaces
  • Screens
    • Screen classes
    • Create a screen
    • How the BlackBerry JVM manages screens
    • Providing screen navigation when using a MainScreen
    • Manage a drawing area
  • Touch screen orientation and direction
    • Retrieve the orientation of the touch screen
    • Restrict the touch screen direction
    • Receive notification when the size of the drawable area of the touch screen changes
    • Receive notification when the orientation of the touch screen changes
  • Working with the accelerometer of a BlackBerry device
    • Types of accelerometer data
    • Accelerometer
    • Retrieve accelerometer data at specific intervals
    • Query the accelerometer when the application is in the foreground
    • Query the accelerometer when the application is in the background
    • Store accelerometer readings in a buffer
    • Retrieve accelerometer readings from a buffer
    • Get the time a reading was taken from the accelerometer
  • UI components
    • Add a UI component to a screen
    • Create a dialog box
    • Create a bitmap
    • Create a button
    • Create a list
    • Create a drop-down list
    • Create a search field
    • Create a check box
    • Create an option button
    • Create a date field
    • Creating a text field
      • Create a read-only text field that allows formatting
      • Create an editable text field that has no formatting and accepts filters
      • Create an editable text field that allows special characters
      • Create a password field
      • Create a text field for AutoText
    • Create a progress indicator
    • Create a text label
    • Create a list box
    • Create a field to display a tree view
    • Add a UI component to a screen
    • Create a custom field
    • Add a menu item to a BlackBerry Device Software application
    • Adding a menu item to a BlackBerry Device Software application
    • Register a menu item
  • Arrange UI components
    • Create a layout manager
    • Aligning a field to a line of text
  • Events
    • Respond to navigation events
    • Determine the type of input method
    • Respond to BlackBerry device user interaction
  • Touch screen events
    • Types of touch screen events
    • Respond to touch screen events
      • Respond to system events while the user touches the screen
      • Respond to a user sliding a finger up quickly on the screen
      • Respond to a user sliding a finger down quickly on the screen
      • Respond to a user sliding a finger to the left quickly on the screen
      • Respond to a user sliding a finger to the right quickly on the screen
      • Respond to a user clicking the screen
      • Respond to a user touching the screen twice quickly
      • Respond to a user touching and dragging an item on the screen
      • Respond to a user touching the screen lightly
      • Respond to a scroll action
      • Respond to a user touching the screen in two locations at the same time
  • Keyboard on a BlackBerry device with a touch screen
    • Change the state of the keyboard on a BlackBerry device with a touch screen
    • Display the keyboard on a BlackBerry device with a touch screen
    • Hide the keyboard on a BlackBerry device with a touch screen
  • Spell check
    • Add spell check functionality
    • Listen for a spell check event
  • Accessibility
    • Integrating with assistive technology software
    • Notifying an assistive technology application when the UI changes
    • UI changes that trigger a notification to an assistive technology application
    • UI component states and properties
    • Provide an assistive technology application with information about a UI change
    • Provide an assistive technology application with information about text changes
    • Provide an assistive technology application with access to information from a table
    • Provide an assistive technology application with access to numeric values
    • Enable an assistive technology application to receive notification of UI events
• Storing data
  • Data management
  • Support for APIs to store data to persistent memory
  • Data management
  • Access to memory
  • Persistent data storage
    • Create a persistent data store
    • Store persistent data
    • Retrieve persistent data
    • Remove persistent data
  • MIDP record storage
    • Create an MIDP record store
    • Add a record to a record store
    • Retrieve a record from a record store
    • Retrieve all records from a record store
  • Collections
    • Retrieve a collection from persistent storage
    • Create a collection listener to notify the system when a collection changes
    • Remove a collection listener that notifies the system when a collection changes
    • Notify the system when a collection changes
  • Runtime storage
    • Retrieve the runtime store
    • Add an object in the runtime store
    • Replace an object in the runtime store
    • Retrieve a registered runtime object
    • Retrieve an unregistered runtime object
• Creating connections
  • Network gateways
    • Using the BlackBerry Enterprise Server as an intranet gateway
    • Using the wireless service provider's Internet gateway
    • Retrieve the wireless network name
  • Connections
    • Use HTTP authentication
    • Use an HTTPS connection
    • Use a socket connection
    • Use a datagram connection
    • Use a USB or serial port connection
    • Use a Bluetooth serial port connection
  • Wi-Fi connections
    • Wireless access families
    • Retrieve the wireless access families that a BlackBerry device supports
    • Determine if a BlackBerry device supports multiple wireless access families
    • Determine the wireless access family transceivers that are turned on
    • Turn on the transceiver for a wireless access family
    • Turn off the transceiver for a wireless access family
    • Check if the Wi-Fi transceiver is turned on
    • Check if the Wi-Fi transceiver is connected to a wireless access point
    • Retrieve the status of the wireless access point or the active Wi-Fi profile
    • Open a Wi-Fi socket connection
    • Open a Wi-Fi HTTP connection
    • Open a Wi-Fi HTTPS connection
• Managing applications
  • Application manager
    • Retrieve information about a BlackBerry Java Application
    • Communicate with another BlackBerry Java Application
    • Determine the services that are available to a BlackBerry Java Application
  • Application control
    • Allow a BlackBerry device application to request access to resources
  • Code modules
    • Retrieve module information
  • Access control messages
    • Displaying a message for an operation that requires user permission
    • Display an application control message to a user
• Using custom messages and folders in the message list
  • Creating a module for background processes
  • Creating a module for the UI
  • Create the module for background processes
  • Start the module for background processes or the module for the UI
  • Create an icon for a custom message
  • Create a custom folder in the message list
  • Send a notification when a custom folder changes
  • Create an indicator for the number of messages in a custom folder
  • Hide an indicator for a custom folder
  • Remove an indicator for a custom folder
• Applications for push content
  • Types of push applications
  • Types of push requests
• Localizing BlackBerry device applications
  • Multilanguage support
  • Files required for localization
  • Manage localization files for a suite of BlackBerry device applications
• Controlling access to APIs and application data
  • Check if a code signature is required
  • Java APIs with controlled access
  • Register to use controlled APIs
  • Restrictions on code signatures
  • Request a code signature
  • Register a signature key using a proxy server
  • Sign an application using a proxy server
  • View the signature status for an application
  • Using keys to protect APIs and data
  • Protect APIs using code signing keys
  • Protect runtime store data using code signing keys
  • Protect persistent data using code signing keys
• Testing a BlackBerry device application
  • Testing applications on a BlackBerry Smartphone Simulator
  • Testing applications on a BlackBerry device
  • Testing applications using the compiled .cod files
    • Install and remove a .cod file for testing
    • Save a .cod file from a device to a computer
    • Retrieve information about a .cod file
• Packaging and distributing a BlackBerry Java Application
  • Preverify a BlackBerry device application
  • Application distribution over the wireless network
  • Wireless pull (user-initiated)
  • Wireless push (server-initiated)
  • Distributing BlackBerry Java Applications over the wireless network
    • Extract sibling .cod files.
    • Modifying information for a MIDlet suite
    • Correct the .cod file sizes listed in a .jad file.
    • Create .jad files that reference multiple .cod files.
  • Distributing BlackBerry device applications with the BlackBerry Desktop Software
    • Elements in BlackBerry device application .alx file
    • Properties of BlackBerry device application .jad files
  • Application distribution through a computer connection
    • Distribute an application from a computer
    • Distribute an application from a web page
    • Distribute an application for testing
  • Distributing an application from a computer
  • Create an application loader file
  • Install a BlackBerry device application on a specific device
  • Specifying supported versions of the BlackBerry Device Software
• Glossary
• Provide feedback
• Legal notice