Hello world of BlackBerry App

 

1. Install blackberry_email_mds_4.1.4.exeand blackberry_simulators_5.0.0.228_9700.exe

2. Install eclipse3.6

3. Install BlackBerry Java Plug-in for eclipse V1.1

4. Create a blackberry project. Choose File> New> Project> BlackBerry project.

Project name: helloworld

Click "finish" to complete Project Creation

5. Create a New Java class named helloworld with the following content:

 

Import net. rim. device. API. UI. field; <br/> Import net. rim. device. API. UI. uiapplication; <br/> Import net. rim. device. API. UI. component. dialog; <br/> Import net. rim. device. API. UI. component. labelfield; <br/> Import net. rim. device. API. UI. component. richtextfield; <br/> Import net. rim. device. API. UI. container. mainscreen; <br/> public class helloworld extends uiapplication {<br/> Public static void main (string [] ar GS) {<br/> helloworld theapp = new helloworld (); <br/> theapp. entereventdispatcher (); <br/>}< br/> Public helloworld () {<br/> pushscreen (New helloworldscreen ()); <br/>}< br/> final class helloworldscreen extends mainscreen {</P> <p> helloworldscreen () {<br/> super (); <br/> labelfield Title = new labelfield ("Hello world title", labelfield. ellipsis | labelfield. use_all_width); <br/> settitle (title ); <Br/> Add (New richtextfield ("Hello world! ", Field. non_focusable); <br/>}< br/> Public void close () {<br/> dialog. Alert (" goodbye! "); <Br/> super. Close (); <br/>}< br/>

 

6. Run helloworld In the BlackBerry SimulatorProgram

Right-click the helloworld project and choose run as> BlackBerry simulator.

In the displayed BlackBerry simulator window, click the menu button and then click the downloads icon. The newly created helloworld application icon appears. Click the helloworld icon to run the application, the helloworld program displays a helloworld tag in the application window.