Hi everyone, I'm working on a library project that Blackberry Java developers can import into their projects. It uses protected RIM APIs which require that it be code-signed, which I have done. But, I can't get my Jar imported and working with a simple helloWorld app. I'm using the eclipse plug-in Blackberry-JDE. Here is what I have t...
Hi, I cant find any pre defined function in blackberry JDE to implement Math.pow(). Can anyone please suggest how to power the values that are retrieved from the Edit text fields(Like X^Y value)... ...
How to upload file to FTP server in Blackberry jde (without using third party api) ...
Hi, I'm looking for a free solution just to learn how to develop applications for Blackberry and iPhone on Windows that includes a Blackberry and iPhone simulator. The closest program I came across to this was DragonFireSDK but its not free. Any suggestions? ...
I have a very simple application that has one screen and one button. The main screen has a verticalFieldManager with a BitmapField inside it, and one button beneath the bitmap. I want to be able to overlay another image on top of this when the user clicks a button. The overlay image is a PNG with transparent background, and this is impor...
Hi, I wanted to know how to display a webpage of a predefined url in blackberry. I would also like to get help in displaying map of a predefined location on button click. Can anyone plz help me out in determining how to do it... ...
Hi, Friends I am completelty new to the BB development. I want to start development of BlackBerry application. I am confused how to start? And what plugins have to download and from which link? And bit confused about the JDE plugin <--> Java plugin for Eclipse Which I have to download for development? Can any one explaine the above...
Hi all when i am pressing the back button a pop screen is displayed which shows three button save, discard and cancel button i don't want this screen to be popped up. is this possible. Thanks in advance ...
below content is taken from Best practice: Writing efficient code but i didn't understand why private static String x = "example"; faster than private static final String x ="example"; Can anybody explain this. Using static variables for Strings When you define static fields (also called class fields) of type String, ...
Hi, I desperately need a solution for this... I m using Blackberry JDE 5.0. In documentation it shows net.rim.device.api.util.MathUtilities.pow ( double double ) is added form 4.6. But i couldnt get pow function when i use Math.pow(). I need to get this value...float fSecondFactor=(float) (Math.pow(1+fRatePerMonth,fNumberofMonths)-1); ...
I have a need to display a currency value in my application. There doesn't seem to be an easy way to do this with the RIM API, so I'm reduced to creating my own solution (a common refrain for BlackBerry development, unfortunately) Currently I'm using the Formatter class, from javax.microedition.locale like so protected String formatRes...
Is it possible to programmatically find the default currency symbol for the current locale in BlackBerry? ...
I want to create a background app on a Blackberry that starts when the phone boots and sends gps locations to a webserver periodically. Is this possible without the BES server? I am most likely targeting OS 4.5. Any gotchas I should know about? thanks Nick ...
I know, that it is a stuped question. but I can't understand, what is the difference between getHeight() and getPreferredHeight() ? When I must to use getHeight and when getPreferredHeight ? :( ...
Hi i'm new to blackberry application development Please can you tell me how i'm i to customize my components. for eg i need a verticalfieldManager, which will have a label field, a image, placed one after the other. Also this verticalFieldManager should be in the center of the screen, it should not start from the immediate left or right ...
Hi, Is it possible to prevent the application installed on device from deleting in blackberry. For Ex: Say "myApp" is installed on the blackberry device. If the user try to delete the application from the device. It should not give him permission for delete. Please let me know is any rim api is available which will to prevent applicat...
Hi, I am developing an application which let users to hear songs online. And I used Blackberry Player and Manager APIs. My application works fine and I can play songs. Now I wan't to add more controls to it. As an example I want pause, play songs. Mute the sound, Control the volume. Display the progress of the play back. Display the cur...
Hello guys, I'm in the middle of development of a client-server "socializing" that is supposed to run on several mobile devices. The project is pretty complex, involving networking, exchanging media, using geolocation services, and nice user UI. In terms of development efforts, technical risks and extensibility what is the best platfor...
Hi, I am designing an app in which i need open an email client on clicking a button. The email client should be opened with pre defined subject,'to' address and from address of the user. Is there a way to attain this??? Plz provide me the solution and code if possible... ...
How to use third party api in blackberry jde ?....(I need send file to ftp server) ...