mobile

Is this scenario suitable for WeakReferences ?

I am working on querying the address book via J2ME and returning a custom Hashtable which I will call pimList. The keys in pimList {firstname, lastname} maps to an object (we'll call this object ContactInfo) holding (key, value) pairs e.g. work1 -> 44232454545, home1 -> 44876887787 Next I take firstName and add it into a tree. The node...

Click event in SelectionList in mobile web site

Hi all, I am developing mobile web site. I need to show some list to user. Whenever he clicks it shows a popup. Popup i can handle it using script. How to get click event on that selectionlist?? In VS 2005 it is giving only SelectionList_selection event. How to make it? Is there any other event to handle???? Thanks in advance!! ...

Finding a UIImage file type

Is there a way to determine what file type was used to create a UIImage? ...

Implementing Future in CLDC 1.1

I really like the concept of FutureValues. http://c2.com/cgi/wiki?FutureValue And although I'm working in a CLDC 1.1 environment (Blackberry), I'm wondering if it is possible to implement it with the available wait-notify / Threading support in Java 1.3. Basically I want to create: ExecutorService - to start threads Each thread then c...

Wireless Network API for Windows Mobile 5.0

I would like to programmatically get a list of available wireless networks (by SSID) using a Windows Mobile 5/6 device. Does anyone know how to do this or where I might find information on accessing the WIFI adapter? ...

Can I develop iPhone applications using C#.NET on Vista?

I’m interested in developing an iPhone application using Visual Studio and C#.NET on Windows Vista. I tried to download the SDK from http://developer.apple.com/iphone/index.action, but the file has a .dmg extension and I don’t know how to open that file. So can I as .NET developer work and develop against iPhone APIs? And are there an...

How do browsers UI elements available on the mobile phone platform?

I'm designing a website for the high end mobile phones, and I want to know how the different UI elements (e.g. buttons, check boxes, list boxes, textfields, etc) look like on different mobile browsers (eg safari, webkit, IE, etc) on different devices (e.g. Nokia, iPhone, etc). Can you offer some advice how I can get access to these witho...

Detecting if the Compact Framewok is installed on mobile device

Hi There, Ive written an application using the .net compact framework. One of the requirements is that a check is run before app runs to see if the compact framework is installed. If not I should prompt this to them and redirect them to cf download location. What would be the best most common approach to doing this. Obviously my .net w...

Windows Mobile datagrid

I am developing a Windows mobile application. How can I show only two columns of the twelve in my datatable in the grid?. Also, is it possible to delete rows in the Windows Mobile datagrid? Please provide sample code. Hi StartClass0830, Thanks for your reply, i don't want remove the columns in my grid, Let's say In ...

checkbox validation in windows mobile

Hi, In the windows mobile application how i am validate the checkbox. for example: I have two checkboxs A,B If i checked the A checkbox, B checkbox is Unchecked and If i checked the B checkbox A checkbox is unchecked I struggling couple of days plz help me how i am solve it. Thanks brite ...

Windows mobile datagrid certain fields only displayed and delete rows

Let's say In the windows mobile application i select all the fields of a table from database and i want to display certain fields in datagrid after i want delete certain rows only. Can anyone tell me how to do it? plz provide sample code Thanks brite ...

How can I calculate a grand total in a Windows Mobile datagrid?

How can I calculate a grand total in a Windows Mobile datagrid? For example: ItemID Price qty total 1 5 2 10 2 3 3 9 -------- 19 ------- ...

What's the best way of playing audio on Mobile Devices from a web page?

So lets assume we have a load of music files, mp3's most probably but we could re-encode them if it helps. We want as wide a range of people with mobile phones to be able to listen to these as possible via a website - bonus points if we can listen to a playlist (ie. several tracks one after the other). Websites nearly always make use o...

Adding NAPDEF on Nokia

I am trying to add a new access point on a Nokia S60 device, but I am a little bitt puzzled on how to do it. According to the spec a node should be added at the following root: ./AP/<X> Whenever I try to add a node I get a status code 404 meaning that it could not be found. If I try to create an AP that already exists instead I get a ...

Launch SMS from a mobile browser

Is it possible to launch SMS/Texting application from a link in a website on a mobile browser? I doubt it's possible globally, but maybe it's possilbe for certain subsets (Blackberry, Windows Mobile, Google Android, etc etc), which we can detect and display. ...

Your experience launching an application on BlackBerry AppWorld?

I'm looking for some experiences launching a mobile application on BlackBerry AppWorld. I'll be in a position to launch one shortly and I want to make sure I can avoid any potential pitfalls. Did you have any issues? If so were these easily fixed by yourself or RIM? What sort of other advice can you offer? ...

Android coverflow

Im writing an app for android and would like to have an itunes like coverflow preview. Is there anything in the api that I can use or do I have to build it from scratch? ...

What is the main technical difference between Web, Application, and Mobile programming?

I want to know what is the main technical difference between Web (ASP, PHP, Ruby, etc.), Application (C, C++, .NET, Java), and Mobile (J2ME, Objective C) programming, and which is the hardest. If someone learns one of these, can he easily switch over to one of the others? ...

Windows Mobile Development: Choice of .Net compact vs. Native (c++) code

Hey there, I work on an experienced and diverse development team and we are preparing to approach our first mobile development which will be for Windows Mobile 6 (platform changes are not an option). We have skills and experience in both Visual C++ and .Net technologies for Windows desktop and server development. The mobile developm...

How to design a less power consuming mobile application ?

I will soon work on a project about a mobile application. This application will work on a PDT with Windows Mobile and we will use Visual Studio and .NET to developp it. This application will intensively use Wifi and need to consume as little power as possible. I found on the internet a lot of stuff concerning embedded software and real ...