android

Indexing through Android string resources

OK, I've got the code to allow me to index through the string resources. Now, how do I get the value of a specific resource item without knowing its name? Here's the index loop: Field[] fLst = R.string.class.getFields(); for(Field f : fLst){ Log.i(dbgTag, "Field Entry: R.string." + f.getName()); } Thanks for your efforts ... ...

Android canceling all alarm set

Hi all. I am making an event application and user can set a reminder for events he wants. So i use the alarmManager to create alarms. I would like to put a cancel all option to my main activity so that i could cancel all the alarms created by my application. The usual method for canceling the alarm with the same intent doesnt really help...

Custom ArrayList serialization

Hi, I was trying to serialize an ArrayList which contains custom objects. I'm serializing it in a Servlet (server side), and deserialize at the client side. (using ObjectOutputStream and ObjectInputStream) It worked fine, when I work with ArrayList<String>. But when I tried it with ArrayList<MyObject> I couldn't get any results in th...

Android: ImageView scales up source image

I can't seem to get my ImageView to display its source image in its original size. The ImageView looks like this: <ImageView android:id="@+id/Logo" android:src="@drawable/logo" android:layout_width="wrap_content" android:layout_height="wrap_content" > </ImageView> The source image is 140 pixels wide, yet on the Nexus One's ...

Disable Bluetooth discoverable mode on Android

Hi, I found in the Android documentation how to turn Bluetooth discoverability mode on: Intent discoverableIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_DISCOVERABLE); discoverableIntent.putExtra(BluetoothAdapter.EXTRA_DISCOVERABLE_DURATION, 300); startActivity(discoverableIntent); This will make the device discoverable for 300 ...

android activity callback

Hii'm begginer in android. i'm doing small apllication,i have mainscreen and calling next screen by main screen.in nextscreen by selecting image in gallery i wanted to go back main screen by getting image url how can do this please help me its urgent. ...

Sobel Edge Detection in Android

As part of an application that I'm developing for Android I'd like to show the user an edge-detected version of an image they have taken (something similar to the example below). To achieve this I've been looking at the Sobel operator and how to implement it in Java. However, many of the examples that I've found make use of objects an...

Send post data in android

I'm experienced with php, javascript and a lot of other scripting languages, but I don't have a lot of experience with java or android. I'm looking for a way to send POST data to a PHP script and display the result. ...

change the sender number when sending sms

Hi, Is it possible to change the sender number when sending an sms from my android program ? Thanks ...

Need help with Android TableLayout alignment

I'm trying to build a calculator layout using TableLayout, but the last two rows aren't aligning with the rest of the layout. Is there something wrong with my layout XML? What I'm trying to do would be easier to accomplish in HTML (<td> with colspan or rowspan), so should I try converting this into a WebView? Code is as follows: (Scree...

Android - ListView with only 1 expandable item

I have a listview with tickboxes, which uses an Adapter and which works well. And I know how to make a whole list expandable. But, it it possible to have just a single item expandable, or does it have to be the whole list?? If so, how is it done? ...

Which Eclipse for Android only?

I am starting Android development. Which of the many Eclipse downloads do I need from http://www.eclipse.org/downloads/ ? I am only ever going to do Android dev with Eclipse ever. Platform: MAC 64 bit Snowleopard ...

Android: Change activity state when receiving a phone call

Hi. A problem came up in my latest android programming project. The problem is I would like to change Activity that launches when the phone receives a call. Is it possible to add some text after the contact name when a call is received. I have search the web for something that could do that, and been looking in the API for hours and I ca...

Get the co-ordinates of a touch event on Android

Hi, I'm new to Android, I've followed the hello world tutorial through and have a basic idea of what's going on. I'm particularly interested in the touch screen of my T-Mobile Pulse so just to get me started I want to be able to write the co-ordinates of a tocuh event on the screen, so say the user touched the co-ordinate 5,2 - a textvi...

Application HANGS UP if 3G connection is used (WiFi is OK)

Hi, My application uses the following codes to connect to web site and download a web page for processing. HttpURLConnection c = (HttpURLConnection) url.openConnection(); c.setRequestMethod("GET"); c.setRequestProperty("User-Agent", "Mozilla/3.0 (compatible; MSIE 4.0; Windows NT)"); c.setRequestProperty("Accept-Language", "zh-hk"); c.s...

Android: who can help me with setting up this google maps class please??

Hi, Firstly this has turned out to be quite a long post so please bear with me as its not too difficult but you may need to clarify something with me if i haven't explained it correctly. So with some help the other day from guys on this forum, i managed to partially set up my 'mapClass' class, but i'm having trouble with it and its not r...

Custom changeable handler when a Service finishes downloading a file

I have a Service that downloads a file from the internet. What I want is for the response (an InputStream in this case) to be handled by a custom handler that can be switched (like a strategy pattern) but I can't figure out how to do this. So basically the User of the API would be able to plug in different handlers for the response, so...

Android: implementing sliding cards in widget

I have a widget that periodically updates itself (hourly) to display top result of search query. I would like to extend it so it captures several top results and then loops through these. The best example would be Genie News and Weather widget for which I was unable to find a source code. QUESTIONS: What would be a good way to impleme...

When marking an item (changing background color) in ListView it's repeating for other items.

If I want to mark the second item I'm doing the following code: This code is from my Adapter that extends ArrayAdapter : if (convertView == null) { LayoutInflater mInflater = (LayoutInflater)getContext().getSystemService(Context.LAYOUT_INFLATER_SERVICE); convertView = mInflater.inflate(R.layout.channel_list, null); }...

How to handle activity life cycle involving sockets in Android?

Hello all, I have an Android activity which in turn starts a thread. In the thread I open a persistent TCP socket connection. When the socket connects to the server dynamic data is downloaded. The thread sends messages using Handler-class to the activity when data has been received. Now if the user happens to switch from portrait to...