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2014/10/16 ¤W¤È 08:27:02
android Programming Glossary: uponDo fragments really need an empty constructor? http://stackoverflow.com/questions/10450348/do-fragments-really-need-an-empty-constructor 6 docs api java lang Class.html#newInstance Explains why upon instantiation it checks that the accessor is public and that..
AutoCompleteTextView backed by CursorLoader http://stackoverflow.com/questions/12854336/autocompletetextview-backed-by-cursorloader a Cursor as an argument has a valid and unclosed cursor upon the first call to this method. However subsequent calls result..
http://stackoverflow.com/questions/14083950/duplicate-id-tag-null-or-parent-id-with-another-fragment-for-com-google-androi in the background the previous code i submitted would fail upon restarting the application. I've updated the code to something..
Pop up window over Android native incoming call screen like true caller Android app http://stackoverflow.com/questions/15683952/pop-up-window-over-android-native-incoming-call-screen-like-true-caller-android I am looking for but I will get back to all I am working upon it. Anyway this code works for most Android phones. If anybody..
http://stackoverflow.com/questions/1784786/mathml-and-java a mathematical Android related project I'd like to embark upon and I stumbled across for the first time MathML. Does anyone..
Quitting an application - is that frowned upon? http://stackoverflow.com/questions/2033914/quitting-an-application-is-that-frowned-upon an application is that frowned upon Moving on in my attempt to learn Android I just read the following.. to do so. That is not something that should be relied upon the OS to do. The application I am trying to create is not an..
http://stackoverflow.com/questions/2176375/android-service-wont-stop may not be immediate. So for example if you are relying upon onDestroy to cause your service to stop some work that is being..
Android: How to periodically send location to a server http://stackoverflow.com/questions/2775628/android-how-to-periodically-send-location-to-a-server user's action. Similarly the trip is closed server side upon the close trip request. However when I tried starting a periodic..
Android: How to kill an application with all its activities? [duplicate] http://stackoverflow.com/questions/3105673/android-how-to-kill-an-application-with-all-its-activities Possible Duplicate Quitting an application is that frowned upon I want to offer the user an option to exit the application as..
Android: out of memory exception in Gallery http://stackoverflow.com/questions/3238388/android-out-of-memory-exception-in-gallery Exception e.toString return i populating the data source upon entry to the category for int i 0 i ImageBuffer.getInstance..
How to hook into the Power button in Android? http://stackoverflow.com/questions/3703071/how-to-hook-into-the-power-button-in-android on onKeyUp instead or other logic to prevent acting upon a series of onKeyDown calls when the user is really holding..
When Can I First Measure a View? http://stackoverflow.com/questions/4393612/when-can-i-first-measure-a-view drawable of a view as it is displayed. The code relies upon knowing the height of the view so I can't call it from onCreate.. put code such as the below so that the background changes upon display to the user TextView tv TextView findViewById R.id.image_test..
Connecting 2 Emulator instances In Android http://stackoverflow.com/questions/4683854/connecting-2-emulator-instances-in-android onStop super.onStop try make sure you close the socket upon exiting ss.close catch IOException e e.printStackTrace Handler..
Make certain area of bitmap transparent on touch http://stackoverflow.com/questions/5368774/make-certain-area-of-bitmap-transparent-on-touch My idea is to overlap 2 images on top of each other and upon onTouch the top image should be made transparent on that touched..
Hang up outgoing call in Android http://stackoverflow.com/questions/599443/hang-up-outgoing-call-in-android public API you should be careful to use it and not rely upon it . Any change to the internal composition of Android will..
Android app out of memory issues - tried everything and still at a loss http://stackoverflow.com/questions/7536988/android-app-out-of-memory-issues-tried-everything-and-still-at-a-loss Android isn't killing P1 B1 etc if it runs out of memory upon loading and instead crashes. I would expect these earlier activities..
How to start a Service when .apk is Installed for the first time http://stackoverflow.com/questions/8531926/how-to-start-a-service-when-apk-is-installed-for-the-first-time and I put into comments on other answers all applications upon installation are placed in a stopped state. This is the same..
Hiding Title in a Fullscreen mode? http://stackoverflow.com/questions/991764/hiding-title-in-a-fullscreen-mode LayoutParams.FLAG_FULLSCREEN but then will appear upon getWindow .clearFlags LayoutParams.FLAG_FULLSCREEN requestWindowFeature..
How do I implement swiping between tabs on Android? http://stackoverflow.com/questions/10134332/how-do-i-implement-swiping-between-tabs-on-android a ViewPager in conjunction with the ActionBar tabs API. Upon observing the current page changing select the corresponding..
Fix the Animation of a Circular ViewPager http://stackoverflow.com/questions/11622544/fix-the-animation-of-a-circular-viewpager of a Circular ViewPager works but the animation is broken. Upon trying to fix the animation it breaks the functionality of the..
Complete Working Sample of the Gmail Three-Fragment Animation Scenario? http://stackoverflow.com/questions/12253965/complete-working-sample-of-the-gmail-three-fragment-animation-scenario Specifically we want to start with two fragments like this Upon some UI event e.g. tapping on something in Fragment B we want..
reorder pages in FragmentStatePagerAdapter using getItemPosition(Object object) http://stackoverflow.com/questions/12510404/reorder-pages-in-fragmentstatepageradapter-using-getitempositionobject-object In the initial state the order of the pages is A B C . Upon calling toggleState the order of the pages changes to A C B..
Send HTML email with Gmail 4.2.1 http://stackoverflow.com/questions/13756200/send-html-email-with-gmail-4-2-1 detail here may warrant another look. MORE INFORMATION Upon further research this problem is way bigger than just sending..
How do I know the map is ready to get used when using the SupportMapFragment? http://stackoverflow.com/questions/14047257/how-do-i-know-the-map-is-ready-to-get-used-when-using-the-supportmapfragment AND the module src set up as part of the overall project. Upon doing BOTH of these setContentView now works and I can obtain..
Android - Tabs, MapView, activities within tabs http://stackoverflow.com/questions/1590340/android-tabs-mapview-activities-within-tabs and register a BroadcastReceiver in the main activity. Upon receipt of this Intent the main activity would update the map..
Android ADT version 22, R.java files not generated http://stackoverflow.com/questions/16585528/android-adt-version-22-r-java-files-not-generated suggestions for setContentView the code is not typed in. Upon looking at the error log it shows that there was an Unhandled..
Android how do I wait until a service is actually connected? http://stackoverflow.com/questions/3055599/android-how-do-i-wait-until-a-service-is-actually-connected actually going to be called Upon completion of Activity.onCreate or sometime when A.oC is still.. actually going to be called Upon completion of Activity.onCreate or sometime when A.oC is still..
Android SD card writing, Permission Denied! http://stackoverflow.com/questions/4506612/android-sd-card-writing-permission-denied already set in manifest.xml . Upon execution nmea_file.createNewFile throws exception with Permission..
Bluetooth SPP between Android and other device, UUID and PIN questions http://stackoverflow.com/questions/5263144/bluetooth-spp-between-android-and-other-device-uuid-and-pin-questions the PIN. Once the PIN is matched the data is uploaded. Upon uploading data the device waits for an acknowledge. The decice..
Android: Difficulty in upgrading SQlite table http://stackoverflow.com/questions/5687226/android-difficulty-in-upgrading-sqlite-table an application running with a working table called ANIMAL. Upon first creating this table it consisted simply of _id and animal_name..
why does the ViewHolder pattren work? http://stackoverflow.com/questions/5973917/why-does-the-viewholder-pattren-work will render as many View s as required to fill the screen. Upon scrolling or any other event that pushes a View is out of the..
http://stackoverflow.com/questions/6130028/ksoap2-double-id-exception exact request does not have any problems. New information Upon closer inspection the problem seems to be resulting from the..
Stop ScrollView from auto-scrolling to an EditText http://stackoverflow.com/questions/6176391/stop-scrollview-from-auto-scrolling-to-an-edittext etc in an Scrollview one of which is an EditText. Upon clicking say a Button within the Scrollview the Scrollview scrolls..
http://stackoverflow.com/questions/6204492/android-shared-service to the service myService via the bindService method. Upon connection successful the application then adds itself to a..
Error: ArrayAdapter requires the resource ID to be a TextView http://stackoverflow.com/questions/6822632/error-arrayadapter-requires-the-resource-id-to-be-a-textview requery on them . Any insights into what I am doing wrong Upon request here is my layout for the R.layout.location_row xml..
Display fragment viewpager within a fragment http://stackoverflow.com/questions/7700226/display-fragment-viewpager-within-a-fragment with an adapter that contains a set of fragments. Upon loading the parent fragment I am met with an IllegalStateException..
When a Fragment is replaced and put in the back stack (or removed) does it stay in memory? http://stackoverflow.com/questions/8482606/when-a-fragment-is-replaced-and-put-in-the-back-stack-or-removed-does-it-stay to remove A from memory if it is needed by the system. Upon pressing BACK A will be recreated into memory as if it never..
Do fragments really need an empty constructor? http://stackoverflow.com/questions/10450348/do-fragments-really-need-an-empty-constructor calls the newInstance method. http docs.oracle.com javase 6 docs api java lang Class.html#newInstance Explains why upon instantiation it checks that the accessor is public and that that class loader allows access to it. It's a pretty nasty..
AutoCompleteTextView backed by CursorLoader http://stackoverflow.com/questions/12854336/autocompletetextview-backed-by-cursorloader call. The convertToString method which has a Cursor as an argument has a valid and unclosed cursor upon the first call to this method. However subsequent calls result in either a null cursor or a closed cursor. I am guessing..
http://stackoverflow.com/questions/14083950/duplicate-id-tag-null-or-parent-id-with-another-fragment-for-com-google-androi necessarily completely shut down but just put to sleep in the background the previous code i submitted would fail upon restarting the application. I've updated the code to something that works for me both going in out of the map and exiting..
Pop up window over Android native incoming call screen like true caller Android app http://stackoverflow.com/questions/15683952/pop-up-window-over-android-native-incoming-call-screen-like-true-caller-android Update After bounty also I am not getting the exact thing I am looking for but I will get back to all I am working upon it. Anyway this code works for most Android phones. If anybody is going to use and catch the solution for it please write..
http://stackoverflow.com/questions/1784786/mathml-and-java and Java I've been doing some research for a mathematical Android related project I'd like to embark upon and I stumbled across for the first time MathML. Does anyone know of any Java libraries which can do any preferably all..
Quitting an application - is that frowned upon? http://stackoverflow.com/questions/2033914/quitting-an-application-is-that-frowned-upon an application is that frowned upon Moving on in my attempt to learn Android I just read the following Question Does the user have a choice to kill the application.. a normal app that the user can quit the app when he she decides to do so. That is not something that should be relied upon the OS to do. The application I am trying to create is not an application for the Android Market. It is not an application..
http://stackoverflow.com/questions/2176375/android-service-wont-stop timing of the service being destroyed is up to Android and may not be immediate. So for example if you are relying upon onDestroy to cause your service to stop some work that is being done consider using another trigger for that e.g. activity..
Android: How to periodically send location to a server http://stackoverflow.com/questions/2775628/android-how-to-periodically-send-location-to-a-server display the response on the phone and my server registers the user's action. Similarly the trip is closed server side upon the close trip request. However when I tried starting a periodic tracking method from inside the StartTrack Activity using..
Android: How to kill an application with all its activities? [duplicate] http://stackoverflow.com/questions/3105673/android-how-to-kill-an-application-with-all-its-activities to kill an application with all its activities duplicate Possible Duplicate Quitting an application is that frowned upon I want to offer the user an option to exit the application as I need to delete some sensitive data which is stored in the..
Android: out of memory exception in Gallery http://stackoverflow.com/questions/3238388/android-out-of-memory-exception-in-gallery true catch Exception e Log.v getView Exception e.toString return i populating the data source upon entry to the category for int i 0 i ImageBuffer.getInstance .getImageArraySize i String imageUrl ImageBuffer.getInstance..
How to hook into the Power button in Android? http://stackoverflow.com/questions/3703071/how-to-hook-into-the-power-button-in-android times before onKeyLongPress does so you may want to trigger on onKeyUp instead or other logic to prevent acting upon a series of onKeyDown calls when the user is really holding it down. I think this next part is for Cyanogenmod only. If..
When Can I First Measure a View? http://stackoverflow.com/questions/4393612/when-can-i-first-measure-a-view So I have a bit of confusion with trying to set the background drawable of a view as it is displayed. The code relies upon knowing the height of the view so I can't call it from onCreate or onResume because getHeight returns 0. onResume seems.. seems to be the closest I can get though. Where should I put code such as the below so that the background changes upon display to the user TextView tv TextView findViewById R.id.image_test LayerDrawable ld LayerDrawable tv.getBackground int..
Connecting 2 Emulator instances In Android http://stackoverflow.com/questions/4683854/connecting-2-emulator-instances-in-android CommsThread this.myCommsThread.start @Override protected void onStop super.onStop try make sure you close the socket upon exiting ss.close catch IOException e e.printStackTrace Handler myUpdateHandler new Handler public void handleMessage Message..
Make certain area of bitmap transparent on touch http://stackoverflow.com/questions/5368774/make-certain-area-of-bitmap-transparent-on-touch certain area of bitmap transparent on touch My idea is to overlap 2 images on top of each other and upon onTouch the top image should be made transparent on that touched radius thus exposing the bottom image. This is how I overlay..
Hang up outgoing call in Android http://stackoverflow.com/questions/599443/hang-up-outgoing-call-in-android is to do so through Java Reflection . As it is not part of the public API you should be careful to use it and not rely upon it . Any change to the internal composition of Android will effectively break your application. Prasanta Paul's blog demonstrates..
Android app out of memory issues - tried everything and still at a loss http://stackoverflow.com/questions/7536988/android-app-out-of-memory-issues-tried-everything-and-still-at-a-loss I have come up with nothing. What I don't understand is why Android isn't killing P1 B1 etc if it runs out of memory upon loading and instead crashes. I would expect these earlier activities to die and be resurrected if I ever Back to them via..
How to start a Service when .apk is Installed for the first time http://stackoverflow.com/questions/8531926/how-to-start-a-service-when-apk-is-installed-for-the-first-time from happening anymore. UPDATE To clarify As inazaruk posted and I put into comments on other answers all applications upon installation are placed in a stopped state. This is the same state that the application winds up in after the user force..
Hiding Title in a Fullscreen mode? http://stackoverflow.com/questions/991764/hiding-title-in-a-fullscreen-mode in fullscreen mode getWindow .setFlags LayoutParams.FLAG_FULLSCREEN LayoutParams.FLAG_FULLSCREEN but then will appear upon getWindow .clearFlags LayoutParams.FLAG_FULLSCREEN requestWindowFeature Window.FEATURE_NO_TITLE is not an option of course..
How do I implement swiping between tabs on Android? http://stackoverflow.com/questions/10134332/how-do-i-implement-swiping-between-tabs-on-android . To implement this in Android 3.0 or above you can use a ViewPager in conjunction with the ActionBar tabs API. Upon observing the current page changing select the corresponding tab. You can set up this behavior using an ViewPager.OnPageChangeListener..
Fix the Animation of a Circular ViewPager http://stackoverflow.com/questions/11622544/fix-the-animation-of-a-circular-viewpager to the left things go crazy Summary My implementation of a Circular ViewPager works but the animation is broken. Upon trying to fix the animation it breaks the functionality of the ViewPager. I am currently spinning my wheels trying to figure..
Complete Working Sample of the Gmail Three-Fragment Animation Scenario? http://stackoverflow.com/questions/12253965/complete-working-sample-of-the-gmail-three-fragment-animation-scenario refer to as the Gmail three fragment animation scenario. Specifically we want to start with two fragments like this Upon some UI event e.g. tapping on something in Fragment B we want Fragment A to slide off the screen to the left Fragment B..
reorder pages in FragmentStatePagerAdapter using getItemPosition(Object object) http://stackoverflow.com/questions/12510404/reorder-pages-in-fragmentstatepageradapter-using-getitempositionobject-object the purpose of reordering the pages. Below is a simple example. In the initial state the order of the pages is A B C . Upon calling toggleState the order of the pages changes to A C B . By overriding getItemPosition Object object we ensure that..
Send HTML email with Gmail 4.2.1 http://stackoverflow.com/questions/13756200/send-html-email-with-gmail-4-2-1 it was closed prematurely and am hoping that the additional detail here may warrant another look. MORE INFORMATION Upon further research this problem is way bigger than just sending HTML email via intents. If one creates a draft email using..
How do I know the map is ready to get used when using the SupportMapFragment? http://stackoverflow.com/questions/14047257/how-do-i-know-the-map-is-ready-to-get-used-when-using-the-supportmapfragment a byproduct of not having both the Google play services jar AND the module src set up as part of the overall project. Upon doing BOTH of these setContentView now works and I can obtain the reference via getMap as I would expect. lots.xml... xml..
Android - Tabs, MapView, activities within tabs http://stackoverflow.com/questions/1590340/android-tabs-mapview-activities-within-tabs JVM coupling between the activities is to broadcast an Intent and register a BroadcastReceiver in the main activity. Upon receipt of this Intent the main activity would update the map and set it to be the current tab. Of course this approach..
Android ADT version 22, R.java files not generated http://stackoverflow.com/questions/16585528/android-adt-version-22-r-java-files-not-generated to the missing R.java . Also when using the ctrl space to get suggestions for setContentView the code is not typed in. Upon looking at the error log it shows that there was an Unhandled event loop exception . The plug in involved is the org.eclipse.ui...
Android how do I wait until a service is actually connected? http://stackoverflow.com/questions/3055599/android-how-do-i-wait-until-a-service-is-actually-connected come into being handled one by one Or When exactly is ServiceConnection.onServiceConnected actually going to be called Upon completion of Activity.onCreate or sometime when A.oC is still running android binding service serviceconnection share.. called in the same thread Yes. When exactly is ServiceConnection.onServiceConnected actually going to be called Upon completion of Activity.onCreate or sometime when A.oC is still running Your bind request probably is not even going to start..
Android SD card writing, Permission Denied! http://stackoverflow.com/questions/4506612/android-sd-card-writing-permission-denied a file to SDCard with below Code permission android.permission.WRITE_EXTERNAL_STORAGE already set in manifest.xml . Upon execution nmea_file.createNewFile throws exception with Permission Denied . Any guesses why would this be happening if Environment.getExternalStorageState..
Bluetooth SPP between Android and other device, UUID and PIN questions http://stackoverflow.com/questions/5263144/bluetooth-spp-between-android-and-other-device-uuid-and-pin-questions using Page Procedure with the access point by checking the PIN. Once the PIN is matched the data is uploaded. Upon uploading data the device waits for an acknowledge. The decice is the master and initiates the communication. I have no..
Android: Difficulty in upgrading SQlite table http://stackoverflow.com/questions/5687226/android-difficulty-in-upgrading-sqlite-table Difficulty in upgrading SQlite table I have an application running with a working table called ANIMAL. Upon first creating this table it consisted simply of _id and animal_name columns. Now I am trying to expand on it including..
why does the ViewHolder pattren work? http://stackoverflow.com/questions/5973917/why-does-the-viewholder-pattren-work a link between the underlying data and the ViewGroup . It will render as many View s as required to fill the screen. Upon scrolling or any other event that pushes a View is out of the screen the Adapter will reuse that View filled with the correct..
http://stackoverflow.com/questions/6130028/ksoap2-double-id-exception method in the iOS version of this application and the same exact request does not have any problems. New information Upon closer inspection the problem seems to be resulting from the xml response I am getting containing a diffgr before element..
Stop ScrollView from auto-scrolling to an EditText http://stackoverflow.com/questions/6176391/stop-scrollview-from-auto-scrolling-to-an-edittext matter that has focus. You have a bunch of views buttons textviews etc in an Scrollview one of which is an EditText. Upon clicking say a Button within the Scrollview the Scrollview scrolls down to the EditText its off screen . This is not desired..
http://stackoverflow.com/questions/6204492/android-shared-service references the custom library and uses this library to connect to the service myService via the bindService method. Upon connection successful the application then adds itself to a collection of observers located within myService . Each object..
Error: ArrayAdapter requires the resource ID to be a TextView http://stackoverflow.com/questions/6822632/error-arrayadapter-requires-the-resource-id-to-be-a-textview in my program As long as my cursors remain open and i call a requery on them . Any insights into what I am doing wrong Upon request here is my layout for the R.layout.location_row xml version 1.0 encoding utf 8 LinearLayout xmlns android http schemas.android.com..
Display fragment viewpager within a fragment http://stackoverflow.com/questions/7700226/display-fragment-viewpager-within-a-fragment a fragment which contains a ViewPager. The ViewPager is associated with an adapter that contains a set of fragments. Upon loading the parent fragment I am met with an IllegalStateException with the message java.lang.IllegalStateException Recursive..
When a Fragment is replaced and put in the back stack (or removed) does it stay in memory? http://stackoverflow.com/questions/8482606/when-a-fragment-is-replaced-and-put-in-the-back-stack-or-removed-does-it-stay A starts Activity B while B is on screen the system is able to remove A from memory if it is needed by the system. Upon pressing BACK A will be recreated into memory as if it never left in the first place. I have looked for a clear explanation..
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