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2014/10/16 ¤W¤È 08:27:35
android Programming Glossary: wheneverJelly Bean DatePickerDialog — is there a way to cancel? http://stackoverflow.com/questions/11444238/jelly-bean-datepickerdialog-is-there-a-way-to-cancel above. And since DatePickerDialog.java checks for a null whenever it reads mCallback since the days of API 3 1.5 it seems can't..
How can I use external JARs in an Android project? http://stackoverflow.com/questions/1334802/how-can-i-use-external-jars-in-an-android-project libraries that are being referenced on your hard drive whenever you transfer your project to another computer. share improve..
Dialogs / AlertDialogs: How to “block execution” while dialog is up (.NET-style) http://stackoverflow.com/questions/2028697/dialogs-alertdialogs-how-to-block-execution-while-dialog-is-up-net-style like with the MessageBox.Show and then return a value whenever the Button is pressed and the dialog goes away Regards EDIT..
Quitting an application - is that frowned upon? http://stackoverflow.com/questions/2033914/quitting-an-application-is-that-frowned-upon Android but Android can very well totally destroy your app whenever it feels like it . What's up with that I am starting to think..
How to close Android application? http://stackoverflow.com/questions/2092951/how-to-close-android-application like the following in a helper class and then call it whenever the app needs to be killed. For example in the destroy method..
Android: How to detect double-tap? http://stackoverflow.com/questions/2217670/android-how-to-detect-double-tap from server true false goSearch updates the listUI whenever after receiving the response from the server public void updateListUi..
Android: bug in launchMode=“singleTask”? -> activity stack not preserved http://stackoverflow.com/questions/2417468/android-bug-in-launchmode-singletask-activity-stack-not-preserved as set android launchMode singleTask in the manifest. Now whenever I start another activity from there e.g. B and press the HOME..
Android - HorizontalScrollView within ScrollView Touch Handling http://stackoverflow.com/questions/2646028/android-horizontalscrollview-within-scrollview-touch-handling behavior of a ScrollView is to intercept the touch event whenever there is ANY Y motion. So with the fix the ScrollView will only..
Detecting SMS incoming and outgoing http://stackoverflow.com/questions/2735571/detecting-sms-incoming-and-outgoing outgoing automatically from my application at background whenever this app is opening or not. how to code android sms share..
Unable to modify ArrayAdapter in ListView: UnsupportedOperationException http://stackoverflow.com/questions/3200551/unable-to-modify-arrayadapter-in-listview-unsupportedoperationexception list should be modifiable add delete sort etc . However whenever I tried to change the items in the ArrayAdapter the program..
Android apps, communicating with a device plugged in the USB port http://stackoverflow.com/questions/3803871/android-apps-communicating-with-a-device-plugged-in-the-usb-port pushed from the cell phone to the listening app on the PC whenever the cell phone wants I don't need any data sent from PC to phone..
Android: Bitmap recycle() how does it work? http://stackoverflow.com/questions/3823799/android-bitmap-recycle-how-does-it-work GC'ed when you decode the second one. GC will do it later whenever it decides. If you want to free memory ASAP you should call..
How to prevent multiple instances of an activity when it is launched with different intents http://stackoverflow.com/questions/4341600/how-to-prevent-multiple-instances-of-an-activity-when-it-is-launched-with-differ unwanted side effect of clearing the activiy stack to root whenever I hit HOME. Example A B C HOME A when what I need is A B C HOME..
How can I get a resource content from a static context? http://stackoverflow.com/questions/4391720/how-can-i-get-a-resource-content-from-a-static-context getContext return mContext Now you can use App.getContext whenever you want to get a context and then getResources or App.getContext..
Android phone orientation overview including compass http://stackoverflow.com/questions/4819626/android-phone-orientation-overview-including-compass merges the information from these two sensors so that whenever a SensorEvent of TYPE_ORIENTATION is generated the values 3..
Android - Is there a broadcast action for volume changes? http://stackoverflow.com/questions/6896746/android-is-there-a-broadcast-action-for-volume-changes I'm programming a small widget that needs to be updated whenever the user changes the ringer volume or the vibrate settings...
how to use LocalBroadcastManager? http://stackoverflow.com/questions/8802157/how-to-use-localbroadcastmanager name Our handler for received Intents. This will be called whenever an Intent with an action named custom event name is broadcasted...
http://stackoverflow.com/questions/990217/android-app-with-service-only 1.5 minSDK 3 this will call your broadcast receiver whenever the user unlocks their phone. The last thing that you can do..
Android Broadcast Receiver for Sent SMS messages? http://stackoverflow.com/questions/990558/android-broadcast-receiver-for-sent-sms-messages action or other way for my application to be notified whenever the phone sends a text preferably independent of the application..
Creating an Android trial application that expires after a fixed time period http://stackoverflow.com/questions/995719/creating-an-android-trial-application-that-expires-after-a-fixed-time-period you want to do. You will have to set up a server and then whenever your application is started your app sends the phones unique..
http://stackoverflow.com/questions/10190083/how-to-implement-a-button-that-gets-all-checkboxs-state-and-adds-the-value-of-c checkboxes as false and save all states in your arraylist. Whenever checkbox will be clicked just check the box and save its state..
http://stackoverflow.com/questions/10347184/difference-and-when-to-use-getapplication-getapplicationcontext-getbasecon context. getBaseContext offers activity context. Tips Whenever you need to manipulate Views then go for Activity Context else..
Java Can't create handler inside thread that has not called Looper.prepare() http://stackoverflow.com/questions/10403858/java-cant-create-handler-inside-thread-that-has-not-called-looper-prepare Hold a reference to it. Then call myLooperThread.killMe Whenever you want the thread to die. This is usually in the onPause onStop..
What is the best way of installing new font to android emulator? http://stackoverflow.com/questions/10487976/what-is-the-best-way-of-installing-new-font-to-android-emulator emulator android fonts share improve this question Whenever android fails to find a specific character it looks to DroidSansFallback.ttf..
How to get current foreground activity context in android? http://stackoverflow.com/questions/11411395/how-to-get-current-foreground-activity-context-in-android to get current foreground activity context in android Whenever my broadcast is executed I want to show alert to foreground..
Android WebView JellyBean -> Should not happen: no rect-based-test nodes found http://stackoverflow.com/questions/12090899/android-webview-jellybean-should-not-happen-no-rect-based-test-nodes-found are lying in fragments which are hold by a ViewPager. Whenever i swipe through the app on my Galaxy Nexus with Jellybean on..
Caused by: android.os.NetworkOnMainThreadException [duplicate] http://stackoverflow.com/questions/13136539/caused-by-android-os-networkonmainthreadexception duplicate Hi all Viewers and readers I am using link . Whenever I run this code in separate package it works fine but whenever..
Ideal way to set global uncaught exception Handler in Android http://stackoverflow.com/questions/2764394/ideal-way-to-set-global-uncaught-exception-handler-in-android exception message. However this doesn't seem to work. Whenever an exception is thrown for any thread which goes un handled..
Is AsyncTask really conceptually flawed or am I just missing something? http://stackoverflow.com/questions/3357477/is-asynctask-really-conceptually-flawed-or-am-i-just-missing-something their current instances on the unique application object. Whenever an AsyncTask is started it records the calling context in that..
EditText with number keypad by default, but allowing alphabetic characters http://stackoverflow.com/questions/3544214/edittext-with-number-keypad-by-default-but-allowing-alphabetic-characters InputType.TYPE_CLASS_NUMBER Note the Raw Whenever you click into your EditText now you can enter digits AND letters..
http://stackoverflow.com/questions/3614663/cant-create-handler-inside-thread-that-has-not-called-looper-prepare-inside-a downloadSpinnerProgressDialog.show ... Whenever I try downloadSpinnerProgressDialog.show I receive the error...
Android: Go back to previous activity http://stackoverflow.com/questions/4038479/android-go-back-to-previous-activity the previous activity. Keep track of the activity stack. Whenever you start a new activity with an intent you can specify an intent..
http://stackoverflow.com/questions/4062161/android-i-am-using-achartengine-library-for-graphs-but-not-able-to-integrate-a LayoutParams.FILL_PARENT ... else mChartView.repaint Whenever new data is added when the user presses the Add button in our..
How to display popup on tapping overlay in android? http://stackoverflow.com/questions/4486864/how-to-display-popup-on-tapping-overlay-in-android application I am displaying a set of overlays on a map. Whenever I tap on an overlay I need to display a popup like this Can..
Understanding Canvas and Surface concepts http://stackoverflow.com/questions/4576909/understanding-canvas-and-surface-concepts to it which provides all of the behavior of the window. Whenever the window needs to be redrawn such as because a view has invalidated..
How to close all the activities of my application? http://stackoverflow.com/questions/5453206/how-to-close-all-the-activities-of-my-application finish Make your activities extend that BaseActivity . Whenever you want to clear the stack Intent intent new Intent kill intent.setType..
Android java.lang.VerifyError? http://stackoverflow.com/questions/668788/android-java-lang-verifyerror app I always get VerifyErrors And I cannot figure out why. Whenever I include a external JAR I always get VerifyErrors when I try..
http://stackoverflow.com/questions/7009086/recycle-imageviews-bitmap on more than 10 imageView's which are created one by one. Whenever I create new ImageView I want to recycle the 'bm' object from..
Android WSDL Web Service ksoap2 http://stackoverflow.com/questions/9023442/android-wsdl-web-service-ksoap2 different services fine but now I've ran into a problem. Whenever I pass an object instead of a primitive type it gives me an..
Jelly Bean DatePickerDialog — is there a way to cancel? http://stackoverflow.com/questions/11444238/jelly-bean-datepickerdialog-is-there-a-way-to-cancel it will work because of the possible correction that I posted above. And since DatePickerDialog.java checks for a null whenever it reads mCallback since the days of API 3 1.5 it seems can't check Honeycomb of course it won't trigger the exception...
How can I use external JARs in an Android project? http://stackoverflow.com/questions/1334802/how-can-i-use-external-jars-in-an-android-project
Dialogs / AlertDialogs: How to “block execution” while dialog is up (.NET-style) http://stackoverflow.com/questions/2028697/dialogs-alertdialogs-how-to-block-execution-while-dialog-is-up-net-style too. So the question is if anyone know how to halt execution like with the MessageBox.Show and then return a value whenever the Button is pressed and the dialog goes away Regards EDIT 1 To be a little bit more clear I need for the execution to..
Quitting an application - is that frowned upon? http://stackoverflow.com/questions/2033914/quitting-an-application-is-that-frowned-upon of problem Apparently you cannot quit an application in Android but Android can very well totally destroy your app whenever it feels like it . What's up with that I am starting to think that it's impossible to write an app that functions as a normal..
How to close Android application? http://stackoverflow.com/questions/2092951/how-to-close-android-application if you prefer. The best way to do this is put a method like the following in a helper class and then call it whenever the app needs to be killed. For example in the destroy method of the root activity assuming that the app never kills this..
Android: How to detect double-tap? http://stackoverflow.com/questions/2217670/android-how-to-detect-double-tap .toString pd ProgressDialog.show home.this null Loading products from server true false goSearch updates the listUI whenever after receiving the response from the server public void updateListUi if sResultsArr.size 0 try String ptypename int count..
Android: bug in launchMode=“singleTask”? -> activity stack not preserved http://stackoverflow.com/questions/2417468/android-bug-in-launchmode-singletask-activity-stack-not-preserved activity stack not preserved My main activity A has as set android launchMode singleTask in the manifest. Now whenever I start another activity from there e.g. B and press the HOME BUTTON on the phone to return to the home screen and then..
Android - HorizontalScrollView within ScrollView Touch Handling http://stackoverflow.com/questions/2646028/android-horizontalscrollview-within-scrollview-touch-handling if the Y motion is the X motion. It seems like the default behavior of a ScrollView is to intercept the touch event whenever there is ANY Y motion. So with the fix the ScrollView will only intercept the event if the user is deliberately scrolling..
Detecting SMS incoming and outgoing http://stackoverflow.com/questions/2735571/detecting-sms-incoming-and-outgoing incoming and outgoing I'd like to detect sms incoming and outgoing automatically from my application at background whenever this app is opening or not. how to code android sms share improve this question This is a good tutorial on both sending..
Unable to modify ArrayAdapter in ListView: UnsupportedOperationException http://stackoverflow.com/questions/3200551/unable-to-modify-arrayadapter-in-listview-unsupportedoperationexception I'm trying to make a list containing names. This list should be modifiable add delete sort etc . However whenever I tried to change the items in the ArrayAdapter the program crashed with java.lang.UnsupportedOperationException error...
Android apps, communicating with a device plugged in the USB port http://stackoverflow.com/questions/3803871/android-apps-communicating-with-a-device-plugged-in-the-usb-port simplistic data exchange it can even be one way just data pushed from the cell phone to the listening app on the PC whenever the cell phone wants I don't need any data sent from PC to phone . When I plug it in the phone gives me 4 options charge..
Android: Bitmap recycle() how does it work? http://stackoverflow.com/questions/3823799/android-bitmap-recycle-how-does-it-work share improve this question The first bitmap is not GC'ed when you decode the second one. GC will do it later whenever it decides. If you want to free memory ASAP you should call recycle just before decoding the second bitmap. If you want..
How to prevent multiple instances of an activity when it is launched with different intents http://stackoverflow.com/questions/4341600/how-to-prevent-multiple-instances-of-an-activity-when-it-is-launched-with-differ on all the activities to fix this problem but it has the unwanted side effect of clearing the activiy stack to root whenever I hit HOME. Example A B C HOME A when what I need is A B C HOME A B C Is there a good way to prevent launching multiple..
How can I get a resource content from a static context? http://stackoverflow.com/questions/4391720/how-can-i-get-a-resource-content-from-a-static-context
Android phone orientation overview including compass http://stackoverflow.com/questions/4819626/android-phone-orientation-overview-including-compass compass its virtual needle points to magnetic north. Android merges the information from these two sensors so that whenever a SensorEvent of TYPE_ORIENTATION is generated the values 3 array has values 0 Azimuth the compass bearing east of magnetic..
Android - Is there a broadcast action for volume changes? http://stackoverflow.com/questions/6896746/android-is-there-a-broadcast-action-for-volume-changes Is there a broadcast action for volume changes I'm programming a small widget that needs to be updated whenever the user changes the ringer volume or the vibrate settings. Capturing android.media.VIBRATE_SETTING_CHANGED works just fine..
how to use LocalBroadcastManager? http://stackoverflow.com/questions/8802157/how-to-use-localbroadcastmanager mMessageReceiver new IntentFilter custom event name Our handler for received Intents. This will be called whenever an Intent with an action named custom event name is broadcasted. private BroadcastReceiver mMessageReceiver new BroadcastReceiver..
http://stackoverflow.com/questions/990217/android-app-with-service-only to be caught by that broadcast receiver this requires Android 1.5 minSDK 3 this will call your broadcast receiver whenever the user unlocks their phone. The last thing that you can do to try to keep your service running without having it easily..
Android Broadcast Receiver for Sent SMS messages? http://stackoverflow.com/questions/990558/android-broadcast-receiver-for-sent-sms-messages called everytime the phone receives a text. Is there some event action or other way for my application to be notified whenever the phone sends a text preferably independent of the application that sends it So far the only option I see is to poll the..
Creating an Android trial application that expires after a fixed time period http://stackoverflow.com/questions/995719/creating-an-android-trial-application-that-expires-after-a-fixed-time-period that I have heard about to truly be able to accomplish what you want to do. You will have to set up a server and then whenever your application is started your app sends the phones unique identifier to the server. If the server does not have an entry..
http://stackoverflow.com/questions/10190083/how-to-implement-a-button-that-gets-all-checkboxs-state-and-adds-the-value-of-c in your constructor which initialize the states of your checkboxes as false and save all states in your arraylist. Whenever checkbox will be clicked just check the box and save its state in boolean arraylist. Later you can retrieve your states..
http://stackoverflow.com/questions/10347184/difference-and-when-to-use-getapplication-getapplicationcontext-getbasecon application context. getApplicationContext offers application context. getBaseContext offers activity context. Tips Whenever you need to manipulate Views then go for Activity Context else Application Context would be enough. share improve this..
Java Can't create handler inside thread that has not called Looper.prepare() http://stackoverflow.com/questions/10403858/java-cant-create-handler-inside-thread-that-has-not-called-looper-prepare new object of it. LooperThread myLooperThread new LooperThread Hold a reference to it. Then call myLooperThread.killMe Whenever you want the thread to die. This is usually in the onPause onStop or onDestroy methods of the Activity. Please note that..
What is the best way of installing new font to android emulator? http://stackoverflow.com/questions/10487976/what-is-the-best-way-of-installing-new-font-to-android-emulator if anyone have a better way please share it. android android emulator android fonts share improve this question Whenever android fails to find a specific character it looks to DroidSansFallback.ttf so what you need to do is replace the DroidSansFallback.ttf..
How to get current foreground activity context in android? http://stackoverflow.com/questions/11411395/how-to-get-current-foreground-activity-context-in-android to get current foreground activity context in android Whenever my broadcast is executed I want to show alert to foreground activity. android share improve this question DO NOT USE..
Android WebView JellyBean -> Should not happen: no rect-based-test nodes found http://stackoverflow.com/questions/12090899/android-webview-jellybean-should-not-happen-no-rect-based-test-nodes-found nodes found My application is using a lot of webviews which are lying in fragments which are hold by a ViewPager. Whenever i swipe through the app on my Galaxy Nexus with Jellybean on it i get the following console message again and again 08 23..
Caused by: android.os.NetworkOnMainThreadException [duplicate] http://stackoverflow.com/questions/13136539/caused-by-android-os-networkonmainthreadexception by android.os.NetworkOnMainThreadException duplicate Hi all Viewers and readers I am using link . Whenever I run this code in separate package it works fine but whenever I am trying to embed this sample in my app getting Unfortunately..
Ideal way to set global uncaught exception Handler in Android http://stackoverflow.com/questions/2764394/ideal-way-to-set-global-uncaught-exception-handler-in-android I am trying to display an AlertDialog displaying appropriate exception message. However this doesn't seem to work. Whenever an exception is thrown for any thread which goes un handled I get the stock OS default dialog Sorry Application has stopped..
Is AsyncTask really conceptually flawed or am I just missing something? http://stackoverflow.com/questions/3357477/is-asynctask-really-conceptually-flawed-or-am-i-just-missing-something a mapping of WeakReference s from component names to their current instances on the unique application object. Whenever an AsyncTask is started it records the calling context in that map and on every callback it will fetch the current context..
EditText with number keypad by default, but allowing alphabetic characters http://stackoverflow.com/questions/3544214/edittext-with-number-keypad-by-default-but-allowing-alphabetic-characters your onCreate etTest EditText findViewById R.id.etTest etTest.setRawInputType InputType.TYPE_CLASS_NUMBER Note the Raw Whenever you click into your EditText now you can enter digits AND letters Digit keyboard is shown first share improve this answer..
http://stackoverflow.com/questions/3614663/cant-create-handler-inside-thread-that-has-not-called-looper-prepare-inside-a doInBackground depending on a condition I ... connectionProgressDialog.dismiss downloadSpinnerProgressDialog.show ... Whenever I try downloadSpinnerProgressDialog.show I receive the error. Any ideas guys java android runtime error progressdialog..
Android: Go back to previous activity http://stackoverflow.com/questions/4038479/android-go-back-to-previous-activity function from your code and it'll take you back to the previous activity. Keep track of the activity stack. Whenever you start a new activity with an intent you can specify an intent flag like FLAG_ACTIVITY_REORDER_TO_FRONT or FLAG_ACTIVITY_PREVIOUS_IS_TOP...
http://stackoverflow.com/questions/4062161/android-i-am-using-achartengine-library-for-graphs-but-not-able-to-integrate-a mChartView new LayoutParams LayoutParams.FILL_PARENT LayoutParams.FILL_PARENT ... else mChartView.repaint Whenever new data is added when the user presses the Add button in our case a new point is added in the current series and ChartDemo..
How to display popup on tapping overlay in android? http://stackoverflow.com/questions/4486864/how-to-display-popup-on-tapping-overlay-in-android to display popup on tapping overlay in android In my map application I am displaying a set of overlays on a map. Whenever I tap on an overlay I need to display a popup like this Can any one help me to sort out this android google maps android..
Understanding Canvas and Surface concepts http://stackoverflow.com/questions/4576909/understanding-canvas-and-surface-concepts of a window. A window has a single view hierarchy attached to it which provides all of the behavior of the window. Whenever the window needs to be redrawn such as because a view has invalidated itself this is done into the window's Surface. The..
How to close all the activities of my application? http://stackoverflow.com/questions/5453206/how-to-close-all-the-activities-of-my-application public void onReceive Context context Intent intent finish Make your activities extend that BaseActivity . Whenever you want to clear the stack Intent intent new Intent kill intent.setType spartan sendBroadcast intent share improve this..
Android java.lang.VerifyError? http://stackoverflow.com/questions/668788/android-java-lang-verifyerror java.lang.VerifyError In my Android app I always get VerifyErrors And I cannot figure out why. Whenever I include a external JAR I always get VerifyErrors when I try to launch my app except for once when I included Apache Log4j...
http://stackoverflow.com/questions/7009086/recycle-imageviews-bitmap 0 null imageView.setImageBitmap bm And I apply this on more than 10 imageView's which are created one by one. Whenever I create new ImageView I want to recycle the 'bm' object from the first one cause this code up there causes my heap to grow..
Android WSDL Web Service ksoap2 http://stackoverflow.com/questions/9023442/android-wsdl-web-service-ksoap2 by using the ksoap2 library. I've gotten it to work on two different services fine but now I've ran into a problem. Whenever I pass an object instead of a primitive type it gives me an error. I've implemented the classes using KvmSerializable and..
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