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2014/10/16 ¤W¤È 08:26:48
android Programming Glossary: turnsUsing the Android RecognizerIntent with a bluetooth headset http://stackoverflow.com/questions/14991158/using-the-android-recognizerintent-with-a-bluetooth-headset the app change orientation or close with headset still turns on. mContext.unregisterReceiver mBroadcastReceiver mAudioManager.stopBluetoothSco.. the app change orientation or close with headset still turns on. mBluetoothHeadset.stopVoiceRecognition mConnectedHeadset.. Sco audio connection. Calling startBluetoothSco always returns faIL here that why a count down timer is implemented to call..
Calling hidden API in android to turn screen off http://stackoverflow.com/questions/1875669/calling-hidden-api-in-android-to-turn-screen-off millisecond and then resetting the timeout once the screen turns off. However android ignores the 1 millisecond and instead it..
How to get an Android WakeLock to work? http://stackoverflow.com/questions/2039555/how-to-get-an-android-wakelock-to-work the progress bar. mWakeLock.release .start The screen turns off before the timer finishes how can I make the screen stay..
ListSelector applies to the entire list http://stackoverflow.com/questions/2183447/listselector-applies-to-the-entire-list item. So this is what I have now but the entire list still turns black listview_background.xml xml version 1.0 encoding utf 8..
Android: How to detect double-tap? http://stackoverflow.com/questions/2217670/android-how-to-detect-double-tap item catch JSONException e catch Exception e returns back to UI therad h.post mUpdateResults t.start sends a request.. because you'll have to wait to see if every single touch turns into a double touch before you can process it. share improve..
How to use 3G Connection in Android Application instead of Wi-fi? http://stackoverflow.com/questions/2513713/how-to-use-3g-connection-in-android-application-instead-of-wi-fi then the application exits if you choose Yes then the app turns off your WiFi connection and then continues with starting up...
Seek bar, change path color from yellow to white http://stackoverflow.com/questions/3480456/seek-bar-change-path-color-from-yellow-to-white to white. What I mean to say is while I slide the thumb it turns the line traversed from grey to yellow. I want track line to..
Running multiple AsyncTasks at the same time — not possible? http://stackoverflow.com/questions/4068984/running-multiple-asynctasks-at-the-same-time-not-possible UPDATE 2 See the comment by kabuko from Mar 7 at 1 27 . It turns out that for APIs where a pool of threads allowing multiple..
How to detect USER INACTIVITY in android http://stackoverflow.com/questions/4208730/how-to-detect-user-inactivity-in-android down timer starts and logs out user after 5 mins OR user turns the screen OFF Count down timer starts and logs out user after..
http://stackoverflow.com/questions/4459058/alarm-manager-example code. It wakes CPU every 10 minutes until the phone turns off. Add to Manifest.xml ... uses permission android name android.permission.WAKE_LOCK..
Android heap size on different phones/devices and OS versions http://stackoverflow.com/questions/5350465/android-heap-size-on-different-phones-devices-and-os-versions
Benefit of using Parcelable instead of serializing object http://stackoverflow.com/questions/5550670/benefit-of-using-parcelable-instead-of-serializing-object not using the built in Java serialization mechanism It turns out that the Android team came to the conclusion that the serialization..
How turn on camera flash light programmatically in Android? http://stackoverflow.com/questions/6068803/how-turn-on-camera-flash-light-programmatically-in-android on off camera led If you want to develop a widget that turns on off your camera led then you must refer my answer Widget..
How can I keep my Android service running when the screen is turned off? http://stackoverflow.com/questions/6091270/how-can-i-keep-my-android-service-running-when-the-screen-is-turned-off running when the screen is turned off When the screen turns off my application service is paused. I start my service with..
http://stackoverflow.com/questions/6337673/could-not-find-library-apk this question I found the source of the problem It turns out that with the new library feature you don't specify the..
How do I make an http request using cookies on Android? http://stackoverflow.com/questions/678630/how-do-i-make-an-http-request-using-cookies-on-android android http url cookies share improve this question It turns out that Google Android ships with Apache HttpClient 4.0 and..
Java 7 language features with Android http://stackoverflow.com/questions/7153989/java-7-language-features-with-android that Android reads the bytecode that Java spits out and turns it to dex. So I guess my question is can it understand the bytecode.. because java.lang.SafeVarargs does not exist ... yet It turns out that although Android's library is targeting for 1.6 the..
Android How to draw a smooth line following your finger http://stackoverflow.com/questions/8287949/android-how-to-draw-a-smooth-line-following-your-finger when I move my fingers too fast across the screen the line turns to individual dots. I am not sure whether I can speed up the..
Wipe data/Factory reset through ADB [closed] http://stackoverflow.com/questions/10817721/wipe-data-factory-reset-through-adb the source code of the recovery section of Android. Turns out you can actually send commands to the recovery. The arguments..
IntelliJ and android.support.v7.widget.GridLayout http://stackoverflow.com/questions/12468606/intellij-and-android-support-v7-widget-gridlayout share improve this question Ok I figured this out. Turns out it was a configuration issue. Here is what I did to set..
passing objects to wcf soap service from android using ksoap2; it sends and receives 0 http://stackoverflow.com/questions/12846149/passing-objects-to-wcf-soap-service-from-android-using-ksoap2-it-sends-and-rece share improve this question I finally got it to work Turns out my android ksoap2 code didn't like the default namespace..
http://stackoverflow.com/questions/14083950/duplicate-id-tag-null-or-parent-id-with-another-fragment-for-com-google-androi no need for the try catch block code updated. More edits Turns out you need that try catch after all. Just checking for the..
How to make a nice looking ListView filter on Android [closed] http://stackoverflow.com/questions/1737009/how-to-make-a-nice-looking-listview-filter-on-android need to pipe the input from the EditText into the Filter . Turns out that is pretty easy. To run a quick test add this line to..
AuthToken from AccountManager in Android Client No Longer Working http://stackoverflow.com/questions/1996686/authtoken-from-accountmanager-in-android-client-no-longer-working this question Got help for this from a Google engineer. Turns out my authToken was expired. I had initially gotten the implementation..
Why is Android WebView refusing user input? http://stackoverflow.com/questions/2083909/why-is-android-webview-refusing-user-input the issue android webview share improve this question Turns out that it was apparently the WebView not having focus that..
How can I debug javascript on Android? http://stackoverflow.com/questions/2314886/how-can-i-debug-javascript-on-android Android I'm working on a project that involves Raphaeljs. Turns out it doesn't work on Android. It does on the iPhone. How the..
Android home screen widget documentation http://stackoverflow.com/questions/2858648/android-home-screen-widget-documentation the refresh time as well as buttons on the widget. EDIT Turns out the buttons on the widget are actually in the sequel to..
How do I handle the browser's “share page” intent in android? http://stackoverflow.com/questions/2886556/how-do-i-handle-the-browsers-share-page-intent-in-android android intent share improve this question whoops Turns out I had got the package installed initially but upon reinstallation..
http://stackoverflow.com/questions/2990882/android-and-layouts a centerInParent item. with relative layouts to step 3. Turns out it had to do with failing to fill_content on the top level...
I'm getting a NullPointerException when I use ACTION_IMAGE_CAPTURE to take a picture http://stackoverflow.com/questions/3275749/im-getting-a-nullpointerexception-when-i-use-action-image-capture-to-take-a-pic android share improve this question Turns out the stock camera application doesn't send EXTRA_OUTPUT which..
Android - Spacing between CheckBox and text http://stackoverflow.com/questions/4037795/android-spacing-between-checkbox-and-text up the layout. Here's what setting paddingLeft 0 does Turns out you can't fix this in XML. You have do it in code. Here's..
Getting coordinates and width/height from a matrix http://stackoverflow.com/questions/5286174/getting-coordinates-and-width-height-from-a-matrix width and height android share improve this question Turns out the solution is simple float values new float 9 matrix.getValues..
Widget not updated on launcher restart http://stackoverflow.com/questions/6650553/widget-not-updated-on-launcher-restart android pendingintent share improve this question Turns out I was spamming new RemoteViews when I should have just called..
GPS on emulator doesn't get the geo fix - Android http://stackoverflow.com/questions/896889/gps-on-emulator-doesnt-get-the-geo-fix-android android eclipse gps share improve this question Turns out that since I was developing for Android 1.5 and not Google..
What is the exhaustive list of all “android.intent.action” actions available in the Android SDK? http://stackoverflow.com/questions/8971160/what-is-the-exhaustive-list-of-all-android-intent-action-actions-available-in categories.txt features.txt widgets.txt Turns out the two first ones contain plenty of raw Intents including..
java.lang.noclassdeffounderror: org.ksoap2.serialization.SoapObject http://stackoverflow.com/questions/9853113/java-lang-noclassdeffounderror-org-ksoap2-serialization-soapobject android ksoap2 share improve this question Turns out external jars such as ksoap2 android assembly 2.6.2 jar..
FragmentActivity causing ClassNotFoundException http://stackoverflow.com/questions/9931040/fragmentactivity-causing-classnotfoundexception crash compatibility share improve this question Turns out it's a problem with Android SDK Tools r17. I had previously..
Using the Android RecognizerIntent with a bluetooth headset http://stackoverflow.com/questions/14991158/using-the-android-recognizerintent-with-a-bluetooth-headset mCountDown.cancel Need to stop Sco audio connection here when the app change orientation or close with headset still turns on. mContext.unregisterReceiver mBroadcastReceiver mAudioManager.stopBluetoothSco mAudioManager.setMode AudioManager.MODE_NORMAL.. null Need to call stopVoiceRecognition here when the app change orientation or close with headset still turns on. mBluetoothHeadset.stopVoiceRecognition mConnectedHeadset mContext.unregisterReceiver mHeadsetBroadcastReceiver mBluetoothAdapter.closeProfileProxy.. start bluetooth Sco audio connection. Calling startBluetoothSco always returns faIL here that why a count down timer is implemented to call startBluetoothSco in the onTick. mAudioManager.setMode AudioManager.MODE_IN_CALL..
Calling hidden API in android to turn screen off http://stackoverflow.com/questions/1875669/calling-hidden-api-in-android-to-turn-screen-off stable api. Currently I'm setting the screen timeout to 1 millisecond and then resetting the timeout once the screen turns off. However android ignores the 1 millisecond and instead it takes about 3 seconds to turn off and sometimes it ignores..
How to get an Android WakeLock to work? http://stackoverflow.com/questions/2039555/how-to-get-an-android-wakelock-to-work a progress bar here. public void onFinish I finish updating the progress bar. mWakeLock.release .start The screen turns off before the timer finishes how can I make the screen stay visible mWakeLock is a field previously declared like so private..
ListSelector applies to the entire list http://stackoverflow.com/questions/2183447/listselector-applies-to-the-entire-list alpha color is applied to the entire list not the selected item. So this is what I have now but the entire list still turns black listview_background.xml xml version 1.0 encoding utf 8 selector xmlns android http schemas.android.com apk res android..
Android: How to detect double-tap? http://stackoverflow.com/questions/2217670/android-how-to-detect-double-tap ptypename neutral positive negative pid sResultsArr.add item catch JSONException e catch Exception e returns back to UI therad h.post mUpdateResults t.start sends a request with qry as URL and receives back a JSONobject as response..
How to use 3G Connection in Android Application instead of Wi-fi? http://stackoverflow.com/questions/2513713/how-to-use-3g-connection-in-android-application-instead-of-wi-fi they want to turn off the WiFi connection. If you choose No then the application exits if you choose Yes then the app turns off your WiFi connection and then continues with starting up. I think this is a good model to follow it will ensure that..
Seek bar, change path color from yellow to white http://stackoverflow.com/questions/3480456/seek-bar-change-path-color-from-yellow-to-white color of the seek bar path from yellow the default color to white. What I mean to say is while I slide the thumb it turns the line traversed from grey to yellow. I want track line to either remain grey or white..Basically I want just the thumb..
Running multiple AsyncTasks at the same time — not possible? http://stackoverflow.com/questions/4068984/running-multiple-asynctasks-at-the-same-time-not-possible on its use. DONUT is Android 1.6 HONEYCOMB is Android 3.0. UPDATE 2 See the comment by kabuko from Mar 7 at 1 27 . It turns out that for APIs where a pool of threads allowing multiple tasks to operate in parallel is used starting from 1.6 and ending..
How to detect USER INACTIVITY in android http://stackoverflow.com/questions/4208730/how-to-detect-user-inactivity-in-android bring Myapp to background and starts some other app Count down timer starts and logs out user after 5 mins OR user turns the screen OFF Count down timer starts and logs out user after 5 mins My Question I want this same behavior even when the..
http://stackoverflow.com/questions/4459058/alarm-manager-example alarmmanager share improve this question This is working code. It wakes CPU every 10 minutes until the phone turns off. Add to Manifest.xml ... uses permission android name android.permission.WAKE_LOCK uses permission ... receiver android..
Android heap size on different phones/devices and OS versions http://stackoverflow.com/questions/5350465/android-heap-size-on-different-phones-devices-and-os-versions
Benefit of using Parcelable instead of serializing object http://stackoverflow.com/questions/5550670/benefit-of-using-parcelable-instead-of-serializing-object Parcelable might have triggered the question why is Android not using the built in Java serialization mechanism It turns out that the Android team came to the conclusion that the serialization in Java is far too slow to satisfy Android ™s interprocess..
How turn on camera flash light programmatically in Android? http://stackoverflow.com/questions/6068803/how-turn-on-camera-flash-light-programmatically-in-android http code.google.com p search light Update 3 Widget for turning on off camera led If you want to develop a widget that turns on off your camera led then you must refer my answer Widget for turning on off camera flashlight in android .. Update 4..
How can I keep my Android service running when the screen is turned off? http://stackoverflow.com/questions/6091270/how-can-i-keep-my-android-service-running-when-the-screen-is-turned-off can I keep my Android service running when the screen is turned off When the screen turns off my application service is paused. I start my service with the following code if mSharedPrefs.getBoolean prefAutoUpdatesMain..
http://stackoverflow.com/questions/6337673/could-not-find-library-apk be android apk android library library project share improve this question I found the source of the problem It turns out that with the new library feature you don't specify the Android projects you depend on in the Java Build Path section..
How do I make an http request using cookies on Android? http://stackoverflow.com/questions/678630/how-do-i-make-an-http-request-using-cookies-on-android http requests on Android while preserving cookies java android http url cookies share improve this question It turns out that Google Android ships with Apache HttpClient 4.0 and I was able to figure out how to do it using the Form based..
Java 7 language features with Android http://stackoverflow.com/questions/7153989/java-7-language-features-with-android tried using new Java 7 language features with Android I know that Android reads the bytecode that Java spits out and turns it to dex. So I guess my question is can it understand the bytecode of Java 7 java android bytecode jdk7 share improve.. this can be used publicly in 4.4 The @SafeVarargs annotation because java.lang.SafeVarargs does not exist ... yet It turns out that although Android's library is targeting for 1.6 the Android source does contain interfaces like AutoCloseable and..
Android How to draw a smooth line following your finger http://stackoverflow.com/questions/8287949/android-how-to-draw-a-smooth-line-following-your-finger 2d graphics example.html I am using this example below. But when I move my fingers too fast across the screen the line turns to individual dots. I am not sure whether I can speed up the drawing. Or I should connect the two last points with a straight..
Wipe data/Factory reset through ADB [closed] http://stackoverflow.com/questions/10817721/wipe-data-factory-reset-through-adb After a lot of digging around I finally ended up downloading the source code of the recovery section of Android. Turns out you can actually send commands to the recovery. The arguments which may be supplied in the recovery.command file send_intent..
IntelliJ and android.support.v7.widget.GridLayout http://stackoverflow.com/questions/12468606/intellij-and-android-support-v7-widget-gridlayout idea classnotfoundexception grid layout android support library share improve this question Ok I figured this out. Turns out it was a configuration issue. Here is what I did to set up the support GridLayout library as well as reference the classes..
passing objects to wcf soap service from android using ksoap2; it sends and receives 0 http://stackoverflow.com/questions/12846149/passing-objects-to-wcf-soap-service-from-android-using-ksoap2-it-sends-and-rece the whole picture. Thank you android vb.net wcf soap ksoap2 share improve this question I finally got it to work Turns out my android ksoap2 code didn't like the default namespace tempuri.org set by WCF in the SOAP service. My guess is that..
http://stackoverflow.com/questions/14083950/duplicate-id-tag-null-or-parent-id-with-another-fragment-for-com-google-androi just check if the map fragment is in the FragmentManager no need for the try catch block code updated. More edits Turns out you need that try catch after all. Just checking for the map fragment turned out not to work so well after all. Blergh...
How to make a nice looking ListView filter on Android [closed] http://stackoverflow.com/questions/1737009/how-to-make-a-nice-looking-listview-filter-on-android can be used to perform the filtering automagically. We just need to pipe the input from the EditText into the Filter . Turns out that is pretty easy. To run a quick test add this line to your onCreate call adapter.getFilter .filter s Notice that..
AuthToken from AccountManager in Android Client No Longer Working http://stackoverflow.com/questions/1996686/authtoken-from-accountmanager-in-android-client-no-longer-working android google app engine authentication share improve this question Got help for this from a Google engineer. Turns out my authToken was expired. I had initially gotten the implementation working in early December the 9th to be exact ...
Why is Android WebView refusing user input? http://stackoverflow.com/questions/2083909/why-is-android-webview-refusing-user-input the same behavior. Does anyone have any ideas what might be the issue android webview share improve this question Turns out that it was apparently the WebView not having focus that was the issue. I discovered that using the arrow keys to get..
How can I debug javascript on Android? http://stackoverflow.com/questions/2314886/how-can-i-debug-javascript-on-android can I debug javascript on Android I'm working on a project that involves Raphaeljs. Turns out it doesn't work on Android. It does on the iPhone. How the heck to I go about debugging something on the Android browser..
Android home screen widget documentation http://stackoverflow.com/questions/2858648/android-home-screen-widget-documentation from its collection with instructions on how to configure the refresh time as well as buttons on the widget. EDIT Turns out the buttons on the widget are actually in the sequel to that tutorial and can be found here . I assume you've also read..
How do I handle the browser's “share page” intent in android? http://stackoverflow.com/questions/2886556/how-do-i-handle-the-browsers-share-page-intent-in-android there is no issue with installation on the emulator. android android intent share improve this question whoops Turns out I had got the package installed initially but upon reinstallation it was silently failing. In between those two builds..
http://stackoverflow.com/questions/2990882/android-and-layouts Nothing like layout_below worked when the referenced item was a centerInParent item. with relative layouts to step 3. Turns out it had to do with failing to fill_content on the top level. Yes the layouts are tricky and I wish there was a debugger..
I'm getting a NullPointerException when I use ACTION_IMAGE_CAPTURE to take a picture http://stackoverflow.com/questions/3275749/im-getting-a-nullpointerexception-when-i-use-action-image-capture-to-take-a-pic RESULT_OK return Uri imageUri data.getData Log.i imageUri imageUri.toString android share improve this question Turns out the stock camera application doesn't send EXTRA_OUTPUT which is why it's null. However some camera apps like the hero..
Android - Spacing between CheckBox and text http://stackoverflow.com/questions/4037795/android-spacing-between-checkbox-and-text If I just override that padding in my XML layout it messes up the layout. Here's what setting paddingLeft 0 does Turns out you can't fix this in XML. You have do it in code. Here's my snippet with a hardcoded padding increase of 10dp. final..
Getting coordinates and width/height from a matrix http://stackoverflow.com/questions/5286174/getting-coordinates-and-width-height-from-a-matrix know how to change the matrix to X Y coordinates and the width and height android share improve this question Turns out the solution is simple float values new float 9 matrix.getValues values globalX values Matrix.MTRANS_X globalY values..
Widget not updated on launcher restart http://stackoverflow.com/questions/6650553/widget-not-updated-on-launcher-restart to ensure onClick handlers are not lost android widget launcher android pendingintent share improve this question Turns out I was spamming new RemoteViews when I should have just called it once to produce the view and then referred to that..
GPS on emulator doesn't get the geo fix - Android http://stackoverflow.com/questions/896889/gps-on-emulator-doesnt-get-the-geo-fix-android but telnet should work update the gps is enabled in the settings android eclipse gps share improve this question Turns out that since I was developing for Android 1.5 and not Google API 1.5 the map and looks like other features were disabled...
What is the exhaustive list of all “android.intent.action” actions available in the Android SDK? http://stackoverflow.com/questions/8971160/what-is-the-exhaustive-list-of-all-android-intent-action-actions-available-in several very interesting files activity_actions.txt broadcast_actions.txt categories.txt features.txt widgets.txt Turns out the two first ones contain plenty of raw Intents including ones that are not defined in Intent.java I'm not quite sure..
java.lang.noclassdeffounderror: org.ksoap2.serialization.SoapObject http://stackoverflow.com/questions/9853113/java-lang-noclassdeffounderror-org-ksoap2-serialization-soapobject metodAdi this.Request new SoapObject NAMESPACE METHOD_NAME android ksoap2 share improve this question Turns out external jars such as ksoap2 android assembly 2.6.2 jar with dependencies.jar to be put under libs folder so Eclipse..
FragmentActivity causing ClassNotFoundException http://stackoverflow.com/questions/9931040/fragmentactivity-causing-classnotfoundexception intent filter activity application manifest android crash compatibility share improve this question Turns out it's a problem with Android SDK Tools r17. I had previously been using the method given in the tutorial at http mobile.tutsplus.com..
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