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2014/10/16 ¤W¤È 08:18:03
android Programming Glossary: longhttp://stackoverflow.com/questions/1080811/android-endless-list count public Object getItem int pos return pos public long getItemId int pos return pos public View getView int pos View.. return view You should obviously use separate threads for long running actions like loading web data and might want to indicate..
Android: ListView elements with multiple clickable buttons http://stackoverflow.com/questions/1709166/android-listview-elements-with-multiple-clickable-buttons void onItemClick AdapterView list View view int position long id Log.i TAG onListItemClick position However I don't want..
How to read contacts on Android 2.0 http://stackoverflow.com/questions/1721279/how-to-read-contacts-on-android-2-0 feel free to use this method private String getNote long contactId String note null String columns new String ContactsContract.CommonDataKinds.Note.NOTE..
How to discover memory usage of my application in Android http://stackoverflow.com/questions/2298208/how-to-discover-memory-usage-of-my-application-in-android usage numbers with other engineers there is always a long discussion about what they actually mean that only results in..
Focusable EditText inside ListView http://stackoverflow.com/questions/2679948/focusable-edittext-inside-listview onItemSelected AdapterView listView View view int position long id if position 1 listView.setItemsCanFocus true Use afterDescendants..
“Conversion to Dalvik format failed with error 1” on external JAR http://stackoverflow.com/questions/2680827/conversion-to-dalvik-format-failed-with-error-1-on-external-jar specific external JAR file to my project. I searched for a long time for the possible solution but none of the possible solutions..
Download a file with Android, and showing the progress in a ProgressDialog http://stackoverflow.com/questions/3028306/download-a-file-with-android-and-showing-the-progress-in-a-progressdialog sdcard file_name.extension byte data new byte 4096 long total 0 int count while count input.read data 1 allow canceling.. sdcard BarcodeScanner debug.apk byte data new byte 1024 long total 0 int count while count input.read data 1 total count..
How to draw a path on a map using kml file? http://stackoverflow.com/questions/3109158/how-to-draw-a-path-on-a-map-using-kml-file Location loc if loc null latitude loc.getLatitude 1E6 longitude loc.getLongitude 1E6 Toast.makeText getBaseContext Location.. getBaseContext Location changed Lat latitude Lng longitude Toast.LENGTH_SHORT .show GeoPoint p new GeoPoint int.. pairs.length String lngLat pairs 0 .split lngLat 0 longitude lngLat 1 latitude lngLat 2 height Log.d myapp.APP lnglat..
What is the simplest and most robust way to get the user's current location in Android? http://stackoverflow.com/questions/3145089/what-is-the-simplest-and-most-robust-way-to-get-the-users-current-location-in-a of update. Just grabbing one location is sufficient as long as it's not way off. Maybe if I want to be fancy I'll update.. or so but it's not a huge priority. Work for any device as long as it has either a GPS or a Network Location provider. It seems..
How to use SharedPreferences in Android to store, fetch and edit values http://stackoverflow.com/questions/3624280/how-to-use-sharedpreferences-in-android-to-store-fetch-and-edit-values use a default value using new Date long l prefs.getLong dateTimeKey new Date .getTime To edit and save..
Auto Scale TextView Text to Fit within Bounds http://stackoverflow.com/questions/5033012/auto-scale-textview-text-to-fit-within-bounds of this license document and changing it is allowed as long as the name is changed. DO WHAT YOU WANT TO PUBLIC LICENSE..
How to ship an Android application with a database? http://stackoverflow.com/questions/513084/how-to-ship-an-android-application-with-a-database should go and how to access it. 2 It may take a really long time to create and populate the database on the device. Your..
Android: How to declare global variables? http://stackoverflow.com/questions/708012/android-how-to-declare-global-variables established areas in Android development. I have added a long addendum at the bottom of this post addressing some criticism..
Android Activity Life Cycle - What are all these methods for? http://stackoverflow.com/questions/8515936/android-activity-life-cycle-what-are-all-these-methods-for do anything lengthy here. onStop Called when you are no longer visible to the user. You will next receive either onRestart.. system helps Android identify activities that are no longer in use allowing the OS to reclaim memory and resources. The.. try to retain their state and member information for as long as possible but stopped activities are considered to be the..
How to call Android contacts list? http://stackoverflow.com/questions/866769/how-to-call-android-contacts-list void onListItemClick ListView l View v int position long id super.onListItemClick l v position id Cursor C Cursor mAdapter.getItem..
http://stackoverflow.com/questions/9671546/asynctask-android-example in this new thread you can even pass the result of the long operation to postExecute to then show any results of processing...
http://stackoverflow.com/questions/1106202/android-ocr need OCR it might be worth the time. So short answer No. Long answer if you're willing to work for it. share improve this..
Unable to get the subscription information from Google Play Android Developer API http://stackoverflow.com/questions/11115381/unable-to-get-the-subscription-information-from-google-play-android-developer-ap private static Long getSubscriptionExpire String accessToken String refreshToken..
Android AsyncTask for Long Running Operations http://stackoverflow.com/questions/12797550/android-asynctask-for-long-running-operations AsyncTask for Long Running Operations Quoting the documentation for AsyncTask..
How to set mobile system time and date in android? http://stackoverflow.com/questions/1332269/how-to-set-mobile-system-time-and-date-in-android see android.permission.SET_TIME_ZONE and setTimeZone Long Answer As it has been pointed out in several threads only the..
Android: How to detect double-tap? http://stackoverflow.com/questions/2217670/android-how-to-detect-double-tap generated method stub return false @Override public void onLongPress MotionEvent arg0 TODO Auto generated method stub @Override.. share improve this question Why aren't you using a Long Press Or are you using that already for something else The advantages.. else The advantages over a long touch over a double touch Long Press is a recommeded interaction in the UI Guidelines double..
ListView OnItemClickListener Not Responding? http://stackoverflow.com/questions/2367936/listview-onitemclicklistener-not-responding rows clickable so that I can detect when a row is pressed. Long press and focus work fine. java android listview share improve..
How do I load a contact Photo? http://stackoverflow.com/questions/2383580/how-do-i-load-a-contact-photo try if cursor.moveToFirst contactInfo.setId cursor.getLong 0 contactInfo.setDisplayName cursor.getString 1 contactInfo.setPhoneNumber.. public Bitmap getPhoto ContentResolver contentResolver Long contactId Uri contactPhotoUri ContentUris.withAppendedId Contacts.CONTENT_URI..
Getting the battery current values for the Android Phone http://stackoverflow.com/questions/2439619/getting-the-battery-current-values-for-the-android-phone public class CurrentReaderFactory static public Long getValue File f null htc desire hd desire z inspire if Build.MODEL.toLowerCase.. sys class power_supply battery smem_text if f.exists Long value SMemTextReader.getValue if value null return value .. sys class power_supply battery batt_attr_text if f.exists Long value BattAttrTextReader.getValue if value null return value..
java.lang.IllegalArgumentException: View not attached to window manager http://stackoverflow.com/questions/2745061/java-lang-illegalargumentexception-view-not-attached-to-window-manager protected MyResult doInBackground MyParams... params Long operation goes here @Override protected void onPostExecute MyResult..
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 mWorker static class Worker extends AsyncTask URL Integer Long MyActivity mActivity Worker MyActivity activity mActivity activity.. activity mActivity activity @Override protected Long doInBackground URL... urls int count urls.length long totalSize.. progress 0 @Override protected void onPostExecute Long result if mActivity null mActivity.showDialog Downloaded result..
AsyncTask and Looper.prepare() error http://stackoverflow.com/questions/4187960/asynctask-and-looper-prepare-error android asynctask looper share improve this question Long story AsyncTask internally uses a Handler . A handler basically..
Sending a File using Bluetooth OBEX Object Push Profile (OPP) http://stackoverflow.com/questions/5577481/sending-a-file-using-bluetooth-obex-object-push-profile-opp BluetoothShare.DIRECTION BluetoothShare.DIRECTION_OUTBOUND Long ts System.currentTimeMillis values.put BluetoothShare.TIMESTAMP..
http://stackoverflow.com/questions/1080811/android-endless-list int count 40 starting amount public int getCount return count public Object getItem int pos return pos public long getItemId int pos return pos public View getView int pos View v ViewGroup p TextView view new TextView Test.this view.setText.. view new TextView Test.this view.setText entry pos return view You should obviously use separate threads for long running actions like loading web data and might want to indicate progress in the last list item like the market or gmail..
Android: ListView elements with multiple clickable buttons http://stackoverflow.com/questions/1709166/android-listview-elements-with-multiple-clickable-buttons new OnItemClickListener @Override public void onItemClick AdapterView list View view int position long id Log.i TAG onListItemClick position However I don't want the whole item to be clickable but only the two buttons of each..
How to read contacts on Android 2.0 http://stackoverflow.com/questions/1721279/how-to-read-contacts-on-android-2-0 then you will need to use a different URI like the following feel free to use this method private String getNote long contactId String note null String columns new String ContactsContract.CommonDataKinds.Note.NOTE String where ContactsContract.Data.RAW_CONTACT_ID..
How to discover memory usage of my application in Android http://stackoverflow.com/questions/2298208/how-to-discover-memory-usage-of-my-application-in-android you get is extremely low. Pretty much every time I look at memory usage numbers with other engineers there is always a long discussion about what they actually mean that only results in a vague conclusion. Note we now have much more extensive documentation..
Focusable EditText inside ListView http://stackoverflow.com/questions/2679948/focusable-edittext-inside-listview out of that header change it back it again. public void onItemSelected AdapterView listView View view int position long id if position 1 listView.setItemsCanFocus true Use afterDescendants because I don't want the ListView to steal focus listView.setDescendantFocusability..
“Conversion to Dalvik format failed with error 1” on external JAR http://stackoverflow.com/questions/2680827/conversion-to-dalvik-format-failed-with-error-1-on-external-jar failed with error 1 This error only appears when I add a specific external JAR file to my project. I searched for a long time for the possible solution but none of the possible solutions work. I even tried to change to Android 1.6 instead of..
Download a file with Android, and showing the progress in a ProgressDialog http://stackoverflow.com/questions/3028306/download-a-file-with-android-and-showing-the-progress-in-a-progressdialog input connection.getInputStream output new FileOutputStream sdcard file_name.extension byte data new byte 4096 long total 0 int count while count input.read data 1 allow canceling with back button if isCancelled return null total.. url.openStream OutputStream output new FileOutputStream sdcard BarcodeScanner debug.apk byte data new byte 1024 long total 0 int count while count input.read data 1 total count publishing the progress.... Bundle resultData new Bundle..
How to draw a path on a map using kml file? http://stackoverflow.com/questions/3109158/how-to-draw-a-path-on-a-map-using-kml-file LocationListener @Override public void onLocationChanged Location loc if loc null latitude loc.getLatitude 1E6 longitude loc.getLongitude 1E6 Toast.makeText getBaseContext Location changed Lat latitude Lng longitude Toast.LENGTH_SHORT.. loc.getLatitude 1E6 longitude loc.getLongitude 1E6 Toast.makeText getBaseContext Location changed Lat latitude Lng longitude Toast.LENGTH_SHORT .show GeoPoint p new GeoPoint int loc.getLatitude 1E6 int loc.getLongitude 1E6 mc.animateTo.. 0 String pairs path.trim .split Log.d myapp.APP pairs.length pairs.length String lngLat pairs 0 .split lngLat 0 longitude lngLat 1 latitude lngLat 2 height Log.d myapp.APP lnglat lngLat length lngLat.length if lngLat.length 3 lngLat pairs..
What is the simplest and most robust way to get the user's current location in Android? http://stackoverflow.com/questions/3145089/what-is-the-simplest-and-most-robust-way-to-get-the-users-current-location-in-a available. Don't particularly care about accuracy or frequency of update. Just grabbing one location is sufficient as long as it's not way off. Maybe if I want to be fancy I'll update the location once every few mins or so but it's not a huge.. to be fancy I'll update the location once every few mins or so but it's not a huge priority. Work for any device as long as it has either a GPS or a Network Location provider. It seems like it shouldn't be that hard but it appears to me that..
How to use SharedPreferences in Android to store, fetch and edit values http://stackoverflow.com/questions/3624280/how-to-use-sharedpreferences-in-android-to-store-fetch-and-edit-values To read preferences String dateTimeKey com.example.app.datetime use a default value using new Date long l prefs.getLong dateTimeKey new Date .getTime To edit and save preferences Date dt getSomeDate prefs.edit .putLong dateTimeKey..
Auto Scale TextView Text to Fit within Bounds http://stackoverflow.com/questions/5033012/auto-scale-textview-text-to-fit-within-bounds is permitted to copy and distribute verbatim or modified copies of this license document and changing it is allowed as long as the name is changed. DO WHAT YOU WANT TO PUBLIC LICENSE TERMS AND CONDITIONS FOR COPYING DISTRIBUTION AND MODIFICATION..
How to ship an Android application with a database? http://stackoverflow.com/questions/513084/how-to-ship-an-android-application-with-a-database cause problems and I currently don't know where the database should go and how to access it. 2 It may take a really long time to create and populate the database on the device. Your thoughts Pointers to documentation regarding any issues would..
Android: How to declare global variables? http://stackoverflow.com/questions/708012/android-how-to-declare-global-variables when Android was relatively new and there were many not well established areas in Android development. I have added a long addendum at the bottom of this post addressing some criticism and detailing a large philosophical disagreement I have with..
Android Activity Life Cycle - What are all these methods for? http://stackoverflow.com/questions/8515936/android-activity-life-cycle-what-are-all-these-methods-for not be created until A's onPause returns so be sure to not do anything lengthy here. onStop Called when you are no longer visible to the user. You will next receive either onRestart onDestroy or nothing depending on later user activity. Note.. will be assigned a certain priority within the OS. This priority system helps Android identify activities that are no longer in use allowing the OS to reclaim memory and resources. The following diagram illustrates the states an activity can go.. stopped or in the background. Stopped activities still try to retain their state and member information for as long as possible but stopped activities are considered to be the lowest priority of the three states and as such the OS will..
How to call Android contacts list? http://stackoverflow.com/questions/866769/how-to-call-android-contacts-list end onCreate Called when contact is pressed @Override protected void onListItemClick ListView l View v int position long id super.onListItemClick l v position id Cursor C Cursor mAdapter.getItem position PBCONTACT C.getString C.getColumnIndex..
http://stackoverflow.com/questions/9671546/asynctask-android-example you access to GUI before and after the heavy lifting occurs in this new thread you can even pass the result of the long operation to postExecute to then show any results of processing. See these lines where you later yout TextView TextView..
http://stackoverflow.com/questions/1106202/android-ocr
Unable to get the subscription information from Google Play Android Developer API http://stackoverflow.com/questions/11115381/unable-to-get-the-subscription-information-from-google-play-android-developer-ap private static JsonFactory JSON_FACTORY new com.google.api.client.json.jackson2.JacksonFactory private static Long getSubscriptionExpire String accessToken String refreshToken String subscriptionId String purchaseToken try TokenResponse..
Android AsyncTask for Long Running Operations http://stackoverflow.com/questions/12797550/android-asynctask-for-long-running-operations AsyncTask for Long Running Operations Quoting the documentation for AsyncTask found here it says AsyncTasks should ideally be used for short..
How to set mobile system time and date in android? http://stackoverflow.com/questions/1332269/how-to-set-mobile-system-time-and-date-in-android which to change the timezone the approach should be very similar see android.permission.SET_TIME_ZONE and setTimeZone Long Answer As it has been pointed out in several threads only the system user can change the system time. This is only half..
Android: How to detect double-tap? http://stackoverflow.com/questions/2217670/android-how-to-detect-double-tap arg0 MotionEvent arg1 float arg2 float arg3 TODO Auto generated method stub return false @Override public void onLongPress MotionEvent arg0 TODO Auto generated method stub @Override public boolean onScroll MotionEvent arg0 MotionEvent arg1.. single tap or double tap for it android listview double click share improve this question Why aren't you using a Long Press Or are you using that already for something else The advantages over a long touch over a double touch Long Press is.. a Long Press Or are you using that already for something else The advantages over a long touch over a double touch Long Press is a recommeded interaction in the UI Guidelines double touch is not. It's what users expect a user might not find..
ListView OnItemClickListener Not Responding? http://stackoverflow.com/questions/2367936/listview-onitemclicklistener-not-responding make heads or tails of it. I just need a way to get the rows clickable so that I can detect when a row is pressed. Long press and focus work fine. java android listview share improve this question Instead of an OnItemClickListener add..
How do I load a contact Photo? http://stackoverflow.com/questions/2383580/how-do-i-load-a-contact-photo Phone.NUMBER Contacts.PHOTO_ID null null null try if cursor.moveToFirst contactInfo.setId cursor.getLong 0 contactInfo.setDisplayName cursor.getString 1 contactInfo.setPhoneNumber cursor.getString 2 finally cursor.close return.. cursor.close return contactInfo returns info for contact public Bitmap getPhoto ContentResolver contentResolver Long contactId Uri contactPhotoUri ContentUris.withAppendedId Contacts.CONTENT_URI contactId contactPhotoUri content com.android.contacts..
Getting the battery current values for the Android Phone http://stackoverflow.com/questions/2439619/getting-the-battery-current-values-for-the-android-phone import java.io.File import android.os.Build import android.util.Log public class CurrentReaderFactory static public Long getValue File f null htc desire hd desire z inspire if Build.MODEL.toLowerCase .contains desire hd Build.MODEL.toLowerCase.. return OneLineReader.getValue f false droid eris f new File sys class power_supply battery smem_text if f.exists Long value SMemTextReader.getValue if value null return value htc sensation evo 3d f new File sys class power_supply battery.. value null return value htc sensation evo 3d f new File sys class power_supply battery batt_attr_text if f.exists Long value BattAttrTextReader.getValue if value null return value some htc devices f new File sys class power_supply battery..
java.lang.IllegalArgumentException: View not attached to window manager http://stackoverflow.com/questions/2745061/java-lang-illegalargumentexception-view-not-attached-to-window-manager MyResult task new AsyncTask MyParams Object MyResult @Override protected MyResult doInBackground MyParams... params Long operation goes here @Override protected void onPostExecute MyResult result dialog.dismiss onCompletion result task.execute..
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 warning not tested class MyActivity extends Activity Worker mWorker static class Worker extends AsyncTask URL Integer Long MyActivity mActivity Worker MyActivity activity mActivity activity @Override protected Long doInBackground URL... urls.. AsyncTask URL Integer Long MyActivity mActivity Worker MyActivity activity mActivity activity @Override protected Long doInBackground URL... urls int count urls.length long totalSize 0 for int i 0 i count i totalSize Downloader.downloadFile.. progress if mActivity null mActivity.setProgressPercent progress 0 @Override protected void onPostExecute Long result if mActivity null mActivity.showDialog Downloaded result bytes @Override protected void onCreate Bundle savedInstanceState..
AsyncTask and Looper.prepare() error http://stackoverflow.com/questions/4187960/asynctask-and-looper-prepare-error net_loc return locationResult.gotLocation null android android asynctask looper share improve this question Long story AsyncTask internally uses a Handler . A handler basically allows you to post Runnables from another thread on the..
Sending a File using Bluetooth OBEX Object Push Profile (OPP) http://stackoverflow.com/questions/5577481/sending-a-file-using-bluetooth-obex-object-push-profile-opp BluetoothShare.DESTINATION device.getAddress values.put BluetoothShare.DIRECTION BluetoothShare.DIRECTION_OUTBOUND Long ts System.currentTimeMillis values.put BluetoothShare.TIMESTAMP ts Uri contentUri getContentResolver .insert BluetoothShare.CONTENT_URI..
XML Table layout? Two EQUAL-width rows filled with equally width buttons? http://stackoverflow.com/questions/2865497/xml-table-layout-two-equal-width-rows-filled-with-equally-width-buttons TEXT its ok the table half is in the middle of the screen. But if they have different size lets say A and THIS IS THE LONG BUTTON the CENTER of the table isnt in the middle of the screen anymore and so the buttons are not equally width... xml..
overriding the Home Key Long press in a category.HOME activity http://stackoverflow.com/questions/2934355/overriding-the-home-key-long-press-in-a-category-home-activity ... and this part part for the long press @Override public boolean onKeyLongPress int keyCode KeyEvent event Log.i TAG LONG keyCode Toast.makeText Launcher.this LONG keyCode Toast.LENGTH_SHORT .show if keyCode KeyEvent.KEYCODE_MENU ... But the.. @Override public boolean onKeyLongPress int keyCode KeyEvent event Log.i TAG LONG keyCode Toast.makeText Launcher.this LONG keyCode Toast.LENGTH_SHORT .show if keyCode KeyEvent.KEYCODE_MENU ... But the problem is that I wasn't able to replace the..
Latitude and Longitude of the current location http://stackoverflow.com/questions/3862731/latitude-and-longitude-of-the-current-location Location location lm.getLastKnownLocation LocationManager.GPS_PROVIDER if location null LAT 0.0 LONG 0.0 loc.setText No Location for an indepth discussion http www.devx.com wireless Article 39239 1954 share improve this..
Android: long click on a button -> perform actions http://stackoverflow.com/questions/4402740/android-long-click-on-a-button-perform-actions to perform 2 different methods. One method when user single clicks it and a second method different when the user LONG clicks it. I use this for the single short click which works great Button downSelected Button findViewById R.id.downSelected..
You are only allowed to have a single MapView in a MapActivity http://stackoverflow.com/questions/5216046/you-are-only-allowed-to-have-a-single-mapview-in-a-mapactivity int lat int location.getLatitude 1E6 int lng int location.getLongitude 1E6 Log.i DEBUG_TAG The LAT and LONG is lat lng point new GeoPoint lat lng mapController.setCenter point mapController.animateTo point So I have a button that..
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