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2014/10/16 ¤W¤È 08:15:57
android Programming Glossary: innerActionbarsherlock + tabs + multi fragments? http://stackoverflow.com/questions/10082163/actionbarsherlock-tabs-multi-fragments I have here a full working production example . It's an inner class to the activity that implements the pager static class..
Changing the background drawable of the searchview widget http://stackoverflow.com/questions/11085308/changing-the-background-drawable-of-the-searchview-widget . Looking into search_view.xml we can find an inner LinearLayout element with id search_plate that has android.widget.SearchView.. item name searchDropdownBackground @android drawable spinner_dropdown_background item item name searchViewTextField @drawable..
Android custom ListView unable to click on items http://stackoverflow.com/questions/1121192/android-custom-listview-unable-to-click-on-items pb.setVisibility View.GONE return row end inner class UpdateListAdapter edit I'm still having this problem...
Android AsyncTask for Long Running Operations http://stackoverflow.com/questions/12797550/android-asynctask-for-long-running-operations leak issue It is very convenient to create AsyncTasks as inner classes of your Activities. As the AsyncTask will need to manipulate.. Activity when the task is complete or in progress using an inner class of the Activity seems convenient inner classes can access.. using an inner class of the Activity seems convenient inner classes can access directly any field of the outer class. Nevertheless..
Using the Android RecognizerIntent with a bluetooth headset http://stackoverflow.com/questions/14991158/using-the-android-recognizerintent-with-a-bluetooth-headset name android.permission.MODIFY_AUDIO_SETTINGS Create an inner class BluetoothHelper extends BluetoothHeadSetUtils in your.. @Override onPause mBluetoothHelper.stop inner class BluetoothHeadsetUtils is an abstract class that has 4..
How to transfer the formatted date string from my DatePickerFragment? http://stackoverflow.com/questions/18211684/how-to-transfer-the-formatted-date-string-from-my-datepickerfragment the interface method or you could make datapicker class an inner class of your activity class in which case it should be static..
Inner class can access but not update values - AsyncTask http://stackoverflow.com/questions/18517400/inner-class-can-access-but-not-update-values-asynctask Android's AsyncTask . The class called Decompress is an inner class of Unzip where Unzip itself is a non Activity class. The..
android app specific soft keyboard http://stackoverflow.com/questions/1896939/android-app-specific-soft-keyboard taken when keys are pressed. Instead of my keyboard model inner class you could load it from XML if your key set is fairly constant...
http://stackoverflow.com/questions/1979524/android-splashscreen the AsyncTask and start it. I would make the AsyncTask an inner class of your main Activity so it can store the data it has..
SharedPreferences.onSharedPreferenceChangeListener not being called consistently http://stackoverflow.com/questions/2542938/sharedpreferences-onsharedpreferencechangelistener-not-being-called-consistently a WeakHashMap. This means that you cannot use an anonymous inner class as a listener as it will become the target of garbage..
Background task, progress dialog, orientation change - is there any 100% working solution? http://stackoverflow.com/questions/3821423/background-task-progress-dialog-orientation-change-is-there-any-100-working this question Step #1 Make your AsyncTask a static inner class or an entirely separate class just not a regular inner.. class or an entirely separate class just not a regular inner class. Step #2 Have the AsyncTask hold onto the Activity via..
Android: Want to set custom fonts for whole application not runtime http://stackoverflow.com/questions/4395309/android-want-to-set-custom-fonts-for-whole-application-not-runtime TextViews in the ViewGroup. Searches recursively for all inner ViewGroups as well. Just add a check for any other views you..
Lock the android device programatically http://stackoverflow.com/questions/4545079/lock-the-android-device-programatically share improve this question The activity class should be inner class and the outter class should extend DeviceAdminReceiver..
http://stackoverflow.com/questions/5645104/android-expandablelistview LinearLayout MyELAdapter class I've declared this as an inner class of MyExpandableList so i could reach the list of parents..
http://stackoverflow.com/questions/6218143/android-post-json-using-http earlier example your first entry would get email and the inner while would get the value which would be 'foo@bar.com' fan email..
When to call activity context OR application context? http://stackoverflow.com/questions/7298731/when-to-call-activity-context-or-application-context their Java experience is limited. They implement an inner class e.g. an OnClickListener for a Button in an Activity and..
Android project using httpclient --> http.client (apache), post/get method http://stackoverflow.com/questions/874227/android-project-using-httpclient-http-client-apache-post-get-method this class from an Activity you should create an internal inner AsyncTask so that you do not block the UI Thread while making..
When exactly is it leak safe to use (anonymous) inner classes? http://stackoverflow.com/questions/10864853/when-exactly-is-it-leak-safe-to-use-anonymous-inner-classes some others will join in to cover what I may miss. Inner Classes Introduction As I'm not sure how comfortable you are.. that of the container. Garbage Collection and Non Static Inner Classes Garbage Collection is automatic but tries to remove.. to the object. The real issue here is when a Non Static Inner Class has been kept alive longer than its container. This is..
Fragment - InstantiationException: no empty Constructor -> Google Maps v2? http://stackoverflow.com/questions/16062923/fragment-instantiationexception-no-empty-constructor-google-maps-v2 1 no empty constructor I've found several tips about Inner Classes and to make them static etc. But these FragmentContact..
Graph api is not returning user email id http://stackoverflow.com/questions/17081621/graph-api-is-not-returning-user-email-id if user null try System.out.println Graph Inner Json user.getInnerJSONObject String email user.getInnerJSONObject.. try System.out.println Graph Inner Json user.getInnerJSONObject String email user.getInnerJSONObject .getString.. Inner Json user.getInnerJSONObject String email user.getInnerJSONObject .getString email YourActivityName.openActiveSession..
how to get current week days in calender http://stackoverflow.com/questions/17766665/how-to-get-current-week-days-in-calender onDestroy Log.d tag Destroying View ... super.onDestroy Inner Class public class GridCellAdapter extends BaseAdapter implements..
Inner class can access but not update values - AsyncTask http://stackoverflow.com/questions/18517400/inner-class-can-access-but-not-update-values-asynctask class can access but not update values AsyncTask I am trying..
Picasso loading of image spawned inside AsyncTask http://stackoverflow.com/questions/18808114/picasso-loading-of-image-spawned-inside-asynctask return viewHolder endregion region Inner Classes private class ViewHolder QuickContactBadge contactBadge.. mContactPicLayoutParams return viewHolder endregion region Inner Classes private class ViewHolder QuickContactBadge contactBadge..
Problems when handling orientation changes http://stackoverflow.com/questions/2988072/problems-when-handling-orientation-changes 2.2 emulator by pressing Ctrl F11 What could be wrong Upd Inner class that implements OrientationEventListener private class..
Android: AsyncTask recommendations: private class or public class? http://stackoverflow.com/questions/4823891/android-asynctask-recommendations-private-class-or-public-class android android asynctask share improve this question Inner classes are good for representing objects that are meant to..
Actionbarsherlock + tabs + multi fragments? http://stackoverflow.com/questions/10082163/actionbarsherlock-tabs-multi-fragments your fragments for creation. This is an example from code I have here a full working production example . It's an inner class to the activity that implements the pager static class MyFragmentPagerAdapter extends FragmentPagerAdapter public..
Changing the background drawable of the searchview widget http://stackoverflow.com/questions/11085308/changing-the-background-drawable-of-the-searchview-widget know that SearchView layout is in file named res layout search_view.xml . Looking into search_view.xml we can find an inner LinearLayout element with id search_plate that has android.widget.SearchView SearchAutoComplete inside it looks like ours.. Theme ...other attributes present here... SearchView attributes item name searchDropdownBackground @android drawable spinner_dropdown_background item item name searchViewTextField @drawable textfield_searchview_holo_dark item item name searchViewTextFieldRight..
Android custom ListView unable to click on items http://stackoverflow.com/questions/1121192/android-custom-listview-unable-to-click-on-items ProgressBar pb ProgressBar row.findViewById R.id.UpdateProgress pb.setVisibility View.GONE return row end inner class UpdateListAdapter edit I'm still having this problem. I'm cheating and adding onClick handlers to the textviews but..
Android AsyncTask for Long Running Operations http://stackoverflow.com/questions/12797550/android-asynctask-for-long-running-operations findViewById to retrieve a view inside the Activity. Memory leak issue It is very convenient to create AsyncTasks as inner classes of your Activities. As the AsyncTask will need to manipulate the views of the Activity when the task is complete.. As the AsyncTask will need to manipulate the views of the Activity when the task is complete or in progress using an inner class of the Activity seems convenient inner classes can access directly any field of the outer class. Nevertheless it means.. views of the Activity when the task is complete or in progress using an inner class of the Activity seems convenient inner classes can access directly any field of the outer class. Nevertheless it means the inner class will hold an invisible reference..
Using the Android RecognizerIntent with a bluetooth headset http://stackoverflow.com/questions/14991158/using-the-android-recognizerintent-with-a-bluetooth-headset android.permission.BROADCAST_STICKY uses permission android name android.permission.MODIFY_AUDIO_SETTINGS Create an inner class BluetoothHelper extends BluetoothHeadSetUtils in your Activity or Service . Declare a class member mBluetoothHelper.. new BluetoothHelper this @Override onResume mBluetoothHelper.start @Override onPause mBluetoothHelper.stop inner class BluetoothHeadsetUtils is an abstract class that has 4 abstracts methods that need to be implemented. private class..
How to transfer the formatted date string from my DatePickerFragment? http://stackoverflow.com/questions/18211684/how-to-transfer-the-formatted-date-string-from-my-datepickerfragment improve this question As tyczj pointed out you can use the interface method or you could make datapicker class an inner class of your activity class in which case it should be static and you need a weakreference of the outerclass Using interface...
Inner class can access but not update values - AsyncTask http://stackoverflow.com/questions/18517400/inner-class-can-access-but-not-update-values-asynctask update values AsyncTask I am trying to unzip a folder using Android's AsyncTask . The class called Decompress is an inner class of Unzip where Unzip itself is a non Activity class. The pseudo code is public class Unzip private String index private..
android app specific soft keyboard http://stackoverflow.com/questions/1896939/android-app-specific-soft-keyboard
http://stackoverflow.com/questions/1979524/android-splashscreen simply create a ProgressDialog and show it. Then create the AsyncTask and start it. I would make the AsyncTask an inner class of your main Activity so it can store the data it has downloaded to some variable in your Activity and close the ProgressDialog..
SharedPreferences.onSharedPreferenceChangeListener not being called consistently http://stackoverflow.com/questions/2542938/sharedpreferences-onsharedpreferencechangelistener-not-being-called-consistently This is a sneaky one. SharedPreferences keeps listeners in a WeakHashMap. This means that you cannot use an anonymous inner class as a listener as it will become the target of garbage collection as soon as you leave the current scope. It will work..
Background task, progress dialog, orientation change - is there any 100% working solution? http://stackoverflow.com/questions/3821423/background-task-progress-dialog-orientation-change-is-there-any-100-working Google provide some official solution android share improve this question Step #1 Make your AsyncTask a static inner class or an entirely separate class just not a regular inner class. Step #2 Have the AsyncTask hold onto the Activity via.. this question Step #1 Make your AsyncTask a static inner class or an entirely separate class just not a regular inner class. Step #2 Have the AsyncTask hold onto the Activity via a data member set via the constructor and a setter. Step #3..
Android: Want to set custom fonts for whole application not runtime http://stackoverflow.com/questions/4395309/android-want-to-set-custom-fonts-for-whole-application-not-runtime R.id.myrootlayout setFont root mFont Sets the font on all TextViews in the ViewGroup. Searches recursively for all inner ViewGroups as well. Just add a check for any other views you want to set as well EditText etc. public void setFont ViewGroup..
Lock the android device programatically http://stackoverflow.com/questions/4545079/lock-the-android-device-programatically solution. android android emulator locking device admin share improve this question The activity class should be inner class and the outter class should extend DeviceAdminReceiver public class adminActivity extends DeviceAdminReceiver public..
http://stackoverflow.com/questions/5645104/android-expandablelistview layout_width fill_parent android layout_height wrap_content LinearLayout MyELAdapter class I've declared this as an inner class of MyExpandableList so i could reach the list of parents directly without having to pass it as parameter. private..
http://stackoverflow.com/questions/6218143/android-post-json-using-http Stores JSON JSONObject holder new JSONObject using the earlier example your first entry would get email and the inner while would get the value which would be 'foo@bar.com' fan email 'foo@bar.com' While there is another entry while iter.hasNext..
When to call activity context OR application context? http://stackoverflow.com/questions/7298731/when-to-call-activity-context-or-application-context getApplicationContext or getBaseContext to a lesser extent because their Java experience is limited. They implement an inner class e.g. an OnClickListener for a Button in an Activity and need a Context . Rather than using MyActivity.this to get..
Android project using httpclient --> http.client (apache), post/get method http://stackoverflow.com/questions/874227/android-project-using-httpclient-http-client-apache-post-get-method wrapper methods for get post etc. Anywhere you USE this class from an Activity you should create an internal inner AsyncTask so that you do not block the UI Thread while making the request for example private class GetBookDataTask extends..
When exactly is it leak safe to use (anonymous) inner classes? http://stackoverflow.com/questions/10864853/when-exactly-is-it-leak-safe-to-use-anonymous-inner-classes do my best with the knowledge that I have to cover it and hopefully some others will join in to cover what I may miss. Inner Classes Introduction As I'm not sure how comfortable you are with OOP in Java this will hit a couple of basics. An inner.. the reference. Lifetime is supposed to be no longer than that of the container. Garbage Collection and Non Static Inner Classes Garbage Collection is automatic but tries to remove objects based on whether it thinks they are being used. The.. is being used by whether or not there is an active reference to the object. The real issue here is when a Non Static Inner Class has been kept alive longer than its container. This is because of the implicit reference to the containing class...
Fragment - InstantiationException: no empty Constructor -> Google Maps v2? http://stackoverflow.com/questions/16062923/fragment-instantiationexception-no-empty-constructor-google-maps-v2 can't instantiate class com. .FragmentContact 1 no empty constructor I've found several tips about Inner Classes and to make them static etc. But these FragmentContact is a public class in a .java file and has a public empty..
Graph api is not returning user email id http://stackoverflow.com/questions/17081621/graph-api-is-not-returning-user-email-id public void onCompleted GraphUser user Response response if user null try System.out.println Graph Inner Json user.getInnerJSONObject String email user.getInnerJSONObject .getString email YourActivityName.openActiveSession.. onCompleted GraphUser user Response response if user null try System.out.println Graph Inner Json user.getInnerJSONObject String email user.getInnerJSONObject .getString email YourActivityName.openActiveSession this true.. if user null try System.out.println Graph Inner Json user.getInnerJSONObject String email user.getInnerJSONObject .getString email YourActivityName.openActiveSession this true statusCallback This is our openActiveSession..
how to get current week days in calender http://stackoverflow.com/questions/17766665/how-to-get-current-week-days-in-calender year setGridCellAdapterToDate month year @Override public void onDestroy Log.d tag Destroying View ... super.onDestroy Inner Class public class GridCellAdapter extends BaseAdapter implements OnClickListener private static final String tag GridCellAdapter..
Inner class can access but not update values - AsyncTask http://stackoverflow.com/questions/18517400/inner-class-can-access-but-not-update-values-asynctask class can access but not update values AsyncTask I am trying to unzip a folder using Android's AsyncTask . The class called..
Picasso loading of image spawned inside AsyncTask http://stackoverflow.com/questions/18808114/picasso-loading-of-image-spawned-inside-asynctask convertView viewHolder.contactBadge.setLayoutParams mContactPicLayoutParams return viewHolder endregion region Inner Classes private class ViewHolder QuickContactBadge contactBadge int position private class AddressFetcherTask extends AsyncTask.. convertView viewHolder.contactBadge.setLayoutParams mContactPicLayoutParams return viewHolder endregion region Inner Classes private class ViewHolder QuickContactBadge contactBadge int position AddressFetcherTask task private class AddressFetcherTask..
Problems when handling orientation changes http://stackoverflow.com/questions/2988072/problems-when-handling-orientation-changes hadling. I initiate orientation switch from the Android 2.2 emulator by pressing Ctrl F11 What could be wrong Upd Inner class that implements OrientationEventListener private class OrientationListener extends OrientationEventListener public..
Android: AsyncTask recommendations: private class or public class? http://stackoverflow.com/questions/4823891/android-asynctask-recommendations-private-class-or-public-class experience say about this advantages disadvantages problems android android asynctask share improve this question Inner classes are good for representing objects that are meant to be private or somehow intimately tied to the enclosing class...
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