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2014/10/16 ¤W¤È 08:10:42
android Programming Glossary: booleanSaving Activity state in Android http://stackoverflow.com/questions/151777/saving-activity-state-in-android This bundle has also been passed to onCreate. boolean myBoolean savedInstanceState.getBoolean MyBoolean double myDouble..
How to check visibility of software keyboard in Android? http://stackoverflow.com/questions/2150078/how-to-check-visibility-of-software-keyboard-in-android public interface Listener public void onSoftKeyboardShown boolean isShowing private Listener listener public void setListener.. this ... @Override public void onSoftKeyboardShown boolean isShowing do whatever you need to do here ... share improve..
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 PARAM_URL com.groundy.sample.param.url @Override protected boolean doInBackground try String url getParameters .getString PARAM_URL.. true if the download manager is available public static boolean isDownloadManagerAvailable Context context try if Build.VERSION.SDK_INT..
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 extends DefaultHandler Fields private boolean in_kmltag false private boolean in_placemarktag false private.. Fields private boolean in_kmltag false private boolean in_placemarktag false private boolean in_nametag false private.. false private boolean in_placemarktag false private boolean in_nametag false private boolean in_descriptiontag false private..
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 timer1 LocationManager lm LocationResult locationResult boolean gps_enabled false boolean network_enabled false public boolean.. lm LocationResult locationResult boolean gps_enabled false boolean network_enabled false public boolean getLocation Context context.. gps_enabled false boolean network_enabled false public boolean getLocation Context context LocationResult result I use LocationResult..
How to use an existing database with an Android application [duplicate] http://stackoverflow.com/questions/9109438/how-to-use-an-existing-database-with-an-android-application IOException If database not exists copy it from the assets boolean mDataBaseExist checkDataBase if mDataBaseExist this.getReadableDatabase.. here data data your package databases Da Name private boolean checkDataBase File dbFile new File DB_PATH DB_NAME Log.v dbFile.. mInput.close Open the database so we can query it public boolean openDataBase throws SQLException String mPath DB_PATH DB_NAME..
Android - basic gesture detection http://stackoverflow.com/questions/937313/android-basic-gesture-detection this new GestureDetector.SimpleOnGestureListener public boolean onFling MotionEvent e1 MotionEvent e2 float velocityX float.. gestureListener new View.OnTouchListener public boolean onTouch View v MotionEvent event return gestureDetector.onTouchEvent.. extends SimpleOnGestureListener @Override public boolean onFling MotionEvent e1 MotionEvent e2 float velocityX float..
android Multiple selection ListView & Textview http://stackoverflow.com/questions/10481066/android-multiple-selection-listview-textview Context con private LayoutInflater layoutinf ArrayList Boolean itemChecked new ArrayList Boolean ArrayList String items_ new.. layoutinf ArrayList Boolean itemChecked new ArrayList Boolean ArrayList String items_ new ArrayList String public MyListAdapter..
How to check internet access on Android? InetAddress never timeouts http://stackoverflow.com/questions/1560788/how-to-check-internet-access-on-android-inetaddress-never-timeouts class HostAvailabilityTask extends AsyncTask String Void Boolean private Main main public HostAvailabilityTask Main main this.main.. HostAvailabilityTask Main main this.main main protected Boolean doInBackground String... params Main.Log doInBackground isHostAvailable.. return false protected void onPostExecute Boolean... result Main.Log onPostExecute if result 0 false main.setContentView..
How do I return a boolean from AsyncTask? http://stackoverflow.com/questions/16752073/how-do-i-return-a-boolean-from-asynctask public class AsyncConnectTask extends AsyncTask Void Void Boolean private MyInterface mListener public AsyncConnectTask Context.. _port port this.mListener mListener @Override protected Boolean doInBackground Void... params .... return result @Override.. .... return result @Override protected void onPostExecute Boolean result if mListener null mListener.myMethod result AsyncConnectTask..
http://stackoverflow.com/questions/16789676/caching-images-and-displaying private class ProgressTask extends AsyncTask String Void Boolean private ProgressDialog dialog public ProgressTask ListActivity.. @Override protected void onPostExecute final Boolean success if dialog.isShowing dialog.dismiss ListAdapter adapter.. selecting single ListView item lv getListView protected Boolean doInBackground final String... args JSONParser jParser new JSONParser..
pass arraylist bean from android to webservice php http://stackoverflow.com/questions/17057712/pass-arraylist-bean-from-android-to-webservice-php and here's my doInBackround on async task protected Boolean doInBackground Void... params TODO attempt authentication against..
Inner class can access but not update values - AsyncTask http://stackoverflow.com/questions/18517400/inner-class-can-access-but-not-update-values-asynctask Decompress class Decompress extends AsyncTask Void Integer Boolean private ProgressDialog pd null private Context mContext private.. Showing dialog and exiting. pd.show @Override protected Boolean doInBackground Void... params unzip operation goes here. unzipDest.. result false @Override protected void onPostExecute Boolean result if result if pd null pd.setTitle Success pd.setMessage..
BitmapFactory.decodeStream returning null when options are set http://stackoverflow.com/questions/2503628/bitmapfactory-decodestream-returning-null-when-options-are-set true BitmapFactory.decodeStream is null options Boolean scaleByHeight Math.abs options.outHeight TARGET_HEIGHT Math.abs.. true BitmapFactory.decodeStream is null options Boolean scaleByHeight Math.abs options.outHeight TARGET_HEIGHT Math.abs..
http://stackoverflow.com/questions/4538338/progressdialog-in-asynctask public class ProgressTask extends AsyncTask String Void Boolean public ProgressTask ListActivity activity this.activity activity.. @Override protected void onPostExecute final Boolean success if dialog.isShowing dialog.dismiss MessageListAdapter.. context Error Toast.LENGTH_LONG .show protected Boolean doInBackground final String... args try BaseFeedParser parser..
http://stackoverflow.com/questions/5883938/getting-events-from-calendar CalendarContract.Calendars.CALENDAR_COLOR Boolean selected cursor.getString 3 .equals 0 calendars.add displayName..
Saving Activity state in Android http://stackoverflow.com/questions/151777/saving-activity-state-in-android savedInstanceState Restore UI state from the savedInstanceState. This bundle has also been passed to onCreate. boolean myBoolean savedInstanceState.getBoolean MyBoolean double myDouble savedInstanceState.getDouble myDouble int myInt savedInstanceState.getInt..
How to check visibility of software keyboard in Android? http://stackoverflow.com/questions/2150078/how-to-check-visibility-of-software-keyboard-in-android Context context AttributeSet attrs super context attrs public interface Listener public void onSoftKeyboardShown boolean isShowing private Listener listener public void setListener Listener listener this.listener listener @Override protected..
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 DownloadTask extends GroundyTask public static final String PARAM_URL com.groundy.sample.param.url @Override protected boolean doInBackground try String url getParameters .getString PARAM_URL File dest new File getContext .getFilesDir new File url.. the device version and DownloadManager information @return true if the download manager is available public static boolean isDownloadManagerAvailable Context context try if Build.VERSION.SDK_INT Build.VERSION_CODES.GINGERBREAD return false Intent..
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 public class NavigationSaxHandler extends DefaultHandler Fields private boolean in_kmltag false private boolean in_placemarktag false private boolean in_nametag false private boolean in_descriptiontag.. public class NavigationSaxHandler extends DefaultHandler Fields private boolean in_kmltag false private boolean in_placemarktag false private boolean in_nametag false private boolean in_descriptiontag false private boolean in_geometrycollectiontag.. extends DefaultHandler Fields private boolean in_kmltag false private boolean in_placemarktag false private boolean in_nametag false private boolean in_descriptiontag false private boolean in_geometrycollectiontag false private boolean..
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 import android.os.Bundle public class MyLocation Timer timer1 LocationManager lm LocationResult locationResult boolean gps_enabled false boolean network_enabled false public boolean getLocation Context context LocationResult result I use.. public class MyLocation Timer timer1 LocationManager lm LocationResult locationResult boolean gps_enabled false boolean network_enabled false public boolean getLocation Context context LocationResult result I use LocationResult callback class.. timer1 LocationManager lm LocationResult locationResult boolean gps_enabled false boolean network_enabled false public boolean getLocation Context context LocationResult result I use LocationResult callback class to pass location value from MyLocation..
How to use an existing database with an Android application [duplicate] http://stackoverflow.com/questions/9109438/how-to-use-an-existing-database-with-an-android-application this.mContext context public void createDataBase throws IOException If database not exists copy it from the assets boolean mDataBaseExist checkDataBase if mDataBaseExist this.getReadableDatabase this.close try Copy the database from assests.. new Error ErrorCopyingDataBase Check that the database exists here data data your package databases Da Name private boolean checkDataBase File dbFile new File DB_PATH DB_NAME Log.v dbFile dbFile dbFile.exists return dbFile.exists Copy the database.. mOutput.write mBuffer 0 mLength mOutput.flush mOutput.close mInput.close Open the database so we can query it public boolean openDataBase throws SQLException String mPath DB_PATH DB_NAME Log.v mPath mPath mDataBase SQLiteDatabase.openDatabase mPath..
Android - basic gesture detection http://stackoverflow.com/questions/937313/android-basic-gesture-detection also. Gesture detection mGestureDetector new GestureDetector this new GestureDetector.SimpleOnGestureListener public boolean onFling MotionEvent e1 MotionEvent e2 float velocityX float velocityY int dx int e2.getX e1.getX don't accept the fling.. gestureDetector new GestureDetector this new MyGestureDetector gestureListener new View.OnTouchListener public boolean onTouch View v MotionEvent event return gestureDetector.onTouchEvent event class MyGestureDetector extends SimpleOnGestureListener.. return gestureDetector.onTouchEvent event class MyGestureDetector extends SimpleOnGestureListener @Override public boolean onFling MotionEvent e1 MotionEvent e2 float velocityX float velocityY try if Math.abs e1.getY e2.getY SWIPE_MAX_OFF_PATH..
android Multiple selection ListView & Textview http://stackoverflow.com/questions/10481066/android-multiple-selection-listview-textview 1 .show public class MyListAdapter extends BaseAdapter Context con private LayoutInflater layoutinf ArrayList Boolean itemChecked new ArrayList Boolean ArrayList String items_ new ArrayList String public MyListAdapter Sample_MultipleSelectionActivity.. extends BaseAdapter Context con private LayoutInflater layoutinf ArrayList Boolean itemChecked new ArrayList Boolean ArrayList String items_ new ArrayList String public MyListAdapter Sample_MultipleSelectionActivity sample_MultipleSelectionActivity..
How to check internet access on Android? InetAddress never timeouts http://stackoverflow.com/questions/1560788/how-to-check-internet-access-on-android-inetaddress-never-timeouts doInBackground is never timed out. Anyone have a clue public class HostAvailabilityTask extends AsyncTask String Void Boolean private Main main public HostAvailabilityTask Main main this.main main protected Boolean doInBackground String... params.. extends AsyncTask String Void Boolean private Main main public HostAvailabilityTask Main main this.main main protected Boolean doInBackground String... params Main.Log doInBackground isHostAvailable params 0 try return InetAddress.getByName params.. e e.printStackTrace catch IOException e e.printStackTrace return false protected void onPostExecute Boolean... result Main.Log onPostExecute if result 0 false main.setContentView R.layout.splash return main.continueAfterHostCheck..
How do I return a boolean from AsyncTask? http://stackoverflow.com/questions/16752073/how-do-i-return-a-boolean-from-asynctask interface MyInterface public void myMethod boolean result public class AsyncConnectTask extends AsyncTask Void Void Boolean private MyInterface mListener public AsyncConnectTask Context context String address String user String pass int port MyInterface.. mContext context _address address _user user _pass pass _port port this.mListener mListener @Override protected Boolean doInBackground Void... params .... return result @Override protected void onPostExecute Boolean result if mListener null.. @Override protected Boolean doInBackground Void... params .... return result @Override protected void onPostExecute Boolean result if mListener null mListener.myMethod result AsyncConnectTask task new AsyncConnectTask SiteManager.this _address..
http://stackoverflow.com/questions/16789676/caching-images-and-displaying jsonlist new ArrayList HashMap String String ListView lv private class ProgressTask extends AsyncTask String Void Boolean private ProgressDialog dialog public ProgressTask ListActivity activity Log.i 1 Called context activity dialog new ProgressDialog.. void onPreExecute this.dialog.setMessage Progress start this.dialog.show @Override protected void onPostExecute final Boolean success if dialog.isShowing dialog.dismiss ListAdapter adapter new SimpleAdapter context jsonlist R.layout.activity_toolsitem.. R.id.mdname R.id.utcost setListAdapter adapter selecting single ListView item lv getListView protected Boolean doInBackground final String... args JSONParser jParser new JSONParser getting JSON string from URL JSONObject json jParser.getJSONFromUrl..
pass arraylist bean from android to webservice php http://stackoverflow.com/questions/17057712/pass-arraylist-bean-from-android-to-webservice-php String assesseeAnswer this.assesseeAnswer assesseeAnswer and here's my doInBackround on async task protected Boolean doInBackground Void... params TODO attempt authentication against a network service. boolean result false test new TestBean..
Inner class can access but not update values - AsyncTask http://stackoverflow.com/questions/18517400/inner-class-can-access-but-not-update-values-asynctask if unzip operation was successful display index Class Decompress class Decompress extends AsyncTask Void Integer Boolean private ProgressDialog pd null private Context mContext private String loc private int nEntries private int entriesUnzipped.. ProgressDialog.STYLE_HORIZONTAL Log.v this.toString Showing dialog and exiting. pd.show @Override protected Boolean doInBackground Void... params unzip operation goes here. unzipDest something unzip destination is set here. if unzip.. true index url pointing to location of unzipped folder. else result false @Override protected void onPostExecute Boolean result if result if pd null pd.setTitle Success pd.setMessage folder is now ready for use. pd.show pd.dismiss pd..
BitmapFactory.decodeStream returning null when options are set http://stackoverflow.com/questions/2503628/bitmapfactory-decodestream-returning-null-when-options-are-set Options options new BitmapFactory.Options options.inJustDecodeBounds true BitmapFactory.decodeStream is null options Boolean scaleByHeight Math.abs options.outHeight TARGET_HEIGHT Math.abs options.outWidth TARGET_WIDTH if options.outHeight options.outWidth.. Options options new BitmapFactory.Options options.inJustDecodeBounds true BitmapFactory.decodeStream is null options Boolean scaleByHeight Math.abs options.outHeight TARGET_HEIGHT Math.abs options.outWidth TARGET_WIDTH if options.outHeight options.outWidth..
http://stackoverflow.com/questions/4538338/progressdialog-in-asynctask all the work shows dialog before the work and dismiss it after public class ProgressTask extends AsyncTask String Void Boolean public ProgressTask ListActivity activity this.activity activity dialog new ProgressDialog context progress dialog to show.. void onPreExecute this.dialog.setMessage Progress start this.dialog.show @Override protected void onPostExecute final Boolean success if dialog.isShowing dialog.dismiss MessageListAdapter adapter new MessageListAdapter activity titles setListAdapter.. Toast.makeText context OK Toast.LENGTH_LONG .show else Toast.makeText context Error Toast.LENGTH_LONG .show protected Boolean doInBackground final String... args try BaseFeedParser parser new BaseFeedParser messages parser.parse List Message titles..
http://stackoverflow.com/questions/5883938/getting-events-from-calendar a better pattern String color cursor.getString cursor.getColumnIndex CalendarContract.Calendars.CALENDAR_COLOR Boolean selected cursor.getString 3 .equals 0 calendars.add displayName catch AssertionError ex TODO log exception and bail return..
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