Category Archives: Android Examples Code

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Call requires permission which may be rejected by user

Call requires permission which may be rejected by user: code should explicitly check to see if permission is available (with `checkPermission`) or explicitly handle a potential `SecurityException`   try { // your code for example: // LocationManager locationManager = (LocationManager) … Continue reading

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533 views

EditText.setOnKeyListener not working on maxLines EditText

Check this in XML file if use singleLine singleLine change to maxLines (1 if singleLine) declare inputType android:maxLines="1" android:inputType="text"

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ArrayList Sublist Join Compare Loop Synchronize HashMap Sort Tree

Link to tutorial ArrayList Sublist of ArrayList Join two ArrayList Compare ArrayList Initialize ArrayList Loop ArrayList Sort ArrayList Array to ArrayList ArrayList to Array Synchronize ArrayList Serialize ArrayList LinkedList Loop LinkedList Vector ArrayList vs Vector ArrayList vs LinkedList HashMap Loop … Continue reading

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EditText hint not show

Try this solution – into xml file add row to EditText tag: android:textColorHint="@color/grey"

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Convert Activity to Fragment Step by Step

public class Main extends Activity {   private TextView mTextView; private Activity mAct; private Intent mIntent;   protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main_layout); mTextView = findViewById(R.id.mTextView); mAct = getActivity(); mIntent = getIntent(); }   } to: public class Main … Continue reading

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Android Fragment Examples

Code look up at the Api Demos android_fragments arguments attributes – three fragments on screen android_fragments_alert_dialog android_fragments_context_menu android_fragments_custom_animation android_fragments_dialog android_fragments_dialog_or_activity fragment_hide_show fragment_layout fragments_list_array fragment_menu android_fragments_get_result_from_fragment and tabs in two rows android_fragments_recive_result android_fragments_stack fragment_tabs

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6. Fragments Tutorial Summary – Czech language

6. Fragments Tutorial Summary – Czech language Dil 6. shrnutí V 1. dílu jsme se něco dozvěděli od XML souborech a typu procesoru pro správný běh Android Studia a emulátoru různých typů zařizení s Androidem. – FrameLayout: můžeme měnit obsah … Continue reading

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5. Fragments Tutorial Ipsum.java – Czech language

5. Fragments Tutorial Ipsum.java – Czech language Dil 5. Ipsum.java V 1. dílu jsme se něco dozvěděli od XML souborech a typu procesoru pro správný běh Android Studia a emulátoru různých typů zařizení s Androidem. V 2. dílu jsme rozebrali … Continue reading

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4. Fragments Tutorial ArticleFragment.java – Czech language

Dil 4. ArticleFragment.java V 1. dílu jsme se něco dozvěděli od XML souborech a typu procesoru pro správný běh Android Studia a emulátoru různých typů zařizení s Androidem. V 2. dílu jsme rozebrali MainActivity.java V 3. dílu jsme se zabývali … Continue reading

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ListView set the item as checked to be highlighted

Important: Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB int layout = Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB ? android.R.layout.simple_list_item_activated_1 : android.R.layout.simple_list_item_1; getListView().setChoiceMode(ListView.CHOICE_MODE_SINGLE); getListView().setItemChecked(position, true); Example of usage:   public void updateList() { Context ctx = getActivity(); Notes notes = new Notes(ctx);   String[] from = { Notes.COLUMN_TITLE … Continue reading

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