Abdul Ahad

Navigation Drawer Android App     1. menu_item.xml :

Android Color And Themes : Color: <?xml version="1.0" encoding="utf-8"?> <resources>     <color name="purple_200">#FFBB86FC</color>    <color name="purple_500">#FF6200EE</color>     <color name="purple_700">#FF3700B3</color>     <color name="teal_200">#FF03DAC5</color>     <color name="teal_700">#FF018786</color>     <color name="black">#FF000000</color>     <color name="white">#FFFFFFFF</color>     <color name="lavender">#8692f7</color> </resources> Themes : <resources xmlns:tools="http://schemas.android.com/tools">     <!-- Base application theme. -->     <style name="Theme.Mymensinghhelpline" parent="Theme.MaterialComponents.Light.NoActionBar">         <!-- Primary brand color. -->         <item name="colorP...

 Call Intent  String number = "109" ; Intent intent = new Intent ( Intent . ACTION_DIAL ) ; intent . setData ( Uri . parse ( "tel:" + number )) ; startActivity ( intent ) ;

 ProgressDialog  //progressDialog start ProgressDialog progressDialog ; progressDialog = new ProgressDialog ( this ) ; progressDialog . setTitle ( " লোড হচ্ছে ..." ) ; progressDialog . setMessage ( " অনুগ্রহ করে অপেক্ষা করুন " ) ; progressDialog . show () ; new Handler () . postDelayed ( new Runnable () { @Override public void run () { progressDialog . dismiss () ; } } , 2000 ) ; //progressDialog end

Java Code: // Back AlertDialog Start @Override public void onBackPressed () { new AlertDialog . Builder ( MainActivity . this ) . setTitle ( "Confirm Exit!!" ) . setMessage ( "Are You Sure,You Want To Exit" ) . setIcon ( R . drawable . alert ) . setPositiveButton ( "Yes, Exit!" , new DialogInterface . OnClickListener () { @Override public void onClick ( DialogInterface dialog , int which ) { dialog . dismiss () ; finishAndRemoveTask () ; } } ) . setNegativeButton ( "No,Thanks" , new DialogInterface . OnClickListener () { @Override public void onClick ( DialogInterface dialog , int which ) { dialog . dismiss () ; } } ) . setNeutralButton ( "Rate Us" , new DialogInterface . OnClickListen...