랄뚜기의 코딩일기

activity_main.xml MainActivity.java package com.example.thread; import androidx.appcompat.app.AppCompatActivity; import android.os.Bundle; import android.os.SystemClock; import android.view.View; import android.widget.Button; import android.widget.ProgressBar; public class MainActivity extends AppCompatActivity { ProgressBar pb1,pb2; Button btn; @Override protected void onCreate(Bundle savedInst..

activity_main.xml MainActivity.java package com.example.progressseekbar; import androidx.appcompat.app.AppCompatActivity; import android.os.Bundle; import android.view.View; import android.widget.Button; import android.widget.ProgressBar; import android.widget.SeekBar; import android.widget.TextView; public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle s..

activity_main.xml MainActivity.java package com.example.mp3player; import androidx.appcompat.app.AppCompatActivity; import androidx.core.app.ActivityCompat; import android.Manifest; import android.media.MediaPlayer; import android.os.Bundle; import android.os.Environment; import android.view.View; import android.widget.AdapterView; import android.widget.ArrayAdapter; import android.widget.Button..

activity_main.xml MainActivity.java package com.example.project12_2; import androidx.appcompat.app.AppCompatActivity; import android.app.Activity; import android.content.Context; import android.database.Cursor; import android.database.sqlite.SQLiteDatabase; import android.database.sqlite.SQLiteOpenHelper; import android.os.Bundle; import android.view.View; import android.widget.Button; import an..

activity_main.xml dialog.xml MainActivity.java package com.example.project11_1; import androidx.appcompat.app.AlertDialog; import androidx.appcompat.app.AppCompatActivity; import android.content.Context; import android.os.Bundle; import android.view.View; import android.view.ViewGroup; import android.widget.BaseAdapter; import android.widget.GridLayout; import android.widget.GridView; import and..

activity_main.xml MainActivity.java package com.example.listview; import androidx.appcompat.app.AppCompatActivity; import android.os.Bundle; import android.view.View; import android.widget.AdapterView; import android.widget.ArrayAdapter; import android.widget.Button; import android.widget.EditText; import android.widget.ListView; import android.widget.Toast; import java.lang.reflect.Array; impor..

activity_main.xml second.xml MainActivity.java package com.example.project10_1; import androidx.appcompat.app.AppCompatActivity; import android.app.Activity; import android.content.Intent; import android.os.Bundle; import android.view.View; import android.widget.Button; public class MainActivity extends Activity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(save..

MainActivity.java package com.example.project9_1; import androidx.appcompat.app.AppCompatActivity; import android.content.Context; import android.graphics.Canvas; import android.graphics.Color; import android.graphics.Paint; import android.os.Bundle; import android.view.Menu; import android.view.MenuItem; import android.view.MotionEvent; import android.view.View; public class MainActivity extend..

MainActivity.java package com.example.graphic; import androidx.appcompat.app.AppCompatActivity; import android.content.Context; import android.graphics.Canvas; import android.graphics.Color; import android.graphics.Paint; import android.graphics.Path; import android.graphics.Rect; import android.graphics.RectF; import android.os.Bundle; import android.view.View; public class MainActivity extends..

activity_main.xml MainActivity.java package com.example.toast; import androidx.appcompat.app.AppCompatActivity; import android.annotation.SuppressLint; import android.os.Bundle; import android.view.Display; import android.view.Gravity; import android.view.View; import android.view.WindowManager; import android.widget.Button; import android.widget.EditText; import android.widget.Toast; import jav..