fishersheep

xml 사용하지않고 java로만 만들기 main.java package com.cookandroid.ex4_789; import androidx.appcompat.app.AppCompatActivity; import android.graphics.Color; import android.os.Bundle; import android.view.KeyEvent; import android.view.View; import android.widget.Button; import android.widget.CheckBox; import android.widget.CompoundButton; import android.widget.EditText; import android.widget.ImageView; import..

main.xml

main.java package com.cookandroid.ex4_789; import androidx.appcompat.app.AppCompatActivity; import android.os.Bundle; import android.view.KeyEvent; import android.view.View; import android.widget.Button; import android.widget.CheckBox; import android.widget.CompoundButton; import android.widget.EditText; import android.widget.ImageView; import android.widget.Toast; public class MainActivity exte..

main.java package com.cookandroid.ex4_789; import androidx.appcompat.app.AppCompatActivity; import android.os.Bundle; import android.view.KeyEvent; import android.view.View; import android.widget.Button; import android.widget.CheckBox; import android.widget.CompoundButton; import android.widget.EditText; import android.widget.Toast; public class MainActivity extends AppCompatActivity { EditText ..

main.java package com.cookandroid.ex4_789; import androidx.appcompat.app.AppCompatActivity; import android.os.Bundle; import android.widget.Button; import android.widget.CheckBox; import android.widget.CompoundButton; public class MainActivity extends AppCompatActivity { CheckBox chb1,chb2,chb3; Button btn1; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInsta..

main.java package com.cookandroid.ex99; import androidx.appcompat.app.AppCompatActivity; import android.os.Bundle; import android.view.View; import android.widget.Button; import android.widget.CheckBox; import android.widget.CompoundButton; import android.widget.ImageView; import android.widget.RadioButton; import android.widget.RadioGroup; import android.widget.Switch; import android.widget.Tex..

main.java package com.cookandroid.ex99; import androidx.appcompat.app.AppCompatActivity; import android.os.Bundle; import android.view.View; import android.widget.Button; import android.widget.CheckBox; import android.widget.CompoundButton; import android.widget.ImageView; import android.widget.RadioButton; import android.widget.RadioGroup; import android.widget.TextView; import android.widget.T..

main.xml mainActivity.java package com.cookandroid.project4_1; import androidx.appcompat.app.AppCompatActivity; import android.os.Bundle; import android.view.MotionEvent; import android.view.View; import android.widget.Button; import android.widget.EditText; import android.widget.TextView; import android.widget.Toast; public class MainActivity extends AppCompatActivity { EditText edit1, edit2; B..

fourbutton MainActivity.java package com.example.fourbutton; import androidx.appcompat.app.AppCompatActivity; import android.content.Intent; import android.graphics.Color; import android.net.Uri; import android.os.Bundle; import android.view.View; import android.widget.Button; public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { sup..

main.xml 에 밑에 코드 추가 MainActivity.java 에 아래 코드 추가 Toolbar toolbar; ActionBar actionBar; toolbar = findViewById(R.id.toolbar); setSupportActionBar(toolbar); actionBar = getSupportActionBar(); actionBar.setDisplayShowCustomEnabled(true); actionBar.setDisplayShowTitleEnabled(false); actionBar.setDisplayHomeAsUpEnabled(true);