| package com.example.app0710807_1;
|
|
|
| import androidx.appcompat.app.AppCompatActivity;
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|
|
| import android.os.Bundle;
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| import android.view.View;
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| import android.widget.Button;
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| import android.widget.EditText;
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| import android.widget.TextView;
|
|
|
| public class MainActivity extends AppCompatActivity {
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| TextView textView;
|
| Button Button_SET;
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| Button Button_RESET;
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| EditText editText;
|
|
|
| @Override
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| protected void onCreate(Bundle savedInstanceState) {
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| super.onCreate(savedInstanceState);
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| setContentView(R.layout.activity_main);
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|
|
| textView = (TextView)findViewById(R.id.textView);
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| textView.setText("Hello");
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|
|
| editText = (EditText)findViewById(R.id.editText) ;
|
|
|
| Button_SET = (Button)findViewById(R.id.button_SET);
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| Button_SET.setText("SET");
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| Button_SET.setOnClickListener(new View.OnClickListener(){
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| @Override
|
| public void onClick(View v){
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| textView.setText("Welcome to Android, " + editText.getText().toString());
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| }
|
| });
|
|
|
|
|
| Button_RESET = (Button)findViewById(R.id.button_RESET);
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| Button_RESET.setText("RESET");
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| Button_RESET.setOnClickListener(new View.OnClickListener(){
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| @Override
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| public void onClick(View v){
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| textView.setText("Hello World!");
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| }
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| });
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|
|
|
|
| }
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| } |
