Qodirov Isomiddin 614-20
7-laboratoriya ishi:
Tugmani bosganda yozuv holati ko‘rinarli bo‘lsin,
yana bir marta
bosganda, ko‘rinmas holatga qaytsin.
Java:
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;
import androidx.appcompat.app.AppCompatActivity;
public class MainActivity extends AppCompatActivity {
private TextView textView;
private boolean isTextVisible = true;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
Button toggleButton = findViewById(R.id.toggleButton);
textView = findViewById(R.id.textView);
toggleButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
if (isTextVisible) {
textView.setVisibility(View.INVISIBLE);
} else {
textView.setVisibility(View.VISIBLE);
}
isTextVisible = !isTextVisible;
}
});
}
}
activity_main.xml:
xmlns:tools="http://schemas.android.com/tools"
