 |
| Interface |
package com.example.helloworld;
import android.app.Activity;
import android.os.Bundle;
import android.view.Menu;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
public class MainActivity extends Activity {
private Button button,
Reset;
private EditText editText;
private TextView Result;
public String str;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
button = (Button)findViewById(R.id.button);
Reset = (Button)findViewById(R.id.Reset);
editText = (EditText)findViewById(R.id.editText);
Result = (TextView)findViewById(R.id.Result);
button.setOnClickListener(buttonOnClick);
Reset.setOnClickListener(ResetOnClick);
}
private Button.OnClickListener buttonOnClick = new
Button.OnClickListener(){
public void onClick(View v){
str = editText.getText().toString();
Result.setText(str);
}
};
private Button.OnClickListener ResetOnClick = new
Button.OnClickListener(){
public void onClick(View v){
str=" ";
Result.setText(str);
}
};
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.main, menu);
return true;
}
}
