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copied!<p>XML code</p> <pre><code><?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical" > <LinearLayout android:layout_width="match_parent" android:layout_height="match_parent" android:gravity="center" android:padding="5dp" android:orientation="vertical" > <EditText android:id="@+id/edtInput" android:layout_width="match_parent" android:layout_height="wrap_content" android:inputType="number" android:visibility="gone" /> <Button android:id="@+id/btnInput" android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_marginTop="5dp" android:text="Input"/> </LinearLayout> </LinearLayout> </code></pre> <p>Activity code</p> <pre><code>public class MyInputActivity extends Activity implements OnClickListener { private EditText edtInput; private Button btnInput; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.my); edtInput = (EditText) findViewById(R.id.edtInput); btnInput = (Button) findViewById(R.id.btnInput); btnInput.setOnClickListener(this); } @Override public void onClick(View arg0) { if(edtInput.getVisibility() == View.VISIBLE){ edtInput.setVisibility(View.GONE); // write your more code here on gone }else{ edtInput.setVisibility(View.VISIBLE); // write your more code here on visible } } } </code></pre>

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