Mega Code Archive
EditText focus event listener
<![CDATA[
package app.test;
import android.app.Activity;
import android.os.Bundle;
import android.view.KeyEvent;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;
public class Test extends Activity {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
Button btn1 = (Button) findViewById(R.id.btn1);
btn1.setOnClickListener(btnListener);
Button btn2 = (Button) findViewById(R.id.btn2);
btn2.setOnClickListener(btnListener);
EditText txt1 = (EditText) findViewById(R.id.txt1);
txt1.setOnFocusChangeListener(new View.OnFocusChangeListener() {
@Override
public void onFocusChange(View v, boolean hasFocus) {
Toast.makeText(getBaseContext(),
((EditText) v).getId() + " has focus - " + hasFocus,
Toast.LENGTH_LONG).show();
}
});
}
private OnClickListener btnListener = new OnClickListener() {
public void onClick(View v) {
Toast.makeText(getBaseContext(),
((Button) v).getText() + " was clicked", Toast.LENGTH_LONG)
.show();
}
};
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
switch (keyCode) {
case KeyEvent.KEYCODE_DPAD_CENTER:
Toast.makeText(getBaseContext(), "Center was clicked",
Toast.LENGTH_LONG).show();
break;
case KeyEvent.KEYCODE_DPAD_LEFT:
Toast.makeText(getBaseContext(), "Left arrow was clicked",
Toast.LENGTH_LONG).show();
break;
case KeyEvent.KEYCODE_DPAD_RIGHT:
Toast.makeText(getBaseContext(), "Right arrow was clicked",
Toast.LENGTH_LONG).show();
break;
case KeyEvent.KEYCODE_DPAD_UP:
Toast.makeText(getBaseContext(), "Up arrow was clicked",
Toast.LENGTH_LONG).show();
break;
case KeyEvent.KEYCODE_DPAD_DOWN:
Toast.makeText(getBaseContext(), "Down arrow was clicked",
Toast.LENGTH_LONG).show();
break;
}
return false;
}
}
//main.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
android:id="@+id/widget28"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical"
xmlns:android="http://schemas.android.com/apk/res/android"
>
<TextView
android:layout_width="214dp"
android:layout_height="wrap_content"
android:text="Your Name"
/>
<EditText
android:id="@+id/txt1"
android:layout_width="214dp"
android:layout_height="wrap_content"
/>
<Button
android:id="@+id/btn1"
android:layout_width="106dp"
android:layout_height="wrap_content"
android:text="OK"
/>
<Button
android:id="@+id/btn2"
android:layout_width="106dp"
android:layout_height="wrap_content"
android:text="Cancel"
/>
</LinearLayout>
]]>