KeyboardUtils for Android

KeyboardUtils.java

package /* YOUR PACKAGE HERE */;

import android.app.Activity;
import android.content.Context;
import android.view.KeyEvent;
import android.view.View;
import android.view.View.OnKeyListener;
import android.view.inputmethod.InputMethodManager;
import android.widget.EditText;

public class KeyboardUtils {
	
	public interface OnDoneListener {
		public void onDone();
	}
	
	public static void dismiss(Activity ctx) {
		InputMethodManager inputManager = (InputMethodManager) ctx 
	            .getSystemService(Context.INPUT_METHOD_SERVICE);

	    //check if no view has focus:
	    View view = ctx.getCurrentFocus();
	    if (view == null)
	        return;

	    inputManager.hideSoftInputFromWindow(view.getWindowToken(), InputMethodManager.HIDE_NOT_ALWAYS);
	}

	public static void setOnDoneListener(EditText editText, final OnDoneListener onDoneListener) {
		editText.setOnKeyListener(new OnKeyListener() {
			public boolean onKey(View v, int keyCode, KeyEvent event) {
				if ((event.getAction() == KeyEvent.ACTION_DOWN) && (keyCode == KeyEvent.KEYCODE_ENTER)) {
					onDoneListener.onDone();
					return true;
				}
				return false;
			}
		});
	}
}