Show and Hide ActionBar using Java code

Example Code:

package com.example.androidtoggleactionbar;

import android.os.Bundle;
import android.app.Activity;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;

public class MainActivity extends Activity {

 @Override
 protected void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  Button buttonToggleActionBar = new Button(this);
  buttonToggleActionBar.setText("Toggle ActionBar");
  setContentView(buttonToggleActionBar);
  
  buttonToggleActionBar.setOnClickListener(new OnClickListener(){

   @Override
   public void onClick(View arg0) {
    if(getActionBar().isShowing()){
     getActionBar().hide();
    }else{
     getActionBar().show();
    }
   }});
 }
}

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