How to remove focus and hide the on screen Keyboard?

How to remove focus and hide the on screen Keyboard.
EditTest on focus changed key board will hide. 

InputMethodManager imm = (InputMethodManager)getSystemService(Context.INPUT_METHOD_SERVICE);
imm.hideSoftInputFromWindow(editTextField.getWindowToken(), 0);

or onclick button key board hide... 

 btnSend.setOnClickListener(new OnClickListener() 
        {
            public void onClick(View v) 
            {
            
             //***Key Board Hide****//
             InputMethodManager imm = (InputMethodManager)getSystemService(Context.INPUT_METHOD_SERVICE);
             imm.hideSoftInputFromWindow(mOutEditText.getWindowToken(), 0);
               
              }});