Good vs Demo Code

toastCode.java

Toast toast = Toast.makeText(this, "This is a toast that is centered onscreen and the text is centered in the toast", Toast.LENGTH_SHORT);
LinearLayout layout = (LinearLayout) toast.getView();
TextView tv = (TextView) layout.getChildAt(0);
tv.setGravity(Gravity.CENTER_VERTICAL | Gravity.CENTER_HORIZONTAL);
toast.setGravity(Gravity.CENTER, 0, 0);
toast.show();