title: i want to remove long press mode popup in specific key
body: <p>I have a list of keys in my keyboard, this is an example of one of the key:</p>
  
  <pre><code>            &lt;Key
              android:codes="45"
              android:keyLabel="-"
              android:keyWidth="20%p"
              android:isModifier="true"
              android:keyEdgeFlags="right" /&gt;
  </code></pre>
  
  <p>i want to remove the popup function. how i do it?</p>