title: Detecting Soft Keyboard Hidden State
body: <p>Want to <code>Toast</code> a text everytime when soft keyboard state changes from shown to hidden. Here I just want to <code>getText()</code> from <code>EditText</code> and everytime I click on <code>EditText</code> the soft Keyboard must open and after pressing back or return the text must be shown as <code>Toast</code></p>
  
  <p><strong>Thanks in Advance</strong></p>