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<b>Warning</b>:  session_start(): open(/var/lib/php/sessions/sess_a273242j9lr8ffrsc9rira1op9, O_RDWR) failed: No space left on device (28) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
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<b>Warning</b>:  session_start(): Failed to read session data: files (path: /var/lib/php/sessions) in <b>/var/www/tb-usercake/models/config.php</b> on line <b>51</b><br />
!7

module CurrentAction {
  transient JPanel stack;
  
  visualize {
    ret stack = dynamicVStack2();
  }
  
  // API
  
  AutoCloseable showAction(S action, Runnable cancelMe) {
    final JComponent c = centerAndEast(jlabel(action), jbutton("Cancel", r cancelMe));
    stack.add(c);
    ret autoCloseable { removeComponent(stack, c) };
  }
}