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<b>Warning</b>:  session_start(): open(/var/lib/php/sessions/sess_j5tq1rns9bh59omggl16bsck07, 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 />
static abstract class DynSingleFunction extends DynModule {
  transient S buttonText;
  
  *() {}
  *(S *buttonText) {}
  
  // call before visualize
  void setFunctionName(S name) { buttonText = name; }
  
  visualize {
    ret jfullcenter(withMargin(makeButtons()));
  }
  
  JComponent makeButtons() {
    ret jbutton(or2(buttonText, dm_moduleName()), rThread doItWithEnter);
  }
  
  abstract void doIt();
  
  void doItWithEnter() {
    temp enter();
    try {
      doIt();
    } catch e {
      print(getStackTrace(e));
    }
  }
}