code: def showMenu(self, point):
          
          menu = QMenu(self)
          acts = {}
          acts['edit'] = menu.addAction('Edit quick filter...')
          
          trigger = menu.exec_(self.mapToGlobal(point))
          
          if trigger == acts['edit']:
              text, accepted = XTextEdit.getText(self.window(),
                                                    'Edit Format',
                                                    'Format:',
                                                    self.filterFormat(),
                                                    wrapped=False)
              
              if accepted:
                  self.setFilterFormat(text)
docs: Displays the menu for this filter widget.