code: def button_press(self, terminal, event):
          
          self.matched_value = ''
          if (Vte.MAJOR_VERSION, Vte.MINOR_VERSION) >= (0, 46):
              matched_string = self.match_check_event(event)
          else:
              matched_string = self.match_check(
                  int(event.x / self.get_char_width()), int(event.y / self.get_char_height())
              )
  
          self.found_link = None
  
          if event.button == 1 and (event.get_state() & Gdk.ModifierType.CONTROL_MASK):
              if (Vte.MAJOR_VERSION, Vte.MINOR_VERSION) > (0, 50):
                  s = self.hyperlink_check_event(event)
              else:
                  s = None
              if s is not None:
                  self._on_ctrl_click_matcher((s, None))
              elif self.get_has_selection():
                  self.quick_open()
              elif matched_string and matched_string[0]:
                  self._on_ctrl_click_matcher(matched_string)
          elif event.button == 3 and matched_string:
              self.found_link = self.handleTerminalMatch(matched_string)
              self.matched_value = matched_string[0]
docs: Handles the button press event in the terminal widget. If
          any match string is caught, another application is open to
          handle the matched resource uri.