parameters: (self, event)
docstring: Handles the ``wx.EVT_LEFT_DOWN`` event for :class:`AquaButton`.
  
          :param `event`: a :class:`MouseEvent` event to be processed.
docstring_summary: Handles the ``wx.EVT_LEFT_DOWN`` event for :class:`AquaButton`.
docstring_tokens: Handles the wx . EVT_LEFT_DOWN event for : class : AquaButton .
function: def OnLeftDown(self, event):
          """
          Handles the ``wx.EVT_LEFT_DOWN`` event for :class:`AquaButton`.
  
          :param `event`: a :class:`MouseEvent` event to be processed.
          """
  
          if not self.IsEnabled():
              return
  
          self._mouseAction = CLICK
          self.CaptureMouse()
          self.Refresh()
          event.Skip()
function_tokens: def OnLeftDown ( self , event ) : if not self . IsEnabled ( ) : return self . _mouseAction = CLICK self . CaptureMouse ( ) self . Refresh ( ) event . Skip ( )