def __init__(self, grid):
self._tooltip = HtmlPopupWindow(grid, (250, 80), False, True)
self._information_popup = HtmlPopupWindow(grid, (450, 300))
self._grid = grid
self._tooltip_timer = wx.Timer(grid.GetGridWindow())
grid.GetGridWindow().Bind(wx.EVT_MOTION, self.OnMouseMotion)
grid.GetGridWindow().Bind(wx.EVT_TIMER, self.OnShowToolTip)
grid.Bind(wx.grid.EVT_GRID_EDITOR_HIDDEN, self.OnGridEditorHidden)
