def __init__(self, parent):
MainFrame.__init__(self, parent)
self.connection = None
self.start_db_connection()
self.query = None
self.load_saved_query()
self.rootNode = None
self.create_tree_view()
self.dataCursor = None
# Binding Event to Button
self.saveBtn.Bind(wx.EVT_BUTTON, self.onSave)
self.loadBtn.Bind(wx.EVT_BUTTON, self.onLoad)
self.removeBtn.Bind(wx.EVT_BUTTON, self.onRemove)
self.submitBtn.Bind(wx.EVT_BUTTON, self.onSubmit)
self.sqlBox.Bind(wx.EVT_TEXT, self.onSqlChange)
self.natLangBox.Bind(wx.EVT_TEXT, self.onNatLangChange)
self.vocalBtn.Bind(wx.EVT_BUTTON, self.onVocalize)
self.loadMoreDataBtn.Bind(wx.EVT_BUTTON, self.onLoadMoreData)
self.saveBox.Bind(wx.EVT_TREE_ITEM_ACTIVATED, self.onLoad)
