def insertDomain(self, domain, indegree=0, outdegree=0):
		'''增加一个域名'''
		cur = self.conn.cursor()
		cur.execute("INSERT INTO Domains VALUES (NULL,?,?,?)", (domain, indegree, outdegree))
		# 写入到文件中
		self.conn.commit()
def on_btn_add_fuzzing_values_clicked(self):
        if self.ui.comboBoxStrategy.currentIndex() == 0:
            self.__add_fuzzing_range()
        elif self.ui.comboBoxStrategy.currentIndex() == 1:
            self.__add_fuzzing_boundaries()
        elif self.ui.comboBoxStrategy.currentIndex() == 2:
            self.__add_random_fuzzing_values()