private void cmbConfigs_SelectedIndexChanged(object sender, EventArgs e) { string strConfigName = this.cmbConfigs.Text; //更改数据库配置 this.ctl.SetConfigsNotUsed(strConfigName); this.ctl.SetConfigsUsed(strConfigName); reset_current_config_table(strConfigName); //重新初始化教室 MemoryTable.RefreshRoomConfigTable(); this.dtRoomConfig = MemoryTable.dtRoomConfig; this.InitialClassRoom(); }