void _updateMasterData(MasterData.Ship shipMaster,MasterData.Item itemMaster) { lvShip.BeginUpdate(); lvShip.Items.Clear(); lvShip.Items.AddRange(shipMaster.GetMasterLVItemList()); lvShip.EndUpdate(); lvSlotItem.BeginUpdate(); lvSlotItem.Items.Clear(); lvSlotItem.Items.AddRange(itemMaster.GetLVList()); lvSlotItem.EndUpdate(); lvSType.BeginUpdate(); lvSType.Items.Clear(); lvSType.Items.AddRange(shipMaster.GetMasterSTypeLVItems()); lvSType.EndUpdate(); }