private async Task OnExecuteOneQuery()
{
if (DeviceContext.DataProviderContainer.DataProvider.IsSuccess)
{
IModbusMemorySettings modbusMemorySettings = _modbusMemorySettingsViewModel.GetModbusMemorySettings();
if (modbusMemorySettings.IsDiscretOption)
{
IQueryResult <bool[]> queryResult =
await DeviceContext.DataProviderContainer.DataProvider.Item.ReadCoilStatusAsync(
(ushort)modbusMemorySettings.BaseAdress,
ApplicationGlobalNames.QueriesNames.MODBUS_MEMORY_QUERY_KEY,
(ushort)(modbusMemorySettings.NumberOfPoints * 16));
UpdateEntities(queryResult);
}
else
{
IQueryResult <ushort[]> queryResult =
await DeviceContext.DataProviderContainer.DataProvider.Item.ReadHoldingResgistersAsync(
(ushort)modbusMemorySettings.BaseAdress,
(ushort)modbusMemorySettings.NumberOfPoints,
ApplicationGlobalNames.QueriesNames.MODBUS_MEMORY_QUERY_KEY);
UpdateEntities(queryResult);
}
}
}
private void OnModbusMemorySettingsChanged(IModbusMemorySettings modbusMemorySettings)
{
bool isQueriesWasStartedBefore = false;
if (IsQueriesStarted)
{
isQueriesWasStartedBefore = true;
IsQueriesStarted = false;
}
if (ModbusMemoryEntityViewModels.Count != modbusMemorySettings.NumberOfPoints)
{
ModbusMemoryEntityViewModels.Clear();
}
foreach (IModbusMemoryEntityViewModel modbusMemoryEntityViewModel in ModbusMemoryEntityViewModels)
{
modbusMemoryEntityViewModel.SetViewSetOption(modbusMemorySettings.IsDiscretOption);
}
//всякие условия вокруг - оптимизация вывода, чтобы не перерисовывать все каждый раз
for (int i = 0; i < modbusMemorySettings.NumberOfPoints; i++)
{
if (_modbusConversionParametersViewModels.Count < i + 1)
{
_modbusConversionParametersViewModels.Add(
_container.Resolve <IModbusConversionParametersViewModel>());
}
if (ModbusMemoryEntityViewModels.Count <= i)
{
ModbusMemoryEntityViewModel modbusMemoryEntityViewModel =
new ModbusMemoryEntityViewModel(_memoryBitViewModelGettingFunc,
_modbusMemoryEntityGettingFunc,
_modbusConversionParametersViewModels[i]);
modbusMemoryEntityViewModel.SetViewSetOption(modbusMemorySettings.IsDiscretOption);
modbusMemoryEntityViewModel.SetAddress(modbusMemorySettings.BaseAdress + i);
ModbusMemoryEntityViewModels.Add(modbusMemoryEntityViewModel);
}
else
{
ModbusMemoryEntityViewModels[i].SetViewSetOption(modbusMemorySettings.IsDiscretOption);
ModbusMemoryEntityViewModels[i].SetAddress(modbusMemorySettings.BaseAdress + i);
}
}
if (isQueriesWasStartedBefore)
{
IsQueriesStarted = true;
}
else
{
ModbusMemoryEntityViewModels.ForEach((model => model.SetError()));
}
}
public ModbusMemorySettingsViewModel(IModbusMemorySettings modbusMemorySettings)
{
this._modbusMemorySettings = modbusMemorySettings;
this.NumberOfPointsCollection = new ObservableCollection <int>()
{
8, 16, 24, 32
};
this.NumberOfPoints = this.NumberOfPointsCollection[1];
this.AddressStepDownCommand = new RelayCommand(this.OnAddressStepDownExecute);
this.AddressStepUpCommand = new RelayCommand(this.OnAddressStepUpExecute);
this.IsDiscretTabSelected = false;
}
